import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:pilipala/models/video_detail_res.dart';
import 'package:pilipala/pages/video/detail/index.dart';

class PagesPanel extends StatefulWidget {
  final List<Part> pages;
  final int? cid;
  final double? sheetHeight;
  final Function? changeFuc;

  const PagesPanel({
    super.key,
    required this.pages,
    this.cid,
    this.sheetHeight,
    this.changeFuc,
  });

  @override
  State<PagesPanel> createState() => _PagesPanelState();
}

class _PagesPanelState extends State<PagesPanel> {
  late List<Part> episodes;
  late int cid;
  late int currentIndex;
  String heroTag = Get.arguments['heroTag'];
  late VideoDetailController _videoDetailController;

  @override
  void initState() {
    super.initState();
    cid = widget.cid!;
    episodes = widget.pages;
    _videoDetailController = Get.find<VideoDetailController>(tag: heroTag);
    currentIndex = episodes.indexWhere((e) => e.cid == cid);
    _videoDetailController.cid.listen((p0) {
      cid = p0;
      setState(() {});
      currentIndex = episodes.indexWhere((e) => e.cid == cid);
    });
  }

  void changeFucCall(item, i) async {
    await widget.changeFuc!(
      item.cid,
    );
    currentIndex = i;
    setState(() {});
  }

  @override
  Widget build(BuildContext context) {
    return Column(
      children: [
        Padding(
          padding: const EdgeInsets.only(top: 10, bottom: 2),
          child: Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              const Text('视频选集 '),
              Expanded(
                child: Text(
                  ' 正在播放：${widget.pages[currentIndex].pagePart}',
                  overflow: TextOverflow.ellipsis,
                  style: TextStyle(
                    fontSize: 12,
                    color: Theme.of(context).colorScheme.outline,
                  ),
                ),
              ),
              const SizedBox(width: 10),
              SizedBox(
                height: 34,
                child: TextButton(
                  style: ButtonStyle(
                    padding: MaterialStateProperty.all(EdgeInsets.zero),
                  ),
                  onPressed: () {
                    showBottomSheet(
                      context: context,
                      builder: (_) => Container(
                        height: widget.sheetHeight,
                        color: Theme.of(context).colorScheme.background,
                        child: Column(
                          children: [
                            Container(
                              height: 45,
                              padding:
                                  const EdgeInsets.only(left: 14, right: 14),
                              child: Row(
                                mainAxisAlignment:
                                    MainAxisAlignment.spaceBetween,
                                children: [
                                  Text(
                                    '合集（${episodes.length}）',
                                    style:
                                        Theme.of(context).textTheme.titleMedium,
                                  ),
                                  IconButton(
                                    icon: const Icon(Icons.close),
                                    onPressed: () => Navigator.pop(context),
                                  ),
                                ],
                              ),
                            ),
                            Divider(
                              height: 1,
                              color: Theme.of(context)
                                  .dividerColor
                                  .withOpacity(0.1),
                            ),
                            Expanded(
                              child: Material(
                                child: ListView.builder(
                                  itemCount: episodes.length,
                                  itemBuilder: (context, index) {
                                    return InkWell(
                                      onTap: () {
                                        changeFucCall(episodes[index], index);
                                        Get.back();
                                      },
                                      child: Padding(
                                        padding: const EdgeInsets.only(
                                            top: 10,
                                            bottom: 10,
                                            left: 15,
                                            right: 15),
                                        child: Text(
                                          episodes[index].pagePart!,
                                          style: TextStyle(
                                              color: index == currentIndex
                                                  ? Theme.of(context)
                                                      .colorScheme
                                                      .primary
                                                  : Theme.of(context)
                                                      .colorScheme
                                                      .onSurface),
                                        ),
                                      ),
                                    );
                                  },
                                ),
                              ),
                            ),
                          ],
                        ),
                      ),
                    );
                  },
                  child: Text(
                    '共${widget.pages.length}集',
                    style: const TextStyle(fontSize: 13),
                  ),
                ),
              ),
            ],
          ),
        ),
        Container(
          height: 35,
          margin: const EdgeInsets.only(bottom: 8),
          child: ListView.builder(
            scrollDirection: Axis.horizontal,
            itemCount: widget.pages.length,
            itemExtent: 150,
            itemBuilder: ((context, i) {
              return Container(
                width: 150,
                margin: const EdgeInsets.only(right: 10),
                child: Material(
                  color: Theme.of(context).colorScheme.onInverseSurface,
                  borderRadius: BorderRadius.circular(6),
                  clipBehavior: Clip.hardEdge,
                  child: InkWell(
                    onTap: () => changeFucCall(widget.pages[i], i),
                    child: Padding(
                      padding: const EdgeInsets.symmetric(
                          vertical: 8, horizontal: 8),
                      child: Row(
                        children: [
                          if (i == currentIndex) ...[
                            Image.asset(
                              'assets/images/live.gif',
                              color: Theme.of(context).colorScheme.primary,
                              height: 12,
                            ),
                            const SizedBox(width: 6)
                          ],
                          Expanded(
                              child: Text(
                            widget.pages[i].pagePart!,
                            maxLines: 1,
                            style: TextStyle(
                                fontSize: 13,
                                color: i == currentIndex
                                    ? Theme.of(context).colorScheme.primary
                                    : Theme.of(context).colorScheme.onSurface),
                            overflow: TextOverflow.ellipsis,
                          ))
                        ],
                      ),
                    ),
                  ),
                ),
              );
            }),
          ),
        )
      ],
    );
  }
}