implement dashboard on wake

sketches/doorbell-touch-esp32-32e/Dashboard.cpp

@@ -16,12 +16,12 @@
 
 // Tile color themes
 static const uint16_t tileBG[] = {
-  COL_RED,       // LAST_ALERT — red
+  COL_RED,       // LAST_ALERT
-  COL_ORANGE,    // STATS — orange
+  COL_ORANGE,    // STATS
-  COL_CYAN,      // NETWORK — cyan
+  COL_CYAN,      // NETWORK
-  COL_PURPLE,    // MUTE — purple
+  COL_PURPLE,    // MUTE
-  COL_DARK_TILE, // HISTORY — dark
+  COL_DARK_TILE, // HISTORY
-  COL_DARK_TILE  // SYSTEM — dark
+  COL_DARK_TILE  // SYSTEM
 };
 
 static const uint16_t tileFG[] = {
@@ -31,7 +31,6 @@ static const uint16_t tileFG[] = {
 Dashboard::Dashboard(TFT_eSPI& tft)
   : _tft(tft), _sprite(&tft)
 {
-  // Initialize tile metadata
   _tiles[TILE_LAST_ALERT] = { "!",  "LAST ALERT", "none",       "", 0, 0, true };
   _tiles[TILE_STATS]      = { "#",  "TODAY",      "0 alerts",   "", 0, 0, true };
   _tiles[TILE_NETWORK]    = { "~",  "NETWORK",    "---",        "", 0, 0, true };
@@ -46,10 +45,16 @@ Dashboard::Dashboard(TFT_eSPI& tft)
 }
 
 void Dashboard::begin() {
-  // Create sprite sized to one tile (reused for each)
   _sprite.createSprite(TILE_W, TILE_H);
   _sprite.setTextDatum(MC_DATUM);
+}
+
+void Dashboard::drawAll() {
   _tft.fillScreen(COL_BG);
+  drawTopBar("--:--", 0, false);
+  for (int i = 0; i < TILE_COUNT; i++) {
+    drawTile((TileID)i);
+  }
 }
 
 void Dashboard::tilePosition(TileID id, int& x, int& y) {
@@ -64,10 +69,7 @@ void Dashboard::drawTile(TileID id) {
   int tx, ty;
   tilePosition(id, tx, ty);
 
-  // Draw into sprite (off-screen)
   _sprite.fillSprite(t.bgColor);
-
-  // Rounded corner effect — draw border pixels
   _sprite.drawRoundRect(0, 0, TILE_W, TILE_H, 8, COL_GRAY);
 
   // Icon — large character at top
@@ -77,27 +79,25 @@ void Dashboard::drawTile(TileID id) {
   _sprite.setTextDatum(TC_DATUM);
   _sprite.drawString(t.icon, TILE_W / 2, 8);
 
-  // Label — below icon
+  // Label
   _sprite.setTextSize(1);
   _sprite.setTextFont(2);
   _sprite.setTextDatum(MC_DATUM);
   _sprite.drawString(t.label, TILE_W / 2, TILE_H / 2 + 5);
 
-  // Value — bottom area
+  // Value
   _sprite.setTextFont(2);
   _sprite.setTextDatum(BC_DATUM);
   _sprite.drawString(t.value, TILE_W / 2, TILE_H - 25);
 
-  // Sub text — very bottom
+  // Sub text
   if (strlen(t.sub) > 0) {
     _sprite.setTextFont(1);
     _sprite.setTextDatum(BC_DATUM);
     _sprite.drawString(t.sub, TILE_W / 2, TILE_H - 8);
   }
 
-  // Push sprite to screen in one operation — no flicker
   _sprite.pushSprite(tx, ty);
-
   t.dirty = false;
 }
 
@@ -108,15 +108,13 @@ void Dashboard::drawTopBar(const char* time, int rssi, bool wifiOk) {
   _tft.setTextFont(4);
   _tft.setTextSize(1);
 
-  // Title — left
   _tft.setTextDatum(ML_DATUM);
   _tft.drawString("KLUBHAUS ALERT", DASH_MARGIN, DASH_TOP_BAR / 2);
 
-  // Time — right
   _tft.setTextDatum(MR_DATUM);
   _tft.drawString(time, 470, DASH_TOP_BAR / 2);
 
-  // WiFi indicator — signal bars
+  // WiFi signal bars
   int bars = 0;
   if (wifiOk) {
     if (rssi > -50) bars = 4;
@@ -125,26 +123,28 @@ void Dashboard::drawTopBar(const char* time, int rssi, bool wifiOk) {
     else bars = 1;
   }
 
-  int barX = 370;
+  int barX = 370, barW = 6, barGap = 3;
-  int barW = 6;
-  int barGap = 3;
   for (int i = 0; i < 4; i++) {
     int barH = 6 + i * 5;
     int barY = DASH_TOP_BAR - 8 - barH;
     uint16_t col = (i < bars) ? COL_GREEN : COL_GRAY;
     _tft.fillRect(barX + i * (barW + barGap), barY, barW, barH, col);
   }
-}
 
-void Dashboard::drawAll() {
+  // Cache values
-  drawTopBar("--:--", 0, false);
+  strncpy(_barTime, time, sizeof(_barTime) - 1);
-  for (int i = 0; i < TILE_COUNT; i++) {
+  _barRSSI  = rssi;
-    drawTile((TileID)i);
+  _barWifiOk = wifiOk;
-  }
 }
 
 void Dashboard::updateTile(TileID id, const char* value, const char* sub) {
   TileData& t = _tiles[id];
+
+  // Dirty check — skip redraw if nothing changed
+  bool changed = (strcmp(t.value, value) != 0);
+  if (sub && strcmp(t.sub, sub) != 0) changed = true;
+  if (!changed && !t.dirty) return;
+
   strncpy(t.value, value, 31);
   t.value[31] = '\0';
   if (sub) {
@@ -152,7 +152,7 @@ void Dashboard::updateTile(TileID id, const char* value, const char* sub) {
     t.sub[31] = '\0';
   }
   t.dirty = true;
-  drawTile(id);  // immediate redraw of just this tile
+  drawTile(id);
 }
 
 int Dashboard::handleTouch(int x, int y) {
@@ -167,3 +167,64 @@ int Dashboard::handleTouch(int x, int y) {
   return -1;
 }
 
+// =====================================================================
+// Refresh all tiles from ScreenState — only redraws changed tiles
+// =====================================================================
+void Dashboard::refreshFromState(const ScreenState& state) {
+  // Top bar — only redraw if changed
+  bool barChanged = (strcmp(_barTime, state.timeString) != 0) ||
+                    (_barRSSI != state.wifiRSSI) ||
+                    (_barWifiOk != state.wifiConnected);
+  if (barChanged) {
+    drawTopBar(state.timeString, state.wifiRSSI, state.wifiConnected);
+  }
+
+  // LAST ALERT tile
+  if (state.alertHistoryCount > 0) {
+    updateTile(TILE_LAST_ALERT,
+      state.alertHistory[0].message,
+      state.alertHistory[0].timestamp);
+  } else {
+    updateTile(TILE_LAST_ALERT, "none", "");
+  }
+
+  // STATS tile
+  char statsBuf[32];
+  snprintf(statsBuf, sizeof(statsBuf), "%d alert%s",
+    state.alertHistoryCount,
+    state.alertHistoryCount == 1 ? "" : "s");
+  updateTile(TILE_STATS, statsBuf, "this session");
+
+  // NETWORK tile
+  if (state.wifiConnected) {
+    char rssiBuf[16];
+    snprintf(rssiBuf, sizeof(rssiBuf), "%d dBm", state.wifiRSSI);
+    updateTile(TILE_NETWORK, rssiBuf, state.wifiSSID);
+  } else {
+    updateTile(TILE_NETWORK, "DOWN", "reconnecting...");
+  }
+
+  // MUTE tile (placeholder)
+  updateTile(TILE_MUTE, "OFF", "tap to mute");
+
+  // HISTORY tile — show 2nd and 3rd alerts
+  if (state.alertHistoryCount > 1) {
+    char histBuf[48];
+    snprintf(histBuf, sizeof(histBuf), "%s %.20s",
+      state.alertHistory[1].timestamp,
+      state.alertHistory[1].message);
+    const char* sub = (state.alertHistoryCount > 2)
+      ? state.alertHistory[2].message : "";
+    updateTile(TILE_HISTORY, histBuf, sub);
+  } else {
+    updateTile(TILE_HISTORY, "no history", "");
+  }
+
+  // SYSTEM tile
+  char heapBuf[16];
+  snprintf(heapBuf, sizeof(heapBuf), "%lu KB", state.freeHeapKB);
+  char uptimeBuf[20];
+  snprintf(uptimeBuf, sizeof(uptimeBuf), "up %lum", state.uptimeMinutes);
+  updateTile(TILE_SYSTEM, heapBuf, uptimeBuf);
+}
+

sketches/doorbell-touch-esp32-32e/Dashboard.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <TFT_eSPI.h>
+#include "ScreenData.h"
 
 // Grid layout constants
 #define DASH_COLS      3
@@ -23,30 +24,38 @@ enum TileID : uint8_t {
 };
 
 struct TileData {
-  const char* icon;       // emoji/symbol character
+  const char* icon;
-  const char* label;      // tile name
+  const char* label;
-  char        value[32];  // dynamic value text
+  char        value[32];
-  char        sub[32];    // secondary line
+  char        sub[32];
   uint16_t    bgColor;
   uint16_t    fgColor;
-  bool        dirty;      // needs redraw
+  bool        dirty;
 };
 
 class Dashboard {
 public:
   Dashboard(TFT_eSPI& tft);
 
-  void begin();
+  void begin();                       // create sprite (call once)
-  void drawAll();
+  void drawAll();                     // fill screen + draw all tiles
   void drawTopBar(const char* time, int rssi, bool wifiOk);
   void updateTile(TileID id, const char* value, const char* sub = nullptr);
   int  handleTouch(int x, int y);     // returns TileID or -1
 
+  // Populate tiles from ScreenState — only redraws changed tiles
+  void refreshFromState(const ScreenState& state);
+
 private:
   TFT_eSPI&    _tft;
   TFT_eSprite  _sprite;
   TileData     _tiles[TILE_COUNT];
 
+  // Cached top bar values for dirty check
+  char     _barTime[12]  = "";
+  int      _barRSSI      = 0;
+  bool     _barWifiOk    = false;
+
   void drawTile(TileID id);
   void tilePosition(TileID id, int& x, int& y);
 };

sketches/doorbell-touch-esp32-32e/DisplayManager.cpp

@@ -1,12 +1,17 @@
 #include "DisplayManager.h"
 #include "Config.h"
 
+DisplayManager::DisplayManager()
+  : _dash(_tft)
+{
+}
+
 void DisplayManager::begin() {
   pinMode(PIN_LCD_BL, OUTPUT);
   setBacklight(true);
 
   _tft.init();
-  _tft.setRotation(1);
+  _tft.setRotation(1);  // landscape: 480x320
   _tft.fillScreen(COL_BLACK);
 }
 
@@ -25,6 +30,11 @@ TouchEvent DisplayManager::readTouch() {
   return evt;
 }
 
+int DisplayManager::dashboardTouch(uint16_t x, uint16_t y) {
+  if (_lastScreen != ScreenID::DASHBOARD) return -1;
+  return _dash.handleTouch(x, y);
+}
+
 void DisplayManager::render(const ScreenState& state) {
   // Detect screen change → force full redraw
   if (state.screen != _lastScreen) {
@@ -46,7 +56,6 @@ void DisplayManager::render(const ScreenState& state) {
       if (_needsFullRedraw) drawWifiFailed();
       break;
     case ScreenID::ALERT:
-      // Alert redraws every blink cycle
       if (_needsFullRedraw || state.blinkPhase != _lastBlink) {
         drawAlertScreen(state);
         _lastBlink = state.blinkPhase;
@@ -55,6 +64,9 @@ void DisplayManager::render(const ScreenState& state) {
     case ScreenID::STATUS:
       if (_needsFullRedraw) drawStatusScreen(state);
       break;
+    case ScreenID::DASHBOARD:
+      drawDashboard(state);
+      break;
     case ScreenID::OFF:
       break;
   }
@@ -62,6 +74,23 @@ void DisplayManager::render(const ScreenState& state) {
   _needsFullRedraw = false;
 }
 
+// ----- Dashboard -----
+
+void DisplayManager::drawDashboard(const ScreenState& s) {
+  if (_needsFullRedraw) {
+    if (!_dashSpriteReady) {
+      _dash.begin();               // create sprite (once)
+      _dashSpriteReady = true;
+    }
+    _dash.drawAll();               // fill screen + draw all tiles
+    _dash.refreshFromState(s);     // update with real data
+    _lastDashRefresh = millis();
+  } else if (millis() - _lastDashRefresh > 2000) {
+    _lastDashRefresh = millis();
+    _dash.refreshFromState(s);     // only redraws changed tiles
+  }
+}
+
 // ----- Helpers -----
 
 void DisplayManager::drawCentered(const char* txt, int y, int sz, uint16_t col) {
@@ -127,7 +156,6 @@ void DisplayManager::drawAlertScreen(const ScreenState& s) {
   _tft.fillScreen(bg);
   drawHeaderBar(fg, "ALERT", s.timeString);
 
-  // Scale text to fit 480px wide screen
   int sz = 5;
   int len = strlen(s.alertMessage);
   if (len > 10) sz = 4;
@@ -135,7 +163,6 @@ void DisplayManager::drawAlertScreen(const ScreenState& s) {
   if (len > 30) sz = 2;
 
   if (len > 12) {
-    // Two-line split
     String msg(s.alertMessage);
     int mid = len / 2;
     int sp = msg.lastIndexOf(' ', mid);
@@ -188,8 +215,7 @@ void DisplayManager::drawStatusScreen(const ScreenState& s) {
     s.deviceState == DeviceState::SILENT ? COL_GREEN : COL_NEON_TEAL;
   drawInfoLine(x, y, stCol, buf); y += sp;
 
-// Recent alerts
+  if (s.alertHistoryCount > 0) {
-if (s.alertHistoryCount > 0) {
     drawInfoLine(x, y, COL_MINT, "Recent Alerts:"); y += sp;
     for (int i = 0; i < s.alertHistoryCount; i++) {
       uint16_t col = (i == 0) ? COL_YELLOW : COL_DARK_GRAY;
@@ -198,9 +224,9 @@ if (s.alertHistoryCount > 0) {
         s.alertHistory[i].message);
       drawInfoLine(x, y, col, buf); y += sp;
     }
-} else {
+  } else {
     drawInfoLine(x, y, COL_DARK_GRAY, "No alerts yet"); y += sp;
-}
+  }
 
   if (s.debugMode) {
     drawInfoLine(x, y, COL_YELLOW, "DEBUG MODE - _test topics");

sketches/doorbell-touch-esp32-32e/DisplayManager.h

@@ -1,19 +1,28 @@
 #pragma once
 #include <TFT_eSPI.h>
 #include "ScreenData.h"
+#include "Dashboard.h"
 
 class DisplayManager {
 public:
+  DisplayManager();
   void begin();
   void render(const ScreenState& state);
   void setBacklight(bool on);
   TouchEvent readTouch();
 
+  // Dashboard tile touch — returns TileID or -1
+  int dashboardTouch(uint16_t x, uint16_t y);
+
 private:
   TFT_eSPI  _tft;
+  Dashboard _dash;
+
   ScreenID      _lastScreen      = ScreenID::BOOT_SPLASH;
   bool          _needsFullRedraw = true;
   bool          _lastBlink       = false;
+  bool          _dashSpriteReady = false;
+  unsigned long _lastDashRefresh = 0;
 
   // Colors
   static constexpr uint16_t COL_NEON_TEAL   = 0x07D7;
@@ -33,6 +42,7 @@ private:
   void drawWifiFailed();
   void drawAlertScreen(const ScreenState& s);
   void drawStatusScreen(const ScreenState& s);
+  void drawDashboard(const ScreenState& s);
 
   // Helpers
   void drawCentered(const char* txt, int y, int sz, uint16_t col);

sketches/doorbell-touch-esp32-32e/DoorbellLogic.cpp

@@ -239,8 +239,8 @@ void DoorbellLogic::transitionTo(DeviceState newState) {
       break;
     case DeviceState::WAKE:
       _wakeStart = now;
-      _screen.screen = ScreenID::STATUS;
+      _screen.screen = ScreenID::DASHBOARD;
-      Serial.println("-> WAKE");
+      Serial.println("-> WAKE (dashboard)");
       break;
   }
 }

sketches/doorbell-touch-esp32-32e/ScreenData.h

@@ -18,6 +18,7 @@ enum class ScreenID : uint8_t {
   WIFI_FAILED,
   ALERT,
   STATUS,
+  DASHBOARD,   // <-- NEW
   OFF          // backlight off, nothing to draw
 };
 
@@ -58,7 +59,6 @@ struct ScreenState {
   // Alert history (newest first)
   AlertRecord alertHistory[ALERT_HISTORY_SIZE] = {};
   int         alertHistoryCount = 0;
-
 };
 
 // Touch event passed from display to logic