import 'dart:convert';

import 'package:common_utils/common_utils.dart';
import 'package:deep_voice/modules/agent/views/navigation_card.dart';
import 'weather_card.dart';
import 'music_card.dart';
import 'travel_card.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:intl/intl.dart';
import 'package:get_storage/get_storage.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) {
    final timeFormat = DateFormat('HH:mm');

    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 8),
      child: Row(
        mainAxisAlignment:
            isUser ? MainAxisAlignment.end : MainAxisAlignment.start,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          //if (!isUser) _buildAvatar(isUser, context),
          //const SizedBox(width: 8),
          Flexible(
            child: Column(
              crossAxisAlignment:
                  isUser ? CrossAxisAlignment.end : CrossAxisAlignment.start,
              children: [
                Container(
                  padding: hasImage
                      ? (message == '[图片]'
                          ? EdgeInsets.zero
                          : isUser
                              ? const EdgeInsets.fromLTRB(
                                  12, 12, 16, 12) // 用户消息右侧多一点内边距
                              : const EdgeInsets.fromLTRB(
                                  16, 12, 12, 12)) // AI消息左侧多一点内边距
                      : isUser
                          ? const EdgeInsets.fromLTRB(
                              12, 12, 16, 12) // 用户消息右侧多一点内边距
                          : const EdgeInsets.fromLTRB(
                              16, 12, 12, 12), // AI消息左侧多一点内边距
                  decoration: BoxDecoration(
                    color: _getBubbleColor(context),
                    borderRadius: BorderRadius.circular(18).copyWith(
                      topLeft: isUser
                          ? const Radius.circular(18)
                          : const Radius.circular(4),
                      topRight: !isUser
                          ? const Radius.circular(18)
                          : const Radius.circular(4),
                    ),
                    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)
                  Text(
                    timeFormat.format(timestamp),
                    style: TextStyle(
                      fontSize: 10,
                      color: Theme.of(context).brightness == Brightness.dark
                          ? Colors.grey[400]
                          : Colors.grey[500],
                      fontWeight: FontWeight.w400,
                    ),
                  ),
              ],
            ),
          ),
          //const SizedBox(width: 8),
          //if (isUser) _buildAvatar(isUser, context),
        ],
      ),
    );
  }

  /// 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
    }
  }

  /// 构建头像
  // Widget _buildAvatar(bool isUser, BuildContext context) {
  //   if (isUser) {
  //     final storage = GetStorage();
  //     final localAvatarPath = storage.read<String>('local_avatar') ?? '';

  //     return Container(
  //       width: 36,
  //       height: 36,
  //       decoration: BoxDecoration(
  //         color: localAvatarPath.isEmpty ? Colors.grey[300] : null,
  //         borderRadius: BorderRadius.circular(18),
  //         boxShadow: [
  //           BoxShadow(
  //             color: Colors.black.withOpacity(0.05),
  //             blurRadius: 2,
  //             offset: const Offset(0, 1),
  //           ),
  //         ],
  //       ),
  //       child: localAvatarPath.isNotEmpty
  //           ? ClipRRect(
  //               borderRadius: BorderRadius.circular(18),
  //               child: Image.file(
  //                 File(localAvatarPath),
  //                 fit: BoxFit.cover,
  //               ),
  //             )
  //           : Icon(
  //               Icons.person,
  //               color: Colors.grey[700],
  //               size: 20,
  //             ),
  //     );
  //   } else {
  //     // AI头像保持不变
  //     return Container(
  //       width: 36,
  //       height: 36,
  //       decoration: BoxDecoration(
  //         color: Theme.of(context).primaryColor,
  //         borderRadius: BorderRadius.circular(18),
  //         boxShadow: [
  //           BoxShadow(
  //             color: Colors.black.withOpacity(0.05),
  //             blurRadius: 2,
  //             offset: const Offset(0, 1),
  //           ),
  //         ],
  //       ),
  //       child: Icon(
  //         Icons.smart_toy_outlined,
  //         color: Colors.white,
  //         size: 20,
  //       ),
  //     );
  //   }
  // }

  /// 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(),
        ],
      );
    }

    // 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(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(imagePath!),
                width: 200,
                height: 200,
                fit: BoxFit.cover,
              ),
            ),
          ),
        ],
      );
    }

    // 判断消息内容，显示特殊卡片
    if (!isUser && meta != null) {
      // 判断消息类型，显示不同的卡片
      if (meta!.keys.contains('card_music')) {
        final musicId = meta!['card_music']['id'].toString();
        final musicName = meta!['card_music']['name'] as String;
        final musicUrl = meta!['card_music']['url'] as String;
        final musicSinger = meta!['card_music']['sgener'] as String;
        final musicImage = meta!['card_music']['image'] as String;
        //音乐卡片
        return buildMusicItem(
            context, musicId, musicName, musicUrl, musicSinger, musicImage);
      } else if (meta!.keys.contains('card_musiclist')) {
        final rawList = meta!['card_musiclist']['musics'] 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('card_weather')) {
        final city = meta!['card_weather']['city'] as String;
        final rawList = meta!['card_weather']['dayweather'] as List;
        final daylist =
            rawList.map((e) => Map<String, dynamic>.from(e)).toList();
        final now = meta!['card_weather']['day'] as Map<String, dynamic>;
        //天气
        return buildWeatherContent(
          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('card_navigation')) {
        final start = meta!['card_navigation']['start'] as String;
        final end = meta!['card_navigation']['end'] as String;
        final destination = meta!['card_navigation']['destination'] as String;
        final rawList = meta!['card_navigation']['items'] as List;
        final list = rawList.map((e) => Map<String, dynamic>.from(e)).toList();
        final rawNavigation = meta!['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);
      }

      // 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);
  }
}

/// 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,
          ),
        ],
      ),
    );
  }
}