public async Task <IFeedGroup> AddFeedGroup(string label)
{
var folder = await GetFeedGroupFolder();
var feedStreamDataFolder = await GetFeedStreamDataFolder();
var feedGroup = new FeedGroup2(label);
var fileAccessor = new FileAccessor <FeedGroup2>(folder, label + ".json");
feedGroup.HohoemaApp = this.HohoemaApp;
feedGroup.FeedManager = this;
FeedGroupDict.Add(feedGroup, fileAccessor);
var itemId = feedGroup.Id.ToString();
var streamFileAccessor = new FileAccessor <List <FeedItem> >(feedStreamDataFolder, $"{itemId}.json");
FeedStreamFileAccessors.Add(feedGroup.Id, streamFileAccessor);
_FeedGroupUpdaters.Add(feedGroup,
HohoemaApp.BackgroundUpdater.RegistrationBackgroundUpdateScheduleHandler(
feedGroup, feedGroup.Label, nameof(FeedGroup), label: $"FeedGroup:{feedGroup.Label}")
);
await SaveOne(feedGroup);
return(feedGroup);
}
public async Task <bool> RemoveFeedGroup(IFeedGroup group)
{
var removeTarget = FeedGroups.SingleOrDefault(x => x.Id == group.Id);
if (removeTarget != null)
{
_FeedGroupUpdaters.Remove(group);
var fileAccessor = FeedGroupDict[removeTarget];
// フィードソース一覧ファイルを同期から削除
var file = await fileAccessor.TryGetFile();
await HohoemaApp.RoamingDataRemoved(file);
// ローカルのフィードソース・ファイルを削除
await fileAccessor.Delete(StorageDeleteOption.PermanentDelete);
// フィードの動画一覧ファイルを削除
var feedStreamFileAccesssor = FeedStreamFileAccessors[group.Id];
await feedStreamFileAccesssor.Delete(StorageDeleteOption.PermanentDelete);
return(FeedGroupDict.Remove(removeTarget));
}
else
{
return(false);
}
}
public async Task Load(IReadOnlyList <StorageFile> files)
{
var feedGroupFolder = await GetFeedGroupFolder();
var feedStreamDataFolder = await GetFeedStreamDataFolder();
var legacyFeedSettingsFolder = await HohoemaApp.GetFeedSettingsFolder();
foreach (var file in files)
{
if (file.FileType == ".json")
{
var fileName = file.Name;
var fileAccessor = new FileAccessor <FeedGroup2>(feedGroupFolder, fileName);
try
{
var item = await fileAccessor.Load(FeedGroupSerializerSettings);
bool isLoadFromLegacyFile = false;
if (item == null)
{
var legacyFeedGroupFileAccessor = new FileAccessor <FeedGroup>(legacyFeedSettingsFolder, fileName);
var item_legacy = await legacyFeedGroupFileAccessor.Load(FeedGroupSerializerSettings);
if (item_legacy != null)
{
item = new FeedGroup2(item_legacy);
isLoadFromLegacyFile = true;
}
}
if (item != null)
{
item.HohoemaApp = this.HohoemaApp;
item.FeedManager = this;
FeedGroupDict.Add(item, fileAccessor);
var itemId = item.Id.ToString();
var streamFileAccessor = new FileAccessor <List <FeedItem> >(feedStreamDataFolder, $"{itemId}.json");
FeedStreamFileAccessors.Add(item.Id, streamFileAccessor);
await item.LoadFeedStream(streamFileAccessor);
// 古いファイルは新しいフォーマットで上書きして消しておく
if (isLoadFromLegacyFile)
{
await SaveOne(item, isSkipSyncRoaming : true);
}
// FeedGroupの更新処理情報を構築
_FeedGroupUpdaters.Add(item,
HohoemaApp.BackgroundUpdater.RegistrationBackgroundUpdateScheduleHandler(
item, item.Label, nameof(FeedGroup), label: $"FeedGroup:{item.Label}")
);
Debug.WriteLine($"FeedManager: [Sucesss] load {item.Label}");
}
else
{
Debug.WriteLine($"FeedManager: [?] .json but not FeedGroup file < {fileName}");
}
}
catch
{
Debug.WriteLine($"FeedManager: [Failed] load {file.Path}");
}
}
}
}
public Task SaveOne(IFeedGroup group, bool isSkipSyncRoaming = false)
{
var target = FeedGroupDict.SingleOrDefault(x => x.Key.Id == group.Id);
return(_Save(target, isSkipSyncRoaming));
}
