Merge branch 'main' of github.com:immich-app/immich into refactor/immich-thumbnail

mobile/lib/shared/ui/delayed_loading_indicator.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:immich_mobile/shared/ui/immich_loading_indicator.dart';
+
+class DelayedLoadingIndicator extends StatelessWidget {
+  /// The delay to avoid showing the loading indicator
+  final Duration delay;
+
+  /// Defaults to using the [ImmichLoadingIndicator]
+  final Widget? child;
+
+  /// An optional fade in duration to animate the loading
+  final Duration? fadeInDuration;
+
+  const DelayedLoadingIndicator({
+    super.key,
+    this.delay = const Duration(seconds: 3),
+    this.child,
+    this.fadeInDuration,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return AnimatedSwitcher(
+      duration: fadeInDuration ?? Duration.zero,
+      child: FutureBuilder(
+        future: Future.delayed(delay),
+        builder: (context, snapshot) {
+          if (snapshot.connectionState == ConnectionState.done) {
+            return child ??
+                const ImmichLoadingIndicator(
+                  key: ValueKey('loading'),
+                );
+          }
+
+          return Container(key: const ValueKey('hiding'));
+        },
+      ),
+    );
+  }
+}