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Code Issues Releases Activity

feat: memories in new timeline (#19720)

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* feat: memories sliver

* memories lane

* display and show memory

* fix: get correct memories

* naming

* pr feedback

* use equalsValue for visibility

---------

Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
This commit is contained in:
Alex
2025-07-04 13:49:15 -05:00
committed by GitHub
parent 181efb9010
commit 4a2cf28882
15 changed files with 958 additions and 74 deletions
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394
mobile/lib/presentation/pages/drift_memory.page.dart Normal file
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import 'package:auto_route/auto_route.dart';
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
import 'package:immich_mobile/domain/models/memory.model.dart';
import 'package:immich_mobile/extensions/translate_extensions.dart';
import 'package:immich_mobile/presentation/widgets/images/image_provider.dart';
import 'package:immich_mobile/presentation/widgets/memory/memory_bottom_info.widget.dart';
import 'package:immich_mobile/presentation/widgets/memory/memory_card.widget.dart';
import 'package:immich_mobile/providers/asset_viewer/video_player_value_provider.dart';
import 'package:immich_mobile/providers/haptic_feedback.provider.dart';
import 'package:immich_mobile/providers/infrastructure/asset_viewer/current_asset.provider.dart';
import 'package:immich_mobile/widgets/memories/memory_epilogue.dart';
import 'package:immich_mobile/widgets/memories/memory_progress_indicator.dart';
/// Expects [currentAssetNotifier] to be set before navigating to this page
@RoutePage()
class DriftMemoryPage extends HookConsumerWidget {
final List<DriftMemory> memories;
final int memoryIndex;
const DriftMemoryPage({
required this.memories,
required this.memoryIndex,
super.key,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final currentMemory = useState(memories[memoryIndex]);
final currentAssetPage = useState(0);
final currentMemoryIndex = useState(memoryIndex);
final assetProgress = useState(
"${currentAssetPage.value + 1}|${currentMemory.value.assets.length}",
);
const bgColor = Colors.black;
final currentAsset = useState<RemoteAsset?>(null);
/// The list of all of the asset page controllers
final memoryAssetPageControllers =
List.generate(memories.length, (i) => usePageController());
/// The main vertically scrolling page controller with each list of memories
final memoryPageController = usePageController(initialPage: memoryIndex);
useEffect(() {
// Memories is an immersive activity
SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersive);
return () {
// Clean up to normal edge to edge when we are done
SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
};
});
toNextMemory() {
memoryPageController.nextPage(
duration: const Duration(milliseconds: 500),
curve: Curves.easeIn,
);
}
void toPreviousMemory() {
if (currentMemoryIndex.value > 0) {
// Move to the previous memory page
memoryPageController.previousPage(
duration: const Duration(milliseconds: 500),
curve: Curves.easeIn,
);
// Wait for the next frame to ensure the page is built
SchedulerBinding.instance.addPostFrameCallback((_) {
final previousIndex = currentMemoryIndex.value - 1;
final previousMemoryController =
memoryAssetPageControllers[previousIndex];
// Ensure the controller is attached
if (previousMemoryController.hasClients) {
previousMemoryController
.jumpToPage(memories[previousIndex].assets.length - 1);
} else {
// Wait for the next frame until it is attached
SchedulerBinding.instance.addPostFrameCallback((_) {
if (previousMemoryController.hasClients) {
previousMemoryController
.jumpToPage(memories[previousIndex].assets.length - 1);
}
});
}
});
}
}
toNextAsset(int currentAssetIndex) {
if (currentAssetIndex + 1 < currentMemory.value.assets.length) {
// Go to the next asset
PageController controller =
memoryAssetPageControllers[currentMemoryIndex.value];
controller.nextPage(
curve: Curves.easeInOut,
duration: const Duration(milliseconds: 500),
);
} else {
// Go to the next memory since we are at the end of our assets
toNextMemory();
}
}
toPreviousAsset(int currentAssetIndex) {
if (currentAssetIndex > 0) {
// Go to the previous asset
PageController controller =
memoryAssetPageControllers[currentMemoryIndex.value];
controller.previousPage(
curve: Curves.easeInOut,
duration: const Duration(milliseconds: 500),
);
} else {
// Go to the previous memory since we are at the end of our assets
toPreviousMemory();
}
}
updateProgressText() {
assetProgress.value =
"${currentAssetPage.value + 1}|${currentMemory.value.assets.length}";
}
/// Downloads and caches the image for the asset at this [currentMemory]'s index
precacheAsset(int index) async {
// Guard index out of range
if (index < 0) {
return;
}
// Context might be removed due to popping out of Memory Lane during Scroll handling
if (!context.mounted) {
return;
}
late RemoteAsset asset;
if (index < currentMemory.value.assets.length) {
// Uses the next asset in this current memory
asset = currentMemory.value.assets[index];
} else {
// Precache the first asset in the next memory if available
final currentMemoryIndex = memories.indexOf(currentMemory.value);
// Guard no memory found
if (currentMemoryIndex == -1) {
return;
}
final nextMemoryIndex = currentMemoryIndex + 1;
// Guard no next memory
if (nextMemoryIndex >= memories.length) {
return;
}
// Get the first asset from the next memory
asset = memories[nextMemoryIndex].assets.first;
}
// Precache the asset
final size = MediaQuery.sizeOf(context);
await precacheImage(
getFullImageProvider(
asset,
size: Size(size.width, size.height),
),
context,
size: size,
);
}
// Precache the next page right away if we are on the first page
if (currentAssetPage.value == 0) {
Future.delayed(const Duration(milliseconds: 200))
.then((_) => precacheAsset(1));
}
Future<void> onAssetChanged(int otherIndex) async {
ref.read(hapticFeedbackProvider.notifier).selectionClick();
currentAssetPage.value = otherIndex;
updateProgressText();
// Wait for page change animation to finish
await Future.delayed(const Duration(milliseconds: 400));
// And then precache the next asset
await precacheAsset(otherIndex + 1);
final asset = currentMemory.value.assets[otherIndex];
currentAsset.value = asset;
ref.read(currentAssetNotifier.notifier).setAsset(asset);
// if (asset.isVideo || asset.isMotionPhoto) {
if (asset.isVideo) {
ref.read(videoPlaybackValueProvider.notifier).reset();
}
}
/* Notification listener is used instead of OnPageChanged callback since OnPageChanged is called
* when the page in the **center** of the viewer changes. We want to reset currentAssetPage only when the final
* page during the end of scroll is different than the current page
*/
return NotificationListener<ScrollNotification>(
onNotification: (ScrollNotification notification) {
// Calculate OverScroll manually using the number of pixels away from maxScrollExtent
// maxScrollExtend contains the sum of horizontal pixels of all assets for depth = 1
// or sum of vertical pixels of all memories for depth = 0
if (notification is ScrollUpdateNotification) {
final isEpiloguePage =
(memoryPageController.page?.floor() ?? 0) >= memories.length;
final offset = notification.metrics.pixels;
if (isEpiloguePage &&
(offset > notification.metrics.maxScrollExtent + 150)) {
context.maybePop();
return true;
}
}
return false;
},
child: Scaffold(
backgroundColor: bgColor,
body: SafeArea(
child: PageView.builder(
physics: const BouncingScrollPhysics(
parent: AlwaysScrollableScrollPhysics(),
),
scrollDirection: Axis.vertical,
controller: memoryPageController,
onPageChanged: (pageNumber) {
ref.read(hapticFeedbackProvider.notifier).mediumImpact();
if (pageNumber < memories.length) {
currentMemoryIndex.value = pageNumber;
currentMemory.value = memories[pageNumber];
}
currentAssetPage.value = 0;
updateProgressText();
},
itemCount: memories.length + 1,
itemBuilder: (context, mIndex) {
// Build last page
if (mIndex == memories.length) {
return MemoryEpilogue(
onStartOver: () => memoryPageController.animateToPage(
0,
duration: const Duration(seconds: 1),
curve: Curves.easeInOut,
),
);
}
final yearsAgo = DateTime.now().year - memories[mIndex].data.year;
final title = 'years_ago'.t(
context: context,
args: {
'years': yearsAgo.toString(),
},
);
// Build horizontal page
final assetController = memoryAssetPageControllers[mIndex];
return Column(
children: [
Padding(
padding: const EdgeInsets.only(
left: 24.0,
right: 24.0,
top: 8.0,
bottom: 2.0,
),
child: AnimatedBuilder(
animation: assetController,
builder: (context, child) {
double value = 0.0;
if (assetController.hasClients) {
// We can only access [page] if this has clients
value = assetController.page ?? 0;
}
return MemoryProgressIndicator(
ticks: memories[mIndex].assets.length,
value: (value + 1) / memories[mIndex].assets.length,
);
},
),
),
Expanded(
child: Stack(
children: [
PageView.builder(
physics: const BouncingScrollPhysics(
parent: AlwaysScrollableScrollPhysics(),
),
controller: assetController,
onPageChanged: onAssetChanged,
scrollDirection: Axis.horizontal,
itemCount: memories[mIndex].assets.length,
itemBuilder: (context, index) {
final asset = memories[mIndex].assets[index];
return Stack(
children: [
Container(
color: Colors.black,
child: DriftMemoryCard(
asset: asset,
title: title,
showTitle: index == 0,
),
),
Positioned.fill(
child: Row(
children: [
// Left side of the screen
Expanded(
child: GestureDetector(
behavior: HitTestBehavior.translucent,
onTap: () {
toPreviousAsset(index);
},
),
),
// Right side of the screen
Expanded(
child: GestureDetector(
behavior: HitTestBehavior.translucent,
onTap: () {
toNextAsset(index);
},
),
),
],
),
),
],
);
},
),
Positioned(
top: 8,
left: 8,
child: MaterialButton(
minWidth: 0,
onPressed: () {
// auto_route doesn't invoke pop scope, so
// turn off full screen mode here
// https://github.com/Milad-Akarie/auto_route_library/issues/1799
context.maybePop();
SystemChrome.setEnabledSystemUIMode(
SystemUiMode.edgeToEdge,
);
},
shape: const CircleBorder(),
color: Colors.white.withValues(alpha: 0.2),
elevation: 0,
child: const Icon(
Icons.close_rounded,
color: Colors.white,
),
),
),
if (currentAsset.value != null &&
currentAsset.value!.isVideo)
Positioned(
bottom: 24,
right: 32,
child: Icon(
Icons.videocam_outlined,
color: Colors.grey[200],
),
),
],
),
),
DriftMemoryBottomInfo(
memory: memories[mIndex],
title: title,
),
],
);
},
),
),
),
);
}
}