#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <DHT.h>
#include <HTTPClient.h>
#include <WiFi.h>


#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

// OLED物件初始化
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
// 修改成上述寄到登入郵箱的 Token權杖號碼
#define LINE_TOKEN "eET6NcHj1Q4jmKBjoXzG7hfdlokJntRA6xyd24YYZRw"

// DHT感測器設定
#define DHT_PIN 16
#define DHT_TYPE DHT22
DHT dht(DHT_PIN, DHT_TYPE);
HTTPClient http;

// 定義笑臉位圖
const uint8_t PROGMEM smileyBitmap[] = {
  B00111100,
  B01000010,
  B10100101,
  B10000001,
  B10100101,
  B10011001,
  B01000010,
  B00111100
};
//led 接腳
const int pinR = 33;
const int pinG = 25;
const int pinB = 32;


void setup() {
  Serial.begin(115200);
  {    //模擬wifi,內建的wifi
    WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
}
  // 初始化 OLED
  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("SSD1306 allocation failed"));
    for (;;)
      ;
  }

  // 初始化 DHT 感測器
  dht.begin();

  display.clearDisplay();
  display.display();

  //設定led接腳出輸
  pinMode(pinR, OUTPUT);
  pinMode(pinG, OUTPUT);
  pinMode(pinB, OUTPUT);
}

void loop() {
  
  // 讀取溫濕度數據
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  

  // 顯示溫濕度數據
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(5, 0);
  display.print("Temperature: ");
  display.print(temperature, 2);
  display.print("C");
  display.setCursor(5, 10);
  display.print("Humidity: ");
  display.print(humidity, 2);
  display.print("%");

  // 顯示舒適度描述
  display.setCursor(5, 30);
  display.print("Comfort Level: ");
  display.println(getComfortLevelDescription(temperature));

  // 顯示笑臉位圖
  display.drawBitmap(110, 10, smileyBitmap, 8, 8, SSD1306_WHITE);

  display.display();

 
  //發送給line通知
  String temp = String(temperature);
  String humi = String(humidity);
  String message1 = getComfortLevelDescription(temperature);
  String message = ("temperature:"+temp+"\nhumidity:"+humi+"\n"+message1);
  sendLineNotify(message); 
  
  
  delay(1000);
}
void sendLineNotify(String message) {//自訂函數傳送line通知 
  http.begin("https://notify-api.line.me/api/notify");
  http.addHeader("Authorization", "Bearer " + String(LINE_TOKEN));
  http.addHeader("Content-Type", "application/x-www-form-urlencoded");
  int httpCode = http.POST("message=\n" + message);
  if (httpCode > 0) {
    String response = http.getString();
    Serial.print("HTTP Response code: ");
    Serial.println(httpCode);
    Serial.print("Server response: ");
    Serial.println(response);
    if (httpCode == 200){ // 判斷訊息是否成功傳送code200為發送成功
      Serial.println("line通知發送成功");
    }
  } else {
    Serial.println("Error sending Line Notify message");
  }  http.end();
}

// 根據溫度返回舒適度描述和led偵測
String getComfortLevelDescription(float temperature) {
  if (temperature > 41.0) {
    analogWrite(pinR, 0);
    analogWrite(pinG, 128);
    analogWrite(pinB, 50);
    return "Very Hot, Extremely Uncomfortable";
  } else if (temperature >= 35.0) {
    analogWrite(pinR, 0);
    analogWrite(pinG, 0);
    analogWrite(pinB, 254);
    return "Hot, Very Uncomfortable";
  } else if (temperature >= 29.0) {
    analogWrite(pinR, 60);
    analogWrite(pinG, 60);
    analogWrite(pinB, 512);
    return "Warm, Uncomfortable";
  } else if (temperature >= 23.0) {
    analogWrite(pinR, 254);
    analogWrite(pinG, 0);
    analogWrite(pinB, 1024);
    return "Warm, Comfortable";
  } else if (temperature >= 18.0) {
    analogWrite(pinR, 254);
    analogWrite(pinG, 0);
    analogWrite(pinB, 0);
    return "Cool, Comfortable";
  } else if (temperature >= 13.0) {
    analogWrite(pinR, 125);
    analogWrite(pinG, 254);
    analogWrite(pinB, 0);
    return "Cool, Uncomfortable";
  } else if (temperature >= 8.0) {
    analogWrite(pinR, 0);
    analogWrite(pinG, 254);
    analogWrite(pinB, 0);
    return "Cold, Very Uncomfortable";
  } else {
    analogWrite(pinR, 0);
    analogWrite(pinG, 254);
    analogWrite(pinB, 0);
    return "Cold, Extremely Uncomfortable";
  }

}