// channel id     : 2555976
// Write api key  : RSDPNUE5PN1GH1M5
// Read api key   : IQ9Q5LS7CGIRHYJW

#include <WiFi.h>
#include "ThingSpeak.h"
#include "DHT.h"
#define SOIL_MOISTURE_PIN 26 // OUTPUT Sensor tanah
#define DHTPIN 15 // OUTPUT DHT
#define DHTTYPE DHT22 // TYPE DHT

const char* WIFI_NAME = "Wokwi-GUEST"; // Nama Wifi
const char* WIFI_PASSWORD = ""; // Password Wifi
const int myChannelNumber =2555976 ; // Channel ID
const char* WRITE_API = "RSDPNUE5PN1GH1M5"; // WRITE API KEY
const char* server = "api.thingspeak.com";
const char* READ_API = "IQ9Q5LS7CGIRHYJW"; // READ API KEY
unsigned int FieldNumber = 4; // Nomor Field MOTOR

DHT dht(DHTPIN, DHTTYPE);
WiFiClient client;

void setup() {
  Serial.begin(115200);
  pinMode(12,OUTPUT);
  WiFi.begin(WIFI_NAME, WIFI_PASSWORD);
  // test Connect WIFI
  while (WiFi.status() != WL_CONNECTED){
    delay(1000);
    Serial.println("Wifi not connected");
  }
  Serial.println("Wifi connected !");
  Serial.println("Local IP: " + String(WiFi.localIP()));
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
}

void loop() {
  float temperature;
  float humidity;
  // membaca nilai Temperature
  temperature = dht.readTemperature();
  Serial.print(F("Temperature: "));
  Serial.print(temperature);
  Serial.println(F("°C "));

  // membaca nilai humidity
  humidity = dht.readHumidity();
  Serial.print(F("Humidity: "));
  Serial.print(humidity);
  Serial.println(F("% "));

  // membaca nilai Temperature tanah
  int soilMoistureValue = analogRead(SOIL_MOISTURE_PIN);
  float soilHumidity = (1 - (soilMoistureValue / 4095.0)) * 100;
  Serial.print(F("Soil Temperature : "));
  Serial.print(soilHumidity);
  Serial.println(F("%"));

  // alokasi nilai baca beserta fieldnya
  ThingSpeak.setField(1,temperature);
  ThingSpeak.setField(2,humidity);
  ThingSpeak.setField(3,soilHumidity);

  // test pengiriman data MIT ke ThingSpeak
  int x = ThingSpeak.writeFields(myChannelNumber,WRITE_API);
  
  if(x == 200){
    Serial.println("Data pushed successfull");
  }else{
    Serial.println("Push error " + String(x));
  }
  Serial.println("");
  delay(5000);

  // Kontrol Tombol ON / OFF pada MIT
  bool tombol = ThingSpeak.readLongField(myChannelNumber,FieldNumber,READ_API);
  int statusCode = ThingSpeak.getLastReadStatus();
  if(statusCode == 200){
    Serial.println("kondisi = " + String(tombol));
    if(tombol == 1){
      digitalWrite(12,HIGH);
      Serial.println("MOTOR ON");
      Serial.println("--------");
    }
    else{
      digitalWrite(12,LOW);
      Serial.println("MOTOR OFF");
      Serial.println("---------");

    }
  }
  

}