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feat(mobile): sqlite asset viewer (#19552)

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* add full image provider and refactor thumb providers

* photo_view updates

* wip: asset-viewer

* fix controller dispose on page change

* wip: bottom sheet

* fix interactions

* more bottomsheet changes

* generate schema

* PR feedback

* refactor asset viewer

* never rotate and fix background on page change

* use photoview as the loading builder

* precache after delay

* claude: optimizing rebuild of image provider

* claude: optimizing image decoding and caching

* use proper cache for new full size image providers

* chore: load local HEIC fullsize for iOS

* make controller callbacks nullable

* remove imageprovider cache

* do not handle drag gestures when zoomed

* use loadOriginal setting for HEIC / larger images

* preload assets outside timer

* never use same controllers in photo-view gallery

* fix: cannot scroll down once swipe with bottom sheet

---------

Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Alex <alex.tran1502@gmail.com>
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shenlong 2025-07-02 23:54:37 +05:30 • committed by GitHub
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commit 7855974a29
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63
mobile/lib/presentation/widgets/images/image_provider.dart Normal file
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import 'package:flutter/widgets.dart';
import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
import 'package:immich_mobile/domain/models/setting.model.dart';
import 'package:immich_mobile/domain/services/setting.service.dart';
import 'package:immich_mobile/presentation/widgets/images/local_image_provider.dart';
import 'package:immich_mobile/presentation/widgets/images/remote_image_provider.dart';
ImageProvider getFullImageProvider(
BaseAsset asset, {
Size size = const Size(1080, 1920),
}) {
// Create new provider and cache it
final ImageProvider provider;
if (_shouldUseLocalAsset(asset)) {
provider = LocalFullImageProvider(asset: asset as LocalAsset, size: size);
} else {
final String assetId;
if (asset is LocalAsset && asset.hasRemote) {
assetId = asset.remoteId!;
} else if (asset is RemoteAsset) {
assetId = asset.id;
} else {
throw ArgumentError("Unsupported asset type: ${asset.runtimeType}");
}
provider = RemoteFullImageProvider(assetId: assetId);
}
return provider;
}
ImageProvider getThumbnailImageProvider({
BaseAsset? asset,
String? remoteId,
Size size = const Size.square(256),
}) {
assert(
asset != null || remoteId != null,
'Either asset or remoteId must be provided',
);
if (remoteId != null) {
return RemoteThumbProvider(assetId: remoteId);
}
if (_shouldUseLocalAsset(asset!)) {
return LocalThumbProvider(asset: asset as LocalAsset, size: size);
}
final String assetId;
if (asset is LocalAsset && asset.hasRemote) {
assetId = asset.remoteId!;
} else if (asset is RemoteAsset) {
assetId = asset.id;
} else {
throw ArgumentError("Unsupported asset type: ${asset.runtimeType}");
}
return RemoteThumbProvider(assetId: assetId);
}
bool _shouldUseLocalAsset(BaseAsset asset) =>
asset is LocalAsset &&
(!asset.hasRemote || !AppSetting.get(Setting.preferRemoteImage));