hade_hoda_flutter/lib/common_ui/resources/my_text_style.dart

import 'package:flutter/material.dart';
import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';
import 'package:hadi_hoda_flutter/core/utils/my_device.dart';

class MYTextStyle {
  static const MYTextStyle _i = MYTextStyle._internal();

  const MYTextStyle._internal();

  factory MYTextStyle() => _i;

  static const String dinoKids = 'DinoKids';
  static const String notoSansArabic = 'NotoSansArabic';
  static const String marhey = 'Marhey';
  static const String baloo2 = 'Baloo_2';
  static const Color textColor = MyColors.white;

  static bool _isArabicOrPersianLanguage() {
    final selectedLanguage =
        (LocalStorage.readData(key: MyConstants.selectLanguage) ??
                MyConstants.defaultLanguage)
            .toString()
            .trim()
            .toLowerCase();
    final languageCode = selectedLanguage.split(RegExp(r'[_-]')).first;
    return languageCode == 'ar' || languageCode == 'fa';
  }

  static String _fontForLanguage(String defaultFont) {
    return _isArabicOrPersianLanguage() ? notoSansArabic : defaultFont;
  }

  static FontWeight _fontWeightForLanguage(FontWeight defaultWeight) {
    if (!_isArabicOrPersianLanguage()) return defaultWeight;
    return switch (defaultWeight) {
      FontWeight.w100 => FontWeight.w300,
      FontWeight.w200 => FontWeight.w400,
      FontWeight.w300 => FontWeight.w500,
      FontWeight.w400 => FontWeight.w600,
      FontWeight.w500 => FontWeight.w700,
      FontWeight.w600 => FontWeight.w800,
      FontWeight.w700 => FontWeight.w900,
      FontWeight.w800 => FontWeight.w900,
      FontWeight.w900 => FontWeight.w900,
      _ => defaultWeight,
    };
  }

  static TextStyle get titr0 => TextStyle(
    fontFamily: _fontForLanguage(marhey),
    fontWeight: _fontWeightForLanguage(FontWeight.w700),
    fontSize: MyDevice.fontSize(26),
    color: textColor,
  );

  static TextStyle get titr1 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w800),
    fontSize: MyDevice.fontSize(20),
    color: textColor,
  );

  static TextStyle get titr3 => TextStyle(
    fontFamily: _fontForLanguage(marhey),
    fontWeight: _fontWeightForLanguage(FontWeight.w600),
    fontSize: MyDevice.fontSize(18),
    color: textColor,
  );

  static TextStyle get titr4 => TextStyle(
    fontFamily: _fontForLanguage(marhey),
    fontWeight: _fontWeightForLanguage(FontWeight.w700),
    fontSize: MyDevice.fontSize(14),
    color: textColor,
  );

  static TextStyle get matn1 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w600),
    fontSize: MyDevice.fontSize(18),
    color: textColor,
  );

  static TextStyle get matn2_3 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w700),
    fontSize: MyDevice.fontSize(18),
    color: textColor,
  );

  static TextStyle get matn2_2 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w700),
    fontSize: MyDevice.fontSize(16),
    color: textColor,
  );

  static TextStyle get matn2 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w700),
    fontSize: MyDevice.fontSize(14),
    color: textColor,
  );

  static TextStyle get matn3 => TextStyle(
    fontFamily: _fontForLanguage(baloo2),
    fontWeight: _fontWeightForLanguage(FontWeight.w500),
    fontSize: MyDevice.fontSize(12),
    color: textColor,
  );

  static TextStyle get button1 => TextStyle(
    fontFamily: _fontForLanguage(dinoKids),
    fontWeight: _fontWeightForLanguage(FontWeight.w400),
    fontSize: MyDevice.fontSize(45),
    color: textColor,
  );

  static TextStyle get button2 => TextStyle(
    fontFamily: _fontForLanguage(dinoKids),
    fontWeight: _fontWeightForLanguage(FontWeight.w400),
    fontSize: MyDevice.fontSize(30),
    color: textColor,
  );
}