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feat: re implemented favorites feature (#100)
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@JideGuru
JideGuru committed May 28, 2023
1 parent c54d8a0 commit 2950da1
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Showing 16 changed files with 696 additions and 75 deletions.
7 changes: 2 additions & 5 deletions lib/src/features/book_details/data/notifier/book_details_state_notifier.freezed.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,6 @@ mixin _$BookDetailsState {
required TResult Function() loadFailure,
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
TResult? Function()? started,
Expand All @@ -42,7 +41,6 @@ mixin _$BookDetailsState {
required TResult orElse(),
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult map<TResult extends Object?>({
required TResult Function(BookDetailsStateStarted value) started,
Expand All @@ -52,7 +50,6 @@ mixin _$BookDetailsState {
required TResult Function(BookDetailsStateLoadFailure value) loadFailure,
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult? mapOrNull<TResult extends Object?>({
TResult? Function(BookDetailsStateStarted value)? started,
Expand Down Expand Up @@ -84,9 +81,9 @@ class _$BookDetailsStateCopyWithImpl<$Res, $Val extends BookDetailsState>
implements $BookDetailsStateCopyWith<$Res> {
_$BookDetailsStateCopyWithImpl(this._value, this._then);

// ignore: unused_field
// ignore: unused_field
final $Val _value;
// ignore: unused_field
// ignore: unused_field
final $Res Function($Val) _then;
}

Expand Down
112 changes: 67 additions & 45 deletions lib/src/features/book_details/screens/book_details_screen.dart
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_ebook_app/src/features/common/data/notifiers/favorites/favorites_state_notifier.dart';
import 'package:flutter_ebook_app/src/features/common/widgets/error_widget.dart';
import 'package:flutter_ebook_app/src/features/common/widgets/modal_dialogs/download_alert.dart';
import 'package:flutter_ebook_app/src/features/common/widgets/loading_widget.dart';
Expand All @@ -14,7 +15,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:iridium_reader_widget/views/viewers/epub_screen.dart';
import 'package:share/share.dart';

class BookDetailsScreen extends StatelessWidget {
class BookDetailsScreen extends ConsumerStatefulWidget {
final Entry entry;
final String imgTag;
final String titleTag;
Expand All @@ -28,20 +29,53 @@ class BookDetailsScreen extends StatelessWidget {
required this.authorTag,
});

@override
ConsumerState<BookDetailsScreen> createState() => _BookDetailsScreenState();
}

class _BookDetailsScreenState extends ConsumerState<BookDetailsScreen> {
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
ref.read(favoritesStateNotifierProvider.notifier).listen();
ref.read(downloadsStateNotifierProvider.notifier).listen();
});
}

@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
actions: <Widget>[
IconButton(
onPressed: () async {
/// TODO(jideguru): reimplement favorites
},
icon: Icon(
Feather.heart,
color: Theme.of(context).iconTheme.color,
),
),
ref.watch(favoritesStateNotifierProvider).maybeWhen(
orElse: () => const SizedBox.shrink(),
listening: (favorites) {
final favorited = favorites.indexWhere(
(element) => element.id!.t == widget.entry.id!.t,
) !=
-1;
return IconButton(
onPressed: () async {
if (favorited) {
ref
.watch(favoritesStateNotifierProvider.notifier)
.deleteBook(widget.entry.id!.t);
} else {
ref
.watch(favoritesStateNotifierProvider.notifier)
.addBook(widget.entry, widget.entry.id!.t);
}
},
icon: Icon(
favorited ? Icons.favorite : Feather.heart,
color: favorited
? Colors.red
: Theme.of(context).iconTheme.color,
),
);
},
),
IconButton(
onPressed: () => _share(),
icon: const Icon(Feather.share),
Expand All @@ -53,24 +87,25 @@ class BookDetailsScreen extends StatelessWidget {
children: [
const SizedBox(height: 10.0),
_BookDescriptionSection(
entry: entry,
authorTag: authorTag,
imgTag: imgTag,
titleTag: titleTag,
entry: widget.entry,
authorTag: widget.authorTag,
imgTag: widget.imgTag,
titleTag: widget.titleTag,
),
const SizedBox(height: 30.0),
const _SectionTitle(title: 'Book Description'),
const _Divider(),
const SizedBox(height: 10.0),
DescriptionTextWidget(text: '${entry.summary!.t}'),
DescriptionTextWidget(text: '${widget.entry.summary!.t}'),
const SizedBox(height: 30.0),
const _SectionTitle(
title: 'More from Author',
),
const _Divider(),
const SizedBox(height: 10.0),
_MoreBooksFromAuthor(
authorUrl: entry.author!.uri!.t!.replaceAll(r'\&lang=en', ''),
authorUrl:
widget.entry.author!.uri!.t!.replaceAll(r'\&lang=en', ''),
),
const SizedBox(height: 30.0),
],
Expand All @@ -79,8 +114,8 @@ class BookDetailsScreen extends StatelessWidget {
}

void _share() {
Share.share('${entry.title!.t} by ${entry.author!.name!.t}'
'Read/Download ${entry.title!.t} from ${entry.link![3].href}.');
Share.share('${widget.entry.title!.t} by ${widget.entry.author!.name!.t}'
'Read/Download ${widget.entry.title!.t} from ${widget.entry.link![3].href}.');
}
}

Expand Down Expand Up @@ -227,42 +262,29 @@ class _CategoryChips extends StatelessWidget {
}
}

class _DownloadButton extends ConsumerStatefulWidget {
class _DownloadButton extends ConsumerWidget {
final Entry entry;

const _DownloadButton({required this.entry});

@override
ConsumerState<_DownloadButton> createState() => _DownloadButtonState();
}

class _DownloadButtonState extends ConsumerState<_DownloadButton> {
String get id => widget.entry.id!.t.toString();

@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
ref.read(downloadsStateNotifierProvider.notifier).listen();
});
}
String get id => entry.id!.t.toString();

@override
Widget build(BuildContext context) {
String id = widget.entry.id!.t.toString();
Widget build(BuildContext context, WidgetRef ref) {
String id = entry.id!.t.toString();
return ref.watch(downloadsStateNotifierProvider).maybeWhen(
orElse: () {
return _downloadButton();
return _downloadButton(context);
},
listening: (books) {
final bookIsDownloaded =
books.indexWhere((element) => element['id'] == id) != -1;
if (!bookIsDownloaded) {
return _downloadButton();
return _downloadButton(context);
}
final book = books.firstWhere((element) => element['id'] == id);
return TextButton(
onPressed: () => openBook(book['path']),
onPressed: () => openBook(book['path'], context),
child: Text(
'Read Book'.toUpperCase(),
style: TextStyle(
Expand All @@ -276,14 +298,14 @@ class _DownloadButtonState extends ConsumerState<_DownloadButton> {
);
}

Widget _downloadButton() => TextButton(
Widget _downloadButton(BuildContext context) => TextButton(
onPressed: () {
DownloadAlert.show(
context: context,
url: widget.entry.link![3].href!,
name: widget.entry.title!.t ?? '',
image: '${widget.entry.link![1].href}',
id: widget.entry.id!.t.toString(),
url: entry.link![3].href!,
name: entry.title!.t ?? '',
image: '${entry.link![1].href}',
id: entry.id!.t.toString(),
);
},
child: Text(
Expand All @@ -296,7 +318,7 @@ class _DownloadButtonState extends ConsumerState<_DownloadButton> {
),
);

Future<void> openBook(String path) async {
Future<void> openBook(String path, BuildContext context) async {
MyRouter.pushPage(context, EpubScreen.fromPath(filePath: path));
}
}
Expand Down Expand Up @@ -347,7 +369,7 @@ class _MoreBooksFromAuthorState extends ConsumerState<_MoreBooksFromAuthor> {
Widget build(BuildContext context) {
return ref.watch(bookDetailsStateNotifierProvider).maybeWhen(
orElse: () => const SizedBox.shrink(),
loadInProgress: () => LoadingWidget(),
loadInProgress: () => const LoadingWidget(),
loadSuccess: (related) {
if (related.feed!.entry == null || related.feed!.entry!.isEmpty) {
return const Text('Empty');
Expand Down
11 changes: 11 additions & 0 deletions lib/src/features/common/data/data_sources/favorites/favorites_local_data_source.dart
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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
import 'package:flutter_ebook_app/src/features/common/data/models/category_feed.dart';

abstract class FavoritesLocalDataSource {
const FavoritesLocalDataSource();

Future<void> addBook(Entry book, String id);

Future<void> deleteBook(String id);

Stream<List<Entry>> favoritesListStream();
}
46 changes: 46 additions & 0 deletions lib/src/features/common/data/data_sources/favorites/favorites_local_data_source_impl.dart
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Original file line number Diff line number Diff line change
@@ -0,0 +1,46 @@
import 'package:flutter_ebook_app/src/features/common/data/data_sources/favorites/favorites_local_data_source.dart';
import 'package:flutter_ebook_app/src/features/common/data/models/category_feed.dart';
import 'package:flutter_ebook_app/src/features/common/data/providers/database_provider.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:sembast/sembast.dart';

class FavoritesLocalDataSourceImpl implements FavoritesLocalDataSource {
final Database _database;
final StoreRef<String, Map<String, dynamic>> _store;

const FavoritesLocalDataSourceImpl({
required Database database,
required StoreRef<String, Map<String, dynamic>> store,
}) : _database = database,
_store = store;

@override
Future<void> addBook(Entry book, String id) async {
await _store.record(id).put(_database, book.toJson());
}
@override
Future<void> deleteBook(String id) async {
await _store.record(id).delete(_database);
}

@override
Stream<List<Entry>> favoritesListStream() {
return _store
.query()
.onSnapshots(_database)
.map<List<Entry>>(
(records) => records
.map<Entry>((record) => Entry.fromJson(record.value))
.toList(),
);
}
}

final favoritesLocalDataSourceProvider =
Provider.autoDispose<FavoritesLocalDataSource>(
(ref) {
final database = ref.watch(favoritesDatabaseProvider);
final store = ref.watch(storeRefProvider);
return FavoritesLocalDataSourceImpl(database: database, store: store);
},
);
2 changes: 1 addition & 1 deletion lib/src/features/common/data/models/category_feed.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -296,7 +296,7 @@ class Entry {
summary = json['summary'] != null ? Id.fromJson(json['summary']) : null;
if (json['category'] != null) {
String? t = json['category'].runtimeType.toString();
if (t == 'List<dynamic>' || t == '_GrowableList<dynamic>') {
if (t.toLowerCase().contains('list')) {
category = <Category>[];
json['category'].forEach((v) {
category!.add(Category.fromJson(v));
Expand Down
9 changes: 3 additions & 6 deletions lib/src/features/common/data/notifiers/downloads/downloads_state_notifier.freezed.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,6 @@ mixin _$DownloadsState {
required TResult Function(List<Map<String, dynamic>> downloads) listening,
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
TResult? Function()? started,
Expand All @@ -36,14 +35,12 @@ mixin _$DownloadsState {
required TResult orElse(),
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult map<TResult extends Object?>({
required TResult Function(DownloadsStateStarted value) started,
required TResult Function(DownloadsStateLoadListening value) listening,
}) =>
throw _privateConstructorUsedError;

@optionalTypeArgs
TResult? mapOrNull<TResult extends Object?>({
TResult? Function(DownloadsStateStarted value)? started,
Expand Down Expand Up @@ -71,9 +68,9 @@ class _$DownloadsStateCopyWithImpl<$Res, $Val extends DownloadsState>
implements $DownloadsStateCopyWith<$Res> {
_$DownloadsStateCopyWithImpl(this._value, this._then);

// ignore: unused_field
// ignore: unused_field
final $Val _value;
// ignore: unused_field
// ignore: unused_field
final $Res Function($Val) _then;
}

Expand Down Expand Up @@ -223,7 +220,7 @@ class _$DownloadsStateLoadListening implements DownloadsStateLoadListening {
@override
List<Map<String, dynamic>> get downloads {
if (_downloads is EqualUnmodifiableListView) return _downloads;
// ignore: implicit_dynamic_type
// ignore: implicit_dynamic_type
return EqualUnmodifiableListView(_downloads);
}

Expand Down
10 changes: 10 additions & 0 deletions lib/src/features/common/data/notifiers/favorites/favorites_state.dart
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Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
part of 'favorites_state_notifier.dart';

@freezed
abstract class FavoritesState with _$FavoritesState {
const factory FavoritesState.started() = FavoritesStateStarted;

const factory FavoritesState.listening({
required List<Entry> favorites,
}) = FavoritesStateLoadListening;
}
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