ex_theme_mode.dart

import 'package:flutter/material.dart';
import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';

import 'theme_data.dart';

// If you change the order, the order in which it is displayed also changes
enum ExThemeMode {
  system,
  light,
  dark,
  makoGreen,
  darkGreen,
}

extension Extension on ExThemeMode {
  /// No duplicate/unchanged numbers
  int get id {
    switch (this) {
      case ExThemeMode.system:
        return 1000;
      case ExThemeMode.light:
        return 1001;
      case ExThemeMode.dark:
        return 1002;
      case ExThemeMode.darkGreen:
        return 1003;
      case ExThemeMode.makoGreen:
        return 1004;
    }
    return 0;
  }

  /// Display names
  String get name {
    switch (this) {
      case ExThemeMode.system:
        return 'System';
      case ExThemeMode.light:
        return 'Lignt';
      case ExThemeMode.dark:
        return 'Dark';
      case ExThemeMode.darkGreen:
        return 'Dark Green';
      case ExThemeMode.makoGreen:
        return 'Mako';
    }
    return null;
  }

  /// Display descriptions
  String get description {
    switch (this) {
      case ExThemeMode.system:
        return 'System setting';
      case ExThemeMode.light:
        return 'Default light theme';
      case ExThemeMode.dark:
        return 'Default dark theme';
      case ExThemeMode.darkGreen:
        return 'Green dark theme';
      case ExThemeMode.makoGreen:
        return 'Lifestream-inspired theme';
    }
    return null;
  }

  /// Themes icon
  IconData get icon {
    switch (this) {
      case ExThemeMode.system:
        return Icons.settings;
      case ExThemeMode.light:
        return MdiIcons.weatherSunny;
      case ExThemeMode.dark:
        return MdiIcons.weatherNight;
      case ExThemeMode.darkGreen:
        return MdiIcons.tree;
      case ExThemeMode.makoGreen:
        return MdiIcons.sword;
    }
    return null;
  }

  /// Theme by ExThemeMode
  ThemeData get themeData {
    switch (this) {
      case ExThemeMode.system:
        return simpleLightTheme;

      case ExThemeMode.light:
        return simpleLightTheme;

      case ExThemeMode.dark:
        return simpleDarkTheme;

      case ExThemeMode.darkGreen:
        return darkGreenTheme;

      case ExThemeMode.makoGreen:
        return makoGreenTheme;
    }
    return null;
  }

  /// Theme by ExThemeMode for Dark mode
  ThemeData get darkThemeData {
    switch (this) {
      case ExThemeMode.system:
        return simpleDarkTheme;

      default:
        return null;
    }
  }
}