import 'package:fikoyt_ui/services/fikoyt_core.service.dart';
import 'package:fikoyt_ui/ui/dialogs/fiko_dialog_ayarlari.dart';
import 'package:flutter/material.dart';
import 'package:intl/date_symbol_data_local.dart';
import 'package:intl/intl.dart';

extension FikoDateTime on DateTime {
  String? string(String pattern) {
    try {
      return DateFormat(pattern).format(this);
    } catch (e) {
      return null;
    }
  }

  String formatla(String format) {
    initializeDateFormatting();
    DateFormat dateFormat = DateFormat(format, "tr_tr");
    return dateFormat.format(this);
  }

  DateTime? formattan(String format, String tarih) {
    DateFormat dateFormat = DateFormat(format, "tr_tr");
    return dateFormat.tryParse(tarih);
  }

  String farkToString(DateTime? tarih) {
    tarih = tarih ?? DateTime.now();

    return toIso8601String();
  }

  DateTime ayinIlkGunu() {
    return DateTime(year, month, 1, 0, 0, 0, 0, 0);
  }

  DateTime ayinSonGunu() {
    // final date = month < 12 ? DateTime.utc(year, month + 1, 1, 23, 59, 59, 99999, 99999) : DateTime(year + 1, 1, 1, 23, 59, 59, 99999, 99999);

    return DateTime(year, month + 1, 0);
  }

  DateTime yilinIlkGunu() {
    return DateTime(year, 1, 1, 0, 0, 0, 0, 0);
  }

  DateTime yilinSonGunu() {
    // final date = month < 12 ? DateTime.utc(year, month + 1, 1, 23, 59, 59, 99999, 99999) : DateTime(year + 1, 1, 1, 23, 59, 59, 99999, 99999);

    return DateTime(year, 12, 31, 23, 59, 59, 59, 0);
  }

  DateTime ilkSaatler() {
    return DateTime(year, month, day, 0, 0, 0, 0, 0);
  }

  DateTime sonSaatler() {
    // final date = month < 12 ? DateTime.utc(year, month + 1, 1, 23, 59, 59, 99999, 99999) : DateTime(year + 1, 1, 1, 23, 59, 59, 99999, 99999);

    return DateTime(year, month, day, 23, 59, 59, 59, 0);
  }

  bool isAfterOrEqualTo(DateTime dateTime) {
    final date = this;
    final isAtSameMomentAs = dateTime.isAtSameMomentAs(date);
    return isAtSameMomentAs | date.isAfter(dateTime);
  }

  bool isBeforeOrEqualTo(DateTime dateTime) {
    final date = this;
    final isAtSameMomentAs = dateTime.isAtSameMomentAs(date);
    return isAtSameMomentAs | date.isBefore(dateTime);
  }

  bool? miArasinda(
    DateTime fromDateTime,
    DateTime toDateTime,
  ) {
    final date = this;
    final isAfter = date.isAfterOrEqualTo(fromDateTime);
    final isBefore = date.isBeforeOrEqualTo(toDateTime);
    return isAfter && isBefore;
  }

  TimeOfDay gununSaati() {
    TimeOfDay time = TimeOfDay(hour: hour, minute: minute);
    return time;
  }

  DateTime ayarlaGununSaati(TimeOfDay? saat) {
    if (saat == null) this;
    TimeOfDay time = TimeOfDay(hour: saat!.hour, minute: saat.minute);
    DateTime currentDateTime = DateTime(year, month, day, time.hour, time.minute);
    return currentDateTime;
  }

  ayarlaTarih(DateTime tarih) {
    return DateTime(tarih.year, tarih.month, tarih.day, hour, minute, second, millisecond, microsecond);
  }

  Future<DateTime?> saatSec(BuildContext context, {TimeOfDay? gecerliSaat}) async {
    gecerliSaat ??= TimeOfDay(hour: hour, minute: minute);

    TimeOfDay? value = await showTimePicker(context: context, initialTime: gecerliSaat);

    if (value == null) return null;

    DateTime rslt = DateTime(year, month, day, value.hour, value.minute, 0, 0, 0);

    return rslt;
  }

  Future<DateTime?> tarihSec(
    BuildContext context, {
    DateTime? gecerliTarihSaat,
    DateTime? varsayilanTarihSaat,
    FikoDialogAyarlari? ayarlar,
  }) async {
    gecerliTarihSaat ??= DateTime(year, month, day, hour, minute, second, millisecond, microsecond);

    DateTime value = await FikoYTCoreService.tarihSec(
          context,
          varsayilanTarih: gecerliTarihSaat,
          ayarlar: ayarlar,
        ) ??
        DateTime.now();

    DateTime rslt = DateTime(value.year, value.month, value.day, hour, minute, second, millisecond, microsecond);

    return rslt;
  }
}