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feat: add SD-backed stats archive and dedicated /stats web console

Jared Dohrman hace 3 meses
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f67aaebe7e

+ 49 - 42
docs/boards.md

@@ -16,6 +16,7 @@ The tables below are built from the repo's PlatformIO board metadata and variant
 - `RAM` is the MCU's built-in RAM.
 - `PSRAM` is extra memory on some boards. More PSRAM usually means more headroom for UI, MQTT, and future features.
 - `GPS` uses `✅` when present and is blank when absent.
+- `SD` uses `✅` when the board is currently known to support the SD-backed archive path in EastMesh, `🧪` when the hardware likely supports TF/microSD but the board-specific integration still needs validation, and is blank when there is no current SD/archive support note.
 
 ## Start Here
 
@@ -85,51 +86,57 @@ If you are deciding between otherwise similar boards, these target-level setting
 
 This table includes all repeater MQTT targets currently defined in `variants/eastmesh_mqtt/platformio.ini`.
 
-| Target                   | MCU     | RAM    | PSRAM | Flash | LoRa   | Display         | GPS |
-| ------------------------ | ------- | ------ | ----- | ----- | ------ | --------------- | --- |
-| Ebyte_EoRa-S3            | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1262 | OLED (SSD1306)  |     |
-| Generic_E22_sx1262       | ESP32   | 520 KB | No    | 4 MB  | SX1262 | None            |     |
-| Generic_E22_sx1268       | ESP32   | 520 KB | No    | 4 MB  | SX1268 | None            |     |
-| Heltec_ct62              | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            |     |
-| Heltec_E213              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | E-paper (2.13") |     |
-| Heltec_E290              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | E-paper (2.9")  |     |
-| Heltec_T190              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | TFT (ST7789)    |     |
-| heltec_tracker_v2        | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | TFT (ST7735)    | ✅  |
-| Heltec_v2                | ESP32   | 520 KB | No    | 8 MB  | SX1276 | OLED (SSD1306)  |     |
-| Heltec_v3                | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | OLED (SSD1306)  | ✅  |
-| heltec_v4                | ESP32S3 | 512 KB | 2 MB  | 16 MB | SX1262 | OLED (SSD1306)  | ✅  |
-| heltec_v4_tft            | ESP32S3 | 512 KB | 2 MB  | 16 MB | SX1262 | TFT (ST7789)    | ✅  |
-| Heltec_Wireless_Paper    | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | E-paper (2.13") |     |
-| Heltec_Wireless_Tracker  | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | TFT (ST7735)    | ✅  |
-| Heltec_WSL3              | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |
-| LilyGo_T3S3_sx1262       | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1262 | OLED (SSD1306)  |     |
-| LilyGo_T3S3_sx1276       | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1276 | OLED (SSD1306)  |     |
-| LilyGo_TBeam_1W          | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  |
-| LilyGo_TDeck             | ESP32S3 | 512 KB | No    | 16 MB | SX1262 | TFT (ST7789)    | ✅  |
-| LilyGo_Tlora_C6          | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |
-| LilyGo_TLora_V2_1_1_6    | ESP32   | 520 KB | No    | 4 MB  | SX1276 | OLED (SSD1306)  | ✅  |
-| M5Stack_Unit_C6L         | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            | ✅  |
-| Meshadventurer_sx1262    | ESP32   | 520 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  | ✅  |
-| Meshadventurer_sx1268    | ESP32   | 520 KB | No    | 4 MB  | SX1268 | OLED (SSD1306)  | ✅  |
-| Meshimi                  | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |
-| nibble_screen_connect    | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  |     |
-| RAK_3112                 | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |
-| Station_G2               | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  |
-| Station_G2_logging       | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  |
-| T_Beam_S3_Supreme_SX1262 | ESP32S3 | 512 KB | 8 MB  | 8 MB  | SX1262 | OLED (SH1106)   | ✅  |
-| Tbeam_SX1262             | ESP32   | 520 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  | ✅  |
-| Tbeam_SX1276             | ESP32   | 520 KB | No    | 4 MB  | SX1276 | OLED (SSD1306)  | ✅  |
-| Tenstar_C3_sx1262        | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            |     |
-| Tenstar_C3_sx1268        | ESP32C3 | 400 KB | No    | 4 MB  | SX1268 | None            |     |
-| ThinkNode_M2             | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | OLED (SH1106)   |     |
-| ThinkNode_M5             | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | E-paper (GxEPD) | ✅  |
-| WHY2025_badge            | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |
-| Xiao_C3                  | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            | ✅  |
-| Xiao_C6                  | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |
-| Xiao_S3_WIO              | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |
+| Target                   | MCU     | RAM    | PSRAM | Flash | LoRa   | Display         | GPS | SD |
+| ------------------------ | ------- | ------ | ----- | ----- | ------ | --------------- | --- | -- |
+| Ebyte_EoRa-S3            | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1262 | OLED (SSD1306)  |     |    |
+| Generic_E22_sx1262       | ESP32   | 520 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| Generic_E22_sx1268       | ESP32   | 520 KB | No    | 4 MB  | SX1268 | None            |     |    |
+| Heltec_ct62              | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| Heltec_E213              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | E-paper (2.13") |     |    |
+| Heltec_E290              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | E-paper (2.9")  |     |    |
+| Heltec_T190              | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | TFT (ST7789)    |     |    |
+| heltec_tracker_v2        | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | TFT (ST7735)    | ✅  |    |
+| Heltec_v2                | ESP32   | 520 KB | No    | 8 MB  | SX1276 | OLED (SSD1306)  |     |    |
+| Heltec_v3                | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | OLED (SSD1306)  | ✅  |    |
+| heltec_v4                | ESP32S3 | 512 KB | 2 MB  | 16 MB | SX1262 | OLED (SSD1306)  | ✅  |    |
+| heltec_v4_tft            | ESP32S3 | 512 KB | 2 MB  | 16 MB | SX1262 | TFT (ST7789)    | ✅  |    |
+| Heltec_Wireless_Paper    | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | E-paper (2.13") |     |    |
+| Heltec_Wireless_Tracker  | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | TFT (ST7735)    | ✅  |    |
+| Heltec_WSL3              | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |    |
+| LilyGo_T3S3_sx1262       | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1262 | OLED (SSD1306)  |     | 🧪 |
+| LilyGo_T3S3_sx1276       | ESP32S3 | 512 KB | 2 MB  | 4 MB  | SX1276 | OLED (SSD1306)  |     | 🧪 |
+| LilyGo_TBeam_1W          | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  | ✅ |
+| LilyGo_TDeck             | ESP32S3 | 512 KB | No    | 16 MB | SX1262 | TFT (ST7789)    | ✅  | 🧪 |
+| LilyGo_Tlora_C6          | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| LilyGo_TLora_V2_1_1_6    | ESP32   | 520 KB | No    | 4 MB  | SX1276 | OLED (SSD1306)  | ✅  |    |
+| M5Stack_Unit_C6L         | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            | ✅  |    |
+| Meshadventurer_sx1262    | ESP32   | 520 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  | ✅  |    |
+| Meshadventurer_sx1268    | ESP32   | 520 KB | No    | 4 MB  | SX1268 | OLED (SSD1306)  | ✅  |    |
+| Meshimi                  | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| nibble_screen_connect    | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  |     |    |
+| RAK_3112                 | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |    |
+| Station_G2               | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  |    |
+| Station_G2_logging       | ESP32S3 | 512 KB | 8 MB  | 16 MB | SX1262 | OLED (SH1106)   | ✅  |    |
+| T_Beam_S3_Supreme_SX1262 | ESP32S3 | 512 KB | 8 MB  | 8 MB  | SX1262 | OLED (SH1106)   | ✅  | ✅ |
+| Tbeam_SX1262             | ESP32   | 520 KB | No    | 4 MB  | SX1262 | OLED (SSD1306)  | ✅  |    |
+| Tbeam_SX1276             | ESP32   | 520 KB | No    | 4 MB  | SX1276 | OLED (SSD1306)  | ✅  |    |
+| Tenstar_C3_sx1262        | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| Tenstar_C3_sx1268        | ESP32C3 | 400 KB | No    | 4 MB  | SX1268 | None            |     |    |
+| ThinkNode_M2             | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | OLED (SH1106)   |     |    |
+| ThinkNode_M5             | ESP32S3 | 512 KB | No    | 4 MB  | SX1262 | E-paper (GxEPD) | ✅  |    |
+| WHY2025_badge            | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| Xiao_C3                  | ESP32C3 | 400 KB | No    | 4 MB  | SX1262 | None            | ✅  |    |
+| Xiao_C6                  | ESP32C6 | 512 KB | No    | 4 MB  | SX1262 | None            |     |    |
+| Xiao_S3_WIO              | ESP32S3 | 512 KB | No    | 8 MB  | SX1262 | None            | ✅  |    |
 
 Note: all current `repeater_mqtt` boards support the local web panel except `Xiao_C3`, where it is disabled to preserve limited board resources.
 
+SD notes:
+
+- `✅` means the board is currently known to work with the SD-backed archive path in EastMesh.
+- `🧪` means the board hardware likely supports TF/microSD, but the EastMesh board-specific integration still needs validation before it should be treated as supported.
+- For the current stats archive, a `4 GB` `FAT32` microSD card is more than sufficient. Larger cards are also supported.
+
 ## `companion_radio_wifi` Boards With A Display
 
 These are the Wi-Fi companion targets that have a display configured for local status, setup help, or occasional direct interaction.

+ 6 - 0
docs/custom-cli.md

@@ -62,8 +62,11 @@ Legacy dotted aliases are also accepted:
 
 - `get web`
 - `get web.status`: shows whether the local HTTPS panel is available.
+- `get web.stats.status`: shows whether the dedicated stats page and history subsystem are enabled, whether recent history is active, whether PSRAM-backed history is available, and whether the SD-backed archive is mounted.
 - `set web on|off`
 - `set.web on|off`: enables or disables the local HTTPS panel.
+- `set web.stats on|off`
+- `set.web.stats on|off`: enables or disables the dedicated `/stats` page and historical stats collection.
 
 ### Runtime Diagnostics
 
@@ -87,9 +90,11 @@ That allowlist currently includes:
 - `get mqtt.status`
 - `get web`
 - `get web.status`
+- `get web.stats.status`
 - `advert`
 - `reboot`
 - `start ota`
+- `set repeat on|off`
 - `memory`
 - `stats-core`
 - `stats-radio`
@@ -117,6 +122,7 @@ That allowlist currently includes:
 - `get mqtt.letsmesh-us`
 - `set mqtt.letsmesh-us on|off`
 - `set web on|off`
+- `set web.stats on|off`
 - `get name`
 - `set name <device-name>`
 - `get lat`

+ 76 - 17
docs/web-panel.md

@@ -10,12 +10,13 @@ The repeater web panel is a local HTTPS configuration page served directly by th
 
 It gives you:
 
-- a password-gated local admin page
+- a password-gated local admin page at `/app`
+- a dedicated stats and trends page at `/stats`
 - quick `get` commands for common repeater and MQTT checks
 - a terminal-style CLI panel for allowlisted commands
 - editable repeater settings
 - editable MQTT settings
-- a stats dashboard with Wi-Fi, core, radio, memory, and packet views
+- a historical stats view with trends, neighbours, and recent events
 
 Operational guidance:
 
@@ -78,18 +79,42 @@ Recommended practice for repeater deployments:
 - use it again for occasional checks or troubleshooting
 - disable it with `set web off` when finished so MQTT has the most headroom available
 
-## Actions
+## Navigation And Actions
 
-The Actions panel gives you the most common operational controls:
+The web console now has two main pages:
 
+- `/app`: lighter-weight control and configuration view
+- `/stats`: current status, trends, neighbours, and recent events
+
+Both pages share the same top navigation and utility actions.
+
+### `/app`
+
+The `/app` page is the main admin and configuration surface.
+
+It includes:
+
+- navigation to `App` and `Stats`
 - `Advert`
 - `Start OTA`
 - `Reboot`
-- `Logout`
 - theme toggle
+- `Logout`
 
 Use `Start OTA` only when you intend to update firmware.
 
+### `/stats`
+
+The `/stats` page is the home for current status and historical visibility.
+
+It includes:
+
+- navigation to `App` and `Stats`
+- `Refresh`
+- `Reboot`
+- theme toggle
+- `Logout`
+
 ## Quick "get" Commands
 
 This section runs common read-only commands for:
@@ -148,19 +173,34 @@ Notes:
 - you can toggle each MQTT server on or off from this panel
 - if all three servers are enabled at once, the panel shows a warning recommending two at most
 
-## Stats
+## `/stats` Overview
 
-Press `Get Stats` to load the dashboard.
+The stats page is loaded separately from `/app` and is intended to keep the main admin page lighter.
 
-The stats page currently shows:
+The `/stats` page currently shows:
 
-- Core
-- Radio
-- Memory
-- Wi-Fi
-- Packets
+- `Services`: MQTT, web, archive, card, neighbour count, and archive capacity
+- `Trends`: battery, heap free, packet activity, and signal
+- `Neighbours`: current neighbour table
+- `Events`: current boot/session events
+
+The trend graphs load sequentially rather than as one large payload:
+
+1. summary/status
+2. battery
+3. memory
+4. packet activity
+5. signal
+
+This keeps browser-side and device-side memory use lower than the previous in-page stats view.
+
+If `web.stats` is enabled and an SD archive is mounted, trends can restore archived summary points after reboot. Recent live points are still added from in-memory history.
+
+Useful CLI commands:
 
-The dashboard is designed to work well on phones as well as desktop browsers.
+- `set web.stats on`
+- `set web.stats off`
+- `get web.stats.status`
 
 ## Mobile Use
 
@@ -169,9 +209,9 @@ The page is responsive and should work cleanly on a phone.
 On mobile:
 
 - quick command buttons collapse into a two-column layout
-- action buttons stack more cleanly
+- top navigation and action groups stay compact and touch-friendly
 - input rows stay usable for touch interaction
-- stats cards reorganize into single-column sections where needed
+- trend cards reorganize into single-column sections where needed
 
 ## Common Tasks
 
@@ -180,7 +220,7 @@ On mobile:
 1. Open the panel.
 2. Press `wifi.status` in Quick `get` Commands.
 3. Press `mqtt.status` in Quick `get` Commands.
-4. Press `Get Stats` for the dashboard view.
+4. Open `/stats` from the top navigation for the historical stats view.
 
 ### Change Device Name
 
@@ -201,6 +241,14 @@ On mobile:
 2. Confirm the action.
 3. Continue with your normal OTA workflow.
 
+### Use Historical Stats
+
+1. Enable stats if needed with `set web.stats on`.
+2. Open `/stats` from the top navigation.
+3. Review `Services` for archive and runtime state.
+4. Review `Trends` for recent graph history.
+5. Use `Refresh` to reload the stats page.
+
 ## Troubleshooting
 
 ### The browser warns about the certificate
@@ -241,9 +289,20 @@ The panel intentionally limits what can be run from the browser. Use the serial
 Try:
 
 - refreshing the browser tab
+- using `Refresh` on `/stats`
 - logging out and back in
 - checking WiFi stability with `get wifi.status`
 
+### `/stats` is unavailable
+
+Check:
+
+- `get web.status`
+- `get web.stats.status`
+- whether `set web.stats on` has been applied
+
+If `web.stats` is off, `/stats` will stay disabled and the historical graph requests will not run.
+
 ## Related Docs
 
 - [Custom CLI Commands](./custom-cli.md)

+ 809 - 40
examples/simple_repeater/MyMesh.cpp

@@ -1,6 +1,129 @@
 #include "MyMesh.h"
 #include <algorithm>
 
+#if defined(ESP32) && WITH_WEB_PANEL
+  #include <WiFi.h>
+#endif
+
+#ifndef ARCHIVE_DEBUG
+  #if defined(MQTT_DEBUG) && MQTT_DEBUG
+    #define ARCHIVE_DEBUG 1
+  #else
+    #define ARCHIVE_DEBUG 0
+  #endif
+#endif
+
+#if ARCHIVE_DEBUG
+  #define ARCHIVE_LOG(fmt, ...) Serial.printf("[ARCHIVE] " fmt "\n", ##__VA_ARGS__)
+#else
+  #define ARCHIVE_LOG(...) do { } while (0)
+#endif
+
+namespace {
+
+constexpr unsigned long kArchiveNeighboursFlushIntervalMs = 60UL * 1000UL;
+constexpr const char* kArchiveNeighboursSnapshotPath = "/stats/neighbours.snapshot";
+
+File openArchiveWrite(FILESYSTEM* fs, const char* filename) {
+#if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM)
+  fs->remove(filename);
+  return fs->open(filename, FILE_O_WRITE);
+#elif defined(RP2040_PLATFORM)
+  return fs->open(filename, "w");
+#else
+  fs->remove(filename);
+  return fs->open(filename, FILE_WRITE);
+#endif
+}
+
+File openArchiveRead(FILESYSTEM* fs, const char* filename) {
+#if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM) || defined(RP2040_PLATFORM)
+  return fs->open(filename, "r");
+#else
+  return fs->open(filename, FILE_READ);
+#endif
+}
+
+File openArchiveWriteWithRecovery(ArchiveStorage* archive, const char* filename) {
+  if (archive == nullptr) {
+    return File();
+  }
+  FILESYSTEM* fs = archive->getFS();
+  if (fs == nullptr) {
+    return File();
+  }
+  File file = openArchiveWrite(fs, filename);
+  if (file) {
+    return file;
+  }
+  if (!archive->recover()) {
+    return File();
+  }
+  fs = archive->getFS();
+  return fs != nullptr ? openArchiveWrite(fs, filename) : File();
+}
+
+File openArchiveReadWithRecovery(ArchiveStorage* archive, const char* filename) {
+  if (archive == nullptr) {
+    return File();
+  }
+  FILESYSTEM* fs = archive->getFS();
+  if (fs == nullptr) {
+    return File();
+  }
+  File file = openArchiveRead(fs, filename);
+  if (file) {
+    return file;
+  }
+  if (!archive->recover()) {
+    return File();
+  }
+  fs = archive->getFS();
+  return fs != nullptr ? openArchiveRead(fs, filename) : File();
+}
+
+void escapeJsonString(const char* input, char* output, size_t output_size) {
+  if (output == nullptr || output_size == 0) {
+    return;
+  }
+
+  size_t oi = 0;
+  for (size_t i = 0; input != nullptr && input[i] != 0 && oi + 1 < output_size; ++i) {
+    const char c = input[i];
+    const char* escape = nullptr;
+    switch (c) {
+      case '\\':
+        escape = "\\\\";
+        break;
+      case '"':
+        escape = "\\\"";
+        break;
+      case '\n':
+        escape = "\\n";
+        break;
+      case '\r':
+        escape = "\\r";
+        break;
+      case '\t':
+        escape = "\\t";
+        break;
+      default:
+        break;
+    }
+
+    if (escape != nullptr) {
+      while (*escape != 0 && oi + 1 < output_size) {
+        output[oi++] = *escape++;
+      }
+    } else {
+      output[oi++] = c;
+    }
+  }
+  output[oi] = 0;
+}
+
+}  // namespace
+
 /* ------------------------------ Config -------------------------------- */
 
 #ifndef LORA_FREQ
@@ -84,6 +207,7 @@ void MyMesh::putNeighbour(const mesh::Identity &id, uint32_t timestamp, float sn
   neighbour->advert_timestamp = timestamp;
   neighbour->heard_timestamp = getRTCClock()->getCurrentTime();
   neighbour->snr = (int8_t)(snr * 4);
+  _archive_neighbours_dirty = true;
 #endif
 }
 
@@ -852,12 +976,17 @@ MyMesh::MyMesh(mesh::MainBoard &board, mesh::Radio &radio, mesh::MillisecondCloc
 #endif
 {
   last_millis = 0;
+  _archive = nullptr;
   uptime_millis = 0;
+  next_archive_neighbours_flush_ms = 0;
+  next_history_sample_ms = 0;
   next_local_advert = next_flood_advert = 0;
   dirty_contacts_expiry = 0;
   set_radio_at = revert_radio_at = 0;
   _logging = false;
+  _archive_neighbours_dirty = false;
   region_load_active = false;
+  memset(&_stats_state, 0, sizeof(_stats_state));
 
 #if MAX_NEIGHBOURS
   memset(neighbours, 0, sizeof(neighbours));
@@ -912,9 +1041,11 @@ MyMesh::MyMesh(mesh::MainBoard &board, mesh::Radio &radio, mesh::MillisecondCloc
   pending_discover_until = 0;
 }
 
-void MyMesh::begin(FILESYSTEM *fs) {
+void MyMesh::begin(FILESYSTEM *fs, ArchiveStorage* archive) {
   mesh::Mesh::begin();
   _fs = fs;
+  _archive = archive;
+  last_millis = millis();
   // load persisted prefs
   _cli.loadPrefs(_fs);
   acl.load(_fs, self_id);
@@ -926,10 +1057,45 @@ void MyMesh::begin(FILESYSTEM *fs) {
     bridge.begin();
   }
 #endif
-#if defined(WITH_MQTT_UPLINK)
+#if defined(ESP_PLATFORM)
+  uint8_t legacy_wifi_powersave = 0;
+  const char* legacy_wifi_ssid = nullptr;
+  const char* legacy_wifi_pwd = nullptr;
+#ifdef WITH_MQTT_UPLINK
+  MQTTPrefs legacy_mqtt_prefs{};
+  MQTTPrefsStore::setDefaults(legacy_mqtt_prefs);
+  MQTTPrefsStore::load(_fs, legacy_mqtt_prefs);
+  legacy_wifi_powersave = legacy_mqtt_prefs.legacy_wifi_powersave;
+  legacy_wifi_ssid = legacy_mqtt_prefs.legacy_wifi_ssid;
+  legacy_wifi_pwd = legacy_mqtt_prefs.legacy_wifi_pwd;
+#endif
+  network.begin(_fs, legacy_wifi_powersave, legacy_wifi_ssid, legacy_wifi_pwd);
+#endif
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
   board.setInhibitSleep(true);
+  web.setCommandRunner(this);
+  web.setNetworkStateProvider(&network);
+  web.begin(_fs);
+  _stats_history.begin(web.isWebStatsEnabled(), _archive);
+  if (web.isWebStatsEnabled() && _archive != nullptr && _archive->isMounted()) {
+    restoreArchiveNeighbours();
+    next_archive_neighbours_flush_ms = millis() + kArchiveNeighboursFlushIntervalMs;
+  }
+  if (web.isWebStatsEnabled()) {
+    recordStatsEvent(HISTORY_EVENT_BOOT);
+    if (_archive != nullptr) {
+      recordStatsEvent(_archive->isMounted() ? HISTORY_EVENT_ARCHIVE_MOUNTED : HISTORY_EVENT_ARCHIVE_UNAVAILABLE);
+    }
+  }
+#endif
+#if defined(WITH_MQTT_UPLINK) && !(defined(ESP_PLATFORM) && WITH_WEB_PANEL)
+  board.setInhibitSleep(true);
+#endif
+#ifdef WITH_MQTT_UPLINK
   mqtt.setNodeNameSource(_prefs.node_name);
-  mqtt.setWebCommandRunner(this);
+#if defined(ESP_PLATFORM)
+  mqtt.setNetworkStateProvider(&network);
+#endif
   mqtt.begin(_fs);
 #endif
 
@@ -949,6 +1115,8 @@ void MyMesh::begin(FILESYSTEM *fs) {
 #if ENV_INCLUDE_GPS == 1
   applyGpsPrefs();
 #endif
+
+  next_history_sample_ms = futureMillis(1000);
 }
 
 void MyMesh::applyTempRadioParams(float freq, float bw, uint8_t sf, uint8_t cr, int timeout_mins) {
@@ -1079,6 +1247,7 @@ void MyMesh::removeNeighbor(const uint8_t *pubkey, int key_len) {
     NeighbourInfo *neighbour = &neighbours[i];
     if (memcmp(neighbour->id.pub_key, pubkey, key_len) == 0) {
       neighbours[i] = NeighbourInfo(); // clear neighbour entry
+      _archive_neighbours_dirty = true;
     }
   }
 #endif
@@ -1101,6 +1270,370 @@ void MyMesh::formatMemoryReply(char *reply, size_t reply_size) {
   StatsFormatHelper::formatMemoryStats(reply, reply_size);
 }
 
+size_t MyMesh::getNeighbourCount() const {
+#if MAX_NEIGHBOURS
+  size_t count = 0;
+  for (int i = 0; i < MAX_NEIGHBOURS; i++) {
+    if (neighbours[i].heard_timestamp > 0) {
+      count++;
+    }
+  }
+  return count;
+#else
+  return 0;
+#endif
+}
+
+bool MyMesh::restoreArchiveNeighbours() {
+#if MAX_NEIGHBOURS
+  if (_archive == nullptr || !_archive->isMounted()) {
+    return false;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr || !fs->exists(kArchiveNeighboursSnapshotPath)) {
+    return false;
+  }
+
+  File file = openArchiveReadWithRecovery(_archive, kArchiveNeighboursSnapshotPath);
+  if (!file) {
+    ARCHIVE_LOG("neighbours restore open failed path=%s", kArchiveNeighboursSnapshotPath);
+    return false;
+  }
+
+  memset(neighbours, 0, sizeof(neighbours));
+  char line[128];
+  size_t line_len = 0;
+  size_t restored = 0;
+  while (file.available()) {
+    const int raw = file.read();
+    if (raw < 0) {
+      break;
+    }
+
+    const char ch = static_cast<char>(raw);
+    if (ch == '\r') {
+      continue;
+    }
+    if (ch == '\n') {
+      line[line_len] = 0;
+      if (line_len > 0 && restored < MAX_NEIGHBOURS) {
+        char full_hex[65];
+        unsigned long advert_timestamp = 0;
+        unsigned long heard_timestamp = 0;
+        int snr = 0;
+        memset(full_hex, 0, sizeof(full_hex));
+        if (sscanf(line, "%64[^,],%lu,%lu,%d", full_hex, &advert_timestamp, &heard_timestamp, &snr) == 4) {
+          uint8_t pub_key[PUB_KEY_SIZE];
+          if (mesh::Utils::fromHex(pub_key, PUB_KEY_SIZE, full_hex)) {
+            neighbours[restored].id = mesh::Identity(pub_key);
+            neighbours[restored].advert_timestamp = static_cast<uint32_t>(advert_timestamp);
+            neighbours[restored].heard_timestamp = static_cast<uint32_t>(heard_timestamp);
+            neighbours[restored].snr = static_cast<int8_t>(constrain(snr, -128, 127));
+            restored++;
+          }
+        }
+      }
+      line_len = 0;
+      continue;
+    }
+
+    if (line_len + 1 < sizeof(line)) {
+      line[line_len++] = ch;
+    }
+  }
+
+  if (line_len > 0 && restored < MAX_NEIGHBOURS) {
+    line[line_len] = 0;
+    char full_hex[65];
+    unsigned long advert_timestamp = 0;
+    unsigned long heard_timestamp = 0;
+    int snr = 0;
+    memset(full_hex, 0, sizeof(full_hex));
+    if (sscanf(line, "%64[^,],%lu,%lu,%d", full_hex, &advert_timestamp, &heard_timestamp, &snr) == 4) {
+      uint8_t pub_key[PUB_KEY_SIZE];
+      if (mesh::Utils::fromHex(pub_key, PUB_KEY_SIZE, full_hex)) {
+        neighbours[restored].id = mesh::Identity(pub_key);
+        neighbours[restored].advert_timestamp = static_cast<uint32_t>(advert_timestamp);
+        neighbours[restored].heard_timestamp = static_cast<uint32_t>(heard_timestamp);
+        neighbours[restored].snr = static_cast<int8_t>(constrain(snr, -128, 127));
+        restored++;
+      }
+    }
+  }
+
+  file.close();
+  _archive_neighbours_dirty = false;
+  return restored > 0;
+#else
+  return false;
+#endif
+}
+
+void MyMesh::flushArchiveNeighbours() {
+#if MAX_NEIGHBOURS
+  if (_archive == nullptr || !_archive->isMounted()) {
+    return;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr) {
+    return;
+  }
+
+  int16_t neighbours_count = 0;
+  NeighbourInfo* sorted_neighbours[MAX_NEIGHBOURS];
+  for (int i = 0; i < MAX_NEIGHBOURS; i++) {
+    if (neighbours[i].heard_timestamp > 0) {
+      sorted_neighbours[neighbours_count++] = &neighbours[i];
+    }
+  }
+
+  std::sort(sorted_neighbours, sorted_neighbours + neighbours_count, [](const NeighbourInfo* a, const NeighbourInfo* b) {
+    return a->heard_timestamp > b->heard_timestamp;
+  });
+
+  File file = openArchiveWriteWithRecovery(_archive, kArchiveNeighboursSnapshotPath);
+  if (!file) {
+    ARCHIVE_LOG("neighbours open failed path=%s", kArchiveNeighboursSnapshotPath);
+    return;
+  }
+
+  size_t total_written = 0;
+  for (int i = 0; i < neighbours_count; ++i) {
+    char full_hex[65];
+    mesh::Utils::toHex(full_hex, sorted_neighbours[i]->id.pub_key, PUB_KEY_SIZE);
+    total_written += file.printf("%s,%lu,%lu,%d\n",
+                                 full_hex,
+                                 static_cast<unsigned long>(sorted_neighbours[i]->advert_timestamp),
+                                 static_cast<unsigned long>(sorted_neighbours[i]->heard_timestamp),
+                                 static_cast<int>(sorted_neighbours[i]->snr));
+  }
+  file.flush();
+  file.close();
+  ARCHIVE_LOG("neighbours flushed path=%s bytes=%u count=%d",
+              kArchiveNeighboursSnapshotPath,
+              static_cast<unsigned>(total_written),
+              static_cast<int>(neighbours_count));
+  _archive_neighbours_dirty = false;
+#endif
+}
+
+void MyMesh::maybeFlushArchiveNeighbours(unsigned long now_ms) {
+#if MAX_NEIGHBOURS
+  if (!_archive_neighbours_dirty || _archive == nullptr || !_archive->isMounted()) {
+    return;
+  }
+  if (next_archive_neighbours_flush_ms == 0 || millisHasNowPassed(next_archive_neighbours_flush_ms)) {
+    flushArchiveNeighbours();
+    next_archive_neighbours_flush_ms = now_ms + kArchiveNeighboursFlushIntervalMs;
+  }
+#else
+  (void)now_ms;
+#endif
+}
+
+void MyMesh::recordStatsEvent(uint8_t type, int16_t value) {
+  _stats_history.recordEvent(type, getRTCClock()->getCurrentTime(), static_cast<uint32_t>(uptime_millis / 1000), value);
+}
+
+void MyMesh::updateStatsHistory(unsigned long now_ms) {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  constexpr uint32_t kLowMemoryEnterBytes = 32UL * 1024UL;
+  constexpr uint32_t kLowMemoryClearBytes = 48UL * 1024UL;
+  constexpr uint32_t kLowMemoryEventCooldownSecs = 5UL * 60UL;
+  _stats_history.setArchive(_archive);
+  _stats_history.setEnabled(web.isWebStatsEnabled());
+  if (!_stats_history.isEnabled()) {
+    _stats_state.initialized = false;
+    _archive_neighbours_dirty = false;
+    return;
+  }
+
+  const bool wifi_connected = network.isWifiConnected();
+#ifdef WITH_MQTT_UPLINK
+  const bool mqtt_connected = mqtt.isAnyBrokerConnected();
+#else
+  const bool mqtt_connected = false;
+#endif
+  const bool web_panel_up = web.isPanelRunning();
+  const bool archive_mounted = (_archive != nullptr) && _archive->isMounted();
+#if defined(ESP32)
+  const uint32_t free_heap = ESP.getFreeHeap();
+  const uint32_t uptime_secs = static_cast<uint32_t>(uptime_millis / 1000);
+  bool low_memory = _stats_state.low_memory;
+  if (!_stats_state.initialized) {
+    low_memory = free_heap <= kLowMemoryEnterBytes;
+  } else if (low_memory) {
+    low_memory = free_heap <= kLowMemoryClearBytes;
+  } else {
+    low_memory = free_heap <= kLowMemoryEnterBytes;
+  }
+#else
+  const bool low_memory = false;
+#endif
+
+  if (!_stats_state.initialized) {
+    _stats_state.initialized = true;
+    _stats_state.wifi_connected = wifi_connected;
+    _stats_state.mqtt_connected = mqtt_connected;
+    _stats_state.web_panel_up = web_panel_up;
+    _stats_state.archive_mounted = archive_mounted;
+    _stats_state.low_memory = low_memory;
+    _stats_state.last_low_memory_event_uptime_secs = 0;
+  } else {
+    if (_stats_state.mqtt_connected != mqtt_connected) {
+      recordStatsEvent(mqtt_connected ? HISTORY_EVENT_MQTT_CONNECTED : HISTORY_EVENT_MQTT_DISCONNECTED);
+      _stats_state.mqtt_connected = mqtt_connected;
+    }
+    if (_stats_state.web_panel_up != web_panel_up) {
+      recordStatsEvent(web_panel_up ? HISTORY_EVENT_WEB_STARTED : HISTORY_EVENT_WEB_STOPPED);
+      _stats_state.web_panel_up = web_panel_up;
+    }
+    if (_stats_state.archive_mounted != archive_mounted) {
+      recordStatsEvent(archive_mounted ? HISTORY_EVENT_ARCHIVE_MOUNTED : HISTORY_EVENT_ARCHIVE_UNAVAILABLE);
+      _stats_state.archive_mounted = archive_mounted;
+      if (archive_mounted) {
+        if (getNeighbourCount() == 0) {
+          restoreArchiveNeighbours();
+        }
+        next_archive_neighbours_flush_ms = now_ms + kArchiveNeighboursFlushIntervalMs;
+      }
+    }
+    if (!_stats_state.low_memory && low_memory) {
+#if defined(ESP32)
+      if (_stats_state.last_low_memory_event_uptime_secs == 0 ||
+          (uptime_secs - _stats_state.last_low_memory_event_uptime_secs) >= kLowMemoryEventCooldownSecs) {
+        recordStatsEvent(HISTORY_EVENT_LOW_MEMORY, static_cast<int16_t>(min<uint32_t>(free_heap / 1024, 32767)));
+        _stats_state.last_low_memory_event_uptime_secs = uptime_secs;
+      }
+#endif
+    }
+    _stats_state.wifi_connected = wifi_connected;
+    _stats_state.low_memory = low_memory;
+  }
+
+  if (next_history_sample_ms == 0 || millisHasNowPassed(next_history_sample_ms)) {
+    HistorySample sample{};
+    sample.epoch_secs = getRTCClock()->getCurrentTime();
+    sample.uptime_secs = static_cast<uint32_t>(uptime_millis / 1000);
+    sample.packets_sent = radio_driver.getPacketsSent();
+    sample.packets_recv = radio_driver.getPacketsRecv();
+    sample.battery_mv = board.getBattMilliVolts();
+    sample.queue_len = static_cast<uint16_t>(_mgr->getOutboundTotal());
+    sample.error_flags = _err_flags;
+    sample.recv_errors = static_cast<uint16_t>(min<uint32_t>(radio_driver.getPacketsRecvErrors(), 0xFFFF));
+    sample.neighbour_count = static_cast<uint16_t>(min<size_t>(getNeighbourCount(), 0xFFFF));
+    sample.direct_dups = static_cast<uint16_t>(min<uint32_t>(((SimpleMeshTables *)getTables())->getNumDirectDups(), 0xFFFF));
+    sample.flood_dups = static_cast<uint16_t>(min<uint32_t>(((SimpleMeshTables *)getTables())->getNumFloodDups(), 0xFFFF));
+    sample.last_rssi_x4 = static_cast<int16_t>(radio_driver.getLastRSSI() * 4.0f);
+    sample.last_snr_x4 = static_cast<int16_t>(radio_driver.getLastSNR() * 4.0f);
+    sample.noise_floor = static_cast<int16_t>(_radio->getNoiseFloor());
+    sample.battery_pct = static_cast<int8_t>(board.getBatteryPercent());
+#if defined(ESP32)
+    sample.heap_free = ESP.getFreeHeap();
+    sample.heap_min = ESP.getMinFreeHeap();
+    sample.psram_free = ESP.getFreePsram();
+    sample.psram_min = ESP.getMinFreePsram();
+#endif
+    if (board.isExternalPowered()) sample.flags |= HISTORY_FLAG_EXTERNAL_POWER;
+    if (board.isCharging()) sample.flags |= HISTORY_FLAG_CHARGING;
+    if (board.isVbusPresent()) sample.flags |= HISTORY_FLAG_VBUS;
+    if (wifi_connected) sample.flags |= HISTORY_FLAG_WIFI_CONNECTED;
+    if (mqtt_connected) sample.flags |= HISTORY_FLAG_MQTT_CONNECTED;
+    if (web.isWebEnabled()) sample.flags |= HISTORY_FLAG_WEB_ENABLED;
+    if (web_panel_up) sample.flags |= HISTORY_FLAG_WEB_PANEL_UP;
+    if (archive_mounted) sample.flags |= HISTORY_FLAG_ARCHIVE_MOUNTED;
+    _stats_history.pushSample(sample);
+    next_history_sample_ms = now_ms + 60000UL;
+  }
+
+  _stats_history.maybeFlush(now_ms);
+  maybeFlushArchiveNeighbours(now_ms);
+#else
+  (void)now_ms;
+#endif
+}
+
+bool MyMesh::appendJsonEvents(char* reply, size_t reply_size, size_t& offset) const {
+  offset += snprintf(&reply[offset], reply_size - offset, "\"events\":[");
+  const size_t max_events = min<size_t>(_stats_history.getEventCount(), 6);
+  const uint32_t now_epoch_secs = getRTCClock()->getCurrentTime();
+  const uint32_t now_uptime_secs = static_cast<uint32_t>(uptime_millis / 1000);
+  for (size_t i = 0; i < max_events; ++i) {
+    HistoryEvent event{};
+    if (!_stats_history.getRecentEvent(i, event)) {
+      break;
+    }
+    const uint32_t age_secs = (now_epoch_secs >= event.epoch_secs && event.epoch_secs > 0)
+        ? (now_epoch_secs - event.epoch_secs)
+        : ((now_uptime_secs >= event.uptime_secs) ? (now_uptime_secs - event.uptime_secs) : event.uptime_secs);
+    offset += snprintf(&reply[offset], reply_size - offset,
+                       "%s{\"t\":%lu,\"type\":\"%s\",\"value\":%d}",
+                       i == 0 ? "" : ",",
+                       static_cast<unsigned long>(age_secs),
+                       StatsHistory::getEventTypeName(event.type),
+                       static_cast<int>(event.value));
+    if (offset >= reply_size) {
+      return false;
+    }
+  }
+  offset += snprintf(&reply[offset], reply_size - offset, "]");
+  return offset < reply_size;
+}
+
+bool MyMesh::appendJsonNeighbours(char* reply, size_t reply_size, size_t& offset) const {
+  offset += snprintf(&reply[offset], reply_size - offset, "\"neighbors_detail\":[");
+  if (offset >= reply_size) {
+    return false;
+  }
+
+#if MAX_NEIGHBOURS
+  constexpr size_t kMaxNeighboursJson = 10;
+  int16_t neighbours_count = 0;
+  NeighbourInfo* sorted_neighbours[MAX_NEIGHBOURS];
+  for (int i = 0; i < MAX_NEIGHBOURS; i++) {
+    auto neighbour = const_cast<NeighbourInfo*>(&neighbours[i]);
+    if (neighbour->heard_timestamp > 0) {
+      sorted_neighbours[neighbours_count++] = neighbour;
+    }
+  }
+
+  std::sort(sorted_neighbours, sorted_neighbours + neighbours_count, [](const NeighbourInfo* a, const NeighbourInfo* b) {
+    return a->heard_timestamp > b->heard_timestamp;
+  });
+
+  const size_t emit_count = min<size_t>(neighbours_count, kMaxNeighboursJson);
+  const uint32_t now_secs = getRTCClock()->getCurrentTime();
+  for (size_t i = 0; i < emit_count; ++i) {
+    const NeighbourInfo* neighbour = sorted_neighbours[i];
+    char hex[7];
+    char full_hex[65];
+    mesh::Utils::toHex(hex, neighbour->id.pub_key, 3);
+    mesh::Utils::toHex(full_hex, neighbour->id.pub_key, PUB_KEY_SIZE);
+    const uint32_t heard_secs_ago = now_secs - neighbour->heard_timestamp;
+    const uint32_t advert_secs_ago = now_secs - neighbour->advert_timestamp;
+    ClientInfo* client = const_cast<ClientACL&>(acl).getClient(neighbour->id.pub_key, PUB_KEY_SIZE);
+    const bool route_known = (client != nullptr && client->out_path_len != OUT_PATH_UNKNOWN);
+    offset += snprintf(&reply[offset], reply_size - offset,
+                       "%s{\"id\":\"%s\",\"full_id\":\"%s\",\"heard_secs_ago\":%lu,\"advert_secs_ago\":%lu,\"snr_db\":%.2f,\"route\":\"%s\"}",
+                       i == 0 ? "" : ",",
+                       hex,
+                       full_hex,
+                       static_cast<unsigned long>(heard_secs_ago),
+                       static_cast<unsigned long>(advert_secs_ago),
+                       static_cast<double>(neighbour->snr) / 4.0,
+                       route_known ? "known" : "unknown");
+    if (offset >= reply_size) {
+      return false;
+    }
+  }
+#endif
+
+  offset += snprintf(&reply[offset], reply_size - offset, "]");
+  return offset < reply_size;
+}
+
 void MyMesh::saveIdentity(const mesh::LocalIdentity &new_id) {
 #if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM)
   IdentityStore store(*_fs, "");
@@ -1307,6 +1840,75 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
       sendNodeDiscoverReq();
       strcpy(reply, "OK - Discover sent");
     }
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  } else if (strcmp(command, "get web.status") == 0 || strcmp(command, "get web") == 0) {
+    web.formatWebStatusReply(reply, 160);
+  } else if (strcmp(command, "get web.stats.status") == 0) {
+    snprintf(reply, 160,
+             "> enabled:%s history:%s psram:%s degraded:%s samples:%u/%u events:%u/%u archive:%s logical:%s path:%s",
+             web.isWebStatsEnabled() ? "on" : "off",
+             (_stats_history.isEnabled() && _stats_history.isRecentHistoryAvailable()) ? "active" : "inactive",
+             _stats_history.isPsramBacked() ? "yes" : "no",
+             _stats_history.isDegraded() ? "yes" : "no",
+             static_cast<unsigned>(_stats_history.getSampleCount()),
+             static_cast<unsigned>(_stats_history.getSampleCapacity()),
+             static_cast<unsigned>(_stats_history.getEventCount()),
+             static_cast<unsigned>(_stats_history.getEventCapacity()),
+             (_archive != nullptr && _archive->isMounted()) ? "mounted" : "unavailable",
+             (_archive != nullptr) ? _archive->getLogicalName() : "archive",
+             (_archive != nullptr) ? _archive->getLogicalStatsPath() : "archive:/stats");
+#endif
+#if defined(ESP_PLATFORM)
+  } else if (memcmp(command, "get wifi.status", 15) == 0) {
+    network.formatWifiStatusReply(reply, 160);
+  } else if (memcmp(command, "get wifi.ssid", 13) == 0) {
+    sprintf(reply, "> %s", network.getWifiSSID()[0] ? network.getWifiSSID() : "-");
+  } else if (memcmp(command, "get wifi.powersaving", 20) == 0) {
+    sprintf(reply, "> %s", network.getWifiPowerSave());
+#endif
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  } else if (memcmp(command, "set web ", 8) == 0) {
+    web.setWebEnabled(memcmp(&command[8], "on", 2) == 0);
+    strcpy(reply, "OK");
+  } else if (memcmp(command, "set.web ", 8) == 0) {
+    web.setWebEnabled(memcmp(&command[8], "on", 2) == 0);
+    strcpy(reply, "OK");
+  } else if (memcmp(command, "set web.stats ", 14) == 0 || memcmp(command, "set.web.stats ", 15) == 0) {
+    const char* value = (memcmp(command, "set web.stats ", 14) == 0) ? &command[14] : &command[15];
+    const bool enabled = memcmp(value, "on", 2) == 0;
+    if (web.setWebStatsEnabled(enabled)) {
+      _stats_history.setEnabled(enabled);
+      recordStatsEvent(enabled ? HISTORY_EVENT_STATS_ENABLED : HISTORY_EVENT_STATS_DISABLED);
+      if (enabled) {
+        next_history_sample_ms = millis();
+      } else {
+        _stats_state.initialized = false;
+      }
+      strcpy(reply, enabled ? "OK - web.stats on" : "OK - web.stats off");
+    } else {
+      strcpy(reply, "Err - unable to update web.stats");
+    }
+#endif
+#if defined(ESP_PLATFORM)
+  } else if (memcmp(command, "set wifi.ssid ", 14) == 0) {
+    if (network.setWifiSSID(&command[14])) {
+      strcpy(reply, "OK");
+    } else {
+      strcpy(reply, "Err - bad wifi.ssid");
+    }
+  } else if (memcmp(command, "set wifi.pwd ", 13) == 0) {
+    if (network.setWifiPassword(&command[13])) {
+      strcpy(reply, "OK");
+    } else {
+      strcpy(reply, "Err - bad wifi.pwd");
+    }
+  } else if (memcmp(command, "set wifi.powersaving ", 21) == 0) {
+    if (network.setWifiPowerSave(&command[21])) {
+      strcpy(reply, "OK");
+    } else {
+      strcpy(reply, "Err - use none|min|max");
+    }
+#endif
 #ifdef WITH_MQTT_UPLINK
   } else if (memcmp(command, "mqtt.owner ", 11) == 0) {
     if (mqtt.setOwnerPublicKey(&command[11])) {
@@ -1330,14 +1932,6 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
     sprintf(reply, "> %s", mqtt.isStatusEnabled() ? "on" : "off");
   } else if (strcmp(command, "get mqtt.status") == 0) {
     mqtt.formatStatusReply(reply, 160);
-  } else if (strcmp(command, "get web.status") == 0 || strcmp(command, "get web") == 0) {
-    mqtt.formatWebStatusReply(reply, 160);
-  } else if (memcmp(command, "get wifi.status", 15) == 0) {
-    mqtt.formatWifiStatusReply(reply, 160);
-  } else if (memcmp(command, "get wifi.ssid", 13) == 0) {
-    sprintf(reply, "> %s", mqtt.getWifiSSID()[0] ? mqtt.getWifiSSID() : "-");
-  } else if (memcmp(command, "get wifi.powersaving", 20) == 0) {
-    sprintf(reply, "> %s", mqtt.getWifiPowerSave());
   } else if (memcmp(command, "get mqtt.iata", 13) == 0) {
     sprintf(reply, "> %s", mqtt.getIata());
   } else if (memcmp(command, "get mqtt.owner", 14) == 0) {
@@ -1359,30 +1953,6 @@ void MyMesh::handleCommand(uint32_t sender_timestamp, char *command, char *reply
   } else if (memcmp(command, "set mqtt.tx ", 12) == 0) {
     mqtt.setTxEnabled(memcmp(&command[12], "on", 2) == 0);
     strcpy(reply, "OK");
-  } else if (memcmp(command, "set web ", 8) == 0) {
-    mqtt.setWebEnabled(memcmp(&command[8], "on", 2) == 0);
-    strcpy(reply, "OK");
-  } else if (memcmp(command, "set.web ", 8) == 0) {
-    mqtt.setWebEnabled(memcmp(&command[8], "on", 2) == 0);
-    strcpy(reply, "OK");
-  } else if (memcmp(command, "set wifi.ssid ", 14) == 0) {
-    if (mqtt.setWifiSSID(&command[14])) {
-      strcpy(reply, "OK");
-    } else {
-      strcpy(reply, "Err - bad wifi.ssid");
-    }
-  } else if (memcmp(command, "set wifi.pwd ", 13) == 0) {
-    if (mqtt.setWifiPassword(&command[13])) {
-      strcpy(reply, "OK");
-    } else {
-      strcpy(reply, "Err - bad wifi.pwd");
-    }
-  } else if (memcmp(command, "set wifi.powersaving ", 21) == 0) {
-    if (mqtt.setWifiPowerSave(&command[21])) {
-      strcpy(reply, "OK");
-    } else {
-      strcpy(reply, "Err - use none|min|max");
-    }
   } else if (memcmp(command, "set mqtt.iata ", 14) == 0) {
     if (mqtt.setIata(&command[14])) {
       strcpy(reply, "OK");
@@ -1457,6 +2027,7 @@ void MyMesh::runWebCommand(const char* command, char* reply, size_t reply_size)
       matches_exact("clock") ||
       matches_exact("get mqtt.status") ||
       matches_exact("get web.status") ||
+      matches_exact("get web.stats.status") ||
       matches_exact("get web") ||
       matches_exact("advert") ||
       matches_exact("reboot") ||
@@ -1489,6 +2060,7 @@ void MyMesh::runWebCommand(const char* command, char* reply, size_t reply_size)
       matches_exact("get public.key") ||
       matches_exact("get advert.interval") ||
       matches_exact("get flood.advert.interval") ||
+      matches_exact("get repeat") ||
       matches_exact("get flood.max") ||
       matches_exact("get path.hash.mode") ||
       matches_exact("get owner.info") ||
@@ -1505,6 +2077,8 @@ void MyMesh::runWebCommand(const char* command, char* reply, size_t reply_size)
       matches_prefix("set mqtt.tx ") ||
       matches_prefix("set web ") ||
       matches_prefix("set.web ") ||
+      matches_prefix("set web.stats ") ||
+      matches_prefix("set.web.stats ") ||
       matches_prefix("set mqtt.eastmesh-au ") ||
       matches_prefix("set mqtt.eastmesh.au ") ||
       matches_prefix("set mqtt.letsmesh-eu ") ||
@@ -1520,6 +2094,7 @@ void MyMesh::runWebCommand(const char* command, char* reply, size_t reply_size)
       matches_prefix("set prv.key ") ||
       matches_prefix("set advert.interval ") ||
       matches_prefix("set flood.advert.interval ") ||
+      matches_prefix("set repeat ") ||
       matches_prefix("set flood.max ") ||
       matches_prefix("set path.hash.mode ") ||
       matches_prefix("time ") ||
@@ -1538,11 +2113,191 @@ void MyMesh::runWebCommand(const char* command, char* reply, size_t reply_size)
   reply[reply_size - 1] = 0;
 }
 
+bool MyMesh::isWebStatsEnabled() const {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  return web.isWebStatsEnabled();
+#else
+  return false;
+#endif
+}
+
+bool MyMesh::formatWebStatsSummaryJson(char* reply, size_t reply_size) {
+  if (reply == nullptr || reply_size == 0) {
+    return false;
+  }
+  reply[0] = 0;
+
+#if !defined(ESP_PLATFORM) || !WITH_WEB_PANEL
+  return false;
+#else
+  char wifi_ssid[48];
+  char wifi_status[20];
+  char wifi_ip[20];
+  char wifi_powersave[12];
+  escapeJsonString(network.getWifiSSID()[0] ? network.getWifiSSID() : "-", wifi_ssid, sizeof(wifi_ssid));
+  escapeJsonString(network.getWifiPowerSave(), wifi_powersave, sizeof(wifi_powersave));
+  int wifi_rssi = 0;
+
+#if defined(ESP32)
+  if (network.getWifiSSID()[0] == 0) {
+    strncpy(wifi_status, "unconfigured", sizeof(wifi_status) - 1);
+    wifi_status[sizeof(wifi_status) - 1] = 0;
+    strncpy(wifi_ip, "--", sizeof(wifi_ip) - 1);
+    wifi_ip[sizeof(wifi_ip) - 1] = 0;
+  } else if (network.isWifiConnected()) {
+    strncpy(wifi_status, "connected", sizeof(wifi_status) - 1);
+    wifi_status[sizeof(wifi_status) - 1] = 0;
+    String ip = WiFi.localIP().toString();
+    escapeJsonString(ip.c_str(), wifi_ip, sizeof(wifi_ip));
+    wifi_rssi = WiFi.RSSI();
+  } else {
+    strncpy(wifi_status, "connecting", sizeof(wifi_status) - 1);
+    wifi_status[sizeof(wifi_status) - 1] = 0;
+    strncpy(wifi_ip, "--", sizeof(wifi_ip) - 1);
+    wifi_ip[sizeof(wifi_ip) - 1] = 0;
+  }
+#else
+  strncpy(wifi_status, "unsupported", sizeof(wifi_status) - 1);
+  wifi_status[sizeof(wifi_status) - 1] = 0;
+  strncpy(wifi_ip, "--", sizeof(wifi_ip) - 1);
+  wifi_ip[sizeof(wifi_ip) - 1] = 0;
+#endif
+
+  const int battery_pct = board.getBatteryPercent();
+  const bool archive_available = (_archive != nullptr) && _archive->isMounted();
+#ifdef WITH_MQTT_UPLINK
+  const bool mqtt_connected = mqtt.isAnyBrokerConnected();
+#else
+  const bool mqtt_connected = false;
+#endif
+  const bool web_panel_up = web.isPanelRunning();
+  const char* archive_name = (_archive != nullptr) ? _archive->getLogicalName() : "archive";
+  const char* archive_path = (_archive != nullptr) ? _archive->getLogicalStatsPath() : "archive:/stats";
+  const char* archive_type = (_archive != nullptr) ? _archive->getCardTypeName() : "unavailable";
+
+  size_t offset = 0;
+  offset += snprintf(&reply[offset], reply_size - offset,
+                     "{\"enabled\":true,"
+                     "\"history\":{\"active\":%s,\"psram\":%s,\"degraded\":%s,\"samples\":%u,\"sample_capacity\":%u,\"sample_interval_secs\":%lu,"
+                     "\"archive_restored\":%s,\"archive_restored_samples\":%u,\"archive_summary_interval_secs\":%lu,"
+                     "\"events\":%u,\"event_capacity\":%u},"
+                     "\"archive\":{\"logical\":\"%s\",\"available\":%s,\"path\":\"%s\",\"type\":\"%s\","
+                     "\"total_bytes\":%llu,\"used_bytes\":%llu},"
+                     "\"core\":{\"battery_mv\":%u,\"battery_pct\":%d,\"uptime_secs\":%lu,\"errors\":%u,\"queue_len\":%u,"
+                     "\"external_power\":%s,\"charging\":%s,\"vbus\":%s},"
+                     "\"radio\":{\"noise_floor\":%d,\"last_rssi\":%.2f,\"last_snr\":%.2f,\"tx_air_secs\":%lu,\"rx_air_secs\":%lu},"
+                     "\"packets\":{\"recv\":%u,\"sent\":%u,\"flood_tx\":%u,\"direct_tx\":%u,\"flood_rx\":%u,\"direct_rx\":%u,"
+                     "\"recv_errors\":%u,\"direct_dups\":%u,\"flood_dups\":%u,\"neighbors\":%u},"
+                     "\"memory\":{\"heap_free\":%u,\"heap_min\":%u,\"heap_max\":%u,\"psram_free\":%u,\"psram_min\":%u,\"psram_max\":%u},"
+                     "\"wifi\":{\"ssid\":\"%s\",\"status\":\"%s\",\"connected\":%s,\"ip\":\"%s\",\"rssi\":%d,\"powersave\":\"%s\"},"
+                     "\"services\":{\"mqtt_connected\":%s,\"web_enabled\":%s,\"web_panel_up\":%s,\"web_auth\":\"%s\","
+                     "\"archive_available\":%s}",
+                     (_stats_history.isEnabled() && _stats_history.isRecentHistoryAvailable()) ? "true" : "false",
+                     _stats_history.isPsramBacked() ? "true" : "false",
+                     _stats_history.isDegraded() ? "true" : "false",
+                     static_cast<unsigned>(_stats_history.getSampleCount()),
+                     static_cast<unsigned>(_stats_history.getSampleCapacity()),
+                     static_cast<unsigned long>(StatsHistory::getSampleIntervalSecs()),
+                     _stats_history.hasArchiveRestore() ? "true" : "false",
+                     static_cast<unsigned>(_stats_history.getRestoredSampleCount()),
+                     static_cast<unsigned long>(StatsHistory::getArchiveSummaryIntervalSecs()),
+                     static_cast<unsigned>(_stats_history.getEventCount()),
+                     static_cast<unsigned>(_stats_history.getEventCapacity()),
+                     archive_name,
+                     archive_available ? "true" : "false",
+                     archive_path,
+                     archive_type,
+                     static_cast<unsigned long long>(_archive != nullptr ? _archive->getTotalBytes() : 0),
+                     static_cast<unsigned long long>(_archive != nullptr ? _archive->getUsedBytes() : 0),
+                     board.getBattMilliVolts(),
+                     battery_pct,
+                     static_cast<unsigned long>(uptime_millis / 1000),
+                     _err_flags,
+                     static_cast<unsigned>(_mgr->getOutboundTotal()),
+                     board.isExternalPowered() ? "true" : "false",
+                     board.isCharging() ? "true" : "false",
+                     board.isVbusPresent() ? "true" : "false",
+                     static_cast<int>(_radio->getNoiseFloor()),
+                     radio_driver.getLastRSSI(),
+                     radio_driver.getLastSNR(),
+                     static_cast<unsigned long>(getTotalAirTime() / 1000),
+                     static_cast<unsigned long>(getReceiveAirTime() / 1000),
+                     static_cast<unsigned>(radio_driver.getPacketsRecv()),
+                     static_cast<unsigned>(radio_driver.getPacketsSent()),
+                     static_cast<unsigned>(getNumSentFlood()),
+                     static_cast<unsigned>(getNumSentDirect()),
+                     static_cast<unsigned>(getNumRecvFlood()),
+                     static_cast<unsigned>(getNumRecvDirect()),
+                     static_cast<unsigned>(radio_driver.getPacketsRecvErrors()),
+                     static_cast<unsigned>(((SimpleMeshTables *)getTables())->getNumDirectDups()),
+                     static_cast<unsigned>(((SimpleMeshTables *)getTables())->getNumFloodDups()),
+                     static_cast<unsigned>(getNeighbourCount()),
+                     ESP.getFreeHeap(),
+                     ESP.getMinFreeHeap(),
+                     ESP.getMaxAllocHeap(),
+                     ESP.getFreePsram(),
+                     ESP.getMinFreePsram(),
+                     ESP.getMaxAllocPsram(),
+                     wifi_ssid,
+                     wifi_status,
+                     network.isWifiConnected() ? "true" : "false",
+                     wifi_ip,
+                     wifi_rssi,
+                     wifi_powersave,
+                     mqtt_connected ? "true" : "false",
+                     web.isWebEnabled() ? "true" : "false",
+                     web_panel_up ? "true" : "false",
+                     web.isPanelUnlocked() ? "unlocked" : "locked",
+                     archive_available ? "true" : "false");
+  if (offset >= reply_size) {
+    return false;
+  }
+
+  offset += snprintf(&reply[offset], reply_size - offset, ",");
+  if (!appendJsonEvents(reply, reply_size, offset)) {
+    return false;
+  }
+  offset += snprintf(&reply[offset], reply_size - offset, ",");
+  if (!appendJsonNeighbours(reply, reply_size, offset)) {
+    return false;
+  }
+  offset += snprintf(&reply[offset], reply_size - offset, "}");
+  return offset < reply_size;
+#endif
+}
+
+bool MyMesh::formatWebStatsSeriesJson(const char* series, char* reply, size_t reply_size) {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  if (!web.isWebStatsEnabled()) {
+    if (reply != nullptr && reply_size > 0) {
+      reply[0] = 0;
+    }
+    return false;
+  }
+  return _stats_history.buildSeriesJson(
+      series,
+      reply,
+      reply_size,
+      getRTCClock()->getCurrentTime(),
+      static_cast<uint32_t>(uptime_millis / 1000));
+#else
+  (void)series;
+  if (reply != nullptr && reply_size > 0) {
+    reply[0] = 0;
+  }
+  return false;
+#endif
+}
+
 void MyMesh::loop() {
 #ifdef WITH_BRIDGE
   bridge.loop();
 #endif
 
+  const uint32_t now = millis();
+  uptime_millis += now - last_millis;
+  last_millis = now;
+
   mesh::Mesh::loop();
 
   if (next_flood_advert && millisHasNowPassed(next_flood_advert)) {
@@ -1577,6 +2332,19 @@ void MyMesh::loop() {
     dirty_contacts_expiry = 0;
   }
 
+#if defined(ESP_PLATFORM)
+  bool network_required = false;
+#if WITH_WEB_PANEL
+  network_required = web.isWebEnabled();
+#endif
+#ifdef WITH_MQTT_UPLINK
+  network_required = network_required || mqtt.isActive();
+#endif
+  network.loop(network_required);
+#if WITH_WEB_PANEL
+  web.loop();
+#endif
+#endif
 #ifdef WITH_MQTT_UPLINK
   MQTTStatusSnapshot mqtt_status{};
   mqtt_status.battery_mv = static_cast<int>(board.getBattMilliVolts());
@@ -1593,11 +2361,9 @@ void MyMesh::loop() {
   mqtt_status.radio_cr = _prefs.cr;
   mqtt.loop(mqtt_status);
 #endif
-
-  // update uptime
-  uint32_t now = millis();
-  uptime_millis += now - last_millis;
-  last_millis = now;
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  updateStatsHistory(now);
+#endif
 }
 
 // To check if there is pending work
@@ -1607,6 +2373,9 @@ bool MyMesh::hasPendingWork() const {
 #endif
 #if defined(WITH_MQTT_UPLINK)
   if (mqtt.isActive()) return true;
+#endif
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  if (web.isWebEnabled()) return true;
 #endif
   return _mgr->getOutboundTotal() > 0;
 }

+ 37 - 2
examples/simple_repeater/MyMesh.h

@@ -26,13 +26,17 @@
 #ifdef WITH_MQTT_UPLINK
 #include <helpers/mqtt/MQTTUplink.h>
 #endif
+#include <helpers/NetworkService.h>
+#include <helpers/web/WebService.h>
 
 #include <helpers/AdvertDataHelpers.h>
+#include <helpers/ArchiveStorage.h>
 #include <helpers/ArduinoHelpers.h>
 #include <helpers/ClientACL.h>
 #include <helpers/CommonCLI.h>
 #include <helpers/IdentityStore.h>
 #include <helpers/SimpleMeshTables.h>
+#include <helpers/StatsHistory.h>
 #include <helpers/StaticPoolPacketManager.h>
 #include <helpers/StatsFormatHelper.h>
 #include <helpers/TxtDataHelpers.h>
@@ -84,12 +88,16 @@ struct NeighbourInfo {
 
 #define PACKET_LOG_FILE  "/packet_log"
 
-class MyMesh : public mesh::Mesh, public CommonCLICallbacks, public MQTTWebCommandRunner {
+class MyMesh : public mesh::Mesh, public CommonCLICallbacks, public WebPanelCommandRunner {
   FILESYSTEM* _fs;
+  ArchiveStorage* _archive;
   uint32_t last_millis;
   uint64_t uptime_millis;
+  unsigned long next_archive_neighbours_flush_ms;
+  unsigned long next_history_sample_ms;
   unsigned long next_local_advert, next_flood_advert;
   bool _logging;
+  bool _archive_neighbours_dirty;
   NodePrefs _prefs;
   ClientACL  acl;
   CommonCLI _cli;
@@ -124,8 +132,32 @@ class MyMesh : public mesh::Mesh, public CommonCLICallbacks, public MQTTWebComma
 #ifdef WITH_MQTT_UPLINK
   MQTTUplink mqtt;
 #endif
+#if defined(ESP_PLATFORM)
+  NetworkService network;
+#endif
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  WebService web;
+#endif
+  StatsHistory _stats_history;
+  struct {
+    bool initialized;
+    bool wifi_connected;
+    bool mqtt_connected;
+    bool web_panel_up;
+    bool archive_mounted;
+    bool low_memory;
+    uint32_t last_low_memory_event_uptime_secs;
+  } _stats_state;
 
   void putNeighbour(const mesh::Identity& id, uint32_t timestamp, float snr);
+  size_t getNeighbourCount() const;
+  void updateStatsHistory(unsigned long now_ms);
+  bool restoreArchiveNeighbours();
+  void flushArchiveNeighbours();
+  void maybeFlushArchiveNeighbours(unsigned long now_ms);
+  void recordStatsEvent(uint8_t type, int16_t value = 0);
+  bool appendJsonEvents(char* reply, size_t reply_size, size_t& offset) const;
+  bool appendJsonNeighbours(char* reply, size_t reply_size, size_t& offset) const;
   uint8_t handleLoginReq(const mesh::Identity& sender, const uint8_t* secret, uint32_t sender_timestamp, const uint8_t* data, bool is_flood);
   uint8_t handleAnonRegionsReq(const mesh::Identity& sender, uint32_t sender_timestamp, const uint8_t* data);
   uint8_t handleAnonOwnerReq(const mesh::Identity& sender, uint32_t sender_timestamp, const uint8_t* data);
@@ -182,7 +214,7 @@ protected:
 public:
   MyMesh(mesh::MainBoard& board, mesh::Radio& radio, mesh::MillisecondClock& ms, mesh::RNG& rng, mesh::RTCClock& rtc, mesh::MeshTables& tables);
 
-  void begin(FILESYSTEM* fs);
+  void begin(FILESYSTEM* fs, ArchiveStorage* archive = nullptr);
   void sendNodeDiscoverReq();
   const char* getFirmwareVer() override { return FIRMWARE_VERSION; }
   const char* getBuildDate() override { return FIRMWARE_BUILD_DATE; }
@@ -224,6 +256,9 @@ public:
   void handleCommand(uint32_t sender_timestamp, char* command, char* reply);
   void runWebCommand(const char* command, char* reply, size_t reply_size) override;
   const char* getWebAdminPassword() const override { return _prefs.password; }
+  bool isWebStatsEnabled() const override;
+  bool formatWebStatsSummaryJson(char* reply, size_t reply_size) override;
+  bool formatWebStatsSeriesJson(const char* series, char* reply, size_t reply_size) override;
   void loop();
 
 #if defined(WITH_BRIDGE)

+ 4 - 1
examples/simple_repeater/main.cpp

@@ -2,6 +2,7 @@
 #include <Mesh.h>
 
 #include "MyMesh.h"
+#include <helpers/ArchiveStorage.h>
 
 #ifdef DISPLAY_CLASS
   #include "UITask.h"
@@ -10,6 +11,7 @@
 
 StdRNG fast_rng;
 SimpleMeshTables tables;
+ArchiveStorage archive;
 
 MyMesh the_mesh(board, radio_driver, *new ArduinoMillis(), fast_rng, rtc_clock, tables);
 
@@ -33,6 +35,7 @@ void setup() {
   delay(1000);
 
   board.begin();
+  archive.begin();
 
 #if defined(MESH_DEBUG) && defined(NRF52_PLATFORM)
   // give some extra time for serial to settle so
@@ -93,7 +96,7 @@ void setup() {
 
   sensors.begin();
 
-  the_mesh.begin(fs);
+  the_mesh.begin(fs, &archive);
 
 #ifdef DISPLAY_CLASS
   ui_task.begin(the_mesh.getNodePrefs(), FIRMWARE_BUILD_DATE, FIRMWARE_VERSION);

+ 3 - 0
src/MeshCore.h

@@ -47,6 +47,9 @@ public:
   virtual bool supportsBatteryReporting() const { return false; }
   virtual bool setBatteryReporting(bool enabled) { (void)enabled; return false; }
   virtual bool isBatteryReportingEnabled() const { return true; }
+  virtual int getBatteryPercent() { return -1; }
+  virtual bool isCharging() { return false; }
+  virtual bool isVbusPresent() { return false; }
   virtual float getMCUTemperature() { return NAN; }
   virtual bool setAdcMultiplier(float multiplier) { return false; };
   virtual float getAdcMultiplier() const { return 0.0f; }

+ 243 - 0
src/helpers/ArchiveStorage.cpp

@@ -0,0 +1,243 @@
+#include "ArchiveStorage.h"
+
+#include <MeshCore.h>
+
+#ifndef ARCHIVE_DEBUG
+  #if defined(MQTT_DEBUG) && MQTT_DEBUG
+    #define ARCHIVE_DEBUG 1
+  #else
+    #define ARCHIVE_DEBUG 0
+  #endif
+#endif
+
+#if ARCHIVE_DEBUG
+  #define ARCHIVE_LOG(fmt, ...) Serial.printf("[ARCHIVE] " fmt "\n", ##__VA_ARGS__)
+#else
+  #define ARCHIVE_LOG(...) do { } while (0)
+#endif
+
+namespace {
+
+#if defined(ESP32)
+const char* cardTypeName(uint8_t type) {
+  switch (type) {
+    case CARD_MMC:
+      return "mmc";
+    case CARD_SD:
+      return "sdsc";
+    case CARD_SDHC:
+      return "sdhc";
+    default:
+      return "unknown";
+  }
+}
+#endif
+
+}  // namespace
+
+ArchiveStorage::ArchiveStorage()
+    : _attempted(false), _mounted(false), _mount_failed(false), _supported(false), _card_type(0), _spi_bus(HSPI),
+      _cs_pin(0xFF), _sck_pin(0xFF),
+      _miso_pin(0xFF), _mosi_pin(0xFF), _card_size_bytes(0), _total_bytes(0), _used_bytes(0)
+#if defined(ESP32)
+      , _spi(nullptr)
+#endif
+{
+}
+
+namespace {
+
+bool mountArchiveSd(SPIClass* spi,
+                    uint8_t spi_bus,
+                    uint8_t cs_pin,
+                    uint8_t sck_pin,
+                    uint8_t miso_pin,
+                    uint8_t mosi_pin) {
+  if (spi == nullptr) {
+    return false;
+  }
+#if defined(P_BOARD_IMU_CS)
+  pinMode(P_BOARD_IMU_CS, OUTPUT);
+  digitalWrite(P_BOARD_IMU_CS, HIGH);
+#endif
+  pinMode(cs_pin, OUTPUT);
+  digitalWrite(cs_pin, HIGH);
+  spi->begin(sck_pin, miso_pin, mosi_pin, cs_pin);
+  return SD.begin(cs_pin, *spi, 10000000U);
+}
+
+}  // namespace
+
+void ArchiveStorage::begin() {
+  if (_attempted) {
+    return;
+  }
+  _attempted = true;
+
+#if defined(ESP32)
+  _supported = resolvePins();
+  if (!_supported) {
+    ARCHIVE_LOG("unsupported: no SD pin mapping");
+    return;
+  }
+
+  ARCHIVE_LOG("init bus=%u cs=%u sck=%u miso=%u mosi=%u",
+              static_cast<unsigned>(_spi_bus),
+              static_cast<unsigned>(_cs_pin),
+              static_cast<unsigned>(_sck_pin),
+              static_cast<unsigned>(_miso_pin),
+              static_cast<unsigned>(_mosi_pin));
+
+  _spi = new SPIClass(_spi_bus);
+  if (_spi == nullptr) {
+    _mount_failed = true;
+    ARCHIVE_LOG("mount failed: SPI alloc failed");
+    return;
+  }
+
+  if (!mountArchiveSd(_spi, _spi_bus, _cs_pin, _sck_pin, _miso_pin, _mosi_pin)) {
+    _mount_failed = true;
+    ARCHIVE_LOG("mount failed bus=%u cs=%u sck=%u miso=%u mosi=%u",
+                static_cast<unsigned>(_spi_bus),
+                static_cast<unsigned>(_cs_pin),
+                static_cast<unsigned>(_sck_pin),
+                static_cast<unsigned>(_miso_pin),
+                static_cast<unsigned>(_mosi_pin));
+    return;
+  }
+
+  _mounted = true;
+  if (!SD.exists(getFsStatsPath())) {
+    SD.mkdir(getFsStatsPath());
+  }
+  refreshCardInfo();
+  ARCHIVE_LOG("mounted type=%s card=%llu total=%llu used=%llu path=%s",
+              getCardTypeName(),
+              static_cast<unsigned long long>(_card_size_bytes),
+              static_cast<unsigned long long>(_total_bytes),
+              static_cast<unsigned long long>(_used_bytes),
+              getLogicalStatsPath());
+#else
+  _supported = false;
+#endif
+}
+
+bool ArchiveStorage::recover() {
+#if defined(ESP32)
+  if (!_supported || _spi == nullptr) {
+    return false;
+  }
+
+  ARCHIVE_LOG("recover begin bus=%u cs=%u", static_cast<unsigned>(_spi_bus), static_cast<unsigned>(_cs_pin));
+  SD.end();
+  _spi->end();
+  _mounted = false;
+  _mount_failed = false;
+  _card_size_bytes = 0;
+  _total_bytes = 0;
+  _used_bytes = 0;
+
+  if (!mountArchiveSd(_spi, _spi_bus, _cs_pin, _sck_pin, _miso_pin, _mosi_pin)) {
+    _mount_failed = true;
+    ARCHIVE_LOG("recover failed bus=%u cs=%u", static_cast<unsigned>(_spi_bus), static_cast<unsigned>(_cs_pin));
+    return false;
+  }
+
+  _mounted = true;
+  if (!SD.exists(getFsStatsPath())) {
+    SD.mkdir(getFsStatsPath());
+  }
+  refreshCardInfo();
+  ARCHIVE_LOG("recover mounted type=%s card=%llu total=%llu used=%llu path=%s",
+              getCardTypeName(),
+              static_cast<unsigned long long>(_card_size_bytes),
+              static_cast<unsigned long long>(_total_bytes),
+              static_cast<unsigned long long>(_used_bytes),
+              getLogicalStatsPath());
+  return true;
+#else
+  return false;
+#endif
+}
+
+bool ArchiveStorage::isSupported() const {
+  return _supported;
+}
+
+FILESYSTEM* ArchiveStorage::getFS() {
+#if defined(ESP32)
+  return _mounted ? &SD : nullptr;
+#else
+  return nullptr;
+#endif
+}
+
+const char* ArchiveStorage::getCardTypeName() const {
+#if defined(ESP32)
+  if (!_mounted) {
+    return "unavailable";
+  }
+  return cardTypeName(_card_type);
+#else
+  return "unsupported";
+#endif
+}
+
+#if defined(ESP32)
+bool ArchiveStorage::resolvePins() {
+#if defined(P_BOARD_SPI_SCK) && defined(P_BOARD_SPI_MISO) && defined(P_BOARD_SPI_MOSI) && defined(P_BOARD_SPI_CS)
+  _sck_pin = static_cast<uint8_t>(P_BOARD_SPI_SCK);
+  _miso_pin = static_cast<uint8_t>(P_BOARD_SPI_MISO);
+  _mosi_pin = static_cast<uint8_t>(P_BOARD_SPI_MOSI);
+  _cs_pin = static_cast<uint8_t>(P_BOARD_SPI_CS);
+#if defined(TBEAM_SUPREME_SX1262) && defined(FSPI)
+  _spi_bus = FSPI;
+#endif
+  return true;
+#elif defined(TBEAM_SUPREME_SX1262)
+  // T-Beam S3 Supreme SD/IMU shared SPI bus pins.
+  _sck_pin = 36;
+  _miso_pin = 37;
+  _mosi_pin = 35;
+  _cs_pin = 47;
+#if defined(FSPI)
+  _spi_bus = FSPI;
+#endif
+  return true;
+#elif defined(HAS_SDCARD) && defined(SDCARD_CS)
+  _cs_pin = static_cast<uint8_t>(SDCARD_CS);
+  #if defined(SPI_SCK) && defined(SPI_MISO) && defined(SPI_MOSI)
+    _sck_pin = static_cast<uint8_t>(SPI_SCK);
+    _miso_pin = static_cast<uint8_t>(SPI_MISO);
+    _mosi_pin = static_cast<uint8_t>(SPI_MOSI);
+    return true;
+  #elif defined(P_LORA_SCLK) && defined(P_LORA_MISO) && defined(P_LORA_MOSI)
+    _sck_pin = static_cast<uint8_t>(P_LORA_SCLK);
+    _miso_pin = static_cast<uint8_t>(P_LORA_MISO);
+    _mosi_pin = static_cast<uint8_t>(P_LORA_MOSI);
+    return true;
+  #endif
+#endif
+  return false;
+}
+
+void ArchiveStorage::refreshCardInfo() {
+  if (!_mounted) {
+    _card_type = 0;
+    _card_size_bytes = 0;
+    _total_bytes = 0;
+    _used_bytes = 0;
+    return;
+  }
+
+  if (_card_type == 0) {
+    _card_type = SD.cardType();
+  }
+  _card_size_bytes = SD.cardSize();
+  _total_bytes = SD.totalBytes();
+  _used_bytes = SD.usedBytes();
+  if (_total_bytes == 0) {
+    _total_bytes = _card_size_bytes;
+  }
+}
+#endif

+ 59 - 0
src/helpers/ArchiveStorage.h

@@ -0,0 +1,59 @@
+#pragma once
+
+#include <Arduino.h>
+#include <helpers/IdentityStore.h>
+
+#if defined(ESP32)
+  #include <FS.h>
+  #include <SD.h>
+  #include <SPI.h>
+#endif
+
+class ArchiveStorage {
+public:
+  ArchiveStorage();
+
+  void begin();
+  bool recover();
+
+  bool isSupported() const;
+  bool isAttempted() const { return _attempted; }
+  bool isMounted() const { return _mounted; }
+  bool hadMountFailure() const { return _mount_failed; }
+
+  const char* getLogicalName() const { return "archive"; }
+  const char* getLogicalStatsPath() const { return "archive:/stats"; }
+  const char* getFsStatsPath() const { return "/stats"; }
+
+  FILESYSTEM* getFS();
+
+  uint64_t getCardSizeBytes() const { return _card_size_bytes; }
+  uint64_t getTotalBytes() const { return _total_bytes; }
+  uint64_t getUsedBytes() const { return _used_bytes; }
+  const char* getCardTypeName() const;
+  uint8_t getChipSelectPin() const { return _cs_pin; }
+
+private:
+#if defined(ESP32)
+  bool resolvePins();
+  void refreshCardInfo();
+#endif
+
+  bool _attempted;
+  bool _mounted;
+  bool _mount_failed;
+  bool _supported;
+  uint8_t _card_type;
+  uint8_t _spi_bus;
+  uint8_t _cs_pin;
+  uint8_t _sck_pin;
+  uint8_t _miso_pin;
+  uint8_t _mosi_pin;
+  uint64_t _card_size_bytes;
+  uint64_t _total_bytes;
+  uint64_t _used_bytes;
+
+#if defined(ESP32)
+  SPIClass* _spi;
+#endif
+};

+ 126 - 0
src/helpers/NetworkPrefs.cpp

@@ -0,0 +1,126 @@
+#include "NetworkPrefs.h"
+
+#include <helpers/TxtDataHelpers.h>
+#include <string.h>
+
+namespace {
+
+struct LegacyWebPrefsV1 {
+  uint32_t magic;
+  uint8_t web_enabled;
+  uint8_t web_stats_enabled;
+  uint8_t wifi_powersave;
+  uint8_t reserved;
+  char wifi_ssid[33];
+  char wifi_pwd[65];
+};
+
+bool loadLegacyWebWifiPrefs(FILESYSTEM* fs, NetworkPrefs& prefs) {
+  if (fs == nullptr || !fs->exists("/web_prefs")) {
+    return false;
+  }
+
+#if defined(RP2040_PLATFORM)
+  File file = fs->open("/web_prefs", "r");
+#else
+  File file = fs->open("/web_prefs");
+#endif
+  if (!file) {
+    return false;
+  }
+
+  if (static_cast<size_t>(file.size()) < sizeof(LegacyWebPrefsV1)) {
+    file.close();
+    return false;
+  }
+
+  LegacyWebPrefsV1 legacy{};
+  bool ok = file.read(reinterpret_cast<uint8_t*>(&legacy), sizeof(legacy)) == sizeof(legacy);
+  file.close();
+  if (!ok || legacy.magic != 0x57454250) {
+    return false;
+  }
+
+  prefs.wifi_powersave = legacy.wifi_powersave <= 2 ? legacy.wifi_powersave : 0;
+  StrHelper::strncpy(prefs.wifi_ssid, legacy.wifi_ssid, sizeof(prefs.wifi_ssid));
+  StrHelper::strncpy(prefs.wifi_pwd, legacy.wifi_pwd, sizeof(prefs.wifi_pwd));
+  return true;
+}
+
+}  // namespace
+
+void NetworkPrefsStore::setDefaults(NetworkPrefs& prefs) {
+  memset(&prefs, 0, sizeof(prefs));
+  prefs.magic = kMagic;
+  prefs.wifi_powersave = 0;
+}
+
+bool NetworkPrefsStore::load(FILESYSTEM* fs, NetworkPrefs& prefs,
+                             uint8_t legacy_wifi_powersave,
+                             const char* legacy_wifi_ssid,
+                             const char* legacy_wifi_pwd) {
+  setDefaults(prefs);
+  if (fs == nullptr) {
+    return false;
+  }
+
+  if (!fs->exists(kFilename)) {
+    prefs.wifi_powersave = legacy_wifi_powersave <= 2 ? legacy_wifi_powersave : 0;
+    if (legacy_wifi_ssid != nullptr) {
+      StrHelper::strncpy(prefs.wifi_ssid, legacy_wifi_ssid, sizeof(prefs.wifi_ssid));
+    }
+    if (legacy_wifi_pwd != nullptr) {
+      StrHelper::strncpy(prefs.wifi_pwd, legacy_wifi_pwd, sizeof(prefs.wifi_pwd));
+    }
+    loadLegacyWebWifiPrefs(fs, prefs);
+    save(fs, prefs);
+    return false;
+  }
+
+#if defined(RP2040_PLATFORM)
+  File file = fs->open(kFilename, "r");
+#else
+  File file = fs->open(kFilename);
+#endif
+  if (!file) {
+    return false;
+  }
+
+  NetworkPrefs persisted{};
+  size_t bytes_to_read = min(static_cast<size_t>(file.size()), sizeof(persisted));
+  bool ok = bytes_to_read >= sizeof(persisted.magic) &&
+            file.read(reinterpret_cast<uint8_t*>(&persisted), bytes_to_read) == bytes_to_read;
+  file.close();
+
+  if (!ok || persisted.magic != kMagic) {
+    fs->remove(kFilename);
+    save(fs, prefs);
+    return false;
+  }
+
+  prefs = persisted;
+  if (prefs.wifi_powersave > 2) {
+    prefs.wifi_powersave = 0;
+  }
+  return true;
+}
+
+bool NetworkPrefsStore::save(FILESYSTEM* fs, const NetworkPrefs& prefs) {
+  if (fs == nullptr) {
+    return false;
+  }
+  if (fs->exists(kFilename) && !fs->remove(kFilename)) {
+    return false;
+  }
+#if defined(RP2040_PLATFORM)
+  File file = fs->open(kFilename, "w");
+#else
+  File file = fs->open(kFilename, "w", true);
+#endif
+  if (!file) {
+    return false;
+  }
+  bool ok = file.write(reinterpret_cast<const uint8_t*>(&prefs), sizeof(prefs)) == sizeof(prefs);
+  file.close();
+  return ok;
+}

+ 26 - 0
src/helpers/NetworkPrefs.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <helpers/IdentityStore.h>
+#include <stdint.h>
+
+struct NetworkPrefs {
+  uint32_t magic;
+  uint8_t wifi_powersave;
+  uint8_t reserved[3];
+  char wifi_ssid[33];
+  char wifi_pwd[65];
+};
+
+class NetworkPrefsStore {
+public:
+  static void setDefaults(NetworkPrefs& prefs);
+  static bool load(FILESYSTEM* fs, NetworkPrefs& prefs,
+                   uint8_t legacy_wifi_powersave = 0,
+                   const char* legacy_wifi_ssid = nullptr,
+                   const char* legacy_wifi_pwd = nullptr);
+  static bool save(FILESYSTEM* fs, const NetworkPrefs& prefs);
+
+private:
+  static constexpr uint32_t kMagic = 0x4E455450;
+  static constexpr const char* kFilename = "/network_prefs";
+};

+ 299 - 0
src/helpers/NetworkService.cpp

@@ -0,0 +1,299 @@
+#include "NetworkService.h"
+
+#include <helpers/TxtDataHelpers.h>
+#include <string.h>
+#include <time.h>
+
+#if defined(ESP_PLATFORM)
+  #include <WiFi.h>
+  #include <esp_sntp.h>
+#endif
+
+namespace {
+
+#if defined(ESP_PLATFORM)
+constexpr unsigned long kWifiRetryMillis = 15000;
+constexpr unsigned long kWifiConnectTimeoutMillis = 45000;
+constexpr time_t kMinSaneEpoch = 1735689600;  // 2025-01-01T00:00:00Z
+
+int getWifiQualityPercent(int rssi_dbm) {
+  if (rssi_dbm <= -100) {
+    return 0;
+  }
+  if (rssi_dbm >= -50) {
+    return 100;
+  }
+  return 2 * (rssi_dbm + 100);
+}
+
+const char* getWifiQualityLabel(int rssi_dbm) {
+  if (rssi_dbm >= -60) {
+    return "excellent";
+  }
+  if (rssi_dbm >= -67) {
+    return "good";
+  }
+  if (rssi_dbm >= -75) {
+    return "fair";
+  }
+  return "poor";
+}
+#endif
+
+}  // namespace
+
+NetworkService::NetworkService()
+    : _fs(nullptr), _prefs{}, _wifi_started(false), _sntp_started(false), _have_time_sync(false), _last_wifi_attempt(0) {
+  NetworkPrefsStore::setDefaults(_prefs);
+}
+
+void NetworkService::begin(FILESYSTEM* fs,
+                           uint8_t legacy_wifi_powersave,
+                           const char* legacy_wifi_ssid,
+                           const char* legacy_wifi_pwd) {
+  _fs = fs;
+  NetworkPrefsStore::load(_fs, _prefs, legacy_wifi_powersave, legacy_wifi_ssid, legacy_wifi_pwd);
+}
+
+void NetworkService::end() {
+#if defined(ESP_PLATFORM)
+  if (_wifi_started) {
+    WiFi.disconnect(true, true);
+    WiFi.mode(WIFI_OFF);
+  }
+#endif
+  _wifi_started = false;
+  _sntp_started = false;
+  _have_time_sync = false;
+  _last_wifi_attempt = 0;
+}
+
+void NetworkService::loop(bool network_required) {
+#if defined(ESP_PLATFORM)
+  ensureWifi(network_required);
+  updateTimeSync();
+#else
+  (void)network_required;
+#endif
+}
+
+bool NetworkService::savePrefs() {
+  return NetworkPrefsStore::save(_fs, _prefs);
+}
+
+bool NetworkService::setWifiSSID(const char* ssid) {
+  if (ssid == nullptr) {
+    return false;
+  }
+  StrHelper::strncpy(_prefs.wifi_ssid, ssid, sizeof(_prefs.wifi_ssid));
+  bool ok = savePrefs();
+  reconnectWifi();
+  return ok;
+}
+
+bool NetworkService::setWifiPassword(const char* pwd) {
+  if (pwd == nullptr) {
+    return false;
+  }
+  StrHelper::strncpy(_prefs.wifi_pwd, pwd, sizeof(_prefs.wifi_pwd));
+  bool ok = savePrefs();
+  reconnectWifi();
+  return ok;
+}
+
+bool NetworkService::setWifiPowerSave(const char* mode) {
+  if (mode == nullptr) {
+    return false;
+  }
+
+  uint8_t next_mode;
+  if (strcmp(mode, "none") == 0) {
+    next_mode = 0;
+  } else if (strcmp(mode, "min") == 0) {
+    next_mode = 1;
+  } else if (strcmp(mode, "max") == 0) {
+    next_mode = 2;
+  } else {
+    return false;
+  }
+
+  _prefs.wifi_powersave = next_mode;
+  bool ok = savePrefs();
+#if defined(ESP_PLATFORM)
+  if (_wifi_started) {
+    ok = WiFi.setSleep(toEspPowerSave(_prefs.wifi_powersave)) && ok;
+  }
+#endif
+  return ok;
+}
+
+const char* NetworkService::getWifiPowerSave() const {
+#if defined(ESP_PLATFORM)
+  return getPowerSaveLabel(_prefs.wifi_powersave);
+#else
+  return "unsupported";
+#endif
+}
+
+void NetworkService::formatWifiStatusReply(char* reply, size_t reply_size) const {
+#if defined(ESP_PLATFORM)
+  const char* status = "disconnected";
+  const char* state = "disconnected";
+  wl_status_t wifi_status = WiFi.status();
+  if (_prefs.wifi_ssid[0] == 0) {
+    status = "unconfigured";
+    state = "unconfigured";
+  } else if (wifi_status == WL_CONNECTED) {
+    status = "connected";
+    state = "connected";
+  } else if (_wifi_started) {
+    status = "connecting";
+  }
+
+  switch (wifi_status) {
+    case WL_IDLE_STATUS:
+      state = "idle";
+      break;
+    case WL_NO_SSID_AVAIL:
+      state = "no_ssid";
+      break;
+    case WL_SCAN_COMPLETED:
+      state = "scan_completed";
+      break;
+    case WL_CONNECTED:
+      state = "connected";
+      break;
+    case WL_CONNECT_FAILED:
+      state = "connect_failed";
+      break;
+    case WL_CONNECTION_LOST:
+      state = "connection_lost";
+      break;
+    case WL_DISCONNECTED:
+      state = "disconnected";
+      break;
+    default:
+      state = "unknown";
+      break;
+  }
+
+  if (wifi_status == WL_CONNECTED) {
+    const int rssi_dbm = WiFi.RSSI();
+    snprintf(reply, reply_size,
+             "> ssid:%s status:%s code:%d state:%s ip:%s rssi:%d quality:%d%% signal:%s",
+             _prefs.wifi_ssid, status, static_cast<int>(wifi_status), state, WiFi.localIP().toString().c_str(),
+             rssi_dbm, getWifiQualityPercent(rssi_dbm), getWifiQualityLabel(rssi_dbm));
+  } else {
+    snprintf(reply, reply_size, "> ssid:%s status:%s code:%d state:%s", _prefs.wifi_ssid[0] ? _prefs.wifi_ssid : "-",
+             status, static_cast<int>(wifi_status), state);
+  }
+#else
+  snprintf(reply, reply_size, "> wifi:unsupported");
+#endif
+}
+
+void NetworkService::reconnectWifi() {
+#if defined(ESP_PLATFORM)
+  if (_wifi_started) {
+    WiFi.disconnect(true, true);
+    WiFi.mode(WIFI_OFF);
+  }
+#endif
+  _wifi_started = false;
+  _sntp_started = false;
+  _have_time_sync = false;
+  _last_wifi_attempt = 0;
+}
+
+bool NetworkService::isWifiConnected() const {
+#if defined(ESP_PLATFORM)
+  return _wifi_started && WiFi.status() == WL_CONNECTED;
+#else
+  return false;
+#endif
+}
+
+#if defined(ESP_PLATFORM)
+wifi_ps_type_t NetworkService::toEspPowerSave(uint8_t mode) {
+  switch (mode) {
+    case 1:
+      return WIFI_PS_MIN_MODEM;
+    case 2:
+      return WIFI_PS_MAX_MODEM;
+    default:
+      return WIFI_PS_NONE;
+  }
+}
+
+const char* NetworkService::getPowerSaveLabel(uint8_t mode) {
+  switch (mode) {
+    case 1:
+      return "min";
+    case 2:
+      return "max";
+    default:
+      return "none";
+  }
+}
+
+void NetworkService::ensureWifi(bool network_required) {
+  if (!network_required) {
+    if (_wifi_started) {
+      WiFi.disconnect(true, true);
+      WiFi.mode(WIFI_OFF);
+      _wifi_started = false;
+      _sntp_started = false;
+      _have_time_sync = false;
+    }
+    return;
+  }
+
+  if (_prefs.wifi_ssid[0] == 0) {
+    reconnectWifi();
+    return;
+  }
+
+  if (WiFi.status() == WL_CONNECTED) {
+    return;
+  }
+
+  unsigned long now_ms = millis();
+  wl_status_t status = WiFi.status();
+  if (_wifi_started) {
+    if (_last_wifi_attempt != 0 && status == WL_IDLE_STATUS && now_ms - _last_wifi_attempt < kWifiConnectTimeoutMillis) {
+      return;
+    }
+    if (now_ms - _last_wifi_attempt < kWifiRetryMillis) {
+      return;
+    }
+  }
+
+  if (!_wifi_started) {
+    WiFi.mode(WIFI_STA);
+    WiFi.setSleep(toEspPowerSave(_prefs.wifi_powersave));
+    _wifi_started = true;
+  }
+
+  _last_wifi_attempt = now_ms;
+  WiFi.begin(_prefs.wifi_ssid, _prefs.wifi_pwd);
+}
+
+void NetworkService::updateTimeSync() {
+  bool prev_have_time_sync = _have_time_sync;
+  if (!_wifi_started || WiFi.status() != WL_CONNECTED) {
+    _have_time_sync = false;
+    return;
+  }
+
+  if (!_sntp_started) {
+    configTzTime("UTC0", "au.pool.ntp.org", "time.google.com", "time.cloudflare.com");
+    _sntp_started = true;
+  }
+
+  sntp_sync_status_t sync_status = sntp_get_sync_status();
+  time_t now = time(nullptr);
+  bool sane_time = now >= kMinSaneEpoch;
+  bool sync_ready = sync_status == SNTP_SYNC_STATUS_COMPLETED || sync_status == SNTP_SYNC_STATUS_IN_PROGRESS;
+  _have_time_sync = sane_time && (sync_ready || prev_have_time_sync);
+}
+#endif

+ 50 - 0
src/helpers/NetworkService.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#include <Arduino.h>
+#include <helpers/IdentityStore.h>
+#include <helpers/NetworkStateProvider.h>
+
+#if defined(ESP_PLATFORM)
+  #include <WiFi.h>
+#endif
+
+#include "NetworkPrefs.h"
+
+class NetworkService : public NetworkStateProvider {
+public:
+  NetworkService();
+
+  void begin(FILESYSTEM* fs,
+             uint8_t legacy_wifi_powersave = 0,
+             const char* legacy_wifi_ssid = nullptr,
+             const char* legacy_wifi_pwd = nullptr);
+  void end();
+  void loop(bool network_required);
+
+  bool setWifiSSID(const char* ssid);
+  bool setWifiPassword(const char* pwd);
+  const char* getWifiSSID() const { return _prefs.wifi_ssid; }
+  bool setWifiPowerSave(const char* mode);
+  const char* getWifiPowerSave() const;
+  void formatWifiStatusReply(char* reply, size_t reply_size) const;
+  void reconnectWifi();
+
+  bool isWifiConnected() const override;
+  bool hasTimeSync() const override { return _have_time_sync; }
+
+private:
+#if defined(ESP_PLATFORM)
+  static wifi_ps_type_t toEspPowerSave(uint8_t mode);
+  static const char* getPowerSaveLabel(uint8_t mode);
+  void ensureWifi(bool network_required);
+  void updateTimeSync();
+#endif
+  bool savePrefs();
+
+  FILESYSTEM* _fs;
+  NetworkPrefs _prefs;
+  bool _wifi_started;
+  bool _sntp_started;
+  bool _have_time_sync;
+  unsigned long _last_wifi_attempt;
+};

+ 8 - 0
src/helpers/NetworkStateProvider.h

@@ -0,0 +1,8 @@
+#pragma once
+
+class NetworkStateProvider {
+public:
+  virtual ~NetworkStateProvider() = default;
+  virtual bool isWifiConnected() const = 0;
+  virtual bool hasTimeSync() const = 0;
+};

+ 889 - 0
src/helpers/StatsHistory.cpp

@@ -0,0 +1,889 @@
+#include "StatsHistory.h"
+
+#include <stdio.h>
+#include <string.h>
+
+#if defined(ESP32)
+  #include <esp_heap_caps.h>
+#endif
+
+#ifndef ARCHIVE_DEBUG
+  #if defined(MQTT_DEBUG) && MQTT_DEBUG
+    #define ARCHIVE_DEBUG 1
+  #else
+    #define ARCHIVE_DEBUG 0
+  #endif
+#endif
+
+#if ARCHIVE_DEBUG
+  #define ARCHIVE_LOG(fmt, ...) Serial.printf("[ARCHIVE] " fmt "\n", ##__VA_ARGS__)
+#else
+  #define ARCHIVE_LOG(...) do { } while (0)
+#endif
+
+namespace {
+
+constexpr uint32_t kSummaryFlushIntervalMs = 5UL * 60UL * 1000UL;
+constexpr uint32_t kEventFlushIntervalMs = 60UL * 1000UL;
+constexpr size_t kMaxSeriesPoints = 64;
+constexpr size_t kSummaryRestoreWindowBytes = 16384;
+constexpr size_t kEventsRestoreWindowBytes = 4096;
+
+struct HistoryCapacityBucket {
+  size_t sample_capacity;
+  size_t event_capacity;
+};
+
+HistoryCapacityBucket getHistoryCapacityBucket(bool want_psram) {
+#if defined(ESP32)
+  if (!want_psram) {
+    return {96, 32};
+  }
+
+  const uint32_t psram_size = ESP.getPsramSize();
+  if (psram_size >= (8UL * 1024UL * 1024UL)) {
+    return {720, 288};
+  }
+  if (psram_size >= (4UL * 1024UL * 1024UL)) {
+    return {480, 192};
+  }
+  return {240, 96};
+#else
+  (void)want_psram;
+  return {96, 32};
+#endif
+}
+
+template <typename T>
+T* allocHistoryBuffer(size_t count) {
+#if defined(ESP32)
+  if (psramFound()) {
+    void* ptr = heap_caps_calloc(count, sizeof(T), MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
+    if (ptr != nullptr) {
+      return static_cast<T*>(ptr);
+    }
+  }
+  return static_cast<T*>(calloc(count, sizeof(T)));
+#else
+  return static_cast<T*>(calloc(count, sizeof(T)));
+#endif
+}
+
+void freeHistoryBuffer(void* ptr) {
+#if defined(ESP32)
+  if (ptr != nullptr) {
+    free(ptr);
+  }
+#else
+  free(ptr);
+#endif
+}
+
+File openArchiveRead(FILESYSTEM* fs, const char* filename) {
+#if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM) || defined(RP2040_PLATFORM)
+  return fs->open(filename, "r");
+#else
+  return fs->open(filename, FILE_READ);
+#endif
+}
+
+File openArchiveAppend(FILESYSTEM* fs, const char* filename) {
+#if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM) || defined(RP2040_PLATFORM)
+  return fs->open(filename, "a");
+#else
+  return fs->open(filename, FILE_APPEND, true);
+#endif
+}
+
+File openArchiveWrite(FILESYSTEM* fs, const char* filename) {
+#if defined(NRF52_PLATFORM) || defined(STM32_PLATFORM)
+  if (fs->exists(filename)) {
+    fs->remove(filename);
+  }
+  return fs->open(filename, FILE_O_WRITE);
+#elif defined(RP2040_PLATFORM)
+  return fs->open(filename, "w");
+#else
+  if (fs->exists(filename)) {
+    fs->remove(filename);
+  }
+  return fs->open(filename, FILE_WRITE);
+#endif
+}
+
+File openArchiveReadWithRecovery(ArchiveStorage* archive, const char* filename) {
+  if (archive == nullptr) {
+    return File();
+  }
+  FILESYSTEM* fs = archive->getFS();
+  if (fs == nullptr) {
+    return File();
+  }
+  File file = openArchiveRead(fs, filename);
+  if (file) {
+    return file;
+  }
+  if (!archive->recover()) {
+    return File();
+  }
+  fs = archive->getFS();
+  return fs != nullptr ? openArchiveRead(fs, filename) : File();
+}
+
+File openArchiveAppendWithRecovery(ArchiveStorage* archive, const char* filename) {
+  if (archive == nullptr) {
+    return File();
+  }
+  FILESYSTEM* fs = archive->getFS();
+  if (fs == nullptr) {
+    return File();
+  }
+  File file = openArchiveAppend(fs, filename);
+  if (file) {
+    return file;
+  }
+  if (!archive->recover()) {
+    return File();
+  }
+  fs = archive->getFS();
+  return fs != nullptr ? openArchiveAppend(fs, filename) : File();
+}
+
+File openArchiveWriteWithRecovery(ArchiveStorage* archive, const char* filename) {
+  if (archive == nullptr) {
+    return File();
+  }
+  FILESYSTEM* fs = archive->getFS();
+  if (fs == nullptr) {
+    return File();
+  }
+  File file = openArchiveWrite(fs, filename);
+  if (file) {
+    return file;
+  }
+  if (!archive->recover()) {
+    return File();
+  }
+  fs = archive->getFS();
+  return fs != nullptr ? openArchiveWrite(fs, filename) : File();
+}
+
+int buildPointValue(const HistorySample& sample, const HistorySample* previous, const char* series) {
+  if (strcmp(series, "battery") == 0) {
+    return static_cast<int>(sample.battery_mv);
+  }
+  if (strcmp(series, "memory") == 0) {
+    return static_cast<int>(sample.heap_free);
+  }
+  if (strcmp(series, "signal") == 0) {
+    return static_cast<int>(sample.last_rssi_x4);
+  }
+  if (strcmp(series, "packets") == 0) {
+    if (previous == nullptr) {
+      return 0;
+    }
+    const uint32_t curr_total = sample.packets_sent + sample.packets_recv;
+    const uint32_t prev_total = previous->packets_sent + previous->packets_recv;
+    return static_cast<int>(curr_total >= prev_total ? (curr_total - prev_total) : 0);
+  }
+  return 0;
+}
+
+const char* seriesTitle(const char* series) {
+  if (strcmp(series, "battery") == 0) {
+    return "Battery";
+  }
+  if (strcmp(series, "memory") == 0) {
+    return "Heap Free";
+  }
+  if (strcmp(series, "packets") == 0) {
+    return "Packet Activity";
+  }
+  if (strcmp(series, "signal") == 0) {
+    return "Signal";
+  }
+  return "";
+}
+
+const char* seriesUnit(const char* series) {
+  if (strcmp(series, "battery") == 0) {
+    return "mV";
+  }
+  if (strcmp(series, "memory") == 0) {
+    return "bytes";
+  }
+  if (strcmp(series, "packets") == 0) {
+    return "pkts";
+  }
+  if (strcmp(series, "signal") == 0) {
+    return "rssi_x4";
+  }
+  return "";
+}
+
+uint32_t sampleAgeSecs(const HistorySample& sample, uint32_t now_epoch_secs, uint32_t now_uptime_secs) {
+  if (sample.epoch_secs > 0 && now_epoch_secs >= sample.epoch_secs) {
+    return now_epoch_secs - sample.epoch_secs;
+  }
+  if (now_uptime_secs >= sample.uptime_secs) {
+    return now_uptime_secs - sample.uptime_secs;
+  }
+  return sample.uptime_secs;
+}
+
+uint8_t eventTypeFromName(const char* name) {
+  if (name == nullptr || name[0] == 0) {
+    return 0;
+  }
+  if (strcmp(name, "boot") == 0) return HISTORY_EVENT_BOOT;
+  if (strcmp(name, "web_started") == 0) return HISTORY_EVENT_WEB_STARTED;
+  if (strcmp(name, "web_stopped") == 0) return HISTORY_EVENT_WEB_STOPPED;
+  if (strcmp(name, "mqtt_connected") == 0) return HISTORY_EVENT_MQTT_CONNECTED;
+  if (strcmp(name, "mqtt_disconnected") == 0) return HISTORY_EVENT_MQTT_DISCONNECTED;
+  if (strcmp(name, "archive_mounted") == 0) return HISTORY_EVENT_ARCHIVE_MOUNTED;
+  if (strcmp(name, "archive_unavailable") == 0) return HISTORY_EVENT_ARCHIVE_UNAVAILABLE;
+  if (strcmp(name, "low_memory") == 0) return HISTORY_EVENT_LOW_MEMORY;
+  if (strcmp(name, "stats_enabled") == 0) return HISTORY_EVENT_STATS_ENABLED;
+  if (strcmp(name, "stats_disabled") == 0) return HISTORY_EVENT_STATS_DISABLED;
+  return 0;
+}
+
+}  // namespace
+
+StatsHistory::StatsHistory()
+    : _enabled(false), _psram_backed(false), _degraded(false), _summary_dirty(false), _next_summary_flush_ms(0),
+      _next_event_flush_ms(0), _sample_capacity(0), _sample_head(0), _sample_count(0), _event_capacity(0),
+      _event_head(0), _event_count(0), _samples(nullptr), _events(nullptr), _archive(nullptr), _restored_sample_count(0),
+      _pending_event_count(0) {
+}
+
+StatsHistory::~StatsHistory() {
+  freeHistoryBuffer(_samples);
+  freeHistoryBuffer(_events);
+}
+
+void StatsHistory::begin(bool enabled, ArchiveStorage* archive) {
+  _archive = archive;
+  _enabled = enabled;
+  ensureBuffers();
+  if (_enabled && _sample_count == 0 && isArchiveAvailable()) {
+    restoreSummaryLog();
+  }
+  _next_summary_flush_ms = millis() + kSummaryFlushIntervalMs;
+  _next_event_flush_ms = millis() + kEventFlushIntervalMs;
+}
+
+void StatsHistory::setArchive(ArchiveStorage* archive) {
+  _archive = archive;
+}
+
+void StatsHistory::setEnabled(bool enabled) {
+  if (enabled && !ensureBuffers()) {
+    _enabled = false;
+    return;
+  }
+  _enabled = enabled;
+  if (_enabled && _sample_count == 0 && isArchiveAvailable()) {
+    restoreSummaryLog();
+  }
+}
+
+bool StatsHistory::isArchiveAvailable() const {
+  return _archive != nullptr && _archive->isMounted();
+}
+
+bool StatsHistory::ensureBuffers() {
+  if (_samples != nullptr && _events != nullptr) {
+    return true;
+  }
+
+#if defined(ESP32)
+  const bool want_psram = psramFound();
+#else
+  const bool want_psram = false;
+#endif
+
+  const HistoryCapacityBucket bucket = getHistoryCapacityBucket(want_psram);
+  _sample_capacity = bucket.sample_capacity;
+  _event_capacity = bucket.event_capacity;
+  _samples = allocHistoryBuffer<HistorySample>(_sample_capacity);
+  _events = allocHistoryBuffer<HistoryEvent>(_event_capacity);
+  _psram_backed = want_psram;
+  _degraded = !want_psram;
+
+  if (_samples == nullptr || _events == nullptr) {
+    freeHistoryBuffer(_samples);
+    freeHistoryBuffer(_events);
+    _samples = allocHistoryBuffer<HistorySample>(64);
+    _events = allocHistoryBuffer<HistoryEvent>(24);
+    _sample_capacity = (_samples != nullptr) ? 64 : 0;
+    _event_capacity = (_events != nullptr) ? 24 : 0;
+    _psram_backed = false;
+    _degraded = true;
+  }
+
+  return _samples != nullptr && _events != nullptr;
+}
+
+void StatsHistory::storeSample(const HistorySample& sample, bool mark_dirty) {
+  if (!ensureBuffers()) {
+    return;
+  }
+
+  _samples[_sample_head] = sample;
+  _sample_head = (_sample_head + 1) % _sample_capacity;
+  if (_sample_count < _sample_capacity) {
+    _sample_count++;
+  }
+  if (mark_dirty) {
+    _summary_dirty = true;
+  }
+}
+
+bool StatsHistory::parseSummaryLine(const char* line, HistorySample& sample) const {
+  if (line == nullptr || line[0] == 0) {
+    return false;
+  }
+
+  unsigned long epoch_secs = 0;
+  unsigned long uptime_secs = 0;
+  unsigned battery_mv = 0;
+  unsigned queue_len = 0;
+  int last_rssi_x4 = 0;
+  int last_snr_x4 = 0;
+  unsigned long packets_sent = 0;
+  unsigned long packets_recv = 0;
+  unsigned long heap_free = 0;
+  unsigned long psram_free = 0;
+  unsigned error_flags = 0;
+  unsigned recv_errors = 0;
+  unsigned neighbour_count = 0;
+  unsigned direct_dups = 0;
+  unsigned flood_dups = 0;
+  unsigned flags = 0;
+
+  const int parsed = sscanf(line,
+                            "%lu,%lu,%u,%u,%d,%d,%lu,%lu,%lu,%lu,%u,%u,%u,%u,%u,%u",
+                            &epoch_secs,
+                            &uptime_secs,
+                            &battery_mv,
+                            &queue_len,
+                            &last_rssi_x4,
+                            &last_snr_x4,
+                            &packets_sent,
+                            &packets_recv,
+                            &heap_free,
+                            &psram_free,
+                            &error_flags,
+                            &recv_errors,
+                            &neighbour_count,
+                            &direct_dups,
+                            &flood_dups,
+                            &flags);
+  if (parsed != 16) {
+    return false;
+  }
+
+  memset(&sample, 0, sizeof(sample));
+  sample.epoch_secs = static_cast<uint32_t>(epoch_secs);
+  sample.uptime_secs = static_cast<uint32_t>(uptime_secs);
+  sample.packets_sent = static_cast<uint32_t>(packets_sent);
+  sample.packets_recv = static_cast<uint32_t>(packets_recv);
+  sample.heap_free = static_cast<uint32_t>(heap_free);
+  sample.heap_min = static_cast<uint32_t>(heap_free);
+  sample.psram_free = static_cast<uint32_t>(psram_free);
+  sample.psram_min = static_cast<uint32_t>(psram_free);
+  sample.battery_mv = static_cast<uint16_t>(battery_mv);
+  sample.queue_len = static_cast<uint16_t>(queue_len);
+  sample.error_flags = static_cast<uint16_t>(error_flags);
+  sample.recv_errors = static_cast<uint16_t>(recv_errors);
+  sample.neighbour_count = static_cast<uint16_t>(neighbour_count);
+  sample.direct_dups = static_cast<uint16_t>(direct_dups);
+  sample.flood_dups = static_cast<uint16_t>(flood_dups);
+  sample.last_rssi_x4 = static_cast<int16_t>(last_rssi_x4);
+  sample.last_snr_x4 = static_cast<int16_t>(last_snr_x4);
+  sample.flags = static_cast<uint8_t>(flags);
+  sample.battery_pct = -1;
+  return true;
+}
+
+bool StatsHistory::restoreSummaryLog() {
+  if (!isArchiveAvailable() || _sample_capacity == 0) {
+    return false;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr || !fs->exists("/stats/summary.log")) {
+    return false;
+  }
+
+  File file = openArchiveReadWithRecovery(_archive, "/stats/summary.log");
+  if (!file) {
+    ARCHIVE_LOG("summary restore open failed path=%s", "/stats/summary.log");
+    return false;
+  }
+
+  _restored_sample_count = 0;
+  const size_t size = static_cast<size_t>(file.size());
+  const size_t start = (size > kSummaryRestoreWindowBytes) ? (size - kSummaryRestoreWindowBytes) : 0;
+  if (start > 0 && !file.seek(start)) {
+    file.close();
+    return false;
+  }
+
+  char line[192];
+  size_t line_len = 0;
+  bool skip_partial = (start > 0);
+  while (file.available()) {
+    const int raw = file.read();
+    if (raw < 0) {
+      break;
+    }
+    const char ch = static_cast<char>(raw);
+    if (skip_partial) {
+      if (ch == '\n') {
+        skip_partial = false;
+      }
+      continue;
+    }
+    if (ch == '\r') {
+      continue;
+    }
+    if (ch == '\n') {
+      line[line_len] = 0;
+      HistorySample sample{};
+      if (parseSummaryLine(line, sample)) {
+        storeSample(sample, false);
+        _restored_sample_count++;
+      }
+      line_len = 0;
+      continue;
+    }
+    if (line_len + 1 < sizeof(line)) {
+      line[line_len++] = ch;
+    }
+  }
+
+  if (!skip_partial && line_len > 0) {
+    line[line_len] = 0;
+    HistorySample sample{};
+    if (parseSummaryLine(line, sample)) {
+      storeSample(sample, false);
+      _restored_sample_count++;
+    }
+  }
+
+  file.close();
+  return _restored_sample_count > 0;
+}
+
+bool StatsHistory::parseEventLine(const char* line, HistoryEvent& event) const {
+  if (line == nullptr || line[0] == 0) {
+    return false;
+  }
+
+  unsigned long epoch_secs = 0;
+  unsigned long uptime_secs = 0;
+  char type_name[32];
+  int value = 0;
+  memset(type_name, 0, sizeof(type_name));
+
+  const int parsed = sscanf(line, "%lu,%lu,%31[^,],%d", &epoch_secs, &uptime_secs, type_name, &value);
+  if (parsed != 4) {
+    return false;
+  }
+
+  const uint8_t type = eventTypeFromName(type_name);
+  if (type == 0) {
+    return false;
+  }
+
+  memset(&event, 0, sizeof(event));
+  event.type = type;
+  event.epoch_secs = static_cast<uint32_t>(epoch_secs);
+  event.uptime_secs = static_cast<uint32_t>(uptime_secs);
+  event.value = static_cast<int16_t>(value);
+  return true;
+}
+
+bool StatsHistory::restoreEventsLog() {
+  if (!isArchiveAvailable() || _event_capacity == 0) {
+    return false;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr || !fs->exists("/stats/events.log")) {
+    return false;
+  }
+
+  File file = openArchiveRead(fs, "/stats/events.log");
+  if (!file) {
+    return false;
+  }
+
+  const size_t size = static_cast<size_t>(file.size());
+  const size_t start = (size > kEventsRestoreWindowBytes) ? (size - kEventsRestoreWindowBytes) : 0;
+  if (start > 0 && !file.seek(start)) {
+    file.close();
+    return false;
+  }
+
+  char line[160];
+  size_t line_len = 0;
+  bool skip_partial = (start > 0);
+  while (file.available()) {
+    const int raw = file.read();
+    if (raw < 0) {
+      break;
+    }
+    const char ch = static_cast<char>(raw);
+    if (skip_partial) {
+      if (ch == '\n') {
+        skip_partial = false;
+      }
+      continue;
+    }
+    if (ch == '\r') {
+      continue;
+    }
+    if (ch == '\n') {
+      line[line_len] = 0;
+      HistoryEvent event{};
+      if (parseEventLine(line, event)) {
+        storeEvent(event, false);
+      }
+      line_len = 0;
+      continue;
+    }
+    if (line_len + 1 < sizeof(line)) {
+      line[line_len++] = ch;
+    }
+  }
+
+  if (!skip_partial && line_len > 0) {
+    line[line_len] = 0;
+    HistoryEvent event{};
+    if (parseEventLine(line, event)) {
+      storeEvent(event, false);
+    }
+  }
+
+  file.close();
+  return _event_count > 0;
+}
+
+void StatsHistory::pushSample(const HistorySample& sample) {
+  if (!_enabled || !ensureBuffers()) {
+    return;
+  }
+  storeSample(sample, true);
+}
+
+void StatsHistory::appendPendingEvent(const HistoryEvent& event) {
+  if (_pending_event_count < (sizeof(_pending_events) / sizeof(_pending_events[0]))) {
+    _pending_events[_pending_event_count++] = event;
+    return;
+  }
+
+  memmove(&_pending_events[0], &_pending_events[1], sizeof(_pending_events) - sizeof(_pending_events[0]));
+  _pending_events[(sizeof(_pending_events) / sizeof(_pending_events[0])) - 1] = event;
+}
+
+void StatsHistory::storeEvent(const HistoryEvent& event, bool queue_pending) {
+  if (!ensureBuffers()) {
+    return;
+  }
+
+  _events[_event_head] = event;
+  _event_head = (_event_head + 1) % _event_capacity;
+  if (_event_count < _event_capacity) {
+    _event_count++;
+  }
+
+  if (queue_pending) {
+    appendPendingEvent(event);
+  }
+}
+
+void StatsHistory::recordEvent(uint8_t type, uint32_t epoch_secs, uint32_t uptime_secs, int16_t value) {
+  if (!ensureBuffers()) {
+    return;
+  }
+
+  HistoryEvent event{};
+  event.type = type;
+  event.epoch_secs = epoch_secs;
+  event.uptime_secs = uptime_secs;
+  event.value = value;
+  storeEvent(event, true);
+}
+
+void StatsHistory::maybeFlush(uint32_t now_ms) {
+  if (!_enabled || !isArchiveAvailable()) {
+    return;
+  }
+
+  if (_summary_dirty && (now_ms >= _next_summary_flush_ms || _pending_event_count >= 8)) {
+    flushSummaryLog();
+    _summary_dirty = false;
+    _next_summary_flush_ms = now_ms + kSummaryFlushIntervalMs;
+  }
+
+  if (_pending_event_count > 0 && now_ms >= _next_event_flush_ms) {
+    flushEventsLog();
+    _next_event_flush_ms = now_ms + kEventFlushIntervalMs;
+  }
+}
+
+void StatsHistory::flushSummaryLog() {
+  if (_archive == nullptr || _sample_count == 0) {
+    return;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr) {
+    return;
+  }
+
+  HistorySample latest{};
+  if (!getSampleFromOldest(_sample_count - 1, latest)) {
+    return;
+  }
+
+  File file = openArchiveAppendWithRecovery(_archive, "/stats/summary.log");
+  if (!file) {
+    ARCHIVE_LOG("summary open failed path=%s", "/stats/summary.log");
+    return;
+  }
+
+  char line[256];
+  snprintf(line, sizeof(line),
+           "%lu,%lu,%u,%u,%d,%d,%u,%u,%u,%u,%u,%u,%u,%u,%u,%u\n",
+           static_cast<unsigned long>(latest.epoch_secs),
+           static_cast<unsigned long>(latest.uptime_secs),
+           static_cast<unsigned>(latest.battery_mv),
+           static_cast<unsigned>(latest.queue_len),
+           static_cast<int>(latest.last_rssi_x4),
+           static_cast<int>(latest.last_snr_x4),
+           static_cast<unsigned>(latest.packets_sent),
+           static_cast<unsigned>(latest.packets_recv),
+           static_cast<unsigned>(latest.heap_free),
+           static_cast<unsigned>(latest.psram_free),
+           static_cast<unsigned>(latest.error_flags),
+           static_cast<unsigned>(latest.recv_errors),
+           static_cast<unsigned>(latest.neighbour_count),
+           static_cast<unsigned>(latest.direct_dups),
+           static_cast<unsigned>(latest.flood_dups),
+           static_cast<unsigned>(latest.flags));
+  const size_t written = file.print(line);
+  file.flush();
+  file.close();
+  ARCHIVE_LOG("summary flushed path=%s bytes=%u sample_count=%u",
+              "/stats/summary.log",
+              static_cast<unsigned>(written),
+              static_cast<unsigned>(_sample_count));
+  writeMetaFile();
+}
+
+void StatsHistory::flushEventsLog() {
+  if (_archive == nullptr || _pending_event_count == 0) {
+    return;
+  }
+
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr) {
+    return;
+  }
+
+  File file = openArchiveAppendWithRecovery(_archive, "/stats/events.log");
+  if (!file) {
+    ARCHIVE_LOG("events open failed path=%s", "/stats/events.log");
+    return;
+  }
+
+  size_t total_written = 0;
+  for (size_t i = 0; i < _pending_event_count; ++i) {
+    const HistoryEvent& event = _pending_events[i];
+    char line[160];
+    snprintf(line, sizeof(line),
+             "%lu,%lu,%s,%d\n",
+             static_cast<unsigned long>(event.epoch_secs),
+             static_cast<unsigned long>(event.uptime_secs),
+             getEventTypeName(event.type),
+             static_cast<int>(event.value));
+    total_written += file.print(line);
+  }
+  file.flush();
+  file.close();
+  ARCHIVE_LOG("events flushed path=%s bytes=%u count=%u",
+              "/stats/events.log",
+              static_cast<unsigned>(total_written),
+              static_cast<unsigned>(_pending_event_count));
+  _pending_event_count = 0;
+  writeMetaFile();
+}
+
+void StatsHistory::writeMetaFile() const {
+  if (_archive == nullptr) {
+    return;
+  }
+  FILESYSTEM* fs = _archive->getFS();
+  if (fs == nullptr) {
+    return;
+  }
+
+  File file = openArchiveWriteWithRecovery(_archive, "/stats/meta.json");
+  if (!file) {
+    ARCHIVE_LOG("meta open failed path=%s", "/stats/meta.json");
+    return;
+  }
+
+  char json[256];
+  snprintf(json, sizeof(json),
+           "{\"logical\":\"%s\",\"path\":\"%s\",\"samples\":{\"count\":%u,\"capacity\":%u},"
+           "\"events\":{\"count\":%u,\"capacity\":%u},\"psram\":%s,\"degraded\":%s}\n",
+           _archive->getLogicalName(),
+           _archive->getLogicalStatsPath(),
+           static_cast<unsigned>(_sample_count),
+           static_cast<unsigned>(_sample_capacity),
+           static_cast<unsigned>(_event_count),
+           static_cast<unsigned>(_event_capacity),
+           _psram_backed ? "true" : "false",
+           _degraded ? "true" : "false");
+  const size_t written = file.print(json);
+  file.flush();
+  file.close();
+  ARCHIVE_LOG("meta flushed path=%s bytes=%u",
+              "/stats/meta.json",
+              static_cast<unsigned>(written));
+}
+
+bool StatsHistory::getSampleFromOldest(size_t index, HistorySample& sample) const {
+  if (_samples == nullptr || index >= _sample_count) {
+    return false;
+  }
+  const size_t oldest = (_sample_head + _sample_capacity - _sample_count) % _sample_capacity;
+  const size_t slot = (oldest + index) % _sample_capacity;
+  sample = _samples[slot];
+  return true;
+}
+
+bool StatsHistory::buildSeriesJson(const char* series, char* buffer, size_t buffer_size, uint32_t now_epoch_secs, uint32_t now_uptime_secs) const {
+  if (buffer == nullptr || buffer_size == 0 || series == nullptr) {
+    return false;
+  }
+  buffer[0] = 0;
+  if (seriesTitle(series)[0] == 0) {
+    return false;
+  }
+
+  if (_sample_count == 0) {
+    snprintf(buffer, buffer_size,
+             "{\"series\":\"%s\",\"title\":\"%s\",\"unit\":\"%s\",\"interval_secs\":%lu,\"current\":0,\"oldest_age_secs\":0,\"latest_age_secs\":0,\"points\":[]}",
+             series,
+             seriesTitle(series),
+             seriesUnit(series),
+             static_cast<unsigned long>(kSampleIntervalSecs));
+    return true;
+  }
+
+  const size_t points = min(_sample_count, kMaxSeriesPoints);
+  const size_t step = (_sample_count > kMaxSeriesPoints) ? ((_sample_count + kMaxSeriesPoints - 1) / kMaxSeriesPoints) : 1;
+
+  size_t offset = 0;
+  HistorySample sample{};
+  HistorySample previous{};
+  bool have_previous = false;
+  int current_value = 0;
+
+  offset += snprintf(&buffer[offset], buffer_size - offset,
+                     "{\"series\":\"%s\",\"title\":\"%s\",\"unit\":\"%s\",\"interval_secs\":%lu,\"current\":",
+                     series,
+                     seriesTitle(series),
+                     seriesUnit(series),
+                     static_cast<unsigned long>(kSampleIntervalSecs));
+
+  getSampleFromOldest(_sample_count - 1, sample);
+  if (strcmp(series, "packets") == 0 && _sample_count >= 2) {
+    getSampleFromOldest(_sample_count - 2, previous);
+    current_value = buildPointValue(sample, &previous, series);
+  } else {
+    current_value = buildPointValue(sample, nullptr, series);
+  }
+
+  size_t last_index = 0;
+  for (size_t i = 0, emitted = 0; i < _sample_count && emitted < points; i += step, ++emitted) {
+    last_index = i;
+  }
+  HistorySample oldest_sample{};
+  HistorySample latest_emitted_sample{};
+  const bool have_oldest_sample = getSampleFromOldest(0, oldest_sample);
+  const bool have_latest_emitted_sample = getSampleFromOldest(last_index, latest_emitted_sample);
+  const uint32_t oldest_age_secs = have_oldest_sample ? sampleAgeSecs(oldest_sample, now_epoch_secs, now_uptime_secs) : 0;
+  const uint32_t latest_age_secs = have_latest_emitted_sample ? sampleAgeSecs(latest_emitted_sample, now_epoch_secs, now_uptime_secs) : 0;
+
+  offset += snprintf(&buffer[offset], buffer_size - offset,
+                     "%d,\"oldest_age_secs\":%lu,\"latest_age_secs\":%lu,\"points\":[",
+                     current_value,
+                     static_cast<unsigned long>(oldest_age_secs),
+                     static_cast<unsigned long>(latest_age_secs));
+
+  size_t emitted = 0;
+  for (size_t i = 0; i < _sample_count && emitted < points; i += step, ++emitted) {
+    if (!getSampleFromOldest(i, sample)) {
+      break;
+    }
+    int value = buildPointValue(sample, have_previous ? &previous : nullptr, series);
+    offset += snprintf(&buffer[offset], buffer_size - offset,
+                       "%s[%lu,%d]",
+                       emitted == 0 ? "" : ",",
+                       static_cast<unsigned long>(sample.uptime_secs),
+                       value);
+    previous = sample;
+    have_previous = true;
+    if (offset + 24 >= buffer_size) {
+      break;
+    }
+  }
+
+  snprintf(&buffer[offset], buffer_size - offset, "]}");
+  return true;
+}
+
+bool StatsHistory::getRecentEvent(size_t reverse_index, HistoryEvent& event) const {
+  if (_events == nullptr || reverse_index >= _event_count) {
+    return false;
+  }
+
+  const size_t newest = (_event_head + _event_capacity - 1) % _event_capacity;
+  const size_t slot = (newest + _event_capacity - reverse_index) % _event_capacity;
+  event = _events[slot];
+  return true;
+}
+
+const char* StatsHistory::getEventTypeName(uint8_t type) {
+  switch (type) {
+    case HISTORY_EVENT_BOOT:
+      return "boot";
+    case HISTORY_EVENT_WEB_STARTED:
+      return "web_started";
+    case HISTORY_EVENT_WEB_STOPPED:
+      return "web_stopped";
+    case HISTORY_EVENT_MQTT_CONNECTED:
+      return "mqtt_connected";
+    case HISTORY_EVENT_MQTT_DISCONNECTED:
+      return "mqtt_disconnected";
+    case HISTORY_EVENT_ARCHIVE_MOUNTED:
+      return "archive_mounted";
+    case HISTORY_EVENT_ARCHIVE_UNAVAILABLE:
+      return "archive_unavailable";
+    case HISTORY_EVENT_LOW_MEMORY:
+      return "low_memory";
+    case HISTORY_EVENT_STATS_ENABLED:
+      return "stats_enabled";
+    case HISTORY_EVENT_STATS_DISABLED:
+      return "stats_disabled";
+    default:
+      return "unknown";
+  }
+}

+ 132 - 0
src/helpers/StatsHistory.h

@@ -0,0 +1,132 @@
+#pragma once
+
+#include <Arduino.h>
+#include <MeshCore.h>
+
+#include "ArchiveStorage.h"
+
+struct HistorySample {
+  uint32_t epoch_secs;
+  uint32_t uptime_secs;
+  uint32_t packets_sent;
+  uint32_t packets_recv;
+  uint32_t heap_free;
+  uint32_t heap_min;
+  uint32_t psram_free;
+  uint32_t psram_min;
+  uint16_t battery_mv;
+  uint16_t queue_len;
+  uint16_t error_flags;
+  uint16_t recv_errors;
+  uint16_t neighbour_count;
+  uint16_t direct_dups;
+  uint16_t flood_dups;
+  int16_t last_rssi_x4;
+  int16_t last_snr_x4;
+  int16_t noise_floor;
+  uint8_t flags;
+  int8_t battery_pct;
+  uint16_t reserved;
+};
+
+struct HistoryEvent {
+  uint32_t epoch_secs;
+  uint32_t uptime_secs;
+  uint8_t type;
+  int16_t value;
+  uint8_t reserved;
+};
+
+enum HistorySampleFlags : uint8_t {
+  HISTORY_FLAG_EXTERNAL_POWER = 1 << 0,
+  HISTORY_FLAG_CHARGING = 1 << 1,
+  HISTORY_FLAG_VBUS = 1 << 2,
+  HISTORY_FLAG_WIFI_CONNECTED = 1 << 3,
+  HISTORY_FLAG_MQTT_CONNECTED = 1 << 4,
+  HISTORY_FLAG_WEB_ENABLED = 1 << 5,
+  HISTORY_FLAG_WEB_PANEL_UP = 1 << 6,
+  HISTORY_FLAG_ARCHIVE_MOUNTED = 1 << 7,
+};
+
+enum HistoryEventType : uint8_t {
+  HISTORY_EVENT_BOOT = 1,
+  HISTORY_EVENT_WEB_STARTED = 2,
+  HISTORY_EVENT_WEB_STOPPED = 3,
+  HISTORY_EVENT_MQTT_CONNECTED = 4,
+  HISTORY_EVENT_MQTT_DISCONNECTED = 5,
+  HISTORY_EVENT_ARCHIVE_MOUNTED = 6,
+  HISTORY_EVENT_ARCHIVE_UNAVAILABLE = 7,
+  HISTORY_EVENT_LOW_MEMORY = 8,
+  HISTORY_EVENT_STATS_ENABLED = 9,
+  HISTORY_EVENT_STATS_DISABLED = 10,
+};
+
+class StatsHistory {
+public:
+  static constexpr uint32_t kSampleIntervalSecs = 60;
+  static constexpr uint32_t kArchiveSummaryIntervalSecs = 300;
+
+  StatsHistory();
+  ~StatsHistory();
+
+  void begin(bool enabled, ArchiveStorage* archive);
+  void setArchive(ArchiveStorage* archive);
+  void setEnabled(bool enabled);
+
+  bool isEnabled() const { return _enabled; }
+  bool isRecentHistoryAvailable() const { return _samples != nullptr; }
+  bool isPsramBacked() const { return _psram_backed; }
+  bool isDegraded() const { return _degraded; }
+  bool isArchiveAvailable() const;
+  bool hasArchiveRestore() const { return _restored_sample_count > 0; }
+
+  size_t getSampleCapacity() const { return _sample_capacity; }
+  size_t getSampleCount() const { return _sample_count; }
+  size_t getEventCapacity() const { return _event_capacity; }
+  size_t getEventCount() const { return _event_count; }
+  size_t getRestoredSampleCount() const { return _restored_sample_count; }
+
+  void pushSample(const HistorySample& sample);
+  void recordEvent(uint8_t type, uint32_t epoch_secs, uint32_t uptime_secs, int16_t value = 0);
+  void maybeFlush(uint32_t now_ms);
+
+  bool buildSeriesJson(const char* series, char* buffer, size_t buffer_size, uint32_t now_epoch_secs, uint32_t now_uptime_secs) const;
+  bool getRecentEvent(size_t reverse_index, HistoryEvent& event) const;
+
+  static const char* getEventTypeName(uint8_t type);
+  static constexpr uint32_t getSampleIntervalSecs() { return kSampleIntervalSecs; }
+  static constexpr uint32_t getArchiveSummaryIntervalSecs() { return kArchiveSummaryIntervalSecs; }
+
+private:
+  bool ensureBuffers();
+  bool restoreSummaryLog();
+  bool restoreEventsLog();
+  bool parseSummaryLine(const char* line, HistorySample& sample) const;
+  bool parseEventLine(const char* line, HistoryEvent& event) const;
+  void storeSample(const HistorySample& sample, bool mark_dirty);
+  void storeEvent(const HistoryEvent& event, bool queue_pending);
+  void appendPendingEvent(const HistoryEvent& event);
+  void flushSummaryLog();
+  void flushEventsLog();
+  void writeMetaFile() const;
+  bool getSampleFromOldest(size_t index, HistorySample& sample) const;
+
+  bool _enabled;
+  bool _psram_backed;
+  bool _degraded;
+  bool _summary_dirty;
+  uint32_t _next_summary_flush_ms;
+  uint32_t _next_event_flush_ms;
+  size_t _sample_capacity;
+  size_t _sample_head;
+  size_t _sample_count;
+  size_t _event_capacity;
+  size_t _event_head;
+  size_t _event_count;
+  HistorySample* _samples;
+  HistoryEvent* _events;
+  ArchiveStorage* _archive;
+  size_t _restored_sample_count;
+  HistoryEvent _pending_events[16];
+  size_t _pending_event_count;
+};

+ 19 - 3
src/helpers/esp32/TBeamBoard.h

@@ -26,7 +26,7 @@
   #define P_BOARD_SPI_MOSI  35  //SPI for SD Card and QMI8653 (IMU)
   #define P_BOARD_SPI_MISO  37  //SPI for SD Card and QMI8653 (IMU)
   #define P_BOARD_SPI_SCK   36  //SPI for SD Card and QMI8653 (IMU)
-  #define P_BPARD_SPI_CS    47  //Pin for SD Card CS
+  #define P_BOARD_SPI_CS    47  //Pin for SD Card CS
   #define P_BOARD_IMU_CS    34  //Pin for QMI8653 (IMU) CS
 
   #define P_BOARD_IMU_INT  33  //IMU Int pin
@@ -154,8 +154,24 @@ public:
   esp_deep_sleep_start();   // CPU halts here and never returns!
 }
 
-  uint16_t getBattMilliVolts(){
-    return PMU->getBattVoltage();
+  uint16_t getBattMilliVolts() override {
+    return PMU != NULL ? PMU->getBattVoltage() : 0;
+  }
+
+  int getBatteryPercent() override {
+    return (PMU != NULL && PMU->isBatteryConnect()) ? PMU->getBatteryPercent() : -1;
+  }
+
+  bool isCharging() override {
+    return PMU != NULL && PMU->isCharging();
+  }
+
+  bool isVbusPresent() override {
+    return PMU != NULL && PMU->isVbusIn();
+  }
+
+  bool isExternalPowered() override {
+    return isVbusPresent();
   }
 
   const char* getManufacturerName() const{

+ 8 - 7
src/helpers/mqtt/MQTTPrefs.cpp

@@ -2,6 +2,7 @@
 
 #ifdef WITH_MQTT_UPLINK
 
+#include <stddef.h>
 #include <helpers/TxtDataHelpers.h>
 #include <string.h>
 
@@ -17,15 +18,16 @@ void MQTTPrefsStore::setDefaults(MQTTPrefs& prefs) {
   prefs.raw_enabled = 0;
   prefs.status_enabled = 1;
   prefs.tx_enabled = 0;
-  prefs.web_enabled = 1;
-  prefs.wifi_powersave = 0;
+  prefs.deprecated_web_enabled = 0;
+  prefs.deprecated_web_stats_enabled = 0;
+  prefs.legacy_wifi_powersave = 0;
   prefs.status_interval_ms = kFixedStatusIntervalMs;
   StrHelper::strncpy(prefs.iata, MQTT_DEFAULT_IATA, sizeof(prefs.iata));
 #ifdef WIFI_SSID
-  StrHelper::strncpy(prefs.wifi_ssid, WIFI_SSID, sizeof(prefs.wifi_ssid));
+  StrHelper::strncpy(prefs.legacy_wifi_ssid, WIFI_SSID, sizeof(prefs.legacy_wifi_ssid));
 #endif
 #ifdef WIFI_PWD
-  StrHelper::strncpy(prefs.wifi_pwd, WIFI_PWD, sizeof(prefs.wifi_pwd));
+  StrHelper::strncpy(prefs.legacy_wifi_pwd, WIFI_PWD, sizeof(prefs.legacy_wifi_pwd));
 #endif
 }
 
@@ -58,10 +60,9 @@ bool MQTTPrefsStore::load(FILESYSTEM* fs, MQTTPrefs& prefs) {
     return false;
   }
   prefs = persisted;
-  if (prefs.wifi_powersave > 2) {
-    prefs.wifi_powersave = 0;
+  if (prefs.legacy_wifi_powersave > 2) {
+    prefs.legacy_wifi_powersave = 0;
   }
-  prefs.web_enabled = prefs.web_enabled ? 1 : 0;
   prefs.status_interval_ms = kFixedStatusIntervalMs;
   prefs.enabled_mask &= 0x07;
   return true;

+ 6 - 4
src/helpers/mqtt/MQTTPrefs.h

@@ -16,14 +16,16 @@ struct MQTTPrefs {
   uint8_t raw_enabled;
   uint8_t status_enabled;
   uint8_t tx_enabled;
-  uint8_t web_enabled;
-  uint8_t wifi_powersave;
+  uint8_t deprecated_web_enabled;
+  uint8_t legacy_wifi_powersave;
   uint32_t status_interval_ms;
   char iata[8];
-  char wifi_ssid[33];
-  char wifi_pwd[65];
+  char legacy_wifi_ssid[33];
+  char legacy_wifi_pwd[65];
   char owner_public_key[65];
   char owner_email[96];
+  uint8_t deprecated_web_stats_enabled;
+  uint8_t reserved[3];
 };
 
 class MQTTPrefsStore {

+ 23 - 354
src/helpers/mqtt/MQTTUplink.cpp

@@ -11,7 +11,6 @@
 #include <esp_idf_version.h>
 #include <esp_heap_caps.h>
 #include <esp_system.h>
-#include <esp_sntp.h>
 #include <helpers/TxtDataHelpers.h>
 #include <ctype.h>
 #include <string.h>
@@ -35,21 +34,13 @@
 
 #if MQTT_DEBUG
   #define LOG_CAT(tag, fmt, ...) Serial.printf("[" tag "] " fmt "\n", ##__VA_ARGS__)
-  #define WIFI_LOG(fmt, ...) LOG_CAT("WIFI", fmt, ##__VA_ARGS__)
-  #define WEB_LOG(fmt, ...) LOG_CAT("WEB", fmt, ##__VA_ARGS__)
-  #define TIME_LOG(fmt, ...) LOG_CAT("TIME", fmt, ##__VA_ARGS__)
   #define MQTT_LOG(fmt, ...) LOG_CAT("MQTT", fmt, ##__VA_ARGS__)
 #else
   #define LOG_CAT(...) do { } while (0)
-  #define WIFI_LOG(...) do { } while (0)
-  #define WEB_LOG(...) do { } while (0)
-  #define TIME_LOG(...) do { } while (0)
   #define MQTT_LOG(...) do { } while (0)
 #endif
 
 namespace {
-constexpr unsigned long kWifiRetryMillis = 15000;
-constexpr unsigned long kWifiConnectTimeoutMillis = 45000;
 constexpr unsigned long kBrokerRetryBaseMillis = 10000;
 constexpr unsigned long kBrokerRetryMaxMillis = 300000;
 constexpr size_t kBrokerTokenSize = 640;
@@ -57,29 +48,6 @@ constexpr time_t kTokenLifetimeSecs = 3600;
 constexpr time_t kTokenRefreshSlackSecs = 300;
 constexpr time_t kMinSaneEpoch = 1735689600;  // 2025-01-01T00:00:00Z
 
-int getWifiQualityPercent(int rssi_dbm) {
-  if (rssi_dbm <= -100) {
-    return 0;
-  }
-  if (rssi_dbm >= -50) {
-    return 100;
-  }
-  return 2 * (rssi_dbm + 100);
-}
-
-const char* getWifiQualityLabel(int rssi_dbm) {
-  if (rssi_dbm >= -60) {
-    return "excellent";
-  }
-  if (rssi_dbm >= -67) {
-    return "good";
-  }
-  if (rssi_dbm >= -75) {
-    return "fair";
-  }
-  return "poor";
-}
-
 unsigned long getBrokerRetryDelayMillis(uint8_t failures) {
   unsigned long delay_ms = kBrokerRetryBaseMillis;
   if (failures > 0) {
@@ -106,20 +74,6 @@ void freeScratchBuffer(void* ptr) {
   }
 }
 
-const char* getWifiStateLabel(const MQTTPrefs& prefs, bool wifi_started) {
-  if (prefs.wifi_ssid[0] == 0) {
-    return "off";
-  }
-  wl_status_t status = WiFi.status();
-  if (status == WL_CONNECTED) {
-    return "up";
-  }
-  if (wifi_started) {
-    return "conn";
-  }
-  return "down";
-}
-
 #if MQTT_DEBUG
 void logMqttMemorySnapshot(const char* phase, const char* broker_label = nullptr) {
   MQTT_LOG("mem phase=%s broker=%s uptime_ms=%lu heap_free=%u heap_min=%u heap_max=%u psram_free=%u psram_min=%u "
@@ -150,10 +104,8 @@ const MQTTUplink::BrokerSpec MQTTUplink::kBrokerSpecs[3] = {
 };
 
 MQTTUplink::MQTTUplink(mesh::RTCClock& rtc, mesh::LocalIdentity& identity)
-    : _fs(nullptr), _rtc(&rtc), _identity(&identity), _running(false), _wifi_started(false), _sntp_started(false),
-      _have_time_sync(false), _last_wifi_attempt(0), _last_status_publish(0), _last_status{},
-      _node_name(nullptr),
-      _web_runner(nullptr)
+    : _fs(nullptr), _rtc(&rtc), _identity(&identity), _running(false), _last_status_publish(0), _last_status{},
+      _node_name(nullptr), _network(nullptr)
        {
   memset(_device_id, 0, sizeof(_device_id));
   MQTTPrefsStore::setDefaults(_prefs);
@@ -164,11 +116,6 @@ MQTTUplink::MQTTUplink(mesh::RTCClock& rtc, mesh::LocalIdentity& identity)
   MQTT_LOG("uplink init");
 }
 
-void MQTTUplink::setWebCommandRunner(MQTTWebCommandRunner* runner) {
-  _web_runner = runner;
-  _web_panel.setCommandRunner(runner);
-}
-
 bool MQTTUplink::savePrefs() {
   return MQTTPrefsStore::save(_fs, _prefs);
 }
@@ -203,24 +150,8 @@ bool MQTTUplink::isActive() const {
   return _running && hasEnabledBroker();
 }
 
-void MQTTUplink::reconnectWifi() {
-  WIFI_LOG("reset");
-  stopWebServer();
-  for (BrokerState& broker : _brokers) {
-    destroyBroker(broker);
-  }
-  if (_wifi_started) {
-    WiFi.disconnect(true, true);
-    WiFi.mode(WIFI_OFF);
-  }
-  _wifi_started = false;
-  _sntp_started = false;
-  _have_time_sync = false;
-  _last_wifi_attempt = 0;
-}
-
 bool MQTTUplink::sendStatusNow() {
-  if (!_running || !_have_time_sync || WiFi.status() != WL_CONNECTED) {
+  if (!_running || _network == nullptr || !_network->hasTimeSync() || !_network->isWifiConnected()) {
     return false;
   }
 
@@ -327,28 +258,6 @@ void MQTTUplink::escapeJsonString(const char* input, char* output, size_t output
   output[oi] = 0;
 }
 
-wifi_ps_type_t MQTTUplink::toEspPowerSave(uint8_t mode) {
-  switch (mode) {
-    case 1:
-      return WIFI_PS_MIN_MODEM;
-    case 2:
-      return WIFI_PS_MAX_MODEM;
-    default:
-      return WIFI_PS_NONE;
-  }
-}
-
-const char* MQTTUplink::getPowerSaveLabel(uint8_t mode) {
-  switch (mode) {
-    case 1:
-      return "min";
-    case 2:
-      return "max";
-    default:
-      return "none";
-  }
-}
-
 void MQTTUplink::refreshIdentityStrings() {
   bytesToHexUpper(_identity->pub_key, PUB_KEY_SIZE, _device_id, sizeof(_device_id));
   for (BrokerState& broker : _brokers) {
@@ -388,7 +297,7 @@ void MQTTUplink::refreshBrokerState(BrokerState& broker) {
 bool MQTTUplink::refreshToken(BrokerState& broker) {
   time_t now = time(nullptr);
   if (now < kMinSaneEpoch) {
-    TIME_LOG("%s token skipped: clock not ready (%lu)", broker.spec->label, static_cast<unsigned long>(now));
+    MQTT_LOG("%s token skipped: clock not ready (%lu)", broker.spec->label, static_cast<unsigned long>(now));
     return false;
   }
 
@@ -685,94 +594,6 @@ void MQTTUplink::handleMqttEvent(void* handler_args, esp_event_base_t, int32_t e
   }
 }
 
-void MQTTUplink::stopWebServer() {
-  _web_panel.stop();
-}
-
-void MQTTUplink::ensureWebServer() {
-  if (_web_runner == nullptr || _prefs.web_enabled == 0 || !_wifi_started || WiFi.status() != WL_CONNECTED) {
-    stopWebServer();
-    return;
-  }
-  _web_panel.start();
-}
-
-void MQTTUplink::ensureWifi() {
-  if (_prefs.wifi_ssid[0] == 0) {
-    WIFI_LOG("disabled: no ssid");
-    stopWebServer();
-    reconnectWifi();
-    return;
-  }
-
-  if (!hasEnabledBroker() && _web_runner == nullptr) {
-    WIFI_LOG("disabled: no mqtt endpoints and no web runner");
-    stopWebServer();
-    if (_wifi_started) {
-      WiFi.disconnect(true, true);
-      WiFi.mode(WIFI_OFF);
-      _wifi_started = false;
-      _sntp_started = false;
-      _have_time_sync = false;
-    }
-    return;
-  }
-
-  if (WiFi.status() == WL_CONNECTED) {
-    return;
-  }
-
-  unsigned long now_ms = millis();
-  wl_status_t status = WiFi.status();
-  if (_wifi_started) {
-    if (_last_wifi_attempt != 0 && status == WL_IDLE_STATUS && now_ms - _last_wifi_attempt < kWifiConnectTimeoutMillis) {
-      return;
-    }
-    if (now_ms - _last_wifi_attempt < kWifiRetryMillis) {
-      return;
-    }
-  }
-
-  if (!_wifi_started) {
-    WiFi.mode(WIFI_STA);
-    WiFi.setSleep(toEspPowerSave(_prefs.wifi_powersave));
-    _wifi_started = true;
-    WIFI_LOG("sta start powersaving=%s", getPowerSaveLabel(_prefs.wifi_powersave));
-  } else {
-    WIFI_LOG("retry status=%d", static_cast<int>(status));
-  }
-  _last_wifi_attempt = now_ms;
-  WIFI_LOG("begin ssid=%s", _prefs.wifi_ssid);
-  WiFi.begin(_prefs.wifi_ssid, _prefs.wifi_pwd);
-}
-
-void MQTTUplink::updateTimeSync() {
-  bool prev_have_time_sync = _have_time_sync;
-  if (!_wifi_started || WiFi.status() != WL_CONNECTED) {
-    _have_time_sync = false;
-    if (prev_have_time_sync != _have_time_sync) {
-      TIME_LOG("sntp lost");
-    }
-    return;
-  }
-
-  if (!_sntp_started) {
-    configTzTime("UTC0", "au.pool.ntp.org", "time.google.com", "time.cloudflare.com");
-    _sntp_started = true;
-    TIME_LOG("sntp start servers=au.pool.ntp.org,time.google.com,time.cloudflare.com");
-  }
-
-  sntp_sync_status_t sync_status = sntp_get_sync_status();
-  time_t now = time(nullptr);
-  bool sane_time = now >= kMinSaneEpoch;
-  bool sync_ready = sync_status == SNTP_SYNC_STATUS_COMPLETED || sync_status == SNTP_SYNC_STATUS_IN_PROGRESS;
-  _have_time_sync = sane_time && (sync_ready || prev_have_time_sync);
-  if (prev_have_time_sync != _have_time_sync) {
-    TIME_LOG("sntp %s epoch=%lu status=%ld", _have_time_sync ? "ready" : "waiting",
-             static_cast<unsigned long>(now), static_cast<long>(sync_status));
-  }
-}
-
 void MQTTUplink::ensureBroker(BrokerState& broker, bool allow_new_connect) {
   if (broker.spec == nullptr) {
     return;
@@ -787,7 +608,7 @@ void MQTTUplink::ensureBroker(BrokerState& broker, bool allow_new_connect) {
     return;
   }
 
-  if (!_have_time_sync || WiFi.status() != WL_CONNECTED) {
+  if (_network == nullptr || !_network->hasTimeSync() || !_network->isWifiConnected()) {
     return;
   }
 
@@ -899,24 +720,15 @@ void MQTTUplink::begin(FILESYSTEM* fs) {
   refreshIdentityStrings();
   _running = true;
   _last_status_publish = millis();
-  MQTT_LOG("begin iata=%s enabled_mask=0x%02X wifi_ssid=%s", _prefs.iata, _prefs.enabled_mask, _prefs.wifi_ssid);
+  MQTT_LOG("begin iata=%s enabled_mask=0x%02X", _prefs.iata, _prefs.enabled_mask);
 }
 
 void MQTTUplink::end() {
   MQTT_LOG("end");
   publishStatus(false);
-  stopWebServer();
   for (BrokerState& broker : _brokers) {
     destroyBroker(broker);
   }
-  if (_wifi_started) {
-    WiFi.disconnect(true, true);
-    WiFi.mode(WIFI_OFF);
-  }
-  _wifi_started = false;
-  _sntp_started = false;
-  _have_time_sync = false;
-  _last_wifi_attempt = 0;
   _running = false;
 }
 
@@ -926,13 +738,6 @@ void MQTTUplink::loop(const MQTTStatusSnapshot& snapshot) {
   }
 
   _last_status = snapshot;
-  ensureWifi();
-  updateTimeSync();
-  ensureWebServer();
-  if (_web_panel.isRunning() && _web_panel.shouldAutoLock(millis())) {
-    WEB_LOG("idle lock");
-    _web_panel.lockSession();
-  }
 
   BrokerState* active_connecting_broker = nullptr;
   for (BrokerState& broker : _brokers) {
@@ -958,7 +763,7 @@ void MQTTUplink::loop(const MQTTStatusSnapshot& snapshot) {
     }
   }
 
-  if (_prefs.status_enabled && hasEnabledBroker() && _have_time_sync &&
+  if (_prefs.status_enabled && hasEnabledBroker() && _network != nullptr && _network->hasTimeSync() &&
       millis() - _last_status_publish >= _prefs.status_interval_ms) {
     publishStatus(true);
     _last_status_publish = millis();
@@ -966,7 +771,8 @@ void MQTTUplink::loop(const MQTTStatusSnapshot& snapshot) {
 }
 
 void MQTTUplink::publishPacket(const mesh::Packet& packet, bool is_tx, int rssi, float snr, int score, int duration) {
-  if (!_running || !_have_time_sync || !hasEnabledBroker() || !_prefs.packets_enabled) {
+  if (!_running || _network == nullptr || !_network->hasTimeSync() || !_network->isWifiConnected() || !hasEnabledBroker() ||
+      !_prefs.packets_enabled) {
     return;
   }
   if (is_tx && !_prefs.tx_enabled) {
@@ -1035,7 +841,7 @@ void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const {
     if (broker->connected) {
       return "up";
     }
-    if (WiFi.status() != WL_CONNECTED || !_have_time_sync) {
+    if (_network == nullptr || !_network->isWifiConnected() || !_network->hasTimeSync()) {
       return "wait";
     }
     if (broker->client != nullptr) {
@@ -1048,36 +854,13 @@ void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const {
   };
 
   snprintf(reply, reply_size, "> wifi:%s ntp:%s iata:%s eastmesh-au:%s letsmesh-eu:%s letsmesh-us:%s status:%s tx:%s",
-           getWifiStateLabel(_prefs, _wifi_started), _have_time_sync ? "up" : "wait", _prefs.iata,
+           (_network != nullptr && _network->isWifiConnected()) ? "up" : "down",
+           (_network != nullptr && _network->hasTimeSync()) ? "up" : "wait",
+           _prefs.iata,
            broker_state(kEastmeshBit), broker_state(kLetsmeshEuBit), broker_state(kLetsmeshUsBit),
            _prefs.status_enabled ? "on" : "off", _prefs.tx_enabled ? "on" : "off");
 }
 
-void MQTTUplink::formatWebStatusReply(char* reply, size_t reply_size) const {
-#if WITH_WEB_PANEL
-  if (_web_runner == nullptr) {
-    snprintf(reply, reply_size, "> web:off");
-    return;
-  }
-
-  if (_prefs.web_enabled == 0) {
-    snprintf(reply, reply_size, "> web:off");
-    return;
-  }
-
-  if (!_web_panel.isRunning() || !_wifi_started || WiFi.status() != WL_CONNECTED) {
-    snprintf(reply, reply_size, "> web:down");
-    return;
-  }
-
-  snprintf(reply, reply_size, "> web:up url:https://%s/ auth:%s", WiFi.localIP().toString().c_str(),
-           _web_panel.hasSessionToken() ? "unlocked" : "locked");
-#else
-  (void)reply_size;
-  snprintf(reply, reply_size, "> web:unsupported");
-#endif
-}
-
 bool MQTTUplink::setEndpointEnabled(uint8_t bit, bool enabled) {
   uint8_t next_mask = _prefs.enabled_mask & 0x07;
   if (enabled) {
@@ -1117,20 +900,6 @@ bool MQTTUplink::setTxEnabled(bool enabled) {
   return savePrefs();
 }
 
-bool MQTTUplink::setWebEnabled(bool enabled) {
-#if WITH_WEB_PANEL
-  _prefs.web_enabled = enabled ? 1 : 0;
-  bool ok = savePrefs();
-  if (_prefs.web_enabled != 0) {
-    ensureWebServer();
-  }
-  return ok;
-#else
-  (void)enabled;
-  return false;
-#endif
-}
-
 bool MQTTUplink::setIata(const char* iata) {
   if (iata == nullptr || *iata == 0) {
     return false;
@@ -1147,54 +916,6 @@ bool MQTTUplink::setIata(const char* iata) {
   return savePrefs();
 }
 
-bool MQTTUplink::setWifiPowerSave(const char* mode) {
-  if (mode == nullptr) {
-    return false;
-  }
-
-  uint8_t next_mode;
-  if (strcmp(mode, "none") == 0) {
-    next_mode = 0;
-  } else if (strcmp(mode, "min") == 0) {
-    next_mode = 1;
-  } else if (strcmp(mode, "max") == 0) {
-    next_mode = 2;
-  } else {
-    return false;
-  }
-
-  _prefs.wifi_powersave = next_mode;
-  bool ok = savePrefs();
-  if (_wifi_started) {
-    ok = WiFi.setSleep(toEspPowerSave(_prefs.wifi_powersave)) && ok;
-  }
-  return ok;
-}
-
-const char* MQTTUplink::getWifiPowerSave() const {
-  return getPowerSaveLabel(_prefs.wifi_powersave);
-}
-
-bool MQTTUplink::setWifiSSID(const char* ssid) {
-  if (ssid == nullptr) {
-    return false;
-  }
-  StrHelper::strncpy(_prefs.wifi_ssid, ssid, sizeof(_prefs.wifi_ssid));
-  bool ok = savePrefs();
-  reconnectWifi();
-  return ok;
-}
-
-bool MQTTUplink::setWifiPassword(const char* pwd) {
-  if (pwd == nullptr) {
-    return false;
-  }
-  StrHelper::strncpy(_prefs.wifi_pwd, pwd, sizeof(_prefs.wifi_pwd));
-  bool ok = savePrefs();
-  reconnectWifi();
-  return ok;
-}
-
 bool MQTTUplink::setOwnerPublicKey(const char* owner_public_key) {
   if (owner_public_key == nullptr) {
     return false;
@@ -1227,66 +948,21 @@ bool MQTTUplink::setOwnerEmail(const char* owner_email) {
   return savePrefs();
 }
 
-void MQTTUplink::formatWifiStatusReply(char* reply, size_t reply_size) const {
-  const char* status = "disconnected";
-  const char* state = "disconnected";
-  wl_status_t wifi_status = WiFi.status();
-  if (_prefs.wifi_ssid[0] == 0) {
-    status = "unconfigured";
-    state = "unconfigured";
-  } else if (wifi_status == WL_CONNECTED) {
-    status = "connected";
-    state = "connected";
-  } else if (_wifi_started) {
-    status = "connecting";
-  }
-
-  switch (wifi_status) {
-    case WL_IDLE_STATUS:
-      state = "idle";
-      break;
-    case WL_NO_SSID_AVAIL:
-      state = "no_ssid";
-      break;
-    case WL_SCAN_COMPLETED:
-      state = "scan_completed";
-      break;
-    case WL_CONNECTED:
-      state = "connected";
-      break;
-    case WL_CONNECT_FAILED:
-      state = "connect_failed";
-      break;
-    case WL_CONNECTION_LOST:
-      state = "connection_lost";
-      break;
-    case WL_DISCONNECTED:
-      state = "disconnected";
-      break;
-    default:
-      state = "unknown";
-      break;
-  }
-
-  if (wifi_status == WL_CONNECTED) {
-    const int rssi_dbm = WiFi.RSSI();
-    snprintf(reply, reply_size,
-             "> ssid:%s status:%s code:%d state:%s ip:%s rssi:%d quality:%d%% signal:%s",
-             _prefs.wifi_ssid, status, static_cast<int>(wifi_status), state, WiFi.localIP().toString().c_str(),
-             rssi_dbm, getWifiQualityPercent(rssi_dbm), getWifiQualityLabel(rssi_dbm));
-  } else {
-    snprintf(reply, reply_size, "> ssid:%s status:%s code:%d state:%s", _prefs.wifi_ssid[0] ? _prefs.wifi_ssid : "-",
-             status, static_cast<int>(wifi_status), state);
+bool MQTTUplink::isAnyBrokerConnected() const {
+  for (const BrokerState& broker : _brokers) {
+    if (broker.spec != nullptr && broker.connected) {
+      return true;
+    }
   }
+  return false;
 }
 
 #else
 
 MQTTUplink::MQTTUplink(mesh::RTCClock&, mesh::LocalIdentity&)
-    : _fs(nullptr), _rtc(nullptr), _identity(nullptr), _running(false), _wifi_started(false), _sntp_started(false),
-      _have_time_sync(false), _last_wifi_attempt(0), _last_status_publish(0), _last_status{},
-      _node_name(nullptr),
-      _web_runner(nullptr) {
+    : _fs(nullptr), _rtc(nullptr), _identity(nullptr), _running(false), _last_status_publish(0), _last_status{},
+      _node_name(nullptr), _network(nullptr) {
+  MQTTPrefsStore::setDefaults(_prefs);
 }
 
 bool MQTTUplink::savePrefs() { return false; }
@@ -1295,25 +971,18 @@ void MQTTUplink::end() {}
 void MQTTUplink::loop(const MQTTStatusSnapshot&) {}
 void MQTTUplink::publishPacket(const mesh::Packet&, bool, int, float, int, int) {}
 void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const { snprintf(reply, reply_size, "> unsupported"); }
-void MQTTUplink::formatWebStatusReply(char* reply, size_t reply_size) const { snprintf(reply, reply_size, "> unsupported"); }
 bool MQTTUplink::setEndpointEnabled(uint8_t, bool) { return false; }
 bool MQTTUplink::isEndpointEnabled(uint8_t) const { return false; }
 bool MQTTUplink::setPacketsEnabled(bool) { return false; }
 bool MQTTUplink::setRawEnabled(bool) { return false; }
 bool MQTTUplink::setStatusEnabled(bool) { return false; }
 bool MQTTUplink::setTxEnabled(bool) { return false; }
-bool MQTTUplink::setWebEnabled(bool) { return false; }
 bool MQTTUplink::setIata(const char*) { return false; }
-bool MQTTUplink::setWifiPowerSave(const char*) { return false; }
-const char* MQTTUplink::getWifiPowerSave() const { return "unsupported"; }
 bool MQTTUplink::isActive() const { return false; }
-bool MQTTUplink::setWifiSSID(const char*) { return false; }
-bool MQTTUplink::setWifiPassword(const char*) { return false; }
 bool MQTTUplink::setOwnerPublicKey(const char*) { return false; }
 bool MQTTUplink::setOwnerEmail(const char*) { return false; }
-void MQTTUplink::formatWifiStatusReply(char* reply, size_t reply_size) const { snprintf(reply, reply_size, "> unsupported"); }
-void MQTTUplink::reconnectWifi() {}
 bool MQTTUplink::sendStatusNow() { return false; }
+bool MQTTUplink::isAnyBrokerConnected() const { return false; }
 
 #endif
 

+ 4 - 31
src/helpers/mqtt/MQTTUplink.h

@@ -3,23 +3,16 @@
 #ifdef WITH_MQTT_UPLINK
 
 #include <Mesh.h>
-#include <helpers/CommonCLI.h>
-#include <helpers/web/WebPanelServer.h>
+#include <helpers/NetworkStateProvider.h>
 #include <target.h>
 
 #include "JWTHelper.h"
 #include "MQTTPrefs.h"
 
 #if defined(ESP_PLATFORM)
-#include <WiFi.h>
-#if !defined(WITH_WEB_PANEL)
-  #define WITH_WEB_PANEL 1
-#endif
 #include <mqtt_client.h>
 #endif
 
-using MQTTWebCommandRunner = WebPanelCommandRunner;
-
 struct MQTTStatusSnapshot {
   int battery_mv;
   uint32_t uptime_secs;
@@ -49,7 +42,6 @@ public:
   bool isActive() const;
 
   void formatStatusReply(char* reply, size_t reply_size) const;
-  void formatWebStatusReply(char* reply, size_t reply_size) const;
 
   bool setEndpointEnabled(uint8_t bit, bool enabled);
   bool isEndpointEnabled(uint8_t bit) const;
@@ -61,24 +53,16 @@ public:
   bool isStatusEnabled() const { return _prefs.status_enabled != 0; }
   bool setTxEnabled(bool enabled);
   bool isTxEnabled() const { return _prefs.tx_enabled != 0; }
-  bool setWebEnabled(bool enabled);
-  bool isWebEnabled() const { return _prefs.web_enabled != 0; }
   bool setIata(const char* iata);
   const char* getIata() const { return _prefs.iata; }
   void setNodeNameSource(const char* node_name) { _node_name = node_name; }
-  void setWebCommandRunner(MQTTWebCommandRunner* runner);
-  bool setWifiSSID(const char* ssid);
-  bool setWifiPassword(const char* pwd);
-  const char* getWifiSSID() const { return _prefs.wifi_ssid; }
-  bool setWifiPowerSave(const char* mode);
-  const char* getWifiPowerSave() const;
   bool setOwnerPublicKey(const char* owner_public_key);
   const char* getOwnerPublicKey() const { return _prefs.owner_public_key; }
   bool setOwnerEmail(const char* owner_email);
   const char* getOwnerEmail() const { return _prefs.owner_email; }
-  void formatWifiStatusReply(char* reply, size_t reply_size) const;
-  void reconnectWifi();
   bool sendStatusNow();
+  bool isAnyBrokerConnected() const;
+  void setNetworkStateProvider(NetworkStateProvider* network) { _network = network; }
 
 private:
 #if defined(ESP_PLATFORM)
@@ -114,16 +98,11 @@ private:
   mesh::LocalIdentity* _identity;
   MQTTPrefs _prefs;
   bool _running;
-  bool _wifi_started;
-  bool _sntp_started;
-  bool _have_time_sync;
-  unsigned long _last_wifi_attempt;
   unsigned long _last_status_publish;
   MQTTStatusSnapshot _last_status;
   char _device_id[65];
   const char* _node_name;
-  MQTTWebCommandRunner* _web_runner;
-  WebPanelServer _web_panel;
+  NetworkStateProvider* _network;
 
 #if defined(ESP_PLATFORM)
   static constexpr uint8_t kEastmeshBit = 0x01;
@@ -135,10 +114,6 @@ private:
   BrokerState _brokers[3];
 
   static void handleMqttEvent(void* handler_args, esp_event_base_t base, int32_t event_id, void* event_data);
-  void ensureWebServer();
-  void stopWebServer();
-  void ensureWifi();
-  void updateTimeSync();
   bool hasEnabledBroker() const;
   static uint8_t normalizeEnabledMask(uint8_t mask);
   void formatTopic(char* dst, size_t dst_size, const char* leaf) const;
@@ -155,8 +130,6 @@ private:
   int buildPacketJson(char* buffer, size_t buffer_size, const mesh::Packet& packet, bool is_tx, int rssi, float snr,
                       int score, int duration) const;
   int buildRawJson(char* buffer, size_t buffer_size, const mesh::Packet& packet, bool is_tx, int rssi, float snr) const;
-  static wifi_ps_type_t toEspPowerSave(uint8_t mode);
-  static const char* getPowerSaveLabel(uint8_t mode);
   static void escapeJsonString(const char* input, char* output, size_t output_size);
   static void makeSafeToken(const char* input, char* output, size_t output_size);
   static void bytesToHexUpper(const uint8_t* src, size_t len, char* dst, size_t dst_size);

La diferencia del archivo ha sido suprimido porque es demasiado grande
+ 728 - 55
src/helpers/web/WebPanelServer.cpp


+ 15 - 0
src/helpers/web/WebPanelServer.h

@@ -17,6 +17,20 @@ public:
   virtual ~WebPanelCommandRunner() = default;
   virtual void runWebCommand(const char* command, char* reply, size_t reply_size) = 0;
   virtual const char* getWebAdminPassword() const = 0;
+  virtual bool isWebStatsEnabled() const { return false; }
+  virtual bool formatWebStatsSummaryJson(char* reply, size_t reply_size) {
+    if (reply != nullptr && reply_size > 0) {
+      reply[0] = 0;
+    }
+    return false;
+  }
+  virtual bool formatWebStatsSeriesJson(const char* series, char* reply, size_t reply_size) {
+    (void)series;
+    if (reply != nullptr && reply_size > 0) {
+      reply[0] = 0;
+    }
+    return false;
+  }
 };
 
 class WebPanelServer {
@@ -45,6 +59,7 @@ private:
 
   static esp_err_t handleIndex(httpd_req_t* req);
   static esp_err_t handleApp(httpd_req_t* req);
+  static esp_err_t handleStatsPage(httpd_req_t* req);
   static esp_err_t handleLogin(httpd_req_t* req);
   static esp_err_t handleCommand(httpd_req_t* req);
   static esp_err_t handleStats(httpd_req_t* req);

+ 68 - 0
src/helpers/web/WebPrefs.cpp

@@ -0,0 +1,68 @@
+#include "WebPrefs.h"
+
+#include <string.h>
+
+void WebPrefsStore::setDefaults(WebPrefs& prefs) {
+  memset(&prefs, 0, sizeof(prefs));
+  prefs.magic = kMagic;
+  prefs.web_enabled = 1;
+  prefs.web_stats_enabled = 1;
+}
+
+bool WebPrefsStore::load(FILESYSTEM* fs, WebPrefs& prefs) {
+  setDefaults(prefs);
+  if (fs == nullptr) {
+    return false;
+  }
+
+  if (!fs->exists(kFilename)) {
+    save(fs, prefs);
+    return false;
+  }
+
+#if defined(RP2040_PLATFORM)
+  File file = fs->open(kFilename, "r");
+#else
+  File file = fs->open(kFilename);
+#endif
+  if (!file) {
+    return false;
+  }
+
+  WebPrefs persisted{};
+  size_t bytes_to_read = min(static_cast<size_t>(file.size()), sizeof(persisted));
+  bool ok = bytes_to_read >= sizeof(persisted.magic) &&
+            file.read(reinterpret_cast<uint8_t*>(&persisted), bytes_to_read) == bytes_to_read;
+  file.close();
+
+  if (!ok || persisted.magic != kMagic) {
+    fs->remove(kFilename);
+    save(fs, prefs);
+    return false;
+  }
+
+  prefs = persisted;
+  prefs.web_enabled = prefs.web_enabled ? 1 : 0;
+  prefs.web_stats_enabled = prefs.web_stats_enabled ? 1 : 0;
+  return true;
+}
+
+bool WebPrefsStore::save(FILESYSTEM* fs, const WebPrefs& prefs) {
+  if (fs == nullptr) {
+    return false;
+  }
+  if (fs->exists(kFilename) && !fs->remove(kFilename)) {
+    return false;
+  }
+#if defined(RP2040_PLATFORM)
+  File file = fs->open(kFilename, "w");
+#else
+  File file = fs->open(kFilename, "w", true);
+#endif
+  if (!file) {
+    return false;
+  }
+  bool ok = file.write(reinterpret_cast<const uint8_t*>(&prefs), sizeof(prefs)) == sizeof(prefs);
+  file.close();
+  return ok;
+}

+ 22 - 0
src/helpers/web/WebPrefs.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <helpers/IdentityStore.h>
+#include <stdint.h>
+
+struct WebPrefs {
+  uint32_t magic;
+  uint8_t web_enabled;
+  uint8_t web_stats_enabled;
+  uint8_t reserved[2];
+};
+
+class WebPrefsStore {
+public:
+  static void setDefaults(WebPrefs& prefs);
+  static bool load(FILESYSTEM* fs, WebPrefs& prefs);
+  static bool save(FILESYSTEM* fs, const WebPrefs& prefs);
+
+private:
+  static constexpr uint32_t kMagic = 0x57454250;
+  static constexpr const char* kFilename = "/web_prefs";
+};

+ 85 - 0
src/helpers/web/WebService.cpp

@@ -0,0 +1,85 @@
+#include "WebService.h"
+
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  #include <WiFi.h>
+#endif
+
+WebService::WebService() : _fs(nullptr), _prefs{}, _runner(nullptr), _network(nullptr) {
+  WebPrefsStore::setDefaults(_prefs);
+}
+
+void WebService::begin(FILESYSTEM* fs) {
+  _fs = fs;
+  WebPrefsStore::load(_fs, _prefs);
+}
+
+void WebService::end() {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  _panel.stop();
+#endif
+}
+
+void WebService::loop() {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  ensureWebServer();
+  if (_panel.isRunning() && _panel.shouldAutoLock(millis())) {
+    _panel.lockSession();
+  }
+#endif
+}
+
+void WebService::setCommandRunner(WebPanelCommandRunner* runner) {
+  _runner = runner;
+  _panel.setCommandRunner(runner);
+}
+
+bool WebService::savePrefs() {
+  return WebPrefsStore::save(_fs, _prefs);
+}
+
+bool WebService::setWebEnabled(bool enabled) {
+  _prefs.web_enabled = enabled ? 1 : 0;
+  bool ok = savePrefs();
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  if (_prefs.web_enabled != 0) {
+    ensureWebServer();
+  } else {
+    _panel.stop();
+  }
+#endif
+  return ok;
+}
+
+bool WebService::setWebStatsEnabled(bool enabled) {
+  _prefs.web_stats_enabled = enabled ? 1 : 0;
+  return savePrefs();
+}
+
+void WebService::formatWebStatusReply(char* reply, size_t reply_size) const {
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  if (_runner == nullptr || _prefs.web_enabled == 0) {
+    snprintf(reply, reply_size, "> web:off");
+    return;
+  }
+
+  if (!_panel.isRunning() || _network == nullptr || !_network->isWifiConnected()) {
+    snprintf(reply, reply_size, "> web:down");
+    return;
+  }
+
+  snprintf(reply, reply_size, "> web:up url:https://%s/ auth:%s", WiFi.localIP().toString().c_str(),
+           _panel.hasSessionToken() ? "unlocked" : "locked");
+#else
+  snprintf(reply, reply_size, "> web:unsupported");
+#endif
+}
+
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+void WebService::ensureWebServer() {
+  if (_runner == nullptr || _prefs.web_enabled == 0 || _network == nullptr || !_network->isWifiConnected()) {
+    _panel.stop();
+    return;
+  }
+  _panel.start();
+}
+#endif

+ 41 - 0
src/helpers/web/WebService.h

@@ -0,0 +1,41 @@
+#pragma once
+
+#include <Arduino.h>
+#include <helpers/IdentityStore.h>
+#include <helpers/NetworkStateProvider.h>
+
+#include "WebPanelServer.h"
+#include "WebPrefs.h"
+
+class WebService {
+public:
+  WebService();
+
+  void begin(FILESYSTEM* fs);
+  void end();
+  void loop();
+
+  void setCommandRunner(WebPanelCommandRunner* runner);
+  void setNetworkStateProvider(NetworkStateProvider* network) { _network = network; }
+
+  bool setWebEnabled(bool enabled);
+  bool isWebEnabled() const { return _prefs.web_enabled != 0; }
+  bool setWebStatsEnabled(bool enabled);
+  bool isWebStatsEnabled() const { return _prefs.web_stats_enabled != 0; }
+
+  void formatWebStatusReply(char* reply, size_t reply_size) const;
+  bool isPanelRunning() const { return _panel.isRunning(); }
+  bool isPanelUnlocked() const { return _panel.hasSessionToken(); }
+
+private:
+#if defined(ESP_PLATFORM) && WITH_WEB_PANEL
+  void ensureWebServer();
+#endif
+  bool savePrefs();
+
+  FILESYSTEM* _fs;
+  WebPrefs _prefs;
+  WebPanelCommandRunner* _runner;
+  NetworkStateProvider* _network;
+  WebPanelServer _panel;
+};

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