import 'package:flutter/material.dart';
import 'package:jydj/assets_tool/images.dart';

final holidayTheme = HolidayTheme._();

class HolidayTheme {
  HolidayTheme._();

  /// 节假日 → (主题编号, 桌面图标 index)；春节不换图标，icon 为 0
  static const Map<String, ({int theme, int icon})> _festivalMap = {
    '默认': (theme: 1, icon: 0),
    '清明节': (theme: 2, icon: 16),
    '端午节': (theme: 3, icon: 17),
    '劳动节': (theme: 4, icon: 18),
    '春节': (theme: 5, icon: 0),
  };

  int themeValue = 1;
  int iconIndex = 0;
  final HolidayThemeModel _model = HolidayThemeModel();

  static HolidayThemeModel get theme => holidayTheme._model;

  /// 是否打开节假日
  bool get openHoliday => themeValue > 1;

  void setThemeValue(String festival) {
    final cfg = _festivalMap[festival] ?? const (theme: 1, icon: 0);
    themeValue = cfg.theme;
    iconIndex = cfg.icon;
    final m = _model;
    m.current = themeValue;

    m.appIcon = _p('ic_launcher.webp');
    m.searchBgImg = _p('search_bg.webp');
    m.addPublish = _p('publish.png');
    m.vipBg = _p('mine_vip_bg.webp');
    m.coin = _p('mine_gold_enter.webp');
    m.agent = _p('mine_agent_enter.webp');
    m.vipEnter = _p('mine_vip_enter.webp');
    m.aiEnter = _p('mine_ai_enter.webp');

    m.homeNor = _p('home_0_0.png');
    m.homeSel = _p('home_0_1.png');
    m.shortNor = _p('home_1_0.png');
    m.shortSel = _p('home_1_1.png');
    m.darkNor = _p('home_2_0.png');
    m.darkSel = _p('home_2_1.png');
    m.aiNor = _p('home_3_0.png');
    m.aiSel = _p('home_3_1.png');
    m.communityNor = _p('home_4_0.png');
    m.communitySel = _p('home_4_1.png');
    m.mineNor = _p('home_5_0.png');
    m.mineSel = _p('home_5_1.png');

    // 默认三块背景都用 main_bg，仅 case 3/5 单独覆盖
    final mainBg = _p('main_bg.webp');
    m.mainBg = mainBg;
    m.findBg = mainBg;
    m.mineBg = mainBg;

    // 节日特有图标默认清空，避免切换主题后残留
    m.signIcon = '';
    m.broadcastIcon = '';

    switch (themeValue) {
      case 1:
        m.tabSelColor = const Color(0xffFFC000);
        m.tabNorColor = const Color(0x59FFFFFF);
        m.searchBgColor = Colors.black.withValues(alpha: 0.08);
        m.searchTxColor = const Color(0xff999999);
        break;
      case 2:
        m.tabSelColor = const Color(0xff00BBB8);
        m.tabNorColor = const Color(0xff5D6573);
        m.searchBgColor = const Color(0xff41D0AB);
        m.searchTxColor = Colors.white;
        break;
      case 3:
        m.tabSelColor = const Color(0xff07738D);
        m.tabNorColor = const Color(0xff5D6573);
        m.searchBgColor = const Color(0xff8EC58E);
        m.searchTxColor = Colors.white;
        m.findBg = _p('find_bg.webp');
        m.mineBg = _p('mine_bg.webp');
        break;
      case 4:
        m.tabSelColor = const Color(0xffBE0209);
        m.tabNorColor = const Color(0xff6C6C6C);
        m.searchBgColor = const Color(0xffD7221D);
        m.searchTxColor = Colors.white;
        break;
      case 5:
        m.tabSelColor = const Color(0xffFFC000);
        m.tabNorColor = const Color(0xff989898);
        m.searchBgColor = Colors.black.withValues(alpha: 0.08);
        m.searchTxColor = Colors.white;
        m.mineBg = _p('mine_bg.webp');
        m.signIcon = _p('sign_icon.png');
        m.broadcastIcon = _p('icon_broadcast.png');
        break;
    }
  }

  String _p(String name) => '$themeValue/$name'.holidayPath;
}

class HolidayThemeModel {
  int current = 1;

  String appIcon = '';
  String searchBgImg = '';
  String addPublish = '';
  String vipBg = '';
  String coin = '';
  String agent = '';
  String vipEnter = '';
  String aiEnter = '';

  String homeNor = '';
  String homeSel = '';
  String shortNor = '';
  String shortSel = '';
  String darkNor = '';
  String darkSel = '';
  String aiNor = '';
  String aiSel = '';
  String communityNor = '';
  String communitySel = '';
  String mineNor = '';
  String mineSel = '';

  String mainBg = '';
  String findBg = '';
  String mineBg = '';

  String signIcon = '';
  String broadcastIcon = '';

  Color tabNorColor = const Color(0x59FFFFFF);
  Color tabSelColor = const Color(0xffFFC000);
  Color searchBgColor = Colors.black;
  Color searchTxColor = const Color(0xff999999);
}