#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include "font.h"
#include <RTClib.h>
#include "PrayerTimes.h"

#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW 
#define MAX_DEVICES 4         
#define DATA_PIN 5
#define CS_PIN 6
#define CLK_PIN 7   
MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

RTC_DS1307 rtc;

const char* hariID[] = {"Minggu", "Senin", "Selasa", "Rabu", "Kamis", "Jumat", "Sabtu"};
const char* blnID[] = {"Jan", "Feb", "Mar", "Apr", "Mei", "Jun", "Jul", "Agu", "Sep", "Okt", "Nov", "Des"};

String dot = "~";
String modeDisplay = "jam";
int counter = 0;

//parameter untuk waktu sholat
double waktu[sizeof(TimeName)/sizeof(char*)];
static const char* NamaWaktu[] ={"Imsak", "Subuh", "Syuruq", "Zuhur", "Ashar", "Terbenam", "Magrib", "Isya", "Count"};
const byte JUMLAH_WAKTU_DEFAULT = sizeof(waktu)/sizeof(double);
const byte JUMLAH_WAKTU = sizeof(NamaWaktu)/sizeof(char*);
const byte DATA_WAKTU = 2; 
byte WaktuPenting[JUMLAH_WAKTU][DATA_WAKTU];
float _lat = -8.030118;              //lokasi + jarak aman 2 menit
float _lng = 112.623029;
int _zona_waktu = 7;
int _sudut_subuh = 20;
int _sudut_isyak = 18;

const int setting = 12;
const int plus = 10;
const int minus = 11;
/*
bool set_thn_flag = true;
bool set_bln_flag = true;
bool set_tgl_flag = true;
*/
bool set_jam_flag = true;
bool set_mnt_flag = true;
/*
int thn = 0;
int bln = 0;
int tgl = 0;
*/
int jam = 0;
int mnt = 0;

void setup() {

  P.begin();
  P.setIntensity(7);
  P.setFont(huruf);
  
  rtc.begin();

  //setup waktu sholat
  set_calc_method(ISNA);
  set_asr_method(Shafii);
  set_high_lats_adjust_method(AngleBased);
  set_fajr_angle(_sudut_subuh);
  set_isha_angle(_sudut_isyak);

  pinMode(setting, INPUT_PULLUP);
  pinMode(plus, INPUT_PULLUP);
  pinMode(minus, INPUT_PULLUP);

}

void loop() {
  //mendapatkan perhitungan waktu sholat
  DateTime now=rtc.now();
  WaktuShalat(WaktuPenting, now.year(), now.month(), now.day());
  
  //looping tampilan utama
  view_display();
  
  //interupsi tombol setting
  if(digitalRead(setting) == LOW) {
    delay(500);
    while(set_jam_flag){
      String jamnya = "jam:" + String(jam);
      P.setTextAlignment(PA_LEFT);
      P.print(jamnya);
      delay(100);
      if (digitalRead(plus) == LOW) {
        jam = jam + 1;
        if (jam > 23) jam = 0;
        delay(100);
      }
      if (digitalRead(minus) == LOW) {
        jam = jam - 1;
        if (jam < 0) jam = 23;
        delay(100);
      }
      if (digitalRead(setting) == LOW) {
        set_jam_flag = false;
        delay(250);
      }
    }

    while(set_mnt_flag){
      String mntnya = "mnt:" + String(mnt);
      P.setTextAlignment(PA_LEFT);
      P.print(mntnya);
      delay(100);
      if (digitalRead(plus) == LOW) {
        mnt = mnt + 1;
        if (mnt > 59) mnt = 0;
        delay(100);
      }
      if (digitalRead(minus) == LOW) {
        mnt = mnt - 1;
        if (mnt < 0) mnt = 59;
        delay(100);
      }
      if (digitalRead(setting) == LOW) {
        set_mnt_flag = false;
        delay(250);
      }
    }
    rtc.adjust(DateTime(2024, 03, 17, jam, mnt, 0));
    //view_display();
  }


}

//fungsi looping tampilan utama
void view_display(){
  DateTime now=rtc.now();
  //display info jam
  if(modeDisplay == "jam"){
    if(dot == "~"){
      dot = ":";
    } else {
      dot = "~";
    }
    String jam = String(printDigits(now.hour())) + dot + String(printDigits(now.minute()));
    P.setTextAlignment(PA_CENTER);
    P.print(jam);
    counter++;
    if(counter == 10){
      modeDisplay = "tanggal";
      counter = 0;
    }
    delay(1000);
  
  //display info tanggal dan jadwal waktu sholat
  }else if(modeDisplay == "tanggal"){
    String txtHari = String(hariID[now.dayOfTheWeek()]) + " " + String(printDigits(now.day())) + " " + String(blnID[now.month()-1])+ " " + String(now.year());
    String subuh = String(printDigits(WaktuPenting[1][0])) + ":" + String(printDigits(WaktuPenting[1][1]));
    String zuhur = String(printDigits(WaktuPenting[3][0])) + ":" + String(printDigits(WaktuPenting[3][1]));
    String ashar = String(printDigits(WaktuPenting[4][0])) + ":" + String(printDigits(WaktuPenting[4][1]));
    String maghrib = String(printDigits(WaktuPenting[6][0])) + ":" + String(printDigits(WaktuPenting[6][1]));
    String isya = String(printDigits(WaktuPenting[7][0])) + ":" + String(printDigits(WaktuPenting[7][1]));
    String isiPesan = String(txtHari) + " Subuh " + String(subuh) + " Zuhur " + String(zuhur) + " Ashar " + String(ashar) + " Magrib " + String(maghrib) + " Isya " + String(isya);
    const char* charPesan = isiPesan.c_str();

    if (P.displayAnimate()){
      P.displayText(charPesan, PA_LEFT, 70, 50, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
      counter++;
      if(counter == 2){
        modeDisplay = "jam";
        counter = 0;
      }
    }
  }
  /*
  bool set_thn_flag = true;
  bool set_bln_flag = true;
  bool set_tgl_flag = true;
  */
  bool set_jam_flag = true;
  bool set_mnt_flag = true;
}

//fungsi perhitungan waktu sholat
void WaktuShalat(byte WaktuShalat[JUMLAH_WAKTU][DATA_WAKTU], int tahun, int bulan, int tanggal){
  get_prayer_times(tahun, bulan, tanggal, _lat, _lng, _zona_waktu, waktu);
    byte waktu_custom = 0;
    for(byte i=0; i<JUMLAH_WAKTU_DEFAULT-1; i++){
      int jam, menit;
      get_float_time_parts(waktu[i], jam, menit);
      if( i == 0 ){
        WaktuPenting[waktu_custom][0] = jam;
        WaktuPenting[waktu_custom][1] = menit - 10;
        waktu_custom++;
        WaktuPenting[waktu_custom][0] = jam;
        WaktuPenting[waktu_custom][1] = menit;
      } else {
        WaktuPenting[waktu_custom][0] = jam;
        WaktuPenting[waktu_custom][1] = menit;
      }
        waktu_custom++;
    }
}

//fungsi prefix nol pada angka dibawah 10
String printDigits(int digits) {
  if (digits < 10) {
    return "0" + String(digits);
  } else {
    return String(digits);
  }
}