import 'package:dating_touchme_app/controller/discover/room_controller.dart';
import 'package:dating_touchme_app/controller/global.dart';
import 'package:dating_touchme_app/controller/overlay_controller.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:tdesign_flutter/tdesign_flutter.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get.dart';
import 'package:wakelock_plus/wakelock_plus.dart';
import 'package:dating_touchme_app/widget/live/live_room_user_header.dart';
import 'package:dating_touchme_app/widget/live/live_room_anchor_showcase.dart';
import 'package:dating_touchme_app/widget/live/live_room_active_speaker.dart';
import 'package:dating_touchme_app/widget/live/live_room_notice_chat_panel.dart';
import 'package:dating_touchme_app/widget/live/live_room_action_bar.dart';
import 'package:dating_touchme_app/widget/live/live_gift_popup.dart';
import 'package:dating_touchme_app/widget/live/live_recharge_popup.dart';
import 'package:dating_touchme_app/widget/live/svga_player_widget.dart';

class LiveRoomPage extends StatefulWidget {
  final int id;
  const LiveRoomPage({super.key, required this.id});

  @override
  State<LiveRoomPage> createState() => _LiveRoomPageState();
}

class _LiveRoomPageState extends State<LiveRoomPage> {
  late final RoomController _roomController;
  late final OverlayController _overlayController;
  String message = '';
  final TextEditingController _messageController = TextEditingController();

  final activeGift = ValueNotifier<int?>(null);

  final giftNum = ValueNotifier<int>(1);

  changeActive(int index) {
    activeGift.value = index;
    setState(() {});
  }

  @override
  void initState() {
    super.initState();
    _roomController = Get.isRegistered<RoomController>()
        ? Get.find<RoomController>()
        : Get.put(RoomController());
    _overlayController = Get.find<OverlayController>();
    // 进入直播间时，确保隐藏小窗口（延迟到 build 完成后执行，避免在 build 过程中触发 setState）
    WidgetsBinding.instance.addPostFrameCallback((_) {
      _overlayController.hide();
    });
    // 启用屏幕常亮
    WakelockPlus.enable();
    // 如果当前用户是男性，请求连麦卡片信息
    _loadLinkMicCard();
    // 请求玫瑰数量
    _loadRoseCount();
  }

  /// 加载连麦卡片信息（仅男性用户）
  Future<void> _loadLinkMicCard() async {
    final userData = GlobalData().userData;
    if (userData?.genderCode == 0) {
      // 男性用户才请求
      await _roomController.getUserPropLinkMicCard();
    }
  }

  /// 加载玫瑰数量
  Future<void> _loadRoseCount() async {
    await _roomController.getVirtualAccount();
  }

  @override
  void dispose() {
    // 禁用屏幕常亮
    WakelockPlus.disable();
    _messageController.dispose();
    // 退出房间时清空RTM消息
    if (Get.isRegistered<RoomController>()) {
      final roomController = Get.find<RoomController>();
      roomController.chatMessages.clear();
    }
    super.dispose();
  }

  /// 发送消息
  Future<void> _sendMessage() async {
    final content = _messageController.text.trim();
    if (content.isEmpty) {
      return;
    }

    // 发送消息
    await _roomController.sendChatMessage(content);

    // 清空输入框
    _messageController.clear();
    message = '';
  }

  void _showGiftPopup() {
    // 隐藏键盘
    FocusScope.of(context).unfocus();
    SmartDialog.show(
      alignment: Alignment.bottomCenter,
      maskColor: TDTheme.of(context).fontGyColor2,
      builder: (_) => Obx(() {
        // 优先使用 API 返回的 giftProducts，如果为空则使用后备列表
        final giftProducts = _roomController.giftProducts;
        final giftList = giftProducts.toList();

        return LiveGiftPopup(
          activeGift: activeGift,
          giftNum: giftNum,
          giftList: giftList,
          changeActive: changeActive,
        );
      }),
    );
  }

  void _showRechargePopup() {
    // 隐藏键盘
    FocusScope.of(context).unfocus();
    SmartDialog.show(
      alignment: Alignment.bottomCenter,
      maskColor: TDTheme.of(context).fontGyColor2,
      builder: (_) => const LiveRechargePopup(),
    );
  }

  @override
  Widget build(BuildContext context) {
    return PopScope(
      onPopInvokedWithResult: (bool didPop, Object? result) async {
        SmartDialog.dismiss();
        // 退出房间时清空RTM消息
        if (Get.isRegistered<RoomController>()) {
          final roomController = Get.find<RoomController>();
          roomController.chatMessages.clear();
        }
        _overlayController.show();
        Get.back();
      },
      child: Scaffold(
        body: Stack(
          children: [
            Container(
              decoration: BoxDecoration(
                gradient: LinearGradient(
                  begin: Alignment.topCenter,
                  end: Alignment.bottomCenter,
                  colors: [
                    Color.fromRGBO(248, 242, 255, 1),
                    Color.fromRGBO(247, 247, 247, 1),
                  ],
                ),
              ),
            ),
            Container(
              decoration: const BoxDecoration(
                gradient: LinearGradient(
                  begin: Alignment.bottomCenter,
                  end: Alignment.topCenter,
                  colors: [
                    Color.fromRGBO(19, 16, 47, 1),
                    Color.fromRGBO(19, 16, 47, 1),
                  ],
                ),
              ),
            ),
            Container(
              padding: EdgeInsets.only(top: MediaQuery.of(context).padding.top),
              child: Column(
                children: [
                  Expanded(
                    child: SingleChildScrollView(
                      child: Column(
                        children: [
                          SizedBox(height: 10.w),
                          Obx(() {
                            final detail =
                                _roomController.rtcChannelDetail.value;
                            final anchorInfo = detail?.anchorInfo;

                            final userName = anchorInfo!.nickName;
                            final avatarAsset = anchorInfo.profilePhoto;
                            const popularityText = '0'; // TODO: 使用真实数据

                            return LiveRoomUserHeader(
                              userName: userName,
                              popularityText: popularityText,
                              avatarAsset: avatarAsset,
                              onCloseTap: () {
                                Get.back();
                                Future.delayed(Duration(seconds: 1), (){
                                  _overlayController.show();
                                });
                              },
                            );
                          }),
                          SizedBox(height: 7.w),
                          LiveRoomAnchorShowcase(),
                          SizedBox(height: 5.w),
                          const LiveRoomActiveSpeaker(),
                          SizedBox(height: 9.w),
                          const LiveRoomNoticeChatPanel(),
                          SizedBox(height: 10.w),
                        ],
                      ),
                    ),
                  ),
                  SafeArea(
                    top: false,
                    child: Padding(
                      padding: EdgeInsets.only(
                        bottom: 10.w,
                        left: 0,
                        right: 0,
                      ),
                      child: LiveRoomActionBar(
                        messageController: _messageController,
                        onMessageChanged: (value) {
                          message = value;
                        },
                        onSendTap: _sendMessage,
                        onGiftTap: _showGiftPopup,
                        onChargeTap: _showRechargePopup,
                      ),
                    ),
                  ),
                ],
              ),
            ),
            // SVGA 动画播放组件
            const SvgaPlayerWidget(),
          ],
        ),
      ),
    );
  }
}