public async Task <bool> PostClueResponse(string clueId, double lat, double lng, byte[] dataArray)
{
var requestBody = new PostClueRequest()
{
ClueId = clueId,
Latitude = lat,
Longitude = lng,
Data = dataArray
};
try
{
await _mobileClient.InvokeApiAsync <PostClueRequest, PostClueResponse>("clue", requestBody, HttpMethod.Post, null);
return(true);
} catch (Exception ex)
{
return(false);
}
}
public async Task <ClueResponse> PostClueResponse(string clueId, double lat, double lng, byte[] dataArray, byte[] version)
{
PutClueResponse responsePlaceholder = null;
Uri uploadedImage = null;
// 1) issue PUT to obtain place holder
try
{
var putParameters = new Dictionary <string, string>();
putParameters["clueId"] = clueId;
var putRequestBody = new PutClueRequest
{
MediaType = "jpg",
Version = version
};
responsePlaceholder = await _client.InvokeApiAsync <PutClueRequest, PutClueResponse>("clueresponse/{clueId}", putRequestBody, HttpMethod.Put, putParameters);
if (responsePlaceholder == null)
{
// invalid response object - guard
throw new Exception("Placeholder was null.");
}
}
catch (Exception ex)
{
throw new Exception("Unable to create placeholder for clue response.", ex);
}
try
{
// 2) Upload image to Storage Container
// Get the URI generated that contains the SAS
// and extract the storage credentials.
StorageCredentials cred = new StorageCredentials(responsePlaceholder.SasQueryString);
uploadedImage = new Uri(responsePlaceholder.EndpointUri);
// Instantiate a Blob store container based on the info in the returned item.
CloudBlobContainer container = new CloudBlobContainer(
new Uri(string.Format("https://{0}/{1}",
uploadedImage.Host, responsePlaceholder.ContainerName)), cred);
// Upload the new image as a BLOB from the stream.
CloudBlockBlob blobFromSASCredential = container.GetBlockBlobReference(responsePlaceholder.ResourceName);
blobFromSASCredential.Properties.ContentType = "image/jpeg";
//await blobFromSASCredential.SetPropertiesAsync();
//await blobFromSASCredential.UploadFromStreamAsync(data);
await blobFromSASCredential.UploadFromByteArrayAsync(dataArray, 0, dataArray.Length);
}
catch (Exception ex)
{
throw new Exception(String.Format("Unable to upload image to Blob Storage at URL {0}.", uploadedImage.ToString()), ex);
}
// 3) Inform server that image is uploaded
try
{
var postRequestBody = new PostClueRequest
{
Data = uploadedImage.ToString(),
Latitude = lat,
Longitude = lng,
Version = responsePlaceholder.Version
};
var postParameters = new Dictionary <string, string>();
postParameters["clueId"] = clueId;
var response = await _client.InvokeApiAsync <PostClueRequest, ClueResponse>("clueresponse/{clueId}", postRequestBody, HttpMethod.Post, postParameters);
return(response);
}
catch (Exception ex)
{
throw new Exception("Error submitting clue response details.", ex);
}
}