import 'dart:io';

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:music_player_miao/api/api_songlist.dart';
import 'package:music_player_miao/common_widget/app_data.dart';
import 'package:music_player_miao/models/songlist_bean.dart';
import 'package:music_player_miao/models/universal_bean.dart';
import 'package:music_player_miao/view/begin/begin_view.dart';
import 'package:music_player_miao/view/user/my_download_view.dart';
import 'package:music_player_miao/view/user/my_music_view.dart';
import 'package:music_player_miao/view/user/user_info.dart';
import 'package:music_player_miao/widget/text_field.dart';
import '../../../view_model/home_view_model.dart';
import '../../api/api_client.dart';
import '../../common/download_manager.dart';
import '../../models/search_bean.dart';
import 'my_work_view.dart';

class UserView extends StatefulWidget {
  const UserView({super.key});

  @override
  State<UserView> createState() => _UserViewState();
}

class _UserViewState extends State<UserView> {
  final homeVM = Get.put(HomeViewModel());
  final TextEditingController _controller = TextEditingController();
  int playlistCount = 0;
  List playlistNames = [];
  List<int> playlistid = [];
  int downloadCount = 0;
  String avatar = AppData().currentAvatar;
  String username = AppData().currentUsername;

  final downloadManager = Get.put(DownloadManager());

  @override
  void initState() {
    super.initState();
    _fetchSonglistData();
    downloadCount = downloadManager.completedNumber();
  }

  Future<void> _fetchSonglistData() async {
    try {
      SearchBean bean2 = await SonglistApi().getSonglist(
        Authorization: AppData().currentToken,
      );

      setState(() {
        playlistNames = bean2.data!.map((data) => data.name!).toList();
        playlistid = bean2.data!.map((data) => data.id!).toList(); // 确保这里的id是int类型
        playlistCount = playlistNames.length;
      });
    } catch (error) {
      print('Error fetching songlist data: $error');
    }
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      decoration: const BoxDecoration(
        image: DecorationImage(
          image: AssetImage("assets/img/app_bg.png"),
          fit: BoxFit.cover,
        ),
      ),
      child: Scaffold(
        resizeToAvoidBottomInset: false,
        backgroundColor: Colors.transparent,
        body: SingleChildScrollView(
          child: Padding(
            padding: const EdgeInsets.only(left: 15, right: 15, top: 55),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                ///头部--头像、昵称、下弹框
                Padding(
                  padding:
                      const EdgeInsets.only(left: 15, right: 10, bottom: 30),
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: [
                      Row(
                        children: [
                          Image.network(
                            avatar,
                            width: 64,
                            height: 64,
                          ),
                          const SizedBox(
                            width: 25,
                          ),
                          Text(
                            username,
                            style: const TextStyle(fontSize: 20),
                          )
                        ],
                      ),
                      IconButton(
                          onPressed: () {
                            _bottomSheet(context);
                          },
                          icon: Image.asset("assets/img/user_more.png"))
                    ],
                  ),
                ),
                ///我的音乐库
                const Text(
                  '我的音乐库',
                  style: TextStyle(fontSize: 20, fontWeight: FontWeight.w500),
                ),
                Container(
                    padding: const EdgeInsets.only(
                        left: 15, right: 15, top: 20, bottom: 20),

                    //我的收藏
                    child: Column(
                      mainAxisAlignment: MainAxisAlignment.start,
                      children: [
                        InkWell(
                          onTap: () {
                            Get.to(const MyMusicView());
                          },
                          child: Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Image.asset("assets/img/artist_pic.png"),
                              const Column(
                                crossAxisAlignment: CrossAxisAlignment.start,
                                children: [
                                  Text(
                                    "我的收藏",
                                    style: TextStyle(fontSize: 20),
                                  ),
                                  Text(
                                    "19首",
                                    style: TextStyle(fontSize: 16),
                                  ),
                                ],
                              ),
                              const SizedBox(
                                width: 80,
                              ),
                              Image.asset(
                                "assets/img/user_next.png",
                              )
                            ],
                          ),
                        ),
                        const SizedBox(
                          height: 10,
                        ),

                        //我的收藏和本地下载分界
                        InkWell(
                          onTap: () async {
                            final result = await Get.to(const MyDownloadView());

                            if (result == true) {
                              setState(() {
                                downloadCount = downloadManager.completedNumber();
                              });
                            }

                          },
                          child: Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Image.asset("assets/img/artist_pic.png"),
                              Column(
                                crossAxisAlignment: CrossAxisAlignment.start,
                                children: [
                                  const Text(
                                    "本地下载",
                                    style: TextStyle(fontSize: 20),
                                  ),
                                  Text(
                                    '${downloadCount}首',
                                    style: TextStyle(fontSize: 16),
                                  ),
                                ],
                              ),
                              const SizedBox(
                                width: 80,
                              ),
                              Image.asset(
                                "assets/img/user_next.png",
                              )
                            ],
                          ),
                        ),
                      ],
                    )),
                ///歌单
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Text(
                      '歌单 $playlistCount',
                      style: const TextStyle(
                          fontSize: 20, fontWeight: FontWeight.w500),
                    ),
                    Row(
                      children: [
                        IconButton(
                            onPressed: () {
                              _showAddPlaylistDialog();
                            },
                            icon: Image.asset(
                              "assets/img/user_add.png",
                              width: 31,
                              color: const Color(0xff404040),
                            )),
                        IconButton(
                            onPressed: () {},
                            icon: Image.asset("assets/img/user_export.png",
                                width: 31))
                      ],
                    )
                  ],
                ),
                Container(
                  padding: const EdgeInsets.only(left: 15, right: 15, top: 10, bottom: 5),
                  child: ListView.builder(
                    shrinkWrap: true, // 使得ListView适应内容高度
                    itemCount: playlistNames.length, // 根据歌单数量动态设置itemCount
                    itemBuilder: (context, index) {
                      return InkWell(
                        onTap: () {
                          print('点击成功');
                          Get.to(MyMusicView(songlistIdd: playlistid[index]));
                          // 点击歌单时的回调，可以导航到歌单详情页
                          //待添加
                        },
                        child: Row(
                          mainAxisAlignment: MainAxisAlignment.spaceBetween,
                          children: [
                            Image.asset("assets/img/artist_pic.png"),
                            Column(
                              crossAxisAlignment: CrossAxisAlignment.start,
                              children: [
                                Text(
                                  playlistNames[index], // 动态显示歌单名称
                                  style: TextStyle(fontSize: 20),
                                ),
                                Text(
                                  '$playlistCount首', // 动态显示歌曲数量
                                  style: TextStyle(fontSize: 16),
                                ),
                              ],
                            ),
                            const SizedBox(width: 80),
                            Image.asset("assets/img/user_next.png"),
                          ],
                        ),
                      );
                    },
                  ),
                ),
                InkWell(
                  onTap: () {
                    Get.to(const MyMusicView());
                  },
                  child: Column(
                    children: List.generate(playlistNames.length, (index) {
                      return Dismissible(
                        key: Key(playlistNames[index]),
                        direction: DismissDirection.endToStart,
                        background: Container(
                          color: Colors.red,
                          alignment: Alignment.centerRight,
                          padding: const EdgeInsets.only(right: 20.0),
                          child: const Icon(
                            Icons.delete,
                            color: Colors.white,
                          ),
                        ),
                        confirmDismiss: (direction) async {
                          return await _showDeleteConfirmationDialog(
                              context, index);
                        },
                        onDismissed: (direction) {
                          setState(() {
                            playlistNames.removeAt(index);
                            playlistid.removeAt(index);
                            playlistCount--;
                          });
                        },
                        child: ListTile(
                          title: Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Row(
                                children: [
                                  Image.asset("assets/img/artist_pic.png"),
                                  const SizedBox(
                                    width: 30,
                                  ),
                                  Column(
                                    crossAxisAlignment:
                                        CrossAxisAlignment.start,
                                    children: [
                                      Text(
                                        playlistNames[index],
                                        style: const TextStyle(fontSize: 18),
                                      ),
                                      const Text(
                                        '0首',
                                        style: TextStyle(fontSize: 18),
                                      ),
                                    ],
                                  ),
                                ],
                              ),
                              Image.asset(
                                "assets/img/user_next.png",
                              )
                            ],
                          ),
                        ),
                      );
                    }),
                  ),
                ),
                const SizedBox(
                  height: 20,
                ),

                const Text(
                  '已发布音乐10',
                  style: TextStyle(fontSize: 20, fontWeight: FontWeight.w500),
                ),
                Container(
                    padding: const EdgeInsets.only(
                        left: 15, right: 20, top: 20, bottom: 10),
                    child: Column(
                      mainAxisAlignment: MainAxisAlignment.start,
                      children: [
                        InkWell(
                          onTap: () {
                            Get.to(const MyWorkView());
                          },
                          child: Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Image.asset("assets/img/artist_pic.png"),
                              const Column(
                                crossAxisAlignment: CrossAxisAlignment.start,
                                children: [
                                  Text(
                                    "我的作品",
                                    style: TextStyle(fontSize: 20),
                                  ),
                                  Text(
                                    "10首",
                                    style: TextStyle(fontSize: 16),
                                  ),
                                ],
                              ),
                              const SizedBox(
                                width: 80,
                              ),
                              Image.asset(
                                "assets/img/user_next.png",
                              )
                            ],
                          ),
                        ),
                      ],
                    )),
              ],
            ),
          ),
        ),
      ),
    );
  }

  ///下弹框--退出，个人信息修改
  Future _bottomSheet(BuildContext context) {
    return showModalBottomSheet(
      context: context,
      backgroundColor: Colors.white,
      shape: const RoundedRectangleBorder(
        borderRadius: BorderRadius.vertical(top: Radius.circular(30)),
      ),
      isScrollControlled: true, // 设置弹出框根据内容高度自适应
      builder: (context) => Padding(
        padding: const EdgeInsets.only(top: 20),
        child: Column(
          mainAxisSize: MainAxisSize.min, // 使Column高度适应内容
          crossAxisAlignment: CrossAxisAlignment.stretch,
          children: [
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceEvenly,
              children: [
                Column(
                  children: [
                    IconButton(
                      onPressed: () async {
                        Navigator.pop(context);
                        bool result = await Get.to(const UserInfo());
                        if (result) {
                          setState(() {
                            avatar = AppData().currentAvatar;
                            username = AppData().currentUsername;
                          });
                        }
                      },
                      icon: Image.asset("assets/img/user_infor.png"),
                      iconSize: 60,
                    ),
                    const Text("账户信息")
                  ],
                ),
                Column(
                  children: [
                    IconButton(
                      onPressed: () async {
                        Navigator.pop(context);
                        UniversalBean bean = await LogoutApiClient().logout(
                          Authorization: AppData().currentToken,
                        );
                        if (bean.code == 200) {
                          Get.to(const BeginView());
                        }
                      },
                      icon: Image.asset("assets/img/user_out.png"),
                      iconSize: 60,
                    ),
                    const Text("退出登录")
                  ],
                ),
              ],
            ),
            const SizedBox(height: 30),
          ],
        ),
      ),
    );
  }

  ///弹出框--添加歌单
  void _showAddPlaylistDialog() {
    _controller.clear();
    showDialog(
      context: context,
      builder: (BuildContext context) {
        return AlertDialog(
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(10),
          ),
          title: const Center(
            child: Text(
              "新建歌单",
              style: TextStyle(fontSize: 20),
            ),
          ),
          content: TextFieldColor(controller: _controller, hintText: '请输入歌单名称'),
          actions: <Widget>[
            TextButton(
              onPressed: () {
                Navigator.of(context).pop();
              },
              style: TextButton.styleFrom(
                backgroundColor: const Color(0xff429482),
                minimumSize: const Size(130, 50),
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(5.0),
                ),
              ),
              child: const Text(
                "取消",
                style: TextStyle(color: Colors.white),
              ),
            ),
            TextButton(
              onPressed: () async {
                Navigator.of(context).pop();
                String enteredSongName = _controller.text;
                playlistCount++;
                // Add the new playlist
                setState(() {
                  playlistNames.add(enteredSongName);
                });
                SonglistBean bean = await SonglistApi().addSonglist(
                    songlistName: _controller.text,
                    Authorization: AppData().currentToken);
              },
              style: TextButton.styleFrom(
                backgroundColor: const Color(0xff429482),
                minimumSize: const Size(130, 50),
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(5.0),
                ),
              ),
              child: const Text(
                "确认",
                style: TextStyle(color: Colors.white),
              ),
            ),
          ],
        );
      },
    );
  }

  ///删除
  Future<bool> _showDeleteConfirmationDialog(
      BuildContext context, int index) async {
    bool confirmDelete = await showDialog(
      context: context,
      builder: (BuildContext context) {
        return AlertDialog(
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(10),
          ),
          title: Image.asset(
            "assets/img/warning.png",
            width: 47,
            height: 46,
          ),
          content: const Text(
            "确认删除?",
            textAlign: TextAlign.center,
          ),
          actions: [
            TextButton(
              onPressed: () {
                Navigator.of(context).pop(false);
              },
              style: TextButton.styleFrom(
                backgroundColor: const Color(0xff429482),
                minimumSize: const Size(130, 50),
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(5.0),
                ),
              ),
              child: const Text(
                "取消",
                style: TextStyle(color: Colors.white),
              ),
            ),
            TextButton(
              onPressed: () async {
                Navigator.of(context).pop(true);
                UniversalBean bean = await SonglistApi().delSonglist(
                  Authorization: AppData().currentToken,
                  id: playlistid[index],
                );
              },
              style: TextButton.styleFrom(
                backgroundColor: const Color(0xff429482),
                minimumSize: const Size(130, 50),
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(5.0),
                ),
              ),
              child: const Text(
                "确认",
                style: TextStyle(color: Colors.white),
              ),
            ),
          ],
        );
      },
    );

    return confirmDelete == true;
  }
}