#include <WiFi.h>
#include <ThingsBoard.h>
#include <DHTesp.h>
#include <Servo.h>
#include <LiquidCrystal_I2C.h>

//Wifi Setting
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD   ""
WiFiClient espClient ;
Thingsboard tb (espClient);
int status = WL_IDLE_STATUS;

//Thingsboard
#define CURRENT_FIRMWARE_TITLE "TEST"
#define CURRENT_FIRMWARE_VERSION "1.0.0"
#define TOKEN     "" //diambil dari thingsboard
#define THINGSBOARD_SERVER  "thingsboard.cloud"

//setting PIN 
#define LDR_PIN 35
#define POT_PIN 32
#define SRV_PIN 15

//setting karakteristik LDR
const float GAMMA = 0.7;
const float RL10 = 50;

int ldrValue = 0;
int potValue = 0;
int srvValue = 0;

Servo myservo;
LiquidCrystal_I2C lcd (0x27, 16, 2);

void initWiFi() {
  Serial.println("Connected to AP....");
  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
  while (WiFi.status() !=WL_CONNECTED){
    delay(500);
    Serial.println("....");
  }
    Serial.println("CONNECTED TO AP");
}

void reconnect() {
  status = WiFi.status();
  if (status !=WL_CONNECTED) {
    WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
    while (WiFi.status() !=WL_CONNECTED) {
      delay(500);
      Serial.print(".");
      }
      Serial.println("Connected to AP");
  }
}
void setup() {
  Serial.begin(115200);
  Serial.println();

  myservo.attach(SRV_PIN);
  myservo.write(0);

  lcd.init();
  lcd.backlight();
  lcd.clear();

  pinMode(LDR_PIN, INPUT);
  pinMode(POT_PIN, INPUT);

  InitWiFi ();
}

void loop() {
    delay(1000); // this speeds up the simulation

    if (WiFi.status() != WL_CONNECTED) {
      reconnect ();
    }

    if (!tb.connected ()) {
      //koneksi ke thingsboard
      Serial.print("Connecting to");
      Serial.print(THINGSBOARD_SERVER);
      Serial.print("with token");
      Serial.println(TOKEN);
      if (!tb.connect(THINGSBOARD_SERVER, TOKEN)) {
        Serial.println("Failed to connect");
        return;
      }
    }
}
ldrValue = analogRead(LDR_PIN);
float voltage = ldrValue / 4095. *5;
float resistance = 2000*voltage / (1 - voltage/5);
float flux = pow (RL10 *1e3 *pow(10, GAMMA)/resistance, (1/GAMMA))

potValue = analogRead(POT_PIN);
int raindrop = map(potValue, 0 , 4095, 1023, 0);
int rainValue = map(raindrop, 0, 1023, 0, 100);

Serial.println("Sending data....");
tb.sendTelementryFloat ("cahaya", lux);
Serial.print("Cahaya : " );
Serial.print((lux));
Serial.println("Lux");
tb.sendTelemntryFloat("curah hujan", raindrop);
tb.sendTelementryInt ("hujan", rainValue);
Serial.print("Hujan: ");
Serial.print(raindrop);
Serial .print(", ");
Serial.print(rainValue);
Serial.println("%");

lcd.setCursor (0,0);
lcd.print("Lux :");
ldc.print(lux);
lcd.print("        ");
lcd.setCursor (0,1);
lcd.print("Cuaca : ");

if (lux > 30000) {
  srvValue = 90;
  lcd.print("Sgt Terik");
}
else {
  myservo.write(0);
  if (rainvalue < 50) {
    srvValue = 0;
    lcd.print(" Tdk Hujan");
  }
  else if (rainValue >=50 && rainValue <=70) {
    srvValue = 45;
    lcd.print("Hujan   ");
  }
  else if (rainValue > 70) {
    srvValue = 90;
    lcd.print("Hjn Deras");
  }
}
myservo.write(srvValue);
tb.senTelementryInt("atap", srvValue);
Serial.print("Sudut Penutuoan Atap: ");
Serial.print(srvValue);
Serial.println((" °"));
tb.loop();
}