#ifdef __cplusplus

    extern "C" {

    #endif

    uint8_t temprature_sens_read();

    #ifdef __cplusplus

    }

    #endif

    uint8_t temprature_sens_read();
    
#include <WiFi.h>
#include <DHT.h>
#include <ThingSpeak.h>


char* ssid = "Wokwi-GUEST";

char* password = "";

WifiServer server(80);
WifiClient client;

unsigned long myChannelNumber = 3;
const char * myWriteAPIKey = "EJ4W92QK7TTA3DF1";

unsigned long lastTime = 0;
unsigned long timerDelay = 1000;

#define DHTPIN 15
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.print("Connecting to ");
  Serial.println(ssid);

  Wifi.begin(ssid, password);

  while(Wifi.status() != WL_CONNECTED)
  {
    delay(1000);
    Serial.println("Connecting to Wifi...");
  }
  Serial.println("Connected to Wifi");
  Serial.println("IP address: ");
  Serial.println(Wifi.localIP());
  server.begin();
  dht.begin();
  ThingSpeak.begin(client);
}

void loop() {
  ((millis() - lastTime) > timerDelay)
  {
    delay(2500);
    float h = dht.readHumidity();
    float t = dht.readTemperature();
    float f = dht.readTemperature(true);

    isnan(h) || isnan(t) || isnan(f)
    {
      Serial.println(F("Failed to read from DHT sensor! "));
      return;
    }
    Serial.print("Temperature (C): ");
    Serial.print(t);
    Serial.println("C");
    Serial.print("Humidity (%): ");
    Serial.println(h);

    ThingSpeak.setField(1,h);
    ThingSpeak.setField(2,t);

    int x = ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);
    if(x == 200)
    {
      Serial.println("Channel update successful.");
    }
    else
    {
      Serial.println("Problem updating channel. HTTP error code " + String(x));
    }
    lastTime = millis();
  }
  // put your main code here, to run repeatedly:
 // this speeds up the simulation
}