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//Arduino Sketch Sends a Message after the Setup-Routine is finished and then Every minute a Message with a Messagecounter
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#include <WiFi.h>
#include <HTTPClient.h>

const char* ssid = "yourSSID";
const char* password = "yourPassword";

unsigned long lastTime = 0;
unsigned long timerDelay = 60000;

static int aCounter = 0;

String ServerAndPort = "http://192.168.1.175:81"; // Put here the IP-Adress and Port witch you see in the "iot messager" 
                                                                         //Application! its Your PC-IP
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void PostMessage(String aServer,String aTitle,String aMessage) // This is the Routine you call to Post the message
{
    if(WiFi.status()== WL_CONNECTED)
    {
      HTTPClient http; 
      http.setConnectTimeout(1000); // if your PC is Offline routine waits max 1 secound for connection then continue.  
      String serverPath = aServer +"/iot_messager?" + "title=" + aTitle + "&" + "message=" + aMessage;  //Concatenate the Post string
      Serial.println(serverPath); // Show the whole POST string
      http.begin(serverPath); //Start the Http-client
      http.POST(serverPath); //Post the Message
      http.end(); //End the http-client
    }     
}

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void setup() 
{
     Serial.begin(115200); // Init Serial
     WiFi.begin(ssid, password); // Set ID and Password
     Serial.println("Connecting"); 
       while(WiFi.status() != WL_CONNECTED) {  // Connect WiFi
         delay(500);
         Serial.print(".");
       }
     Serial.println("");
     Serial.print("Connected to WiFi network with IP Address: ");
     Serial.println(WiFi.localIP()); // Show the IP of the Device
  // Send a Message to IotMessager
  PostMessage(ServerAndPort,"ESP32","Setup routine has just been run! The IP address of the ESP32 is: "+WiFi.localIP().toString()); 
}

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void loop() 
{
  if ((millis() - lastTime) > timerDelay) 
  {
      aCounter++;
   PostMessage(ServerAndPort, "ESP32", "Send Message NR: " + String(aCounter)); // Send a Message to IotMessager
      lastTime = millis();
  }
}

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