#include <ESP32Servo.h>
#include <Arduino.h>
#if defined(ESP32)
  #include <WiFi.h>
#elif defined(ESP8266)
  #include <ESP8266WiFi.h>
#endif
#include <FirebaseESP32.h>
#include <HTTPClient.h>
#include <ArduinoJson.h>

//Provide the token generation process info.
#include "addons/TokenHelper.h"
//Provide the RTDB payload printing info and other helper functions.
#include "addons/RTDBHelper.h"

const String url = "http://worldtimeapi.org/api/timezone/Asia/Jakarta";

// Insert your network credentials
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD ""

// Insert Firebase project API Key
#define FIREBASE_AUTH "E0oNBBfw7T9KpTKqjFcpoPl11LtTXRTcysXF7wih" //ini ambilnya di bagian Project Settings > Service Accounts > Database Secret

// Insert RTDB URLefine the RTDB URL */
#define FIREBASE_HOST "https://db-burung-default-rtdb.asia-southeast1.firebasedatabase.app/" 

FirebaseData firebaseData;
FirebaseData persediaanData;
FirebaseData timerData;

unsigned long lastTime = 0;
unsigned long timerDelay = 5000;
int count = 0;
bool isAuthenticated = false;

String json = "";
String timeNow = "";

const int servoPin = 13;
#define RELAY 15
#define trigPin 4
#define echoPin 2
Servo servo;

//API TIME
void getTime() {
  HTTPClient http;
  http.useHTTP10(true);
  http.begin(url);
  http.GET();
  String result = http.getString();

  DynamicJsonDocument doc(2048);
  DeserializationError error = deserializeJson(doc, result);

  // Test if parsing succeeds.
  if (error) {
    Serial.print("deserializeJson() failed: ");
    Serial.println(error.c_str());
  }

  String timenow = doc["datetime"].as<String>();
  http.end();
  String valid_time = timenow.substring(11, 16); 
  Serial.println(valid_time);
  timeNow = valid_time;
}

void setup() {
servo.attach(servoPin, 500, 2400);
 Serial.begin (9600);
pinMode(RELAY, OUTPUT);
pinMode(trigPin, OUTPUT);
pinMode(echoPin, INPUT);

 WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
  Serial.print("Connecting to Wi-Fi");
  while (WiFi.status() != WL_CONNECTED){
    Serial.print(".");
    delay(300);
  }
  Serial.println();
  Serial.print("Connected with IP: ");
  Serial.println(WiFi.localIP());
  Serial.println();

  Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH);
  Firebase.reconnectWiFi(true);
}
int pos = 0;

void loop() {

  getTime();
  if (Firebase.getString(timerData, "/burung/timer/time")){
    Serial.println(timerData.stringData());
    if (timerData.stringData() == timeNow){
      //servo
      for (pos = 0; pos <= 180; pos += 1) {
        servo.write(pos);
        delay(15);
      }
      for (pos = 180; pos >= 0; pos -= 1) {
        servo.write(pos);
        delay(15);
      }
      //water pump
      digitalWrite(RELAY, HIGH);
      Serial.println("lampu hidup");
      delay(1000);

      digitalWrite(RELAY, LOW);
      Serial.println("lampu mati");
      delay(500);
      if (Firebase.setString(firebaseData, "/laporan/data", "Berhasil"))
    { 
      Serial.println("Data Terkirim"); 
    }
    else
      {
        Serial.println("Gagal");
        Serial.println("Keterangan gagal : " + firebaseData.errorReason());
        Serial.println("------------------------------------");
        Serial.println();
      } 
    }
  }

//persediaan air
    long durasi, jarak; //Varibel durasi dan jarak 
    digitalWrite(trigPin,LOW);
    delayMicroseconds(2);
    digitalWrite(trigPin, HIGH);
    delayMicroseconds(10);
    digitalWrite(trigPin, LOW);
    durasi = pulseIn(echoPin, HIGH);
    jarak = (durasi/2) / 29; //Perhitungan untuk pembacaan jarak 
   
   if(jarak < 20 ){
    if (Firebase.setString(firebaseData, "/persediaan/status", "Tersedia"))
   { 
     Serial.println("Data Terkirim"); 
  }
  else
    {
      Serial.println("Gagal");
      Serial.println("Keterangan gagal : " + firebaseData.errorReason());
      Serial.println("------------------------------------");
      Serial.println();
    } 
   } 
  else{
   if (Firebase.setString(firebaseData, "/persediaan/status", "Tidak Tersedia"))
  { 
     Serial.println("Data Terkirim"); 
  } 
  else {
      Serial.println("Gagal");
      Serial.println("Keterangan gagal : " + firebaseData.errorReason());
      Serial.println("------------------------------------");
      Serial.println();
      }
   }
delay(2000); 
}