#include <SPI.h>
#include <MFRC522.h>
#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266HTTPClient.h>
#include <LiquidCrystal_I2C.h>
#include "CTBot.h"

// Deklarasi Konstanta dan Objek
const char *ssid = "Arif"; 
const char *password = "sijisiji";

String token = "6882219025:AAH8wwvnLPwEnN7GqlpXzkgOP0Fwq6FqJdM";

const int RST_PIN = D4;
const int SS_PIN = D8;
const int pinBuzz = D0;
const int pinCamera = D3;
const int lcdColumns = 16;
const int lcdRows = 2;

LiquidCrystal_I2C lcd(0x27, lcdColumns, lcdRows);
CTBot myBot;

MFRC522 rfid(SS_PIN, RST_PIN);
MFRC522::MIFARE_Key key;

WiFiClient wifiClient;
HTTPClient http;

// melakukan persiapan  
void setup() {
  delay(1000);
  Serial.begin(115200);
  
  lcd.init();
  lcd.backlight();

  lcd.setCursor(0, 0);
  lcd.print("SYSTEM  ABSENSI  ");

  lcd.setCursor(0, 1);
  lcd.print("  KARYAWAN  ");

  pinMode(pinCamera, OUTPUT);
  digitalWrite(pinCamera, HIGH);

  pinMode(pinBuzz, OUTPUT);
  digitalWrite(pinBuzz, HIGH);

  WiFi.mode(WIFI_OFF);
  delay(1000);
  WiFi.mode(WIFI_STA);

  WiFi.begin(ssid, password);
  Serial.println("");

  Serial.print("Connecting");
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println("");
  Serial.print("Connected to ");
  Serial.println(ssid);
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  myBot.wifiConnect(ssid, password);
  myBot.setTelegramToken(token);

  if (myBot.testConnection())
    Serial.println("\ntestConnection OK");
  else
    Serial.println("\ntestConnection NOK");

  SPI.begin();
  rfid.PCD_Init();
  digitalWrite(pinBuzz, LOW);
  delay(1000);
  digitalWrite(pinBuzz, HIGH);
  Serial.println("Ready");
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("  TEMPELKAN   ");

  lcd.setCursor(0, 1);
  lcd.print("KARTU DISINI");

  myBot.sendMessage(1263710714, "SYSTEM ABSENSI KARYAWAN");
}

// melakukan looping
void loop() {
  if (!rfid.PICC_IsNewCardPresent())
    return;

  if (!rfid.PICC_ReadCardSerial())
    return;

  String content = "";

  for (byte i = 0; i < 4; i++) {
    content +=
      (rfid.uid.uidByte[i] < 0x10 ? "0" : "") +
      String(rfid.uid.uidByte[i], HEX) +
      (i != rfid.uid.size - 1 ? "" : "");
  }
  content.trim();
  content.toUpperCase();

  digitalWrite(pinBuzz, LOW);
  delay(500);
  digitalWrite(pinBuzz, HIGH);

  HTTPClient http;
  
  String getData, Link;

  getData = "?Data='" + content + "'";
  Link = "http://192.168.197.197/rfidcam/esp.php" + getData;
  http.begin(wifiClient, Link);

  int httpCode = http.GET();
  if (httpCode == 200) {
    Serial.println(content);
    if (content.equals("58B694A4")) {
      myBot.sendMessage(1263710714, "gesang budiarso berhasil melakukan absensi");
    } else if (content.equals("48430FA4")) {
      myBot.sendMessage(1263710714, "Deny juliarto berhasil melakukan absensi");
    } else if (content.equals("648D25A1")) {
      myBot.sendMessage(1263710714, "adimitra baratama berhasil melakukan absensi");
    } else if (content.equals("43ACDA0F")) {
      myBot.sendMessage(1263710714, "Adi Bisono berhasil melakukan absensi");
    } else if (content.equals("E2CEB61B")) {
      myBot.sendMessage(1263710714, "aditya koeswojo berhasil melakukan absensi");
    } else if (content.equals("F2062B1B")) {
      myBot.sendMessage(1263710714, "Giovani Maria berhasil melakukan absensi");
    } else if (content.equals("78D523A4")) {
      myBot.sendMessage(1263710714, "gerry prawira berhasil melakukan absensi");
    } else if (content.equals("18C5D2A4")) {
      myBot.sendMessage(1263710714, "devin wirawan berhasil melakukan absensi");
    } else if (content.equals("F344A7AA")) {
      myBot.sendMessage(1263710714, "adi sasono berhasil melakukan absensi");
    } else if (content.equals("3893BEA4")) {
      myBot.sendMessage(1263710714, "devie hendrastuti berhasil melakukan absensi");
    } else if (content.equals("28F235A4")) {
      myBot.sendMessage(1263710714, "dermawan berhasil melakukan absensi");
    } else if (content.equals("B793BD66")) {
      myBot.sendMessage(1263710714, "GINAWAN CHONDRO berhasil melakukan absensi");
    } else if (content.equals("98F5F9A4")) {
      myBot.sendMessage(1263710714, "Denny Wijaya berhasil melakukan absensi");
    } else if (content.equals("E2B18B1B")) {
      myBot.sendMessage(1263710714, "GITA IRAWAN berhasil melakukan absensi"); 
    } else if (content.equals("E28DF41B")) {
      myBot.sendMessage(1263710714, "Gino Junior berhasil melakukan absensi");
    } else if (content.equals("71B5381B")) {
      myBot.sendMessage(1263710714, "HARIJANTO KOESDJOJO berhasil melakukan absensi");                           
  }
  }

  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print(" Absen Berhasil ");

  digitalWrite(pinCamera, LOW);
  delay(500);
  digitalWrite(pinCamera, HIGH);

  delay(2000);
  http.end();

  rfid.PICC_HaltA();
  rfid.PCD_StopCrypto1();
  Serial.println("Ready");
  lcd.setCursor(0, 0);
  lcd.print("      SCAN      ");

  lcd.setCursor(0, 1);
  lcd.print("   YOUR CARD    ");
}