// pre declare function
void Line_Notify1(String message);
void think_speak(String message);

// braud rate คือสัญญาณ(*สัญญาณ ไม่ใช่ bit)ที่ส่งได้ใน 1 วินาที ต้อง set ให้ตรงกับ arduino
const int braudRate = 9600;
// data seprator คือข้อมูลที่ส่งจาก arduino เเต่ละชุดเเบ่งด้วยตัวอักษรอะไร
const char dataSeperator = '\n';

#include <WiFi.h>
#include <WiFiClientSecure.h>

#define WIFI_SSID "oppo"        // ใส่ชื่อ Wifi
#define WIFI_PASSWORD "hacker2345"     // ใส่รหัส Wifi

#define LINE_TOKEN_PIR "YyG8Dxa8OMKIx5qViyXrWOQe0jXhUx7MPqiWeUuWtD7"    // ใส่ token ของตนเอง

String message1 = "%E0%B8%A1%E0%B8%B5%E0%B8%9C%E0%B8%B9%E0%B9%89%E0%B8%9A%E0%B8%B8%E0%B8%81%E0%B8%A3%E0%B8%B8%E0%B8%81!";        // ใส่ข้อความแจ้งเตือน
uint32_t time1, time2;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(braudRate);
}

void loop() {
  delay(1000);
  // put your main code here, to run repeatedly:
  /*
  if(Serial.available()>0){
    // ready to read rx
    String data = Serial.readStringUntil(dataSeperator);
    // print debug
    Serial.print("raw data =>");
    Serial.print(data);
  */
  String data = "12.3,3.14";
  int comma_at = data.indexOf(',');
  if(comma_at != -1){
    // have comma in data
    //data => tem,hum,volt จบด้วย \n
    
    float tem=data.substring(0 , comma_at) .toFloat();
    float hum=data.substring(comma_at+1 ) .toFloat();
    Serial.println(tem);
    Serial.println(hum);

  }else{
    // not have comma in data
    Serial.println("dont have comma in data");
  }

  //}else{
  //  //not ready to read rx
  //  Serial.println("not ready to read RX");
  //}
}

///////////////////////////////////////
//function 

void Line_Notify1(String message) {
  WiFiClientSecure client;
  client.setInsecure();           // ถ้าเป็น ESP32 เวอร์ชั่น 1.0.4 ให้ปิดส่วนนี้ไว้
  if (!client.connect("notify-api.line.me", 443)) {
    Serial.println("connection failed");
    delay(2000);
    return;
  }

  String req = "";
  req += "POST /api/notify HTTP/1.1\r\n";
  req += "Host: notify-api.line.me\r\n";
  req += "Authorization: Bearer " + String(LINE_TOKEN_PIR) + "\r\n";
  req += "Cache-Control: no-cache\r\n";
  req += "User-Agent: ESP8266\r\n";
  req += "Content-Type: application/x-www-form-urlencoded\r\n";
  req += "Content-Length: " + String(String("message=" + message1).length()) + "\r\n";
  req += "\r\n";
  req += "message=" + message1;
  // Serial.println(req);
  client.print(req);

  delay(20);

  while (client.connected()) {
    String line = client.readStringUntil('\n');
    if (line == "\r") {
      break;
    }
  }
}

void think_speak(String message){

}