import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:logging/logging.dart';

import '../../globals.dart';
import '../../models/timeline_entry.dart';
import '../../services/timeline_manager.dart';
import '../../utils/clipboard_utils.dart';
import '../../utils/snackbar_builder.dart';
import '../../utils/url_opening_utils.dart';

class InteractionsBarControl extends StatefulWidget {
  final TimelineEntry entry;
  final bool openRemote;
  final bool showOpenControl;
  final bool isMine;

  const InteractionsBarControl({
    super.key,
    required this.entry,
    required this.isMine,
    required this.showOpenControl,
    required this.openRemote,
  });

  @override
  State<InteractionsBarControl> createState() => _InteractionsBarControlState();
}

class _InteractionsBarControlState extends State<InteractionsBarControl> {
  static final _logger = Logger('$InteractionsBarControl');

  var isProcessing = false;

  bool get isPost => widget.entry.parentId.isEmpty;

  bool get isFavorited => widget.entry.isFavorited;

  bool get youReshared => widget.entry.youReshared;

  int get reshares => widget.entry.engagementSummary.rebloggedCount;

  int get comments => widget.entry.engagementSummary.repliesCount;

  int get likes => widget.entry.engagementSummary.favoritesCount;

  Future<void> toggleFavorited() async {
    setState(() {
      isProcessing = true;
    });
    final newState = !isFavorited;
    _logger.finest('Trying to toggle favorite from $isFavorited to $newState');
    final result = await getIt<TimelineManager>()
        .toggleFavorited(widget.entry.id, newState);
    result.match(onSuccess: (update) {
      setState(() {
        _logger.finest(
            'Success toggling! $isFavorited -> ${update.entry.isFavorited}');
      });
    }, onError: (error) {
      buildSnackbar(context, 'Error toggling like status: $error');
    });
    setState(() {
      isProcessing = false;
    });
  }

  Future<void> resharePost() async {
    setState(() {
      isProcessing = true;
    });
    final id = widget.entry.id;
    _logger.finest('Trying to reshare $id');
    final result = await getIt<TimelineManager>().resharePost(id);
    result.match(onSuccess: (update) {
      setState(() {
        _logger.finest('Success resharing post by ${widget.entry.author}');
      });
    }, onError: (error) {
      buildSnackbar(context, 'Error resharing post by ${widget.entry.author}');
    });
    setState(() {
      isProcessing = false;
    });
  }

  Future<void> addComment() async {
    context.push('/comment/new?parent_id=${widget.entry.id}');
  }

  Future<void> deleteEntry() async {
    setState(() {
      isProcessing = true;
    });
    final confirm =
        await showYesNoDialog(context, 'Delete ${isPost ? "Post" : "Comment"}');
    if (confirm == true) {
      await getIt<TimelineManager>().deleteEntryById(widget.entry.id);
    }
    setState(() {
      isProcessing = false;
    });
  }

  Future<void> unResharePost() async {
    setState(() {
      isProcessing = true;
    });
    final id = widget.entry.id;
    _logger.finest('Trying to un-reshare $id');
    final result = await getIt<TimelineManager>().unResharePost(id);
    result.match(onSuccess: (update) {
      setState(() {
        _logger.finest('Success un-resharing post by ${widget.entry.author}');
      });
    }, onError: (error) {
      buildSnackbar(
          context, 'Error un-resharing post by ${widget.entry.author}');
    });
    setState(() {
      isProcessing = false;
    });
  }

  Future<void> openAction(BuildContext context) async {
    const goToPost = 'Go to Post';
    const copyUrl = 'Copy URL';
    const openExternal = 'Open In Browser';
    final options = [
      if (widget.showOpenControl && !widget.openRemote) goToPost,
      openExternal,
      copyUrl,
      'Cancel'
    ];
    final result =
        await showChooseOptions(context, 'Would you like to', options);

    if (!mounted) {
      return;
    }

    switch (result) {
      case goToPost:
        context.push('/post/view/${widget.entry.id}/${widget.entry.id}');
        break;
      case openExternal:
        await openUrlStringInSystembrowser(
          context,
          widget.entry.externalLink,
          'Post',
        );
        break;
      case copyUrl:
        await copyToClipboard(
          context: context,
          text: widget.entry.externalLink,
          message: 'Post link copied to clipboard',
        );
        break;
      default:
      //do nothing
    }
  }

  @override
  Widget build(BuildContext context) {
    _logger.finest('Building: ${widget.entry.toShortString()}');
    return Column(
      mainAxisAlignment: MainAxisAlignment.start,
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Row(
          children: [
            TextButton(
              onPressed: likes == 0 ? null : () {},
              child: Text('$likes likes'),
            ),
            TextButton(
              onPressed: reshares == 0 ? null : () {},
              child: Text('$reshares reshares'),
            ),
            Text('$comments comments'),
          ],
        ),
        Text('$likes likes, $reshares reshares, $comments comments'),
        Row(children: [
          IconButton(
              onPressed:
                  isProcessing ? null : () async => await toggleFavorited(),
              icon: isFavorited
                  ? const Icon(
                      Icons.thumb_up,
                      semanticLabel: 'Like',
                    )
                  : Icon(Icons.thumb_up_outlined)),
          if (isPost)
            IconButton(
                onPressed: widget.isMine && !widget.entry.youReshared
                    ? null
                    : isProcessing
                        ? null
                        : () async => youReshared
                            ? await unResharePost()
                            : await resharePost(),
                icon: Icon(
                    youReshared ? Icons.repeat_on_outlined : Icons.repeat)),
          IconButton(
              onPressed: isProcessing ? null : addComment,
              icon: Icon(Icons.add_comment)),
          if (widget.isMine &&
              !widget.entry
                  .youReshared) //TODO Figure out why reshares show up as mine sometimes but not others
            IconButton(
                onPressed:
                    isProcessing ? null : () async => await deleteEntry(),
                icon: Icon(Icons.delete)),
          Expanded(
            child: Row(
              mainAxisAlignment: MainAxisAlignment.end,
              children: [
                IconButton(
                  onPressed: () async {
                    await copyToClipboard(
                      context: context,
                      text: widget.entry.body,
                      message: 'Post text copied to clipboard',
                    );
                  },
                  icon: const Icon(Icons.copy),
                ),
                IconButton(
                  onPressed: () async {
                    await openAction(context);
                  },
                  icon: const Icon(Icons.launch),
                ),
              ],
            ),
          ),
        ]),
      ],
    );
  }
}