refinements and fixes

fix orientation for remote assets

wip separate widget

separate video loader widget

fixed memory leak

optimized seeking, cleanup

debug context pop

use global key

back to one widget

fixed rebuild

wait for swipe animation to finish

smooth hero animation for remote videos

faster scroll animation

mobile/lib/entities/asset.entity.dart

@@ -22,12 +22,8 @@ class Asset {
         durationInSeconds = remote.duration.toDuration()?.inSeconds ?? 0,
         type = remote.type.toAssetType(),
         fileName = remote.originalFileName,
-        height = isFlipped(remote)
-            ? remote.exifInfo?.exifImageWidth?.toInt()
-            : remote.exifInfo?.exifImageHeight?.toInt(),
-        width = isFlipped(remote)
-            ? remote.exifInfo?.exifImageHeight?.toInt()
-            : remote.exifInfo?.exifImageWidth?.toInt(),
+        height = remote.exifInfo?.exifImageHeight?.toInt(),
+        width = remote.exifInfo?.exifImageWidth?.toInt(),
         livePhotoVideoId = remote.livePhotoVideoId,
         ownerId = fastHash(remote.ownerId),
         exifInfo =
@@ -172,6 +168,9 @@ class Asset {
   @ignore
   bool get isImage => type == AssetType.image;
 
+  @ignore
+  bool get isMotionPhoto => livePhotoVideoId != null;
+
   @ignore
   AssetState get storage {
     if (isRemote && isLocal) {
@@ -192,6 +191,14 @@ class Asset {
   @ignore
   set byteHash(List<int> hash) => checksum = base64.encode(hash);
 
+  @ignore
+  int? get orientatedWidth =>
+      exifInfo != null && exifInfo!.isFlipped ? height : width;
+
+  @ignore
+  int? get orientatedHeight =>
+      exifInfo != null && exifInfo!.isFlipped ? width : height;
+
   @override
   bool operator ==(other) {
     if (other is! Asset) return false;
@@ -511,21 +518,3 @@ extension AssetsHelper on IsarCollection<Asset> {
     return where().anyOf(ids, (q, String e) => q.localIdEqualTo(e));
   }
 }
-
-/// Returns `true` if this [int] is flipped 90° clockwise
-bool isRotated90CW(int orientation) {
-  return [7, 8, -90].contains(orientation);
-}
-
-/// Returns `true` if this [int] is flipped 270° clockwise
-bool isRotated270CW(int orientation) {
-  return [5, 6, 90].contains(orientation);
-}
-
-/// Returns `true` if this [Asset] is flipped 90° or 270° clockwise
-bool isFlipped(AssetResponseDto response) {
-  final int orientation =
-      int.tryParse(response.exifInfo?.orientation ?? '0') ?? 0;
-  return orientation != 0 &&
-      (isRotated90CW(orientation) || isRotated270CW(orientation));
-}

mobile/lib/entities/exif_info.entity.dart

@@ -47,7 +47,10 @@ class ExifInfo {
   String get focalLength => mm != null ? mm!.toStringAsFixed(1) : "";
 
   @ignore
-  bool get isFlipped => _isOrientationFlipped(orientation);
+  bool? _isFlipped;
+
+  @ignore
+  bool get isFlipped => _isFlipped ??= _isOrientationFlipped(orientation);
 
   @ignore
   double? get latitude => lat;