#include <WiFi.h>
#include <WiFiClientSecure.h> // 👈 هاد المكتبة هي اللي كانت ناقصة باش تخدم العميل الآمن
#include <HTTPClient.h>
#include <DHT.h>

#define DHTPIN 15
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);

const char* ssid = "Wokwi-GUEST";
const char* password = "";

// ⚠️ الرابط ديال localtunnel ديالك
const char* serverUrl = "https://sad-mugs-pay.loca.lt/api/iot/data"; 

void setup() {
  Serial.begin(115200);
  Serial.println("\n===== ESP32 START =====");
  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("\nWiFi Connected!");
  dht.begin();
}

void loop() {
  float temp = dht.readTemperature();
  float hum = dht.readHumidity();

  if (isnan(temp)) temp = 25.0;
  if (isnan(hum)) hum = 60.0;
  float vibration = random(10, 50) / 10.0;

  String json = "{\"temperature\":" + String(temp, 2) + 
                ",\"humidity\":" + String(hum, 2) + 
                ",\"vibration\":" + String(vibration, 2) + "}";

  Serial.println("\nSending to LocalTunnel:");
  Serial.println(json);

  if (WiFi.status() == WL_CONNECTED) {
    WiFiClientSecure client; // دابا غا يتعرف عليها بدون مشاكل ✅
    client.setInsecure();    // تخطي التحقق من الشهادة المعقدة لسهولة المحاكاة
    
    HTTPClient http;

    http.begin(client, serverUrl);
    http.addHeader("Content-Type", "application/json");

    int httpCode = http.POST(json);

    Serial.print("HTTP CODE = ");
    Serial.println(httpCode);

    if (httpCode > 0) {
      String response = http.getString();
      Serial.print("SERVER RESPONSE = ");
      Serial.println(response);
    } else {
      Serial.print("ERROR = ");
      Serial.println(http.errorToString(httpCode));
    }
    http.end();
  }
  delay(5000);
}