498 lines
15 KiB
Dart
498 lines
15 KiB
Dart
// @dart=2.9
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:photos/core/constants.dart';
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/ente_theme_data.dart';
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import 'package:photos/events/user_details_changed_event.dart';
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import 'package:photos/models/duplicate_files.dart';
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import 'package:photos/models/file.dart';
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import 'package:photos/services/collections_service.dart';
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import 'package:photos/services/deduplication_service.dart';
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import 'package:photos/ui/viewer/file/detail_page.dart';
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import 'package:photos/ui/viewer/file/thumbnail_widget.dart';
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import 'package:photos/ui/viewer/gallery/empte_state.dart';
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import 'package:photos/utils/data_util.dart';
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import 'package:photos/utils/delete_file_util.dart';
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import 'package:photos/utils/navigation_util.dart';
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import 'package:photos/utils/toast_util.dart';
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class DeduplicatePage extends StatefulWidget {
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final List<DuplicateFiles> duplicates;
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const DeduplicatePage(this.duplicates, {Key key}) : super(key: key);
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@override
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State<DeduplicatePage> createState() => _DeduplicatePageState();
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}
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class _DeduplicatePageState extends State<DeduplicatePage> {
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static const crossAxisCount = 4;
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static const crossAxisSpacing = 4.0;
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static const headerRowCount = 3;
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static final selectedOverlay = Container(
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color: Colors.black.withOpacity(0.4),
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child: const Align(
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alignment: Alignment.bottomRight,
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child: Padding(
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padding: EdgeInsets.only(right: 4, bottom: 4),
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child: Icon(
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Icons.check_circle,
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size: 24,
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color: Colors.white,
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),
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),
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),
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);
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final Set<File> _selectedFiles = <File>{};
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final Map<int, int> _fileSizeMap = {};
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List<DuplicateFiles> _duplicates;
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bool _shouldClubByCaptureTime = true;
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SortKey sortKey = SortKey.size;
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@override
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void initState() {
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super.initState();
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_duplicates =
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DeduplicationService.instance.clubDuplicatesByTime(widget.duplicates);
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_selectAllFilesButFirst();
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showToast(context, "Long-press on an item to view in full-screen");
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}
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void _selectAllFilesButFirst() {
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_selectedFiles.clear();
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for (final duplicate in _duplicates) {
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for (int index = 0; index < duplicate.files.length; index++) {
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// Select all items but the first
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if (index != 0) {
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_selectedFiles.add(duplicate.files[index]);
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}
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// Maintain a map of fileID to fileSize for quick "space freed" computation
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_fileSizeMap[duplicate.files[index].uploadedFileID] = duplicate.size;
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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_sortDuplicates();
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return Scaffold(
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appBar: AppBar(
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elevation: 0,
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title: const Text("Deduplicate Files"),
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actions: <Widget>[
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PopupMenuButton(
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constraints: const BoxConstraints(minWidth: 180),
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.all(
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Radius.circular(8),
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),
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),
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onSelected: (value) {
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setState(() {
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_selectedFiles.clear();
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});
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},
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offset: const Offset(0, 50),
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itemBuilder: (BuildContext context) => [
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PopupMenuItem(
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value: true,
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height: 32,
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child: Row(
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children: [
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const Icon(
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Icons.remove_circle_outline,
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size: 20,
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),
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const SizedBox(width: 12),
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Padding(
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padding: const EdgeInsets.only(bottom: 1),
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child: Text(
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"Deselect all",
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style: Theme.of(context)
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.textTheme
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.subtitle1
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.copyWith(fontWeight: FontWeight.w600),
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),
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),
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],
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),
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)
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],
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)
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],
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),
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body: _getBody(),
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);
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}
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void _sortDuplicates() {
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_duplicates.sort((first, second) {
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if (sortKey == SortKey.size) {
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final aSize = first.files.length * first.size;
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final bSize = second.files.length * second.size;
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return bSize - aSize;
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} else if (sortKey == SortKey.count) {
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return second.files.length - first.files.length;
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} else {
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return second.files.first.creationTime - first.files.first.creationTime;
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}
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});
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}
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Widget _getBody() {
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return Column(
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Expanded(
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child: ListView.builder(
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itemBuilder: (context, index) {
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if (index == 0) {
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return _getHeader();
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} else if (index == 1) {
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return _getClubbingConfig();
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} else if (index == 2) {
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if (_duplicates.isNotEmpty) {
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return _getSortMenu();
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} else {
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return const Padding(
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padding: EdgeInsets.only(top: 32),
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child: EmptyState(),
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);
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}
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}
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 8),
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child: _getGridView(
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_duplicates[index - headerRowCount],
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index - headerRowCount,
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),
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);
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},
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itemCount: _duplicates.length + headerRowCount,
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shrinkWrap: true,
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),
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),
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_selectedFiles.isEmpty
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? const SizedBox.shrink()
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: Column(
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children: [
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_getDeleteButton(),
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const SizedBox(height: crossAxisSpacing / 2),
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],
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),
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],
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);
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}
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Padding _getHeader() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(16, 12, 16, 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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"Following files were clubbed based on their sizes" +
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((_shouldClubByCaptureTime ? " and capture times." : ".")),
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style: Theme.of(context).textTheme.subtitle2,
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),
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const Padding(
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padding: EdgeInsets.all(2),
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),
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Text(
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"Please review and delete the items you believe are duplicates.",
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style: Theme.of(context).textTheme.subtitle2,
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),
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const Padding(
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padding: EdgeInsets.all(12),
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),
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const Divider(
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height: 0,
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),
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],
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),
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);
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}
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Widget _getClubbingConfig() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(12, 0, 12, 4),
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child: CheckboxListTile(
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value: _shouldClubByCaptureTime,
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onChanged: (value) {
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_shouldClubByCaptureTime = value;
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_resetEntriesAndSelection();
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setState(() {});
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},
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title: const Text("Club by capture time"),
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),
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);
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}
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void _resetEntriesAndSelection() {
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if (_shouldClubByCaptureTime) {
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_duplicates =
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DeduplicationService.instance.clubDuplicatesByTime(_duplicates);
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} else {
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_duplicates = widget.duplicates;
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}
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_selectAllFilesButFirst();
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}
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Widget _getSortMenu() {
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Text sortOptionText(SortKey key) {
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String text = key.toString();
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switch (key) {
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case SortKey.count:
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text = "Count";
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break;
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case SortKey.size:
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text = "Total size";
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break;
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case SortKey.time:
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text = "Time";
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break;
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}
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return Text(
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text,
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style: Theme.of(context).textTheme.subtitle1.copyWith(
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fontSize: 14,
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color: Theme.of(context).iconTheme.color.withOpacity(0.7),
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),
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);
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}
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return Row(
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// h4ck to align PopupMenuItems to end
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Container(),
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PopupMenuButton(
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initialValue: sortKey?.index ?? 0,
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child: Padding(
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padding: const EdgeInsets.fromLTRB(24, 6, 24, 6),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.start,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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sortOptionText(sortKey),
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const Padding(padding: EdgeInsets.only(left: 4)),
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Icon(
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Icons.sort,
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color: Theme.of(context).colorScheme.iconColor,
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size: 20,
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),
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],
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),
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),
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onSelected: (int index) {
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setState(() {
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sortKey = SortKey.values[index];
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});
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},
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itemBuilder: (context) {
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return List.generate(SortKey.values.length, (index) {
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return PopupMenuItem(
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value: index,
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child: Align(
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alignment: Alignment.centerLeft,
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child: sortOptionText(SortKey.values[index]),
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),
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);
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});
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},
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),
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],
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);
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}
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Widget _getDeleteButton() {
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String text;
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if (_selectedFiles.length == 1) {
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text = "Delete 1 item";
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} else {
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text = "Delete " + _selectedFiles.length.toString() + " items";
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}
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int size = 0;
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for (final file in _selectedFiles) {
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size += _fileSizeMap[file.uploadedFileID];
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}
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return SizedBox(
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width: double.infinity,
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child: SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: crossAxisSpacing / 2),
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child: TextButton(
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style: OutlinedButton.styleFrom(
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backgroundColor:
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Theme.of(context).colorScheme.inverseBackgroundColor,
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),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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const Padding(padding: EdgeInsets.all(4)),
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Text(
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text,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 14,
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color: Theme.of(context).colorScheme.inverseTextColor,
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),
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textAlign: TextAlign.center,
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),
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const Padding(padding: EdgeInsets.all(2)),
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Text(
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formatBytes(size),
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style: TextStyle(
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color: Theme.of(context)
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.colorScheme
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.inverseTextColor
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.withOpacity(0.7),
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fontSize: 12,
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),
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),
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const Padding(padding: EdgeInsets.all(2)),
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],
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),
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onPressed: () async {
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await deleteFilesFromRemoteOnly(context, _selectedFiles.toList());
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Bus.instance.fire(UserDetailsChangedEvent());
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Navigator.of(context)
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.pop(DeduplicationResult(_selectedFiles.length, size));
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},
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),
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),
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),
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);
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}
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Widget _getGridView(DuplicateFiles duplicates, int itemIndex) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.fromLTRB(2, 4, 4, 12),
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child: Text(
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duplicates.files.length.toString() +
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" files, " +
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formatBytes(duplicates.size) +
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" each",
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style: Theme.of(context).textTheme.subtitle2,
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),
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),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: crossAxisSpacing / 2),
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child: GridView.builder(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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// to disable GridView's scrolling
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itemBuilder: (context, index) {
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return _buildFile(context, duplicates.files[index], itemIndex);
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},
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itemCount: duplicates.files.length,
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gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: crossAxisCount,
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crossAxisSpacing: crossAxisSpacing,
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childAspectRatio: 0.75,
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),
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padding: const EdgeInsets.all(0),
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),
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),
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],
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);
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}
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Widget _buildFile(BuildContext context, File file, int index) {
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return GestureDetector(
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onTap: () {
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if (_selectedFiles.contains(file)) {
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_selectedFiles.remove(file);
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} else {
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_selectedFiles.add(file);
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}
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setState(() {});
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},
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onLongPress: () {
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HapticFeedback.lightImpact();
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final files = _duplicates[index].files;
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routeToPage(
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context,
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DetailPage(
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DetailPageConfiguration(
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files,
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null,
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files.indexOf(file),
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"deduplicate_",
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mode: DetailPageMode.minimalistic,
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),
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),
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forceCustomPageRoute: true,
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);
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},
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(
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//the numerator will give the width of the screen excuding the whitespaces in the the grid row
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height: (MediaQuery.of(context).size.width -
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(crossAxisSpacing * crossAxisCount)) /
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crossAxisCount,
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child: Stack(
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children: [
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Hero(
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tag: "deduplicate_" + file.tag(),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(4),
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child: ThumbnailWidget(
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file,
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diskLoadDeferDuration: kThumbnailDiskLoadDeferDuration,
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serverLoadDeferDuration:
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kThumbnailServerLoadDeferDuration,
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shouldShowLivePhotoOverlay: true,
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key: Key("deduplicate_" + file.tag()),
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),
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),
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),
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_selectedFiles.contains(file)
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? ClipRRect(
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borderRadius: BorderRadius.circular(4),
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child: selectedOverlay,
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)
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: const SizedBox.shrink(),
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],
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),
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),
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const SizedBox(height: 6),
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Padding(
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padding: const EdgeInsets.only(right: 2),
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child: Text(
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CollectionsService.instance
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.getCollectionNameByID(file.collectionID),
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style: Theme.of(context).textTheme.caption.copyWith(fontSize: 12),
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overflow: TextOverflow.ellipsis,
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),
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),
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],
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),
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);
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}
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}
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enum SortKey {
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size,
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count,
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time,
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}
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class DeduplicationResult {
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final int count;
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final int size;
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DeduplicationResult(this.count, this.size);
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}
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