// program 2 : send data to thingspeak dumy suhu
#include <ThingSpeak.h>            // Menambahkan Library ThingSpeak
#include <WiFi.h>                  // Menambahkan Library WiFi

const char * SSID = "Wokwi-GUEST"; // Nama WiFI
const char * PASS = "";            // Password WiFi
WiFiClient  client;               

int LedMerah = 2;                   // Lampu1 dihubungkan ke D14
int LedKuning = 4;                    // Lampu2 dihubungkan ke D4

unsigned long ChannelNumber =  1943388;       // Nomor Channel ThingSpeak           
const char * ReadAPIKey = "DY8FQ289D06EGWMB"; // Nomor Read API key
const char * WriteAPIKey = "328UN87DLG3G497Y";
const int FieldNumber1 = 1;                   // Nomor field 1                         
const int FieldNumber2 = 2;                   // Nomor field 2     
//==========================================================================
TaskHandle_t Task1;

#define LedFlasher 23
//============ sensor suhu dht 22 ==================
float Temp,Humidity;

void setup()
{
  pinMode(LedMerah, OUTPUT);
  pinMode(LedKuning, OUTPUT);
  Serial.begin(115200);
  Serial.println();

  WiFi.begin(SSID, PASS);                                
  Serial.print("Connecting");
  while (WiFi.status() != WL_CONNECTED)
  {
    delay(500);
    Serial.print(".");
  }
  Serial.println();
  Serial.print("Connected, IP address: ");
  Serial.println(WiFi.localIP());
  ThingSpeak.begin(client);
  //==============================================
  xTaskCreatePinnedToCore(
      Task1code, /* Function to implement the task */
      "Task1", /* Name of the task */
      10000,  /* Stack size in words */
      NULL,  /* Task input parameter */
      0,  /* Priority of the task */
      &Task1,  /* Task handle. */
      0); /* Core where the task should run */

}
//========================================

//Task1code: blinks an LED every 1000 ms
void Task1code( void * pvParameters ){
   for(;;){
    digitalWrite(LedFlasher, HIGH);
    delay(250);
    digitalWrite(LedFlasher, LOW);
    delay(250);
  } 
}

void loop() 
{
 int A = ThingSpeak.readLongField(ChannelNumber, FieldNumber1, ReadAPIKey);
 int B = ThingSpeak.readLongField(ChannelNumber, FieldNumber2, ReadAPIKey);

  // Menghidupkan dan mematikan lampu1
  if(A == 1){
    Serial.println("LedMerah Nyala");
    digitalWrite(LedMerah, HIGH);
  } else if(A == 0) {
    Serial.println("LedMerah Mati");
    digitalWrite(LedMerah, LOW);
  }

  // Menghidupkan dan mematikan lampu2
  if(B == 1){
    Serial.println("LedKuning Nyala");
    digitalWrite(LedKuning, HIGH);
  } else if(B == 0){
    Serial.println("LedKuning Mati");
    digitalWrite(LedKuning, LOW);
  } 
  //======== thingsppeak send data =====================
  Temp = 25.5;
  int Status= ThingSpeak.writeField(ChannelNumber, 3, Temp, WriteAPIKey);
  if (Status == 200)
  {
    Serial.println("Channel Update Succesful");          
  }
  else{
    Serial.println("Problem Updating Channel. HTP error " + String(Status));  
  }
  
}