#include <WiFi.h>
#include <HTTPClient.h>

const int LED_PIN = 4;
const int BUTTON_PIN = 22;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");

  pinMode(LED_PIN, OUTPUT);
  pinMode(BUTTON_PIN, INPUT_PULLUP);

  connectWiFi(); // call
}

void loop() {
  if ( digitalRead(BUTTON_PIN) == LOW ) {
    digitalWrite(LED_PIN, HIGH); // 亮
    sendLineNotify();
  } else {
    digitalWrite(LED_PIN, LOW); // 熄滅
  }

  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}

void connectWiFi() {
  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
}

void sendLineNotify() {
  Serial.println("sendLineNotify!");
  HTTPClient http;
  http.begin("https://notify-api.line.me/api/notify"); // 服務網址
  http.addHeader("Content-Type", "application/x-www-form-urlencoded");
  http.addHeader("Authorization", "Bearer oeEdX1pAI6VM9g6022p9IRCSvYJhBSMBCX41QKACdKC");
  http.POST("message=123456789");
  http.end();
  Serial.println("sendLineNotify Finish!!");
}