internal static void NotifyTryStartOneTask()
{
if (OneDriveSession.IsLogged)
{
var client = OneDriveSession.GetLoggedClient();
var queueEnumerator = _pool.GetEnumerator();
if (_pool.Any())
{
while (queueEnumerator.MoveNext())
{
if (queueEnumerator.Current.Any())
{
var task = queueEnumerator.Current.Dequeue();
task.RunTaskAsync(client, succeeded =>
{
if (succeeded)
{
NotifyFileSynced(task.File);
}
else
{
//失败，则重新加入队列
queueEnumerator.Current.Enqueue(task);
}
NotifyTryStartOneTask();
});
return;
}
}
}
}
}
/// <summary>
/// 文件夹同步
/// </summary>
/// <param name="folder">需要同步的文件夹</param>
/// <param name="targetFolderId">OneDrive上的目录id</param>
/// <param name="isRecursive">是否递归同步子文件夹，会较慢</param>
/// <returns>同步结果</returns>
/// <param name="queue">同步队列</param>
public async void SyncFolderAsync(IStorageFolder folder, string targetFolderId = OneDriveInfoHelper.RootFolderName, bool isRecursive = false, OneDriveFileSyncQueue queue = null)
{
if (!OneDriveSession.IsLogged)
{
return;
}
var client = OneDriveSession.GetLoggedClient();
var onlineResult = await client.GetItemsInFolderAsync(targetFolderId);
if (!onlineResult.IsSuccessful)
{
return;
}
if (queue == null)
{
queue = OneDriveFileSyncPool.CreateQueue();
}
var onlineItems = onlineResult.Items;
var items = await folder.GetItemsAsync();
foreach (var item in items)
{
var realItem = (IStorageItem)item;
if (realItem.IsOfType(StorageItemTypes.Folder))
{
var desiredFolder = (IStorageFolder)realItem;
if (isRecursive)
{
var existedFolder = onlineItems.FirstOrDefault(oitem => oitem.Name.ToUpper() == desiredFolder.Name.ToUpper() && oitem.ItemType.HasFlag(OneDriveItemType.Folder));
if (existedFolder != null)
{
SyncFolderAsync(desiredFolder, existedFolder.Id, true);
}
else
{
var createdFolderResult = await client.CreateFolderInFolderAsync(desiredFolder.Name, targetFolderId);
if (createdFolderResult.IsSuccessful)
{
SyncFolderAsync(desiredFolder, createdFolderResult.Item.Id, true, queue);
}
}
}
}
else if (realItem.IsOfType(StorageItemTypes.File))
{
var desiredItem = (IStorageFile)realItem;
var existedItem = onlineItems.FirstOrDefault(oitem => oitem.Name.ToUpper() == desiredItem.Name.ToUpper() && !oitem.ItemType.HasFlag(OneDriveItemType.Folder));
if (existedItem == null)
{
SyncFile(desiredItem, targetFolderId, desiredItem.Name, queue);
}
else
{
OneDriveFileSyncPool.NotifyFileSynced(desiredItem);
}
}
}
}