import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../providers/theme_provider.dart';
import 'package:google_fonts/google_fonts.dart';
import '../contextual_help_icon.dart';
import '../../theme/app_colors.dart';

class LevelTitleCard extends ConsumerWidget {
  const LevelTitleCard({super.key});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final userProfile = ref.watch(userProfileProvider);
    final totalExp = userProfile.totalExp;
    final appColors = Theme.of(context).extension<AppColors>()!;

    final level = userProfile.level;
    final title = userProfile.title;
    final progress = userProfile.nextLevelProgress;
    final expToNext = userProfile.expToNextLevel;

    return Container(
      width: double.infinity,
      padding: const EdgeInsets.all(20),
      decoration: BoxDecoration(
        color: Theme.of(context).cardColor,
        borderRadius: BorderRadius.circular(20),
        boxShadow: [
           BoxShadow(
              color: Colors.black.withValues(alpha: 0.05),
              blurRadius: 10,
              offset: const Offset(0, 4),
           ),
        ],
        border: Border.all(
          color: Theme.of(context).dividerColor.withValues(alpha: 0.1),
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
                Expanded(
                  child: Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    children: [
                       Row(
                         children: [
                           Text(
                             '現在の称号',
                             style: Theme.of(context).textTheme.titleSmall?.copyWith(
                               fontWeight: FontWeight.bold,
                             ),
                           ),
                           const SizedBox(width: 4),
                           ContextualHelpIcon(
                             title: 'レベルと称号について',
                             customContent: _buildLevelHelpContent(context),
                           ),
                         ],
                       ),
                       const SizedBox(height: 4),
                        Row(
                          crossAxisAlignment: CrossAxisAlignment.end,
                          children: [
                            Expanded(
                              child: Text(
                                title,
                                style: GoogleFonts.zenOldMincho(
                                  fontSize: 28,
                                  fontWeight: FontWeight.bold,
                                  color: appColors.brandPrimary,
                                ),
                              ),
                            ),
                            Container(
                              padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
                              margin: const EdgeInsets.only(bottom: 4, left: 8), // Align baseline-ish
                              decoration: BoxDecoration(
                                color: appColors.brandPrimary.withValues(alpha: 0.1),
                                borderRadius: BorderRadius.circular(12),
                                border: Border.all(color: appColors.brandPrimary.withValues(alpha: 0.3)),
                              ),
                            child: Text(
                                'Lv.$level',
                                style: TextStyle(
                                  fontWeight: FontWeight.w900,
                                  fontSize: 16,
                                  color: appColors.brandPrimary,
                                ),
                              ),
                            ),
                          ],
                        ),
                     ],
                   ),
                 ),

            ],
          ),
          const SizedBox(height: 20),
          
          // Progress Bar
          ClipRRect(
            borderRadius: BorderRadius.circular(4),
            child: LinearProgressIndicator(
              value: progress,
              minHeight: 8,
              backgroundColor: appColors.divider,
              valueColor: AlwaysStoppedAnimation<Color>(appColors.brandPrimary),
            ),
          ),
          const SizedBox(height: 8),

          // EXP Text
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              Text(
                'Total EXP: $totalExp',
                style: TextStyle(fontSize: 12, color: appColors.textSecondary),
              ),
               Text(
                expToNext > 0 ? '次のレベルまで: ${expToNext}exp' : 'Max Level',
                style: TextStyle(
                  fontSize: 12,
                  color: appColors.brandPrimary,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }
  
  static Widget _buildLevelHelpContent(BuildContext context) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text(
          'レベルの上げ方',
          style: Theme.of(context).textTheme.titleSmall?.copyWith(
            fontWeight: FontWeight.bold,
          ),
        ),
        const SizedBox(height: 8),
        Text(
          '日本酒を1本登録するごとに 10 EXP 獲得できます。\nメニューを作成するとボーナスが入ることも！',
          style: Theme.of(context).textTheme.bodyMedium?.copyWith(
            height: 1.6,
          ),
        ),
        const SizedBox(height: 16),
        Text(
          '称号一覧',
          style: Theme.of(context).textTheme.titleSmall?.copyWith(
            fontWeight: FontWeight.bold,
          ),
        ),
        const SizedBox(height: 8),
        _buildLevelTable(context),
      ],
    );
  }
  
  static Widget _buildLevelTable(BuildContext context) {
    // Level data from LevelCalculator
    final levels = [
      {'level': 1, 'requiredExp': 0, 'title': '見習い'},
      {'level': 2, 'requiredExp': 10, 'title': '歩き飲み'},
      {'level': 5, 'requiredExp': 50, 'title': '嗜み人'},
      {'level': 10, 'requiredExp': 100, 'title': '呑兵衛'},
      {'level': 20, 'requiredExp': 200, 'title': '酒豪'},
      {'level': 30, 'requiredExp': 300, 'title': '利き酒師'},
      {'level': 50, 'requiredExp': 500, 'title': '日本酒伝道師'},
      {'level': 100, 'requiredExp': 1000, 'title': 'ポンシュマスター'},
    ];
    
    return Container(
      decoration: BoxDecoration(
        color: Theme.of(context).colorScheme.surfaceContainerHighest.withValues(alpha: 0.3),
        borderRadius: BorderRadius.circular(8),
      ),
      child: SingleChildScrollView(
        scrollDirection: Axis.horizontal,
        child: DataTable(
          headingRowHeight: 40,
          dataRowMinHeight: 32,
          dataRowMaxHeight: 32,
          columns: [
            DataColumn(
              label: Text(
                'Lv',
                style: TextStyle(
                  fontSize: 12,
                  color: Theme.of(context).colorScheme.onSurface,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
            DataColumn(
              label: Text(
                '称号',
                style: TextStyle(
                  fontSize: 12,
                  color: Theme.of(context).colorScheme.onSurface,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
            DataColumn(
              label: Text(
                '必要EXP',
                style: TextStyle(
                  fontSize: 12,
                  color: Theme.of(context).colorScheme.onSurface,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
          ],
          rows: levels.map((levelData) {
            return DataRow(
              cells: [
                DataCell(Text((levelData['level'] as int).toString(), style: const TextStyle(fontSize: 12))),
                DataCell(Text(levelData['title'] as String, style: const TextStyle(fontSize: 12))),
                DataCell(Text((levelData['requiredExp'] as int).toString(), style: const TextStyle(fontSize: 12))),
              ],
            );
          }).toList(),
        ),
      ),
    );
  }
}