427 lines
14 KiB
Dart
427 lines
14 KiB
Dart
import "package:exif/exif.dart";
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import "package:flutter/cupertino.dart";
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import "package:flutter/material.dart";
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import "package:logging/logging.dart";
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import "package:photos/core/configuration.dart";
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import 'package:photos/db/files_db.dart';
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import "package:photos/ente_theme_data.dart";
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import "package:photos/models/collection.dart";
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import "package:photos/models/collection_items.dart";
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import "package:photos/models/file.dart";
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import "package:photos/models/file_type.dart";
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import "package:photos/models/gallery_type.dart";
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import 'package:photos/services/collections_service.dart';
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import "package:photos/services/feature_flag_service.dart";
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import "package:photos/services/object_detection/object_detection_service.dart";
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import "package:photos/theme/colors.dart";
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import 'package:photos/theme/ente_theme.dart';
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import "package:photos/ui/components/buttons/chip_button_widget.dart";
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import 'package:photos/ui/components/buttons/icon_button_widget.dart';
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import "package:photos/ui/components/buttons/inline_button_widget.dart";
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import 'package:photos/ui/components/divider_widget.dart';
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import "package:photos/ui/components/info_item_widget.dart";
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import 'package:photos/ui/components/title_bar_widget.dart';
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import "package:photos/ui/viewer/file/exif_info_dialog.dart";
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import 'package:photos/ui/viewer/file/file_caption_widget.dart';
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import "package:photos/ui/viewer/file_details/creation_time_item_widget.dart";
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import "package:photos/ui/viewer/file_details/file_properties_item_widget.dart";
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import "package:photos/ui/viewer/gallery/collection_page.dart";
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import "package:photos/utils/date_time_util.dart";
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import "package:photos/utils/exif_util.dart";
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import "package:photos/utils/navigation_util.dart";
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import "package:photos/utils/thumbnail_util.dart";
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import "package:photos/utils/toast_util.dart";
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class FileDetailsWidget extends StatefulWidget {
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final File file;
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const FileDetailsWidget(
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this.file, {
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Key? key,
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}) : super(key: key);
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@override
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State<FileDetailsWidget> createState() => _FileDetailsWidgetState();
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}
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class _FileDetailsWidgetState extends State<FileDetailsWidget> {
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Map<String, IfdTag>? _exif;
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final Map<String, dynamic> _exifData = {
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"focalLength": null,
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"fNumber": null,
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"resolution": null,
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"takenOnDevice": null,
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"exposureTime": null,
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"ISO": null,
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"megaPixels": null
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};
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bool _isImage = false;
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late int _currentUserID;
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@override
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void initState() {
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debugPrint('file_details_sheet initState');
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_currentUserID = Configuration.instance.getUserID()!;
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_isImage = widget.file.fileType == FileType.image ||
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widget.file.fileType == FileType.livePhoto;
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if (_isImage) {
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getExif(widget.file).then((exif) {
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if (mounted) {
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setState(() {
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_exif = exif;
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});
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}
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});
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}
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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final subtitleTextTheme = getEnteTextTheme(context).smallMuted;
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final file = widget.file;
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final fileIsBackedup = file.uploadedFileID == null ? false : true;
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final bool isFileOwner =
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file.ownerID == null || file.ownerID == _currentUserID;
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late Future<Set<int>> allCollectionIDsOfFile;
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//Typing this as Future<Set<T>> as it would be easier to implement showing multiple device folders for a file in the future
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final Future<Set<String>> allDeviceFoldersOfFile =
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Future.sync(() => {file.deviceFolder ?? ''});
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if (fileIsBackedup) {
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allCollectionIDsOfFile = FilesDB.instance.getAllCollectionIDsOfFile(
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file.uploadedFileID!,
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);
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}
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final dateTimeForUpdationTime =
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DateTime.fromMicrosecondsSinceEpoch(file.updationTime!);
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if (_isImage && _exif != null) {
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_generateExifForDetails(_exif!);
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}
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final bool showExifListTile = _exifData["focalLength"] != null ||
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_exifData["fNumber"] != null ||
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_exifData["takenOnDevice"] != null ||
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_exifData["exposureTime"] != null ||
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_exifData["ISO"] != null;
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final fileDetailsTiles = <Widget?>[
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!widget.file.isUploaded ||
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(!isFileOwner && (widget.file.caption?.isEmpty ?? true))
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? const SizedBox(height: 16)
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: Padding(
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padding: const EdgeInsets.only(top: 8, bottom: 24),
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child: isFileOwner
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? FileCaptionWidget(file: widget.file)
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: FileCaptionReadyOnly(caption: widget.file.caption!),
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),
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CreationTimeItem(file, _currentUserID),
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FilePropertiesWidget(file, _isImage, _exifData, _currentUserID),
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showExifListTile
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? InfoItemWidget(
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key: const ValueKey("Basic EXIF"),
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leadingIcon: Icons.camera_outlined,
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title: _exifData["takenOnDevice"] ?? "--",
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subtitleSection: Future.value([
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if (_exifData["fNumber"] != null)
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Text(
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'ƒ/' + _exifData["fNumber"].toString(),
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style: subtitleTextTheme,
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),
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if (_exifData["exposureTime"] != null)
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Text(
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_exifData["exposureTime"],
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style: subtitleTextTheme,
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),
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if (_exifData["focalLength"] != null)
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Text(
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_exifData["focalLength"].toString() + "mm",
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style: subtitleTextTheme,
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),
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if (_exifData["ISO"] != null)
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Text(
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"ISO" + _exifData["ISO"].toString(),
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style: subtitleTextTheme,
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),
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]),
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)
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: null,
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_isImage
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? InfoItemWidget(
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leadingIcon: Icons.text_snippet_outlined,
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title: "EXIF",
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subtitleSection: _exifButton(file, _exif),
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)
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: null,
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FeatureFlagService.instance.isInternalUserOrDebugBuild()
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? InfoItemWidget(
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key: const ValueKey("Objects"),
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leadingIcon: Icons.image_search_outlined,
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title: "Objects",
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subtitleSection: _objectTags(file),
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hasChipButtons: true,
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)
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: null,
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(file.uploadedFileID != null && file.updationTime != null)
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? InfoItemWidget(
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key: const ValueKey("Backedup date"),
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leadingIcon: Icons.backup_outlined,
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title: getFullDate(
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DateTime.fromMicrosecondsSinceEpoch(file.updationTime!),
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),
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subtitleSection: Future.value([
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Text(
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getTimeIn12hrFormat(dateTimeForUpdationTime) +
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" " +
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dateTimeForUpdationTime.timeZoneName,
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style: subtitleTextTheme,
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),
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]),
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)
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: null,
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InfoItemWidget(
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key: const ValueKey("Albums"),
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leadingIcon: Icons.folder_outlined,
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title: "Albums",
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subtitleSection: fileIsBackedup
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? _collectionsListOfFile(allCollectionIDsOfFile, _currentUserID!)
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: _deviceFoldersListOfFile(allDeviceFoldersOfFile),
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hasChipButtons: true,
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),
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];
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fileDetailsTiles.removeWhere(
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(element) => element == null,
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);
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return SafeArea(
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top: false,
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child: Scrollbar(
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thickness: 4,
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radius: const Radius.circular(2),
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thumbVisibility: true,
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: CustomScrollView(
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physics: const ClampingScrollPhysics(),
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shrinkWrap: true,
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slivers: <Widget>[
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TitleBarWidget(
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isFlexibleSpaceDisabled: true,
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title: "Details",
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isOnTopOfScreen: false,
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backgroundColor: getEnteColorScheme(context).backgroundElevated,
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leading: IconButtonWidget(
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icon: Icons.expand_more_outlined,
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iconButtonType: IconButtonType.primary,
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onTap: () => Navigator.pop(context),
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),
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),
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SliverToBoxAdapter(child: addedBy(widget.file)),
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SliverList(
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delegate: SliverChildBuilderDelegate(
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(context, index) {
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//Dividers occupy odd indexes
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if (index.isOdd) {
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return index == 1
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? const SizedBox.shrink()
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: const Padding(
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padding: EdgeInsets.symmetric(vertical: 15.5),
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child: DividerWidget(
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dividerType: DividerType.menu,
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divColorHasBlur: false,
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),
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);
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} else {
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return fileDetailsTiles[index ~/ 2];
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}
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},
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childCount: (fileDetailsTiles.length * 2) - 1,
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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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Future<List<InlineButtonWidget>> _exifButton(
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File file,
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Map<String, IfdTag>? exif,
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) {
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late final String label;
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late final VoidCallback? onTap;
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if (exif == null) {
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label = "Loading EXIF data...";
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onTap = null;
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} else if (exif.isNotEmpty) {
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label = "View all EXIF data";
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onTap = () => showDialog(
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context: context,
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builder: (BuildContext context) {
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return ExifInfoDialog(file);
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},
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barrierColor: backdropFaintDark,
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);
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} else {
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label = "No EXIF data";
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onTap = () => showShortToast(context, "This image has no exif data");
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}
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return Future.value([
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InlineButtonWidget(
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label,
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onTap,
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)
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]);
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}
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Future<List<ChipButtonWidget>> _objectTags(File file) async {
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try {
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final chipButtons = <ChipButtonWidget>[];
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final objectTags = await getThumbnail(file).then((data) {
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return ObjectDetectionService.instance.predict(data!);
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});
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for (String objectTag in objectTags) {
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chipButtons.add(ChipButtonWidget(objectTag));
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}
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if (chipButtons.isEmpty) {
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return const [
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ChipButtonWidget(
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"No results",
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noChips: true,
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)
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];
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}
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return chipButtons;
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} catch (e, s) {
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Logger("FileInfoWidget").info(e, s);
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return [];
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}
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}
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Future<List<ChipButtonWidget>> _deviceFoldersListOfFile(
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Future<Set<String>> allDeviceFoldersOfFile,
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) async {
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try {
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final chipButtons = <ChipButtonWidget>[];
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final List<String> deviceFolders =
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(await allDeviceFoldersOfFile).toList();
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for (var deviceFolder in deviceFolders) {
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chipButtons.add(
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ChipButtonWidget(
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deviceFolder,
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),
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);
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}
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return chipButtons;
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} catch (e, s) {
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Logger("FileInfoWidget").info(e, s);
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return [];
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}
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}
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Future<List<ChipButtonWidget>> _collectionsListOfFile(
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Future<Set<int>> allCollectionIDsOfFile,
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int currentUserID,
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) async {
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try {
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final chipButtons = <ChipButtonWidget>[];
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final Set<int> collectionIDs = await allCollectionIDsOfFile;
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final collections = <Collection>[];
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for (var collectionID in collectionIDs) {
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final c = CollectionsService.instance.getCollectionByID(collectionID);
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collections.add(c!);
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chipButtons.add(
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ChipButtonWidget(
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c.isHidden() ? "Hidden" : c.name,
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onTap: () {
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if (c.isHidden()) {
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return;
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}
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routeToPage(
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context,
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CollectionPage(
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CollectionWithThumbnail(c, null),
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appBarType: c.isOwner(currentUserID)
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? GalleryType.ownedCollection
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: GalleryType.sharedCollection,
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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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return chipButtons;
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} catch (e, s) {
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Logger("FileInfoWidget").info(e, s);
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return [];
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}
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}
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Widget addedBy(File file) {
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if (file.uploadedFileID == null) {
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return const SizedBox.shrink();
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}
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String? addedBy;
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if (file.ownerID == _currentUserID) {
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if (file.pubMagicMetadata!.uploaderName != null) {
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addedBy = file.pubMagicMetadata!.uploaderName;
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}
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} else {
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final fileOwner = CollectionsService.instance
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.getFileOwner(file.ownerID!, file.collectionID);
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addedBy = fileOwner.email;
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}
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if (addedBy == null || addedBy.isEmpty) {
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return const SizedBox.shrink();
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}
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final enteTheme = Theme.of(context).colorScheme.enteTheme;
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return Padding(
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padding: const EdgeInsets.only(top: 4.0, bottom: 4.0, left: 16),
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child: Text(
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"Added by $addedBy",
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style: enteTheme.textTheme.mini
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.copyWith(color: enteTheme.colorScheme.textMuted),
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),
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);
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}
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_generateExifForDetails(Map<String, IfdTag> exif) {
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if (exif["EXIF FocalLength"] != null) {
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_exifData["focalLength"] =
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(exif["EXIF FocalLength"]!.values.toList()[0] as Ratio).numerator /
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(exif["EXIF FocalLength"]!.values.toList()[0] as Ratio)
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.denominator;
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}
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if (exif["EXIF FNumber"] != null) {
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_exifData["fNumber"] =
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(exif["EXIF FNumber"]!.values.toList()[0] as Ratio).numerator /
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(exif["EXIF FNumber"]!.values.toList()[0] as Ratio).denominator;
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}
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final imageWidth = exif["EXIF ExifImageWidth"] ?? exif["Image ImageWidth"];
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final imageLength = exif["EXIF ExifImageLength"] ??
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exif["Image "
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"ImageLength"];
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if (imageWidth != null && imageLength != null) {
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_exifData["resolution"] = '$imageWidth x $imageLength';
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_exifData['megaPixels'] =
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((imageWidth.values.firstAsInt() * imageLength.values.firstAsInt()) /
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1000000)
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.toStringAsFixed(1);
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} else {
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debugPrint("No image width/height");
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}
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if (exif["Image Make"] != null && exif["Image Model"] != null) {
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_exifData["takenOnDevice"] =
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exif["Image Make"].toString() + " " + exif["Image Model"].toString();
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}
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if (exif["EXIF ExposureTime"] != null) {
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_exifData["exposureTime"] = exif["EXIF ExposureTime"].toString();
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}
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if (exif["EXIF ISOSpeedRatings"] != null) {
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_exifData['ISO'] = exif["EXIF ISOSpeedRatings"].toString();
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}
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}
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}
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