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Merge pull request #86 from ente-io/livePhotoBug

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Fix bug during first load of remote livePhoto
This commit is contained in:
Vishnu Mohandas 2021-10-06 15:47:27 +05:30 • committed by GitHub
commit 9c3e73e617
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 123 additions and 56 deletions
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79
lib/ui/zoomable_live_image.dart
View file

@ -3,6 +3,7 @@ import 'package:chewie/chewie.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:logging/logging.dart';
import 'package:photos/core/constants.dart';
import 'package:photos/models/file.dart';
@ -13,13 +14,14 @@ import 'package:shared_preferences/shared_preferences.dart';
import 'package:video_player/video_player.dart';
class ZoomableLiveImage extends StatefulWidget {
final File photo;
final File file;
final Function(bool) shouldDisableScroll;
final String tagPrefix;
final Decoration backgroundDecoration;
ZoomableLiveImage(
this.photo, {
this.file, {
Key key,
this.shouldDisableScroll,
@required this.tagPrefix,
@ -33,16 +35,16 @@ class ZoomableLiveImage extends StatefulWidget {
class _ZoomableLiveImageState extends State<ZoomableLiveImage>
with SingleTickerProviderStateMixin {
final Logger _logger = Logger("ZoomableLiveImage");
File _livePhoto;
bool _loadLivePhotoVideo = false;
File _file;
bool _showVideo = false;
bool _isLoadingVideoPlayer = false;
VideoPlayerController _videoPlayerController;
ChewieController _chewieController;
@override
void initState() {
_livePhoto = widget.photo;
_loadLiveVideo();
_file = widget.file;
_showLivePhotoToast();
super.initState();
}
@ -54,7 +56,7 @@ class _ZoomableLiveImageState extends State<ZoomableLiveImage>
}
if (mounted) {
setState(() {
_loadLivePhotoVideo = isPressed;
_showVideo = isPressed;
});
}
}
@ -62,10 +64,15 @@ class _ZoomableLiveImageState extends State<ZoomableLiveImage>
@override
Widget build(BuildContext context) {
Widget content;
if (_loadLivePhotoVideo && _videoPlayerController != null) {
// check is long press is selected but videoPlayer is not configured yet
if (_showVideo && _videoPlayerController == null) {
_loadLiveVideo();
}
if (_showVideo && _videoPlayerController != null) {
content = _getVideoPlayer();
} else {
content = ZoomableImage(_livePhoto,
content = ZoomableImage(_file,
tagPrefix: widget.tagPrefix,
shouldDisableScroll: widget.shouldDisableScroll,
backgroundDecoration: widget.backgroundDecoration);
@ -95,29 +102,45 @@ class _ZoomableLiveImageState extends State<ZoomableLiveImage>
aspectRatio: _videoPlayerController.value.aspectRatio,
autoPlay: true,
autoInitialize: true,
looping: false,
looping: true,
allowFullScreen: false,
showControls: false);
return Chewie(controller: _chewieController);
}
void _loadLiveVideo() {
// todo: add wrapper to download file from server if local is missing
getFile(widget.photo, liveVideo: true).then((file) {
if (file != null && file.existsSync()) {
_logger.fine("loading from local");
_setVideoPlayerController(file: file);
} else if (widget.photo.uploadedFileID != null) {
_logger.fine("loading from remote");
getFileFromServer(widget.photo, liveVideo: true).then((file) {
if (file != null && file.existsSync()) {
_setVideoPlayerController(file: file);
} else {
_logger.warning("failed to load from remote" + widget.photo.tag());
}
});
}
Future<void> _loadLiveVideo() async {
// do nothing is already loading or loaded
if (_isLoadingVideoPlayer || _videoPlayerController != null) {
return;
}
_isLoadingVideoPlayer = true;
if (_file.isRemoteFile() && !(await isFileCached(_file, liveVideo: true))) {
showToast("downloading...", toastLength: Toast.LENGTH_LONG);
}
var videoFile = await getFile(widget.file, liveVideo: true)
.timeout(Duration(seconds: 15))
.onError((e, s) {
_logger.info("getFile failed ${_file.tag()}", e);
return null;
});
if ((videoFile == null || !videoFile.existsSync()) &&
_file.isRemoteFile()) {
videoFile = await getFileFromServer(widget.file, liveVideo: true)
.timeout(Duration(seconds: 15))
.onError((e, s) {
_logger.info("getRemoteFile failed ${_file.tag()}", e);
return null;
});
}
if (videoFile != null && videoFile.existsSync()) {
_setVideoPlayerController(file: videoFile);
} else {
showToast("download failed", toastLength: Toast.LENGTH_SHORT);
}
_isLoadingVideoPlayer = false;
}
VideoPlayerController _setVideoPlayerController({io.File file}) {
@ -125,7 +148,9 @@ class _ZoomableLiveImageState extends State<ZoomableLiveImage>
return _videoPlayerController = videoPlayerController
..initialize().whenComplete(() {
if (mounted) {
setState(() {});
setState(() {
_showVideo = true;
});
}
});
}

100
lib/utils/file_util.dart
View file

@ -98,8 +98,8 @@ void preloadThumbnail(ente.File file) {
}
}
final Map<int, Future<io.File>> fileDownloadsInProgress =
Map<int, Future<io.File>>();
final Map<String, Future<io.File>> fileDownloadsInProgress =
<String, Future<io.File>>{};
Future<io.File> getFileFromServer(
ente.File file, {
@ -109,31 +109,66 @@ Future<io.File> getFileFromServer(
final cacheManager = (file.fileType == FileType.video || liveVideo)
? VideoCacheManager.instance
: DefaultCacheManager();
return cacheManager.getFileFromCache(file.getDownloadUrl()).then((info) {
if (info == null) {
if (!fileDownloadsInProgress.containsKey(file.uploadedFileID)) {
if (file.fileType == FileType.livePhoto) {
fileDownloadsInProgress[file.uploadedFileID] = _downloadLivePhoto(
file,
progressCallback: progressCallback,
liveVideo: liveVideo);
} else {
fileDownloadsInProgress[file.uploadedFileID] = _downloadAndCache(
file,
cacheManager,
progressCallback: progressCallback,
);
}
}
return fileDownloadsInProgress[file.uploadedFileID];
final fileFromCache =
await cacheManager.getFileFromCache(file.getDownloadUrl());
if (fileFromCache != null) {
return fileFromCache.file;
}
final downloadID = file.uploadedFileID.toString() + liveVideo.toString();
if (!fileDownloadsInProgress.containsKey(downloadID)) {
if (file.fileType == FileType.livePhoto) {
fileDownloadsInProgress[downloadID] = _getLivePhotoFromServer(file,
progressCallback: progressCallback, needLiveVideo: liveVideo)
.whenComplete(() {
fileDownloadsInProgress.remove(downloadID);
});
} else {
return info.file;
fileDownloadsInProgress[downloadID] = _downloadAndCache(
file, cacheManager,
progressCallback: progressCallback)
.whenComplete(() {
fileDownloadsInProgress.remove(downloadID);
});
}
});
}
return fileDownloadsInProgress[downloadID];
}
Future<io.File> _downloadLivePhoto(ente.File file,
{ProgressCallback progressCallback, bool liveVideo = false}) async {
Future<bool> isFileCached(ente.File file,
{bool liveVideo = false}) async {
final cacheManager = (file.fileType == FileType.video || liveVideo)
? VideoCacheManager.instance
: DefaultCacheManager();
final fileInfo = await cacheManager.getFileFromCache(file.getDownloadUrl());
return fileInfo != null;
}
final Map<int, Future<_LivePhoto>> livePhotoDownloadsTracker =
<int, Future<_LivePhoto>>{};
Future<io.File> _getLivePhotoFromServer(ente.File file,
{ProgressCallback progressCallback, bool needLiveVideo}) async {
final downloadID = file.uploadedFileID;
try {
if (!livePhotoDownloadsTracker.containsKey(downloadID)) {
livePhotoDownloadsTracker[downloadID] =
_downloadLivePhoto(file, progressCallback: progressCallback);
}
final livePhoto = await livePhotoDownloadsTracker[file.uploadedFileID];
livePhotoDownloadsTracker.remove(downloadID);
if (livePhoto == null) {
return null;
}
return needLiveVideo ? livePhoto.video : livePhoto.image;
} catch (e,s) {
_logger.warning("live photo get failed", e, s);
livePhotoDownloadsTracker.remove(downloadID);
return null;
}
}
Future<_LivePhoto> _downloadLivePhoto(ente.File file,
{ProgressCallback progressCallback}) async {
return downloadAndDecrypt(file, progressCallback: progressCallback)
.then((decryptedFile) async {
if (decryptedFile == null) {
@ -189,11 +224,11 @@ Future<io.File> _downloadLivePhoto(ente.File file,
}
}
}
fileDownloadsInProgress.remove(file.uploadedFileID);
return liveVideo ? videoFileCache : imageFileCache;
return _LivePhoto(imageFileCache, videoFileCache);
}).catchError((e) {
fileDownloadsInProgress.remove(file.uploadedFileID);
_logger.warning("failed to download live photos" + e.toString());
_logger.warning(
"failed to download live photos : ${file.tag()}", e);
throw e;
});
}
@ -224,10 +259,10 @@ Future<io.File> _downloadAndCache(ente.File file, BaseCacheManager cacheManager,
fileExtension: fileExtension,
);
await outputFile.delete();
fileDownloadsInProgress.remove(file.uploadedFileID);
return cachedFile;
}).catchError((e) {
fileDownloadsInProgress.remove(file.uploadedFileID);
_logger.warning("failed to download file : ${file.tag()}", e);
throw e;
});
}
@ -264,3 +299,10 @@ Future<void> clearCache(ente.File file) async {
await cachedThumbnail.delete();
}
}
class _LivePhoto {
final io.File image;
final io.File video;
_LivePhoto(this.image, this.video);
}