import 'dart:io';

import 'package:common_utils/common_utils.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:get_storage/get_storage.dart';
import 'package:htmltopdfwidgets/htmltopdfwidgets.dart' as pdf;
import 'package:path_provider/path_provider.dart';
import 'package:share_plus/share_plus.dart';
import 'package:webview_flutter/webview_flutter.dart';

import '../../../../core/utils/synchrodata.dart';
import '../../controllers/meeting_details_controller.dart';
import '../../controllers/mind_map_controller.dart';
import 'second_level_bottom_sheet.dart';

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

  @override
  State<ShareBottomSheet> createState() => _ShareBottomSheetState();
}

class _ShareBottomSheetState extends State<ShareBottomSheet> {
  final _controller = Get.find<MeetingDetailsController>();

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: EdgeInsets.symmetric(horizontal: 12.w),
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          Container(
            padding: EdgeInsets.symmetric(vertical: 10.w),
            child: Row(
              children: [
                Icon(
                  Icons.audio_file_outlined,
                  color: Colors.grey,
                  size: 32.w,
                ),
                5.horizontalSpace,
                Expanded(
                  child: Text(
                    _controller.meetingData.value.title,
                    style: TextStyle(
                      fontSize: 16.sp,
                      color: Colors.black87,
                    ),
                  ),
                ),
                GestureDetector(
                  onTap: () => Get.back(),
                  child: Container(
                    width: 26.w,
                    height: 26.w,
                    decoration: BoxDecoration(
                      color: Colors.white,
                      borderRadius: BorderRadius.circular(26.r),
                    ),
                    child: Icon(
                      Icons.close,
                      size: 18.w,
                      color: Colors.grey[400],
                    ),
                  ),
                )
              ],
            ),
          ),
          Padding(
            padding: EdgeInsets.symmetric(vertical: 10.w),
            child: Column(
              children: [
                _box([
                  _shareItem(
                    Icons.link,
                    '分享链接',
                    isBorder: false,
                    onTap: () async {
                      Get.back();
                      Synchrodata.uploadOperationRecords();
                      final GetStorage storage = GetStorage();
                      String token = storage.read("logintoken") ?? '';
                      String userId = '';
                      Map? userInfo = storage.read("user_info");
                      if (userInfo != null) {
                        userId = userInfo['user']['uid'];
                      }

                      String id =
                          '${userId}_${_controller.meetingData.value.id}';

                      final thumbnail = await getAssetThumbnailFile(
                        'assets/images/headphone_dark.png',
                        'share_thumb.png',
                      );

                      final result = await SharePlus.instance.share(ShareParams(
                        title: _controller.meetingData.value.title,
                        subject:
                            'DeepSound WEB，由DeepSound.Ai提供支持-实时记录会议纪要，多语言翻译。',
                        uri: Uri.parse(
                          'http://web.ideapsound.com/share/$id/$token',
                        ),
                        previewThumbnail: thumbnail,
                      ));
                      if (result.status == ShareResultStatus.success) {
                        EasyLoading.showToast('分享完成！');
                      }
                    },
                  ),
                ]),
                _box([
                  _shareItem(Icons.copy, '复制转写',
                      onTap: _controller.meetingDetails.value.tasktype >= 2
                          ? () {
                              Get.back();
                              _copy(_getAllText());
                            }
                          : null),
                  _shareItem(Icons.copy, '复制总结',
                      isBorder: false,
                      onTap: _controller.meetingDetails.value.tasktype >= 3
                          ? () {
                              Get.back();
                              _copy(_controller.meetingDetails.value.summary);
                            }
                          : null),
                ]),
                _box([
                  _shareItem(Icons.multitrack_audio, '导出音频', onTap: () {
                    Get.back();
                    _share(_controller.meetingData.value.filepath, '分享会议音频');
                  }),
                  _shareItem(Icons.message, '导出转写',
                      onTap: _controller.meetingDetails.value.tasktype >= 2
                          ? () async {
                              Get.back();
                              final tempDir = await getTemporaryDirectory();
                              final file = File(
                                  '${tempDir.path}/${_controller.meetingData.value.title}_speaker.txt');
                              String allText = _getAllText();
                              await file.writeAsString(allText);
                              _share(file.path, '分享会议转写');
                            }
                          : null),
                  _shareItem(Icons.article, '导出总结',
                      onTap: _controller.meetingDetails.value.tasktype >= 3
                          ? () async {
                              Get.back();
                              Get.bottomSheet(
                                SecondLevelBottomSheet(
                                  '导出总结',
                                  '导出为',
                                  (int index) async {
                                    if (index == 0) {
                                      // 导出TXT
                                      final tempDir =
                                          await getTemporaryDirectory();
                                      final file = File(
                                          '${tempDir.path}/${_controller.meetingData.value.title}_summary.txt');
                                      await file.writeAsString(_controller
                                          .meetingDetails.value.summary);
                                      _share(file.path, '分享会议总结');
                                    } else {
                                      // 导出PDF
                                      _exportMarkdownPdf();
                                    }
                                  },
                                  const [
                                    {
                                      'icon': Icons.text_snippet,
                                      'title': 'TXT',
                                      'isBorder': true,
                                    },
                                    {
                                      'icon': Icons.picture_as_pdf,
                                      'title': 'PDF',
                                      'isBorder': false,
                                    },
                                  ],
                                ),
                                isScrollControlled: true,
                                backgroundColor: Colors.grey[100],
                                shape: RoundedRectangleBorder(
                                  borderRadius: BorderRadius.vertical(
                                    top: Radius.circular(12.r),
                                  ),
                                ),
                              );
                            }
                          : null),
                  _shareItem(
                    Icons.lan,
                    '导出思维导图',
                    isBorder: false,
                    onTap: _controller.meetingDetails.value.tasktype >= 3
                        ? () {
                            Get.back();
                            final mindMapController =
                                Get.find<MindMapController>();
                            if (mindMapController.isWebViewReady) {
                              mindMapController.webViewController
                                  .runJavaScript('captureImage()');
                            } else {
                              mindMapController.webViewController
                                  .setNavigationDelegate(
                                NavigationDelegate(
                                  onPageFinished: (String url) {
                                    mindMapController.isWebViewReady = true;
                                    mindMapController.webViewController
                                        .runJavaScript('captureImage()');
                                  },
                                ),
                              );
                            }
                          }
                        : null,
                  ),
                ]),
              ],
            ),
          ),
        ],
      ),
    );
  }

  Widget _box(List<Widget> children) {
    return Container(
      margin: EdgeInsets.only(bottom: 10.w),
      clipBehavior: Clip.hardEdge,
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(12.r),
      ),
      child: Column(
        children: children,
      ),
    );
  }

  Widget _shareItem(
    IconData icon,
    String title, {
    bool isBorder = true,
    VoidCallback? onTap,
  }) {
    return InkWell(
      onTap: onTap,
      child: Container(
        padding: EdgeInsets.symmetric(horizontal: 12.w, vertical: 14.w),
        decoration: BoxDecoration(
          color: onTap != null ? null : Colors.grey[200],
          border: isBorder
              ? Border(
                  bottom: BorderSide(
                    width: 0.5,
                    color: Colors.grey[300]!,
                  ),
                )
              : null,
        ),
        child: Row(
          children: [
            Opacity(
              opacity: onTap != null ? 1.0 : 0.5,
              child: Icon(
                icon,
                color: Colors.black87,
              ),
            ),
            10.horizontalSpace,
            Expanded(
              child: Text(
                title,
                style: TextStyle(
                  fontSize: 14.sp,
                  color: Colors.black87.withOpacity(onTap != null ? 1 : 0.5),
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }

  Future<void> _share(String filepath, String title) async {
    final result = await SharePlus.instance.share(ShareParams(
      text: title,
      files: [XFile(filepath)],
    ));
    if (result.status == ShareResultStatus.success) {
      EasyLoading.showToast('分享完成！');
    }
  }

  void _copy(String text) {
    Clipboard.setData(ClipboardData(
      text: text,
    )).then(
      (value) => Get.snackbar(
        'success'.tr, // 成功
        '复制成功',
        backgroundColor: Colors.blue.withOpacity(0.8),
        colorText: Colors.white,
      ),
    );
  }

  String _getAllText() {
    String text = '';
    for (var element in _controller.textList) {
      if (element['speaker'].isNotEmpty) {
        text += '${element['speaker']} ';
      }
      text += '${DateUtil.formatDateMs(
        element['starttime'],
        format: 'HH:mm:ss',
        isUtc: true,
      )}\n';
      text += '${element['content']}\n';
    }
    return text;
  }

  Future<XFile> getAssetThumbnailFile(String assetPath, String fileName) async {
    final byteData = await rootBundle.load(assetPath);
    final tempDir = await getTemporaryDirectory();
    final file = File('${tempDir.path}/$fileName');
    await file.writeAsBytes(byteData.buffer.asUint8List());
    return XFile(file.path);
  }

  Future<void> _exportMarkdownPdf() async {
    EasyLoading.show(status: '正在导出PDF...');
    final tempDir = await getTemporaryDirectory();
    final file = File(
        '${tempDir.path}/${_controller.meetingData.value.title}_summary.pdf');
    final List<pdf.Widget> markdownWidgets =
        await pdf.HTMLToPdf().convertMarkdown(
      _controller.meetingDetails.value.summary,
      fontFallback: [
        pdf.Font.ttf(
            await rootBundle.load('assets/fonts/NotoSansSC-Regular.ttf')),
      ],
    );
    final markdownPdf = pdf.Document();
    markdownPdf.addPage(pdf.MultiPage(
      build: (context) => markdownWidgets,
    ));
    await file.writeAsBytes(await markdownPdf.save());
    await _share(file.path, '分享会议总结');
    EasyLoading.dismiss();
  }
}