public async Task <IMobileServiceFileOperation> GetOperationByFileIdAsync(string fileId) { var query = new MobileServiceTableQueryDescription(FileOperationTableName); query.Filter = new BinaryOperatorNode(BinaryOperatorKind.Equal, new MemberAccessNode(null, "fileId"), new ConstantNode(fileId)); query.Top = 1; JToken result = await this.store.ReadAsync(query); FileOperationItem operationItem = result.ToObject <List <FileOperationItem> >().FirstOrDefault(); return(operationItem != null?operationItem.ToOperation() : null); }
private async Task <IMobileServiceFileOperation> GetNextOperationItemAsync(bool deleteItem) { var query = new MobileServiceTableQueryDescription(FileOperationTableName); query.Ordering.Add(new OrderByNode(new MemberAccessNode(null, "sequence"), OrderByDirection.Ascending)); query.Top = 1; JToken result = await this.store.ReadAsync(query); FileOperationItem operationItem = result.ToObject <List <FileOperationItem> >().FirstOrDefault(); if (deleteItem) { await Delete(query); } return(operationItem != null?operationItem.ToOperation() : null); }