import 'package:voitrans/core/utils/logger.dart';
import 'package:voitrans/modules/agent/views/google_navigation_card.dart';
import 'package:voitrans/modules/agent/views/music_card.dart';
import 'package:voitrans/modules/agent/views/qqmusic_card.dart';
import 'package:voitrans/modules/agent/views/weather_baidu.dart';

import '../../../data/models/song_model.dart';
import '../../../modules/agent/views/navigation_card.dart';
import 'weather_card.dart';
import 'travel_card.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:intl/intl.dart';
import 'dart:io';
import 'package:flutter_markdown/flutter_markdown.dart';

import '../controllers/agent_controller.dart';

/// 消息气泡组件
class MessageBubble extends GetView<AgentController> {
  final bool isUser;
  final String message;
  final DateTime timestamp;
  final bool isRecognizing;
  final bool hasImage;
  final String? imagePath;
  final Map? meta;

  const MessageBubble({
    Key? key,
    required this.isUser,
    required this.message,
    required this.timestamp,
    this.isRecognizing = false,
    this.hasImage = false,
    this.imagePath,
    this.meta,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 8),
      child: Row(
        mainAxisAlignment:
            isUser ? MainAxisAlignment.end : MainAxisAlignment.start,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Flexible(
            child: Column(
              crossAxisAlignment:
                  isUser ? CrossAxisAlignment.end : CrossAxisAlignment.start,
              children: [
                Container(
                  padding: (hasImage && message == '[图片]')
                      ? EdgeInsets.zero
                      : const EdgeInsets.all(12),
                  decoration: BoxDecoration(
                    color: _getBubbleColor(context),
                    borderRadius: BorderRadius.only(
                      topLeft: isUser
                          ? const Radius.circular(18)
                          : const Radius.circular(4),
                      topRight: isUser
                          ? const Radius.circular(4)
                          : const Radius.circular(18),
                      bottomLeft: const Radius.circular(18),
                      bottomRight: const Radius.circular(18),
                    ),
                    boxShadow: [
                      BoxShadow(
                        color: Colors.black.withOpacity(0.05),
                        blurRadius: 2,
                        offset: const Offset(0, 1),
                      ),
                    ],
                  ),
                  child: _buildMessageContent(context),
                ),
                const SizedBox(height: 4),
                // 识别中的消息不显示时间
                if (!isRecognizing)
                  Row(
                    mainAxisAlignment: isUser
                        ? MainAxisAlignment.end
                        : MainAxisAlignment.spaceBetween,
                    children: [
                      // 时间戳（左对齐或右对齐）
                      Text(
                        _formatTimestamp(timestamp),
                        style: TextStyle(
                          fontSize: 10,
                          color: Theme.of(context).brightness == Brightness.dark
                              ? Colors.grey[400]
                              : Colors.grey[500],
                          fontWeight: FontWeight.w400,
                        ),
                      ),
                      // AI标识（仅在AI消息时显示）
                      if (!isUser)
                        Padding(
                          padding: const EdgeInsets.only(left: 8),
                          child: Text(
                            "generatedByAi".tr, // 由AI生成
                            style: TextStyle(
                              fontSize: 8,
                              color: Colors.blue[600],
                              fontWeight: FontWeight.bold,
                              fontStyle: FontStyle.italic,
                            ),
                          ),
                        ),
                    ],
                  ),
              ],
            ),
          ),
        ],
      ),
    );
  }

  /// 获取气泡颜色
  Color _getBubbleColor(BuildContext context) {
    final isDarkMode = Theme.of(context).brightness == Brightness.dark;

    if (isUser) {
      return isRecognizing
          ? Color(0xFF3B82F6).withOpacity(0.8) // 识别中的用户消息使用半透明的蓝色
          : Color(0xFF3B82F6); // 使用更明亮的蓝色
    } else {
      return isDarkMode
          ? Color(0xFF2A2A2A)
          : Color(0xFFF1F5F9); // 根据主题调整AI消息背景色
    }
  }

  /// 构建消息内容
  Widget _buildMessageContent(BuildContext context) {
    // 如果是识别中的消息，添加特殊样式
    if (isRecognizing) {
      return Row(
        mainAxisSize: MainAxisSize.min,
        children: [
          Flexible(
            child: Text(
              message,
              style: const TextStyle(
                color: Colors.white,
                fontStyle: FontStyle.italic,
                fontSize: 14,
                height: 1.4,
              ),
              overflow: TextOverflow.ellipsis,
            ),
          ),
          const SizedBox(width: 8),
          _buildTypingIndicator(),
        ],
      );
    }

    if (!isUser && message.isEmpty) {
      return _buildTypingIndicator();
    }

    // 如果是图片消息，显示图片
    if (hasImage && imagePath != null) {
      // 如果消息是默认的[图片]标记，只显示图片
      if (message == '[图片]') {
        return Container(
          padding: const EdgeInsets.all(8),
          child: GestureDetector(
            onTap: () {
              // 点击图片时打开图片查看器
              Get.find<AgentController>()
                  .openImageViewer(context, imagePath ?? '');
            },
            child: ClipRRect(
              borderRadius: BorderRadius.circular(12),
              child: Image.file(
                File('${controller.AppDir.value}$imagePath'),
                width: 200,
                height: 200,
                fit: BoxFit.cover,
              ),
            ),
          ),
        );
      }

      // 如果消息是自定义文本，显示文本+图片
      return Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Text(
            message,
            style: TextStyle(
              color: isUser ? Colors.white : Colors.black87,
              fontSize: 14,
              height: 1.4,
              fontWeight: FontWeight.w400,
            ),
          ),
          const SizedBox(height: 8),
          GestureDetector(
            onTap: () {
              // 点击图片时打开图片查看器
              Get.find<AgentController>()
                  .openImageViewer(context, imagePath ?? '');
            },
            child: ClipRRect(
              borderRadius: BorderRadius.circular(12),
              child: Image.file(
                File('${controller.AppDir.value}$imagePath'),
                width: 200,
                height: 200,
                fit: BoxFit.cover,
              ),
            ),
          ),
        ],
      );
    }

    // 判断消息内容，显示特殊卡片
    if (!isUser && meta != null) {
      if (meta!.keys.contains('music_searchandplay_songs')) {
        final music_search_songs =
            meta!['music_searchandplay_songs'] as Map<String, dynamic>;
        final data = music_search_songs['data'];
        if (data != null && data is List) {
          final rawList = data as List? ?? [];
          final playlist =
              rawList.map((e) => Map<String, dynamic>.from(e)).toList();
          //音乐播放列表
          return buildMusicContent(context, playlist);
        }
      } else if (meta!.keys.contains('qqmusic_searchandplay_songs')) {
        final qqmusic_search_songs =
            meta!['qqmusic_searchandplay_songs'] as Map<String, dynamic>;
        final data = qqmusic_search_songs['data'];
        if (data != null && data is List) {
          //qq音乐
          final rawList = data as List? ?? [];
          final songList = rawList
              .map((item) {
                try {
                  return SongModel.fromJson(item);
                } catch (e) {
                  Logger.e('QQMusicPlaylist', '解析歌曲数据失败: $e, 数据: $item');
                  return null;
                }
              })
              .where((song) => song != null)
              .cast<SongModel>()
              .toList();
          //音乐播放列表
          return buildQQMusicContent(context, songList);
        }
      } else if (meta!.keys.contains('maps_weather')) {
        //高德的
        final maps_weather = meta!['maps_weather'] as Map<String, dynamic>;
        final city = maps_weather['city'];
        if (city != null) {
          final rawList = maps_weather['forecasts'] as List? ?? [];
          final daylist =
              rawList.map((e) => Map<String, dynamic>.from(e)).toList();
          final now = daylist.isNotEmpty ? daylist[0] : <String, dynamic>{};
          //天气
          return buildWeatherContent(
            context,
            city,
            now,
            daylist,
          );
        }
      } else if (meta!.keys.contains('map_weather')) {
        //百度的
        final map_weather = meta!['map_weather'] as Map<String, dynamic>;
        final status = map_weather['status'];
        if (status == 0) {
          final result = map_weather['result'] as Map<String, dynamic>;
          final city = result["location"]["city"] as String? ?? '';
          final rawList = result['forecasts'] as List? ?? [];
          final daylist =
              rawList.map((e) => Map<String, dynamic>.from(e)).toList();
          final now = daylist.isNotEmpty ? daylist[0] : <String, dynamic>{};
          //天气
          return buildWeatherBaiduContent(
            context,
            city,
            now,
            daylist,
          );
        }
      } else if (meta!.keys.contains('card_travel')) {
        final rawList = meta!['card_travel']['items'] as List? ?? [];
        final travellist =
            rawList.map((e) => Map<String, dynamic>.from(e)).toList();
        // 旅游
        return buildTravelContent(context, travellist);
      } else if (meta!.keys.contains('maps_route_navigation')) {
        final maps_route_navigation = meta!['maps_route_navigation'];
        if (maps_route_navigation is Map<String, dynamic>) {
          final card_navigation =
              maps_route_navigation["card_navigation"] as Map<String, dynamic>;
          final start = card_navigation['start'] as String? ?? '';
          final end = card_navigation['end'] as String? ?? '';
          final destination = card_navigation['destination'] as String? ?? '';
          final rawList = card_navigation['items'] as List? ?? null;
          if (rawList != null) {
            final list =
                rawList.map((e) => Map<String, dynamic>.from(e)).toList();
            final rawNavigation = card_navigation['navigation'];
            final Map<String, dynamic>? navigation =
                rawNavigation is Map<String, dynamic> ? rawNavigation : null;
            // print("导航实时数据 ${rawNavigation}");
            // 导航
            return navigationCard(context,
                start: start,
                end: end,
                destination: destination,
                modes: list,
                navigation: navigation);
          }
        }
      } else if (meta!.keys.contains('maps_google_route_navigation')) {
        final maps_google_route_navigation =
            meta!['maps_google_route_navigation'];
        if (maps_google_route_navigation is Map<String, dynamic>) {
          final data = maps_google_route_navigation['data'];
          if (data != null) {
            final origin = data['origin'] as String? ?? '';
            final destination = data['destination'] as String? ?? '';
            final end = data['end'] as String? ?? '';
            final rawList = data['items'] as List? ?? null;
            if (rawList != null) {
              final list =
                  rawList.map((e) => Map<String, dynamic>.from(e)).toList();
              final rawNavigation = data['navigation'];
              final Map<String, dynamic>? navigation =
                  rawNavigation is Map<String, dynamic> ? rawNavigation : null;
              // print("导航实时数据 ${rawNavigation}");
              // 导航
              return googlenavigationCard(context,
                  start: origin,
                  end: destination,
                  destination: end,
                  modes: list,
                  navigation: navigation);
            }
          }
        }
      }

      // if (message.contains('播放列表') || message.contains('音乐')) {
      //   return _buildMusicContent(context);
      // } else if (message.contains('景点') || message.contains('旅游')) {
      //   return _buildTravelContent(context);
      // } else if (message.contains('天气') ||
      //     message.contains('气温') ||
      //     message.contains('预报')) {
      //   return _buildWeatherContent(context);
      // }
    }

    // 使用Markdown渲染AI消息，用户消息仍然使用普通文本
    if (!isUser) {
      return MarkdownBody(
        data: message,
        styleSheet: MarkdownStyleSheet(
          p: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.white.withOpacity(0.9)
                : Colors.black87,
            fontSize: 14,
            height: 1.4,
            fontWeight: FontWeight.w400,
          ),
          h1: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.white
                : Colors.black,
            fontSize: 18,
            fontWeight: FontWeight.bold,
          ),
          h2: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.white
                : Colors.black,
            fontSize: 16,
            fontWeight: FontWeight.bold,
          ),
          h3: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.white
                : Colors.black,
            fontSize: 15,
            fontWeight: FontWeight.bold,
          ),
          code: TextStyle(
            backgroundColor: Theme.of(context).brightness == Brightness.dark
                ? Colors.grey[800]
                : Colors.grey[200],
            fontFamily: 'monospace',
            fontSize: 13,
          ),
          codeblockDecoration: BoxDecoration(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.grey[800]
                : Colors.grey[200],
            borderRadius: BorderRadius.circular(4),
          ),
          blockquote: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.grey[400]
                : Colors.grey[700],
            fontSize: 14,
            fontStyle: FontStyle.italic,
          ),
          blockquoteDecoration: BoxDecoration(
            border: Border(
              left: BorderSide(
                color: Theme.of(context).brightness == Brightness.dark
                    ? Colors.grey[600]!
                    : Colors.grey[400]!,
                width: 4,
              ),
            ),
          ),
          listBullet: TextStyle(
            color: Theme.of(context).brightness == Brightness.dark
                ? Colors.white.withOpacity(0.9)
                : Colors.black87,
            fontSize: 14,
          ),
        ),
        //selectable: true,
      );
    }
    // 用户消息仍然使用普通文本
    return Text(
      message,
      style: TextStyle(
        color: isUser
            ? Colors.white
            : (Theme.of(context).brightness == Brightness.dark
                ? Colors.white.withOpacity(0.9)
                : Colors.black87),
        fontSize: 14,
        height: 1.4,
        fontWeight: FontWeight.w400,
      ),
    );
  }

  /// 构建输入中的指示器
  Widget _buildTypingIndicator() {
    return SizedBox(
      width: 40,
      height: 20,
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
        children: [
          _buildDot(100),
          _buildDot(300),
          _buildDot(500),
        ],
      ),
    );
  }

  /// 构建动画点
  Widget _buildDot(int milliseconds) {
    return _AnimatedDot(delayMilliseconds: milliseconds);
  }

  /// 智能格式化时间戳
  String _formatTimestamp(DateTime messageTime) {
    final now = DateTime.now();
    final today = DateTime(now.year, now.month, now.day);
    final yesterday = today.subtract(const Duration(days: 1));
    final messageDate =
        DateTime(messageTime.year, messageTime.month, messageTime.day);

    // 计算时间差
    final difference = now.difference(messageTime);

    // 1分钟内显示"刚刚"
    if (difference.inMinutes < 1) {
      return 'justNow'.tr; // 刚刚
    }

    // 1小时内显示"X分钟前"
    if (difference.inHours < 1) {
      return 'minutesAgo'
          .trParams({'minutes': difference.inMinutes.toString()}); // X分钟前
    }

    // 今天的消息显示时间
    if (messageDate == today) {
      return DateFormat('HH:mm').format(messageTime);
    }

    // 昨天的消息显示"昨天 HH:mm"
    if (messageDate == yesterday) {
      return 'yesterday'.tr +
          ' ' +
          DateFormat('HH:mm').format(messageTime); // 昨天 HH:mm
    }

    // 本周内的消息显示"星期X HH:mm"
    if (difference.inDays < 7) {
      final weekday = _getWeekdayName(messageTime.weekday);
      return weekday + ' ' + DateFormat('HH:mm').format(messageTime);
    }

    // 今年的消息显示"MM-dd HH:mm"
    if (messageTime.year == now.year) {
      return DateFormat('MM-dd HH:mm').format(messageTime);
    }

    // 其他情况显示完整日期"yyyy-MM-dd HH:mm"
    return DateFormat('yyyy-MM-dd HH:mm').format(messageTime);
  }

  /// 获取星期名称
  String _getWeekdayName(int weekday) {
    switch (weekday) {
      case 1:
        return 'monday'.tr; // 星期一
      case 2:
        return 'tuesday'.tr; // 星期二
      case 3:
        return 'wednesday'.tr; // 星期三
      case 4:
        return 'thursday'.tr; // 星期四
      case 5:
        return 'friday'.tr; // 星期五
      case 6:
        return 'saturday'.tr; // 星期六
      case 7:
        return 'sunday'.tr; // 星期日
      default:
        return '';
    }
  }
}

/// 动画点组件
class _AnimatedDot extends StatefulWidget {
  final int delayMilliseconds;

  const _AnimatedDot({required this.delayMilliseconds});

  @override
  _AnimatedDotState createState() => _AnimatedDotState();
}

class _AnimatedDotState extends State<_AnimatedDot>
    with SingleTickerProviderStateMixin {
  late AnimationController _controller;
  late Animation<double> _animation;

  @override
  void initState() {
    super.initState();

    _controller = AnimationController(
      vsync: this,
      duration: const Duration(milliseconds: 1500),
    );

    _animation = Tween<double>(begin: 0, end: 6).animate(
      CurvedAnimation(
        parent: _controller,
        curve: Interval(0.0, 0.5, curve: Curves.easeOut),
        reverseCurve: Interval(0.5, 1.0, curve: Curves.easeIn),
      ),
    )..addListener(() {
        setState(() {});
      });

    Future.delayed(Duration(milliseconds: widget.delayMilliseconds), () {
      if (mounted) {
        _controller.repeat();
      }
    });
  }

  @override
  void dispose() {
    _controller.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      width: 6,
      height: 6,
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(3),
        boxShadow: [
          BoxShadow(
            color: Colors.white.withOpacity(0.5),
            blurRadius: _animation.value,
            spreadRadius: _animation.value / 2,
          ),
        ],
      ),
    );
  }
}