/**
   BasicHTTPClient.ino

    Created on: 24.05.2015

*/

#include <Arduino.h>

#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>

#include <ESP8266HTTPClient.h>

#include <WiFiClient.h>

ESP8266WiFiMulti WiFiMulti;

int sensor1 = D1;
int sensor2 = D2;
int sensor3 = D5;
int sensor4 = D6;

String Name = "Overhead_Tank";
String Level = "00";
void setup() {

  Serial.begin(9600);
  // Serial.setDebugOutput(true);
  
  pinMode(sensor1,INPUT_PULLUP);   
  pinMode(sensor2,INPUT_PULLUP);
  pinMode(sensor3,INPUT_PULLUP);
  pinMode(sensor4,INPUT_PULLUP);
  pinMode(LED_BUILTIN, OUTPUT);
  
  Serial.println();
  Serial.println();
  Serial.println();

  for (uint8_t t = 4; t > 0; t--) {
    Serial.printf("[SETUP] WAIT %d...\n", t);
    Serial.flush();
    delay(1000);
  }

  WiFi.mode(WIFI_STA);
  WiFiMulti.addAP("SSID", "PASSWORD");

}

void loop() {
  // wait for WiFi connection
  if ((WiFiMulti.run() == WL_CONNECTED)) {

    WiFiClient client;

    HTTPClient http;

    digitalWrite(LED_BUILTIN, LOW);   // Turn the LED on

    if (digitalRead(sensor4) == LOW)
    {
    Level = "100";
    }
    else
    if (digitalRead(sensor3) == LOW)
    {
    Level = "75";
    }
    else
    if (digitalRead(sensor2) == LOW)
    {
    Level = "50";
    }
    else
    if (digitalRead(sensor1) == LOW)
    {
    Level = "25";
    }
    else
    {
    Level = "00";    
    }   
    
    String str1 = "http://j51.in/test/tank.php?name=" + Name + "&level=" + Level;
    Serial.print("[HTTP] begin...\n");
    if (http.begin(client, str1)) {  // HTTP

      Serial.print("[HTTP] GET...\n");
      // start connection and send HTTP header
      int httpCode = http.GET();

      // httpCode will be negative on error
      if (httpCode > 0) {
        // HTTP header has been send and Server response header has been handled
        Serial.printf("[HTTP] GET... code: %d\n", httpCode);

        // file found at server
        if (httpCode == HTTP_CODE_OK || httpCode == HTTP_CODE_MOVED_PERMANENTLY) {
          String payload = http.getString();
          Serial.println(payload);
        }
      } else {
        Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str());
      }

      http.end();
    } else {
      Serial.printf("[HTTP} Unable to connect\n");
    }
  }
  delay(100);
  digitalWrite(LED_BUILTIN, HIGH);  // Turn the LED off
    
  delay(10000);
}