mangayomi/lib/modules/manga/download/download_page_widget.dart
2023-06-08 18:40:18 +01:00

325 lines
13 KiB
Dart

// ignore_for_file: implementation_imports, depend_on_referenced_packages
import 'dart:io';
import 'package:background_downloader/background_downloader.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:isar/isar.dart';
import 'package:mangayomi/main.dart';
import 'package:mangayomi/models/chapter.dart';
import 'package:mangayomi/models/download.dart';
import 'package:mangayomi/providers/storage_provider.dart';
import 'package:mangayomi/modules/manga/download/providers/download_provider.dart';
class ChapterPageDownload extends ConsumerStatefulWidget {
final Chapter chapter;
const ChapterPageDownload({
super.key,
required this.chapter,
});
@override
ConsumerState createState() => _ChapterPageDownloadState();
}
class _ChapterPageDownloadState extends ConsumerState<ChapterPageDownload>
with AutomaticKeepAliveClientMixin<ChapterPageDownload> {
List<String> _pageUrls = [];
final StorageProvider _storageProvider = StorageProvider();
_startDownload(bool? useWifi) async {
final data = await ref.watch(
downloadChapterProvider(chapter: widget.chapter, useWifi: useWifi)
.future);
if (mounted) {
setState(() {
_pageUrls = data;
});
}
}
late final manga = widget.chapter.manga.value!;
_deleteFile(List pageUrl) async {
final mangaDir =
await _storageProvider.getMangaMainDirectory(widget.chapter);
final path = await _storageProvider.getMangaChapterDirectory(
widget.chapter,
);
try {
if (await File("${mangaDir!.path}${widget.chapter.name}.cbz").exists()) {
File("${mangaDir.path}${widget.chapter.name}.cbz").deleteSync();
}
path!.deleteSync(recursive: true);
} catch (_) {}
isar.writeTxnSync(() {
int id = isar.downloads
.filter()
.chapterIdEqualTo(widget.chapter.id!)
.findFirstSync()!
.id!;
isar.downloads.deleteSync(id);
});
}
bool _isStarted = false;
@override
Widget build(BuildContext context) {
super.build(context);
return SizedBox(
height: 41,
width: 35,
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 3),
child: StreamBuilder(
stream: isar.downloads
.filter()
.idIsNotNull()
.and()
.chapterIdEqualTo(widget.chapter.id)
.watch(fireImmediately: true),
builder: (context, snapshot) {
if (snapshot.hasData && snapshot.data!.isNotEmpty) {
final entries = snapshot.data!;
return entries.first.isDownload!
? PopupMenuButton(
child: Icon(
size: 25,
Icons.check_circle,
color:
Theme.of(context).iconTheme.color!.withOpacity(0.7),
),
onSelected: (value) {
if (value == 1) {
setState(() {
_isStarted = false;
});
_deleteFile(entries.first.taskIds!);
}
},
itemBuilder: (context) => [
const PopupMenuItem(value: 0, child: Text("Send")),
const PopupMenuItem(value: 1, child: Text('Delete')),
],
)
: entries.first.isStartDownload! &&
entries.first.succeeded == 0
? SizedBox(
height: 41,
width: 35,
child: PopupMenuButton(
child: _downloadWidget(context, true),
onSelected: (value) {
if (value == 0) {
_cancelTasks();
}
if (value == 0) {
_cancelTasks();
} else if (value == 1) {
_cancelTasks();
_startDownload(false);
}
},
itemBuilder: (context) => [
const PopupMenuItem(
value: 1,
child: Text("Start downlading now")),
const PopupMenuItem(
value: 0, child: Text("Cancel")),
],
))
: entries.first.succeeded != 0
? SizedBox(
height: 41,
width: 35,
child: PopupMenuButton(
child: Stack(
children: [
Align(
alignment: Alignment.center,
child: TweenAnimationBuilder<double>(
duration:
const Duration(milliseconds: 250),
curve: Curves.easeInOut,
tween: Tween<double>(
begin: 0,
end: (entries.first.succeeded! /
entries.first.total!),
),
builder: (context, value, _) =>
SizedBox(
height: 2,
width: 2,
child: CircularProgressIndicator(
strokeWidth: 19,
value: value,
color: Theme.of(context)
.iconTheme
.color!
.withOpacity(0.7),
),
),
),
),
Align(
alignment: Alignment.center,
child: Icon(
Icons.arrow_downward_sharp,
color: (entries.first.succeeded! /
entries.first.total!) >
0.5
? Theme.of(context)
.scaffoldBackgroundColor
: Theme.of(context)
.iconTheme
.color!
.withOpacity(0.7),
)),
],
),
onSelected: (value) {
if (value == 0) {
_cancelTasks();
}
if (value == 0) {
_cancelTasks();
} else if (value == 1) {
_cancelTasks();
_startDownload(false);
}
},
itemBuilder: (context) => [
const PopupMenuItem(
value: 1,
child: Text("Start downlading now")),
const PopupMenuItem(
value: 0, child: Text("Cancel")),
],
))
: entries.first.succeeded == 0
? IconButton(
onPressed: () {
// _startDownload();
setState(() {
_isStarted = true;
});
},
icon: Icon(
FontAwesomeIcons.circleDown,
color: Theme.of(context)
.iconTheme
.color!
.withOpacity(0.7),
size: 25,
))
: SizedBox(
height: 50,
width: 50,
child: PopupMenuButton(
child: const Icon(
Icons.error_outline_outlined,
color: Colors.red,
size: 25,
),
onSelected: (value) {
if (value == 0) {
_cancelTasks();
_startDownload(null);
setState(() {
_isStarted = true;
});
}
},
itemBuilder: (context) => [
const PopupMenuItem(
value: 0, child: Text("Retry")),
],
));
}
return _isStarted
? SizedBox(
height: 50,
width: 50,
child: PopupMenuButton(
child: _downloadWidget(context, true),
onSelected: (value) {
if (value == 0) {
_cancelTasks();
} else if (value == 1) {
_cancelTasks();
_startDownload(false);
}
},
itemBuilder: (context) => [
const PopupMenuItem(
value: 1, child: Text("Start downlading now")),
const PopupMenuItem(value: 0, child: Text("Cancel")),
],
))
: IconButton(
splashRadius: 5,
iconSize: 17,
onPressed: () {
_startDownload(null);
setState(() {
_isStarted = true;
});
},
icon: _downloadWidget(context, false),
);
},
),
),
);
}
_cancelTasks() {
setState(() {
_isStarted = false;
});
FileDownloader().cancelTasksWithIds(_pageUrls).then((value) async {
await Future.delayed(const Duration(seconds: 1));
isar.writeTxnSync(() {
int id = isar.downloads
.filter()
.chapterIdEqualTo(widget.chapter.id!)
.findFirstSync()!
.id!;
isar.downloads.deleteSync(id);
});
});
}
@override
bool get wantKeepAlive => true;
}
Widget _downloadWidget(BuildContext context, bool isLoading) {
return Stack(
children: [
Align(
alignment: Alignment.center,
child: Icon(
size: 18,
Icons.arrow_downward_sharp,
color: Theme.of(context).iconTheme.color!.withOpacity(0.7),
)),
Align(
alignment: Alignment.center,
child: SizedBox(
height: 20,
width: 20,
child: CircularProgressIndicator(
value: isLoading ? null : 1,
color: Theme.of(context).iconTheme.color!.withOpacity(0.7),
strokeWidth: 2,
),
),
),
],
);
}