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

Servo servo;
WiFiClient client;
unsigned long WeatherChanel = 2347108;
const char *writeAPIKey = "G2G42YKUGVEZQYYD";
const char *readAPIKey = "7QHNX97IUPW2PU7J";

const int servoPin = 18;
unsigned long lastTime = 30000;
int pos = 0;
float T = 0, H = 0;

void setup() {
  Serial.begin(115200);
  servo.attach(servoPin);
  ThingSpeak.begin(client);

  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(250);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi connected");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());
}

void loop() {
  if ((millis() - lastTime) > 30000) {
    T = ThingSpeak.readFloatField(WeatherChanel, 1, readAPIKey);
    H = ThingSpeak.readFloatField(WeatherChanel, 2, readAPIKey);
    Serial.print("Temp: " + String(T, 2) + "C ");
    Serial.print("Humidity: " + String(H, 1) + "% ");

    if (T <= 14) {
      if (H >= 0 && H <= 40) {
        pos = 0;
      } else if (H > 40 && H <= 60) {
        pos = map(H, 40, 60, 0, 45);
      } else if (H > 60 && H <= 100) {
        pos = map(H, 60, 100, 45, 90);
      }
    } else if (T > 14 && T <= 18) {
      if (H >= 0 && H <= 40) {
        pos = 0;
      } else if (H > 40 && H <= 60) {
        pos = map(H, 40, 60, 0, 45);
      } else if (H > 60 && H <= 100) {
        pos = map(H, 60, 100, 45, 90);
      }
    } else {
      if (H > 60 && H <= 100) {
        pos = map(H, 60, 100, 25, 120);
      } else if (H > 40 && H <= 60) {
        pos = map(H, 40, 60, 10, 65);
      } else if (H >= 0 && H <= 40) {
        pos = map(H, 0, 40, 0, 25);
      }
    }
    
    Serial.print("<: ");
    Serial.println(pos);
    servo.write(pos);
    lastTime = millis();
  }
}