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

float green = 14;
float orange = 27;
float fan = 26;

DHTesp moorthy;
TempAndHumidity data;

char ssid[] = "Wokwi-GUEST";
char pass[] = "";

WiFiClient client;
long myChannelNumber = 2638202;
const char *myWriteAPIKey = "0NTMECPD499LIXLQ";
int statusCode;

void setup() {
  Serial.begin(115200);
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
  moorthy.setup(18, DHTesp::DHT22);
  pinMode(fan, OUTPUT);
}

void loop() {
  if (WiFi.status() != WL_CONNECTED) {
    Serial.print("Attempting to connect");
    while (WiFi.status() != WL_CONNECTED) {
      WiFi.begin(ssid, pass); 
      Serial.print(".");
      delay(5000);
    }
    Serial.println("\nConnected.");
  } 

  data = moorthy.getTempAndHumidity();
  Serial.println("Temp : " + String(data.temperature));
  Serial.println("-----------------");
  delay(1000);

  if (data.temperature > 30) {
    digitalWrite(fan, HIGH); 
    Serial.println("Temp high - FAN ON");
  } else {
    digitalWrite(fan, LOW);  
    Serial.println("FAN OFF");
  }

  ThingSpeak.setField(1, data.temperature);
  

  statusCode = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);

  if (statusCode == 200) { 
    Serial.println("Channel update successful.");
  } else {
    Serial.println("HTTP error code :" + String(statusCode));
  }

  delay(1000);
}