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immich/mobile/lib/shared/ui/immich_thumbnail.dart
martyfuhry 582cdcab82
feat(mobile): Remote thumbnails and images use an on-disk image cache (#7929)
* Fixes remote full / thumbnail provider

* Adds image cache manager to both remote image providers

format

format

Fix typo in equals

remove unused import

renames image loader

* Adds height and width to the image cache for thumbs

format

* Uses a separate remote and thumbnail cache

format

* Fixes key name

* Changes uri to string, fixes comment

* Chunk events are optional and remote thumbnails don't report chunk events

* better exception handling

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>
2024-03-14 15:29:09 -05:00

89 lines
2.5 KiB
Dart

import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:immich_mobile/modules/asset_viewer/image_providers/immich_local_thumbnail_provider.dart';
import 'package:immich_mobile/modules/asset_viewer/image_providers/immich_remote_thumbnail_provider.dart';
import 'package:immich_mobile/shared/models/asset.dart';
import 'package:immich_mobile/shared/ui/hooks/blurhash_hook.dart';
import 'package:immich_mobile/shared/ui/immich_image.dart';
import 'package:immich_mobile/shared/ui/thumbhash_placeholder.dart';
import 'package:octo_image/octo_image.dart';
class ImmichThumbnail extends HookWidget {
const ImmichThumbnail({
this.asset,
this.width = 250,
this.height = 250,
this.fit = BoxFit.cover,
super.key,
});
final Asset? asset;
final double width;
final double height;
final BoxFit fit;
/// Helper function to return the image provider for the asset thumbnail
/// either by using the asset ID or the asset itself
/// [asset] is the Asset to request, or else use [assetId] to get a remote
/// image provider
static ImageProvider imageProvider({
Asset? asset,
String? assetId,
int thumbnailSize = 256,
}) {
if (asset == null && assetId == null) {
throw Exception('Must supply either asset or assetId');
}
if (asset == null) {
return ImmichRemoteThumbnailProvider(
assetId: assetId!,
);
}
if (ImmichImage.useLocal(asset)) {
return ImmichLocalThumbnailProvider(
asset: asset,
height: thumbnailSize,
width: thumbnailSize,
);
} else {
return ImmichRemoteThumbnailProvider(
assetId: asset.remoteId!,
height: thumbnailSize,
width: thumbnailSize,
);
}
}
@override
Widget build(BuildContext context) {
Uint8List? blurhash = useBlurHashRef(asset).value;
if (asset == null) {
return Container(
color: Colors.grey,
width: width,
height: height,
child: const Center(
child: Icon(Icons.no_photography),
),
);
}
return OctoImage.fromSet(
placeholderFadeInDuration: Duration.zero,
fadeInDuration: Duration.zero,
fadeOutDuration: const Duration(milliseconds: 100),
octoSet: blurHashOrPlaceholder(blurhash),
image: ImmichThumbnail.imageProvider(
asset: asset,
),
width: width,
height: height,
fit: fit,
);
}
}