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feat(mobile): platform image providers (#20927)

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* platform image providers

* use key

* fix cache manager

* more logs, cancel on dispose instead

* split into separate files

* fix saving to cache

* cancel multi-stage provider

* refactored `getInitialImage`

* only wait for disposal for full images

* cached image works

* formatting

* lower asset viewer ram usage

---------

Co-authored-by: Alex <alex.tran1502@gmail.com>
This commit is contained in:
Mert 2025-08-20 15:36:44 -04:00 • committed by GitHub
parent 9ff37b6870
commit 99d6673503
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15 changed files with 669 additions and 306 deletions
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19
mobile/lib/utils/cache/custom_image_cache.dart vendored
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@ -1,6 +1,7 @@
import 'package:flutter/painting.dart';
import 'package:immich_mobile/presentation/widgets/images/local_image_provider.dart';
import 'package:immich_mobile/presentation/widgets/images/remote_image_provider.dart';
import 'package:immich_mobile/presentation/widgets/images/thumb_hash_provider.dart';
import 'package:immich_mobile/providers/image/immich_local_image_provider.dart';
import 'package:immich_mobile/providers/image/immich_local_thumbnail_provider.dart';
import 'package:immich_mobile/providers/image/immich_remote_image_provider.dart';
@ -9,6 +10,7 @@ import 'package:immich_mobile/providers/image/immich_remote_thumbnail_provider.d
/// [ImageCache] that uses two caches for small and large images
/// so that a single large image does not evict all small images
final class CustomImageCache implements ImageCache {
final _thumbhash = ImageCache()..maximumSize = 0;
final _small = ImageCache();
final _large = ImageCache()..maximumSize = 5; // Maximum 5 images
@ -39,13 +41,16 @@ final class CustomImageCache implements ImageCache {
/// Gets the cache for the given key
/// [_large] is used for [ImmichLocalImageProvider] and [ImmichRemoteImageProvider]
/// [_small] is used for [ImmichLocalThumbnailProvider] and [ImmichRemoteThumbnailProvider]
ImageCache _cacheForKey(Object key) =>
(key is ImmichLocalImageProvider ||
key is ImmichRemoteImageProvider ||
key is LocalFullImageProvider ||
key is RemoteFullImageProvider)
? _large
: _small;
ImageCache _cacheForKey(Object key) {
return switch (key) {
ImmichLocalImageProvider() ||
ImmichRemoteImageProvider() ||
LocalFullImageProvider() ||
RemoteFullImageProvider() => _large,
ThumbHashProvider() => _thumbhash,
_ => _small,
};
}
@override
bool containsKey(Object key) {