#ifdef ESP32
  #include <WiFi.h>
#else
  #include <ESP8266WiFi.h>
#endif
//input pin 34
const int analogIn = 34;

#include <Wire.h>
// Replace with your SSID
const char* ssid     = "OSU_Unsecured";

// Replace with your unique IFTTT URL resource
const char* resource = "/trigger/ESP32_R/json/with/key/bXMAIh1gE3u4dSFCYe1JWK";

// this is the key to access the directory of the 
//const char* resource = "/trigger/bme280_readings/with/key/nAZjOphL3d-ZO4N3k64-1A7gTlNSrxMJdmqy3";

// Maker Webhooks IFTTT
const char* server = "maker.ifttt.com";

// Time to sleep
uint64_t uS_TO_S_FACTOR = 1000000;  // Conversion factor for micro seconds to seconds
// 540 seconds = 9 minutes so that it can spend a minute testing for 10 minute intervals
uint64_t TIME_TO_SLEEP = 540;

void setup() {
  Serial.begin(115200); 
  delay(2000);

  initWifi();
  makeIFTTTRequest();
    
  #ifdef ESP32
    // enable timer deep sleep
    esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);    
    Serial.println("Going to sleep now");
    // start deep sleep for 3600 seconds (60 minutes)
    esp_deep_sleep_start();
  #else
    // Deep sleep mode for 3600 seconds (60 minutes)
    Serial.println("Going to sleep now");
    ESP.deepSleep(TIME_TO_SLEEP * uS_TO_S_FACTOR); 
  #endif
}

void loop() {
  // sleeping so wont get here 
}

// Establish a Wi-Fi connection with your router
void initWifi() {
  Serial.print("Connecting to: "); 
  Serial.print(ssid);
  WiFi.begin(ssid);  

  int timeout = 10 * 4; // 10 seconds
  while(WiFi.status() != WL_CONNECTED  && (timeout-- > 0)) {
    delay(250);
    Serial.print(".");
  }
  Serial.println("");

  if(WiFi.status() != WL_CONNECTED) {
     Serial.println("Failed to connect, going back to sleep");
  }

  Serial.print("WiFi connected in: "); 
  Serial.print(millis());
  Serial.print(", IP address: "); 
  Serial.println(WiFi.localIP());
}
void DataFinder(double& Averg,double& HA,double& LA){
    int i;
double Value= 0; 
double ACSoffset = 2500; // ofset for the ACS712
double mVAmp = 100;// mv per amp for your sensor you can find this on its data sheet
double Amps = 0;
double Voltage = 0;
double AbsAmps;
double total;
int tests = 10; //this makes sure that the code runs for a full 60 interval whether it be be seconds or minutes
for(i = 0; i < tests; i++){
Value = analogRead(34);
Voltage = (Value / 1024) * 5000; // converts the signal in to mA
Amps = ((Voltage - ACSoffset) / mVAmp);
Serial.print("\t Amps = "); // displays the current measured
Serial.println(Amps,3); // sets the number of digits displayed after the decimal point
AbsAmps = abs(Amps);
Serial.print("\t AbsAmps = ");
Serial.println(AbsAmps,3);
//This is how values are recorded in a readable data format

total = total + AbsAmps;


delay(1000);
//else if statement for lowest and highest value recorded over the period
if(AbsAmps > HA){
    HA = AbsAmps;
}
else if(AbsAmps < LA){
    LA = AbsAmps;
Serial.println(i);
}

}

Averg = total / tests; //gets the average of the data
  Serial.println(Averg);
  Serial.println(LA);
  Serial.println(HA);

return;
}
// Make an HTTP request to the IFTTT web service
void makeIFTTTRequest() {
 //the pin the sensor is connected to
double  Average; 
double  LAmps; 
double  HAmps;
  Serial.print("Connecting to "); 
  Serial.print(server);
  
  WiFiClient client;
  int retries = 5;
  while(!!!client.connect(server, 80) && (retries-- > 0)) {
    Serial.print(".");
  }
  Serial.println();
  if(!!!client.connected()) {
    Serial.println("Failed to connect...");
  }
  
  Serial.print("Request resource: "); 
  Serial.println(resource); 

DataFinder(Average,LAmps,HAmps);

  Serial.println(Average);
  Serial.println(LAmps);
  Serial.println(HAmps);
  
  //Jsonstring that is sent to the 3rd party source
  
  String jsonObject = String("{\"value1\":\"") + Average + "\",\"value2\":\"" + LAmps
                      + "\",\"value3\":\"" + HAmps + "\"}";

  Serial.println(jsonObject);
      String url = "/trigger/ESP32_R/with/key/bXMAIh1gE3u4dSFCYe1JWK";

      client.print("POST " + url + " HTTP/1.1\r\n");
      client.print("Host: maker.ifttt.com\r\n");
      client.print("Content-Type: application/json\r\n");
      client.print("Content-Length: " + String(jsonObject.length()) + "\r\n");
      client.print("\r\n");
      client.print(jsonObject);                           
        
  int timeout = 5 * 10; // 5 seconds             
  while(!!!client.available() && (timeout-- > 0)){
    delay(100);
  }
  if(!!!client.available()) {
    Serial.println("No response...");
  }
  while(client.available()){
    Serial.write(client.read());
  }
  
  Serial.println("\nclosing connection");
  client.stop(); 
}