Add BH1750 lux sensor support

data

@@ -1 +1 @@
-Subproject commit 52e90dbdee7f53dcca5a9857dd411f98a569263a
+Subproject commit 59e2750cf3bc53958f9714d0daf8d26b9d1b441f

platformio.ini

@@ -79,6 +79,7 @@ build_flags =
 lib_deps = 
   ${btclock_base.lib_deps}
   robtillaart/PCA9685@^0.7.1
+  claws/BH1750@^1.3.0
 build_unflags = 
   ${btclock_base.build_unflags}
 

src/lib/config.cpp

@@ -10,6 +10,8 @@ Adafruit_MCP23X17 mcp2;
 
 #ifdef HAS_FRONTLIGHT
 PCA9685 flArray(PCA_I2C_ADDR);
+BH1750 bh1750;
+bool hasLuxSensor = false;
 #endif
 
 std::vector<std::string> screenNameMap(SCREEN_COUNT);
@@ -401,6 +403,15 @@ void setupHardware()
 
 #ifdef HAS_FRONTLIGHT
   setupFrontlight();
+
+   Wire.beginTransmission(0x5C);
+   byte error = Wire.endTransmission();
+
+   if (error == 0) {
+    Serial.println(F("Found BH1750"));
+    hasLuxSensor = true;
+    bh1750.begin(BH1750::CONTINUOUS_LOW_RES_MODE, 0x5C);
+   }
 #endif
 }
 
@@ -737,6 +748,10 @@ void setupFrontlight()
 
   frontlightFadeInAll(preferences.getUInt("flEffectDelay"), true);
 }
+
+float getLightLevel() {
+  return bh1750.readLightLevel();
+}
 #endif
 
 String getHwRev()
@@ -769,3 +784,8 @@ String getFsRev()
   fsHash.close();
   return ret;
 }
+
+bool hasLightLevel() {
+  return hasLuxSensor;
+}
+

src/lib/config.hpp

@@ -22,6 +22,7 @@
 #include "lib/webserver.hpp"
 #ifdef HAS_FRONTLIGHT
 #include "PCA9685.h"
+#include "BH1750.h"
 #endif
 
 #define NTP_SERVER "pool.ntp.org"
@@ -49,6 +50,8 @@ void finishSetup();
 void setupMcp();
 #ifdef HAS_FRONTLIGHT
 void setupFrontlight();
+float getLightLevel();
+bool hasLightLevel();
 extern PCA9685 flArray;
 #endif
 
@@ -67,5 +70,4 @@ void improv_set_error(improv::Error error);
 void WiFiEvent(WiFiEvent_t event, WiFiEventInfo_t info);
 String getHwRev();
 bool isWhiteVersion();
-
 String getFsRev();

src/lib/led_handler.cpp

@@ -65,6 +65,8 @@ void frontlightFadeInAll(int flDelayTime)
 
 void frontlightFadeInAll(int flDelayTime, bool staggered)
 {
+  if (frontlightIsOn())
+    return;
   if (flInTransition)
     return;
 
@@ -113,6 +115,8 @@ void frontlightFadeOutAll(int flDelayTime)
 
 void frontlightFadeOutAll(int flDelayTime, bool staggered)
 {
+  if (!frontlightIsOn())
+    return;
   if (flInTransition)
     return;
   flInTransition = true;
@@ -155,6 +159,22 @@ void frontlightFadeOutAll(int flDelayTime, bool staggered)
   flInTransition = false;
 }
 
+std::vector<uint16_t> frontlightGetStatus() {
+  std::vector<uint16_t> statuses;
+  for (int ledPin = 1; ledPin <= NUM_SCREENS; ledPin++)
+  {
+    uint16_t a = 0, b = 0;
+    flArray.getPWM(ledPin, &a, &b);
+    statuses.push_back(round(b-a/4096));
+  }
+
+  return statuses;
+}
+
+bool frontlightIsOn() {
+  return frontlightOn;
+}
+
 void frontlightFadeIn(uint num, int flDelayTime)
 {
   for (int dutyCycle = 0; dutyCycle <= preferences.getUInt("flMaxBrightness"); dutyCycle += 5)
@@ -166,6 +186,9 @@ void frontlightFadeIn(uint num, int flDelayTime)
 
 void frontlightFadeOut(uint num, int flDelayTime)
 {
+  if (!frontlightIsOn())
+    return;
+
   for (int dutyCycle = preferences.getUInt("flMaxBrightness"); dutyCycle >= 0; dutyCycle -= 5)
   {
     flArray.setPWM(num, 0, dutyCycle);

src/lib/led_handler.hpp

@@ -65,7 +65,10 @@ void frontlightFadeOutAll();
 void frontlightFadeIn(uint num);
 void frontlightFadeOut(uint num);
 
+std::vector<uint16_t> frontlightGetStatus();
+
 void frontlightSetBrightness(uint brightness);
+bool frontlightIsOn();
 
 void frontlightFadeInAll(int flDelayTime);
 void frontlightFadeInAll(int flDelayTime, bool staggered);

src/lib/ota.cpp

@@ -1,6 +1,7 @@
 #include "ota.hpp"
 
 TaskHandle_t taskOtaHandle = NULL;
+bool isOtaUpdating = false;
 
 void setupOTA() {
   if (preferences.getBool("otaEnabled", true)) {
@@ -47,7 +48,7 @@ void onOTAStart() {
   // Stop all timers
   esp_timer_stop(screenRotateTimer);
   esp_timer_stop(minuteTimer);
-
+  isOtaUpdating = true;
   // Stop or suspend all tasks
   //  vTaskSuspend(priceUpdateTaskHandle);
   //    vTaskSuspend(blockUpdateTaskHandle);
@@ -65,7 +66,7 @@ void onOTAStart() {
 void handleOTATask(void *parameter) {
   for (;;) {
     ArduinoOTA.handle();  // Allow OTA updates to occur
-    vTaskDelay(pdMS_TO_TICKS(2500));
+    vTaskDelay(pdMS_TO_TICKS(2000));
   }
 }
 
@@ -130,6 +131,7 @@ void onOTAError(ota_error_t error) {
   Serial.println(F("\nOTA update error, restarting"));
   Wire.end();
   SPI.end();
+  isOtaUpdating = false;
   delay(1000);
   ESP.restart();
 }
@@ -141,3 +143,7 @@ void onOTAComplete() {
   delay(1000);
   ESP.restart();
 }
+
+bool getIsOTAUpdating() {
+  return isOtaUpdating;
+}

src/lib/ota.hpp

@@ -11,3 +11,5 @@ void onOTAProgress(unsigned int progress, unsigned int total);
 void downloadUpdate();
 void onOTAError(ota_error_t error);
 void onOTAComplete();
+
+bool getIsOTAUpdating();

src/lib/webserver.cpp

@@ -57,6 +57,8 @@ void setupWebserver()
 #ifdef HAS_FRONTLIGHT
   server.on("/api/frontlight/on", HTTP_GET, onApiFrontlightOn);
   server.on("/api/frontlight/flash", HTTP_GET, onApiFrontlightFlash);
+  server.on("/api/frontlight/status", HTTP_GET, onApiFrontlightStatus);
+
   server.on("/api/frontlight/brightness", HTTP_GET, onApiFrontlightSetBrightness);
   server.on("/api/frontlight/off", HTTP_GET, onApiFrontlightOff);
 
@@ -67,7 +69,8 @@ void setupWebserver()
   // server.on("^\\/api\\/lights\\/([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$", HTTP_GET,
   // onApiLightsSetColor);
 
-  if (preferences.getBool("otaEnabled", true)) {
+  if (preferences.getBool("otaEnabled", true))
+  {
     server.on("/upload/firmware", HTTP_POST, onFirmwareUpdate, asyncFirmwareUpdateHandler);
     server.on("/upload/webui", HTTP_POST, onFirmwareUpdate, asyncWebuiUpdateHandler);
   }
@@ -229,6 +232,20 @@ JsonDocument getStatusObject()
 
   root["rssi"] = WiFi.RSSI();
 
+#ifdef HAS_FRONTLIGHT
+  std::vector<uint16_t> statuses = frontlightGetStatus();
+  uint16_t arr[NUM_SCREENS];
+  std::copy(statuses.begin(), statuses.end(), arr);
+
+  JsonArray data = root["flStatus"].to<JsonArray>();
+  copyArray(arr, data);
+
+  if (hasLightLevel())
+  {
+    root["lightLevel"] = getLightLevel();
+  }
+#endif
+
   return root;
 }
 
@@ -437,7 +454,7 @@ void onApiSettingsPatch(AsyncWebServerRequest *request, JsonVariant &json)
     }
   }
 
-  String uintSettings[] = {"minSecPriceUpd", "fullRefreshMin", "ledBrightness", "flMaxBrightness", "flEffectDelay"};
+  String uintSettings[] = {"minSecPriceUpd", "fullRefreshMin", "ledBrightness", "flMaxBrightness", "flEffectDelay", "luxLightToggle"};
 
   for (String setting : uintSettings)
   {
@@ -557,7 +574,7 @@ void onApiSettingsGet(AsyncWebServerRequest *request)
       preferences.getUInt("fullRefreshMin", DEFAULT_MINUTES_FULL_REFRESH);
   root["wpTimeout"] = preferences.getUInt("wpTimeout", 600);
   root["tzOffset"] = preferences.getInt("gmtOffset", TIME_OFFSET_SECONDS) / 60;
-//  root["useBitcoinNode"] = preferences.getBool("useNode", false);
+  //  root["useBitcoinNode"] = preferences.getBool("useNode", false);
   root["mempoolInstance"] =
       preferences.getString("mempoolInstance", DEFAULT_MEMPOOL_INSTANCE);
   root["mempoolSecure"] = preferences.getBool("mempoolSecure", true);
@@ -586,9 +603,11 @@ void onApiSettingsGet(AsyncWebServerRequest *request)
   root["flAlwaysOn"] = preferences.getBool("flAlwaysOn", false);
   root["flEffectDelay"] = preferences.getUInt("flEffectDelay");
   root["flFlashOnUpd"] = preferences.getBool("flFlashOnUpd", false);
-
+  root["hasLightLevel"] = hasLightLevel();
+  root["luxLightToggle"] = preferences.getUInt("luxLightToggle", 128);
 #else
   root["hasFrontlight"] = false;
+  root["hasLightLevel"] = false;
 #endif
 
   root["hwRev"] = getHwRev();
@@ -1133,17 +1152,14 @@ void onApiFrontlightStatus(AsyncWebServerRequest *request)
       request->beginResponseStream("application/json");
 
   JsonDocument root;
-  JsonArray ledStates = root["data"].to<JsonArray>();
 
-  for (int ledPin = 0; ledPin < NUM_SCREENS; ledPin++)
+  std::vector<uint16_t> statuses = frontlightGetStatus();
-  {
+  uint16_t arr[NUM_SCREENS];
-    uint16_t onTime, offTime;
+  std::copy(statuses.begin(), statuses.end(), arr);
-    flArray.getPWM(ledPin, &onTime, &offTime);
 
-    ledStates.add(onTime);
+  JsonArray data = root["flStatus"].to<JsonArray>();
-  }
+  copyArray(arr, data);
-
+  serializeJson(root, *response);
-  serializeJson(ledStates, *response);
 
   request->send(response);
 }

src/main.cpp

@@ -22,8 +22,7 @@
 uint wifiLostConnection;
 uint priceNotifyLostConnection = 0;
 uint blockNotifyLostConnection = 0;
-//char ptrTaskList[1500];
+// char ptrTaskList[1500];
-
 
 extern "C" void app_main()
 {
@@ -46,6 +45,29 @@ extern "C" void app_main()
     int64_t currentUptime = esp_timer_get_time() / 1000000;
     ;
 
+    if (!getIsOTAUpdating())
+    {
+#ifdef HAS_FRONTLIGHT
+      if (preferences.getUInt("luxLightToggle", 128) != 0)
+      {
+        if (hasLightLevel() && getLightLevel() == 0)
+        {
+          if (frontlightIsOn()) {
+            frontlightFadeOutAll();
+          }
+        }
+        else if (hasLightLevel() && getLightLevel() < preferences.getUInt("luxLightToggle", 128) && !frontlightIsOn())
+        {
+          frontlightFadeInAll();
+        }
+        else if (frontlightIsOn() && getLightLevel() > preferences.getUInt("luxLightToggle", 128))
+        {
+          frontlightFadeOutAll();
+        }
+      }
+
+#endif
+
       if (!WiFi.isConnected())
       {
         if (!wifiLostConnection)
@@ -84,7 +106,8 @@ extern "C" void app_main()
           //  setupPriceNotify();
           priceNotifyLostConnection = 0;
         }
-    } else if (priceNotifyLostConnection > 0 && isPriceNotifyConnected())
+      }
+      else if (priceNotifyLostConnection > 0 && isPriceNotifyConnected())
       {
         priceNotifyLostConnection = 0;
       }
@@ -100,7 +123,7 @@ extern "C" void app_main()
           Serial.println(F("Restarting block handler..."));
 
           restartBlockNotify();
-        //setupBlockNotify();
+          // setupBlockNotify();
           blockNotifyLostConnection = 0;
         }
       }
@@ -139,10 +162,12 @@ extern "C" void app_main()
         }
       }
 
-    if (currentUptime - getLastTimeSync() > 24 * 60 * 60) {
+      if (currentUptime - getLastTimeSync() > 24 * 60 * 60)
+      {
         Serial.println(F("Last time update is longer than 24 hours ago, sync again"));
         syncTime();
       };
+    }
 
     vTaskDelay(pdMS_TO_TICKS(5000));
   }