initial

.gitignore

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+secrets.h

GenStart.ino

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+#include <ESP8266WiFi.h>
+#include <ArduinoMqttClient.h>
+#include <ArduinoJson.h>
+
+#include "secrets.h"
+
+
+WiFiClient wifiClient;
+MqttClient mqttClient(wifiClient);
+
+
+//pin 0 red led
+//pin 2 blue led
+//#include <secrets>;
+
+// constants won't change:
+const long interval = 10000;  // interval at which to read voltage and report
+unsigned long previousMillis = 0;  // will store last time LED was updated
+
+const int analogInPin = A0;
+int sensorValue = 0;
+
+ StaticJsonDocument<200> doc;
+ int charCount;
+ char json[200];
+ int myMessage;
+ int myPin;
+void setup()
+{
+  Serial.begin(115200);
+  Serial.println();
+
+  pinMode(0, OUTPUT);
+  digitalWrite(0, HIGH);
+
+  pinMode(4, OUTPUT);
+  digitalWrite(4, LOW);
+  pinMode(12, OUTPUT);
+  digitalWrite(12, LOW);
+  pinMode(14, OUTPUT);
+  digitalWrite(14, LOW);
+
+  WiFi.begin(SECRET_SSID, SECRET_PASS);
+
+  Serial.print("Connecting");
+  while (WiFi.status() != WL_CONNECTED)
+  {
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println();
+
+  Serial.print("Connected, IP address: ");
+  Serial.println(WiFi.localIP());
+
+
+
+  if (!mqttClient.connect("192.168.1.38", 1883)) {
+    Serial.print("MQTT connection failed! Error code = ");
+    Serial.println(mqttClient.connectError());
+
+    while (1);
+  } 
+
+    Serial.print("Connected to MQTT");
+  
+
+
+ // subscribe to a topic
+ mqttClient.subscribe("test1");
+ mqttClient.subscribe("test2");
+ mqttClient.subscribe("test3");
+
+
+
+
+}
+
+void loop() {
+  int messageSize = mqttClient.parseMessage();
+  if (messageSize) {
+    // we received a message, print out the topic and contents
+    Serial.print("Received a message with topic '");
+    Serial.print(mqttClient.messageTopic());
+    Serial.print("', length ");
+    Serial.print(messageSize);
+    Serial.println(" bytes:");
+
+    myPin=0;
+    if(mqttClient.messageTopic()=="test1"){
+      myPin=4;
+    }
+    if(mqttClient.messageTopic()=="test2"){
+      myPin=12;
+    }
+    if(mqttClient.messageTopic()=="test3"){
+      myPin=14;
+    }
+
+    Serial.println(myPin);
+    
+    // use the Stream interface to print the contents
+    charCount  = 0;
+    while (mqttClient.available()) {
+      json[ charCount++ ] = (char)mqttClient.read();
+    }
+
+    
+    Serial.println(json);
+  
+    DeserializationError error = deserializeJson(doc, json);
+
+
+    if(doc["state"] == "ON"){
+      Serial.println("Tested True");
+      digitalWrite(myPin, HIGH); 
+    } else {
+      Serial.println("Tested False");
+      digitalWrite(myPin, LOW);
+    }
+    
+    }
+
+    unsigned long currentMillis = millis();
+    if (currentMillis - previousMillis >= interval) {
+      previousMillis = currentMillis;
+      sensorValue = analogRead(analogInPin);
+      Serial.print("sensor = ");
+      Serial.print(sensorValue);
+      Serial.println("");
+
+      mqttClient.beginMessage("houseVoltage");
+      mqttClient.print(sensorValue);
+      mqttClient.endMessage();
+    }
+  
+  }