#include <WiFi.h>
#include <HTTPClient.h>

// Replace with your network credentials
const char* ssid     = "network";
const char* password = "123456789";

// Update HOST URL here

#define HOST "iotdashboard2792021.000webhostapp.com"          // Enter HOST URL without "http:// "  and "/" at the end of URL
// Declare global variables which will be uploaded to server

int parking1 = 0;
int parking2 = 0;
int parking3 = 0;
int parking4 = 0;
int parking5 = 0;
int parking6 = 0;


String sendparking1, sendparking2, sendparking3, sendparking4, sendparking5, sendparking6, sendled1, sendled2, sendled3, sendled4, sendled5, sendled6, sendtemp, sendhum, sendpanic, postData;


void setup() {
  Serial.begin(115200);

  WiFi.begin(ssid, password);
  Serial.println("Connecting");
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("Connected to WiFi network with IP Address: ");
  Serial.println(WiFi.localIP());
}

void loop() {
  HTTPClient http;    // http object of clas HTTPClient

  parking1 = digitalRead(5);    // D1  = 5
  parking2 = digitalRead(4);    // D2  = 4
  parking3 = digitalRead(14);   // D5  = 14
  parking4 = digitalRead(12);   // D6  = 12
  parking5 = digitalRead(13);   // D7  = 13
  parking6 = digitalRead(16);   // D0  = 16

  if (parking1 == 0) {
    parking1 = 2;
  }
  if (parking2 == 0) {
    parking2 = 2;
  }
  if (parking3 == 0) {
    parking3 = 2;
  }
  if (parking4 == 0) {
    parking4 = 2;
  }
  if (parking5 == 0) {
    parking5 = 2;
  }
  if (parking6 == 0) {
    parking6 = 2;
  }


  // Convert integer variables to string
  sendparking1  = String(parking1);
  sendparking2  = String(parking2);
  sendparking3  = String(parking3);
  sendparking4  = String(parking4);
  sendparking5  = String(parking5);
  sendparking6  = String(parking6);


  postData = "sendparking1=" + sendparking1 + "&sendparking2=" + sendparking2 + "&sendparking3=" + sendparking3 + "&sendparking4=" + sendparking4 + "&sendparking5=" + sendparking5 + "&sendparking6=" + sendparking6;


  http.begin("http://iotdashboard2792021.000webhostapp.com/dbwrite.php");              // Connect to host where MySQL databse is hosted
  http.addHeader("Content-Type", "application/x-www-form-urlencoded");            //Specify content-type header



  int httpCode = http.POST(postData);   // Send POST request to php file and store server response code in variable named httpCode
  //Serial.println("Values are, sp1 = " + sendparking1 + " and sp2 = "+sendparking2 + " and sp3 = "+sendparking3 + " and sp4 = "+sendparking4 + " and sp5 = "+sendparking5 + " and sp6 = "+sendparking6 );


  // if connection eatablished then do this
  if (httpCode == 200) {
    Serial.println("Values uploaded successfully."); Serial.println(httpCode);
    String webpage = http.getString();    // Get html webpage output and store it in a string
    Serial.println(webpage + "\n");
  }

  // if failed to connect then return and restart

  else {
    Serial.println(httpCode);
    Serial.println("Failed to upload values. \n");
    http.end();
    return;
  }


  delay(3000);
  delay(3000);

}