#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>
#include <ESP8266Ping.h>
#include "credentials.h"



void wifi_connect (){

  WiFi.begin(WLAN_ID, WLAN_PASSWORD);
  WiFi.mode(WIFI_STA);

  while(WiFi.status() != WL_CONNECTED) {

    delay(1000);
    Serial.println("Connecting ...");
  }

  Serial.println(WiFi.localIP());
  
}
  
  
  

void setup (){

  Serial.begin(115200);
  wifi_connect();
}

void login (){

  HTTPClient http;
  
  http.begin("http://login.rz.ruhr-uni-bochum.de/cgi-bin/laklogin");
  Serial.println("Attempt Login") ;

  int httpCode = http.POST("code=1&loginid=" LOGIN_ID "&password=" LOGIN_PASSWORD "&action=Login");
  

  http.end();
  
 
}



void loop (){
  if(WiFi.status() != WL_CONNECTED){
    wifi_connect();
  }
  IPAddress ip = (1, 1, 1, 1);
  bool ret = Ping.ping(ip);
  Serial.println(String("Connection state : ") + (ret ? "connected" : "not connected"));
  if (ret == false){
    Serial.println("Connection check failed");
    login(); 
    }
   else Serial.println("Still connected");
  delay(10000);
 
}