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

const int DHT22_PIN = 32; // Chân cảm biến
//Thiết lập WiFi
const char* WiFi_SSID = "Wokwi-GUEST";
const char* WiFi_PASS = "";
//API ThingSpeak
const int channelID = 2937022;
const char* apiKey = "6KJYY98UZ8I6TVVB";
const char* server = "api.thingspeak.com";

DHTesp dhtSensor;
WiFiClient client;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dhtSensor.setup(DHT22_PIN, DHTesp::DHT22);
  WiFi.begin(WiFi_SSID, WiFi_PASS);
  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() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  ThingSpeak.setField(1, data.temperature);
  ThingSpeak.setField(2, data.humidity);

  int x = ThingSpeak.writeFields(channelID, apiKey);

  Serial.println("Temp: "+String(data.temperature)+"*C");
  Serial.println("Temp: "+String(data.humidity)+"%");
  if(x==200){
    Serial.println("Data pushed successful");
  }
  else{
    Serial.println("Push error"+String(x));
  }
  Serial.println("---");
  delay(5000);
}