tsacdop-podcast-app-android/lib/home/home_menu.dart

import 'dart:async';
import 'dart:developer' as developer;
import 'dart:io';

import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:line_icons/line_icons.dart';
import 'package:provider/provider.dart';

import '../local_storage/key_value_storage.dart';
import '../service/opml_build.dart';
import '../settings/settting.dart';
import '../state/podcast_group.dart';
import '../state/refresh_podcast.dart';
import '../util/extension_helper.dart';
import 'about.dart';

class PopupMenu extends StatefulWidget {
  @override
  _PopupMenuState createState() => _PopupMenuState();
}

class _PopupMenuState extends State<PopupMenu> {
  Future<String> _getRefreshDate(BuildContext context) async {
    int refreshDate;
    var refreshstorage = KeyValueStorage('refreshdate');
    var i = await refreshstorage.getInt();
    if (i == 0) {
      var refreshstorage = KeyValueStorage('refreshdate');
      await refreshstorage.saveInt(DateTime.now().millisecondsSinceEpoch);
      refreshDate = DateTime.now().millisecondsSinceEpoch;
    } else {
      refreshDate = i;
    }
    return refreshDate.toDate(context);
  }

  void _saveOmpl(String path) async {
    var subscribeWorker = Provider.of<GroupList>(context, listen: false);
    var rssExp = RegExp(r'^(https?):\/\/(.*)');
    final s = context.s;
    var file = File(path);
    try {
      final opml = file.readAsStringSync();
      Map<String, List<OmplOutline>> data = PodcastsBackup.parseOPML(opml);
      for (var entry in data.entries) {
        var title = entry.key;
        var list = entry.value.reversed;
        for (var rss in list) {
          var rssLink = rssExp.stringMatch(rss.xmlUrl);
          if (rssLink != null) {
            var item = SubscribeItem(rssLink, rss.text, group: title);
            await subscribeWorker.setSubscribeItem(item);
            await Future.delayed(Duration(milliseconds: 200));
          }
        }
      }
    } catch (e) {
      developer.log(e, name: 'OMPL parse error');
      Fluttertoast.showToast(
        msg: s.toastFileError,
        gravity: ToastGravity.TOP,
      );
    }
  }

  void _getFilePath() async {
    final s = context.s;
    try {
      var filePickResult =
          await FilePicker.platform.pickFiles(type: FileType.any);
      if (filePickResult == null) {
        return;
      }
      Fluttertoast.showToast(
        msg: s.toastReadFile,
        gravity: ToastGravity.TOP,
      );
      final filePath = filePickResult.files.first.path;
      _saveOmpl(filePath);
    } on PlatformException catch (e) {
      developer.log(e.toString(), name: 'Get OMPL file');
    }
  }

  @override
  Widget build(BuildContext context) {
    var refreshWorker = Provider.of<RefreshWorker>(context, listen: false);
    final s = context.s;
    return Material(
      color: Colors.transparent,
      borderRadius: BorderRadius.circular(100),
      clipBehavior: Clip.hardEdge,
      child: PopupMenuButton<int>(
        shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.all(Radius.circular(10))),
        elevation: 1,
        tooltip: s.menu,
        itemBuilder: (context) => [
          PopupMenuItem(
            value: 1,
            child: Container(
              padding: EdgeInsets.only(left: 10),
              child: Row(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: <Widget>[
                  Icon(LineIcons.cloud_download_alt_solid),
                  Padding(
                    padding: EdgeInsets.symmetric(horizontal: 5.0),
                  ),
                  Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    children: <Widget>[
                      Text(
                        s.homeToprightMenuRefreshAll,
                      ),
                      FutureBuilder<String>(
                          future: _getRefreshDate(context),
                          builder: (_, snapshot) {
                            if (snapshot.hasData) {
                              return Text(
                                snapshot.data,
                                style:
                                    TextStyle(color: Colors.red, fontSize: 12),
                              );
                            } else {
                              return Center();
                            }
                          })
                    ],
                  ),
                ],
              ),
            ),
          ),
          PopupMenuItem(
            value: 2,
            child: Container(
              padding: EdgeInsets.only(left: 10),
              child: Row(
                children: <Widget>[
                  Icon(LineIcons.paperclip_solid),
                  Padding(
                    padding: EdgeInsets.symmetric(horizontal: 5.0),
                  ),
                  Text(s.homeToprightMenuImportOMPL),
                ],
              ),
            ),
          ),
          PopupMenuItem(
            value: 4,
            child: Container(
              padding: EdgeInsets.only(left: 10),
              child: Row(
                children: <Widget>[
                  Icon(LineIcons.cog_solid),
                  Padding(
                    padding: EdgeInsets.symmetric(horizontal: 5.0),
                  ),
                  Text(s.settings),
                ],
              ),
            ),
          ),
          PopupMenuItem(
            value: 5,
            child: Container(
              padding: EdgeInsets.only(left: 10),
              child: Row(
                children: <Widget>[
                  Icon(LineIcons.info_circle_solid),
                  Padding(
                    padding: EdgeInsets.symmetric(horizontal: 5.0),
                  ),
                  Text(s.homeToprightMenuAbout),
                ],
              ),
            ),
          ),
        ],
        onSelected: (value) {
          if (value == 5) {
            Navigator.push(
                context, MaterialPageRoute(builder: (context) => AboutApp()));
          } else if (value == 2) {
            _getFilePath();
          } else if (value == 1) {
            refreshWorker.start([]);
          } else if (value == 3) {
            //  setting.theme != 2 ? setting.setTheme(2) : setting.setTheme(1);
          } else if (value == 4) {
            Navigator.push(
                context, MaterialPageRoute(builder: (context) => Settings()));
          }
        },
      ),
    );
  }
}