publish bmp280 data

- temperature
- pressure
- altitude

include/bmp.h

@@ -4,6 +4,22 @@ namespace Bmp {
 
     Adafruit_BMP280 bmp; // I2C Interface
 
+    struct {
+        const char* topic = "esp_clock/sensor/bmp280/data";
+        float temp;
+        float pressure;
+        float altitude;
+        float readTemp() {
+            temp = bmp.readTemperature() - 2;
+            return temp;
+        }
+        void readAll() {
+            readTemp();
+            pressure = bmp.readPressure() / 100;
+            altitude = bmp.readAltitude(1006);
+        }
+    } data;
+
     void setup() {
         Serial.begin(9600);
         Serial.println(F("BMP280 test"));

include/ir.h

@@ -39,6 +39,7 @@ namespace Ir {
 
     void command(const char c[]) {
         avrOn = true;
+        tCheckWifi.disable();
         Wifi::reconnect();
         Display::displayText(c);
     }
@@ -76,7 +77,7 @@ namespace Ir {
                 command("On");
                 break;
             case 0x84:
-                Display::displayTemp(Bmp::bmp.readTemperature());
+                Display::displayTemp(Bmp::data.readTemp());
                 break;
             default:
                 Display::displayValue(lastCommand);

include/mqtt.h

@@ -7,7 +7,9 @@
 namespace Mqtt {
 
     void publishCommand();
+    void publishBmp280();
     Task tPublish(TASK_SECOND, TASK_FOREVER, publishCommand, &ts);
+    Task tPublishBmp(TASK_MINUTE, TASK_FOREVER, publishBmp280, &ts);
 
     AsyncMqttClient client;
 
@@ -25,6 +27,8 @@ namespace Mqtt {
         }
     } commands;
 
+    const char* bmpTopic = "esp_clock/sensor/bmp280/data";
+
     void publishCommand() {
         if (!commands.queue.empty() && client.connected()) {
             char message[32];
@@ -38,13 +42,24 @@ namespace Mqtt {
         }
     }
 
+    void publishBmp280() {
+        if (client.connected()) {
+            Bmp::data.readAll();
+            char message[255];
+            sprintf(message, "{\"temperature\":%.2f, \"pressure\":%.2f, \"altitude\": %.2f}", Bmp::data.temp, Bmp::data.pressure, Bmp::data.altitude);
+            client.publish(bmpTopic, 0, true, message);
+        }
+    }
+
     void setup() {
         client.onConnect([](bool sessionPresent) {
             tPublish.enableDelayed();
+            tPublishBmp.enable();
             Serial.println("Connected to MQTT");
             });
         client.onDisconnect([](AsyncMqttClientDisconnectReason reason) {
             tPublish.disable();
+            tPublishBmp.disable();
             Serial.println("Disconnected from MQTT");
             });
         client.setServer(MQTT_HOST, MQTT_PORT);