// Build upload request for file with its corresponding metadata
private UploadFileWithMetaDataRequest buildUploadFileRequest(FileMetaData metadata)
{
var urlParameters = new Dictionary <string, string>();
urlParameters.Add("appKey", ((KinveyClientRequestInitializer)client.RequestInitializer).AppKey);
string mode = "POST";
if (metadata.id != null && metadata.id.Length > 0)
{
mode = "PUT";
}
// set mimetype for GCS upload
if (string.IsNullOrEmpty(metadata.mimetype))
{
metadata.mimetype = "application/octet-stream";
}
UploadFileWithMetaDataRequest uploadRequest = new UploadFileWithMetaDataRequest(metadata, mode, urlParameters, this.client);
client.InitializeRequest(uploadRequest);
uploadRequest.customRequestHeaders = this.GetCustomRequestProperties();
return(uploadRequest);
}
/// <summary>
/// Upload the specified stream to Kinvey file storage. The FileMetaData contains extra data about the file.
/// </summary>
/// <param name="metadata">Metadata associated with the file; supports arbitrary key/value pairs.</param>
/// <param name="content">The stream of file content to upload.</param>
/// <param name="ct">[optional] The cancellation token. If cancellation is requested, an OperationCancelledException will be thrown.</param>
public async Task <FileMetaData> uploadAsync(FileMetaData metadata, Stream content, CancellationToken ct = default(CancellationToken))
{
UploadFileWithMetaDataRequest uploadRequest = buildUploadFileRequest(metadata);
ct.ThrowIfCancellationRequested();
FileMetaData fmd = await uploadRequest.ExecuteAsync();
ct.ThrowIfCancellationRequested();
await uploadRequest.uploadFileAsync(fmd, content);
return(fmd);
}
