// channel id : 2342585
//channel api key : 4ONYR207PC74LRTJ

#include <WiFi.h>
#include "DHTesp.h"
#include "ThingSpeak.h"
#include <ESP32Servo.h>

const int DHT_PIN = 15;
//const int LED_PIN = 13;
const char* WIFI_NAME = "Wokwi-GUEST";
const char* WIFI_PASSWORD = "";
const int myChannelNumber =2346004 ;
const char* myApiKey = "4ONYR207PC74LRTJ";
const char* server = "api.thingspeak.com";

DHTesp dhtSensor;
WiFiClient client;
Servo servo;
void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  // pinMode(27, OUTPUT); Servo thì không cần
  servo.attach(27, 500, 2400); // Servo cần cái này
  WiFi.begin(WIFI_NAME, WIFI_PASSWORD);
  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);
}

// int pos = 0;
void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  ThingSpeak.setField(1,data.temperature);
  ThingSpeak.setField(2,data.humidity);
  int x = ThingSpeak.writeFields(myChannelNumber,myApiKey);
  digitalWrite(12, HIGH);
  while (data.temperature > 45 || data.temperature < 12 || data.humidity > 70 || data.humidity < 40){
    digitalWrite(13, HIGH);
    delay(1000); // Delay 1s
    digitalWrite(13, LOW);
    delay(1000); // Delay 1s
    digitalWrite(13, HIGH);
    delay(1000); // Delay 1s
    digitalWrite(13, LOW);
    delay(1000); // Delay 1s
    digitalWrite(13, HIGH);
    delay(1000); // Delay 1s
    digitalWrite(13, LOW);
    delay(1000); // Delay 1s
    data = dhtSensor.getTempAndHumidity(); // Cập nhật dữ liệu của điều kiện
    x = ThingSpeak.writeFields(myChannelNumber,myApiKey);
    ThingSpeak.setField(1,data.temperature);
    ThingSpeak.setField(2,data.humidity);
    Serial.println("Temp: " + String(data.temperature, 2) + "°C");
    Serial.println("Humidity: " + String(data.humidity, 1) + "%");
    if(x == 200){
      Serial.println("Data pushed successfull");
    }else{
      Serial.println("Push error" + String(x));
    }
    Serial.println("---");
    }
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  
  if(x == 200){
    Serial.println("Data pushed successfull");
  }else{
    Serial.println("Push error" + String(x));
  }
  Serial.println("---");

  delay(10000);
}