public static async Task DeleteBlobContainerAsync(this Persistence.Azure.DataStores context, string containerReference)
{
var container = context.BlobStore.GetContainerReference(containerReference);
if (container.Exists())
{
await container.DeleteAsync();
}
}
public static async Task <TResult> SaveBlobIfNotExistsAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference, Guid id, byte[] data,
Func <TResult> success,
Func <TResult> blobAlreadyExists,
Func <string, TResult> failure)
{
try
{
return(await SaveBlobIfNotExistsAsync(context, containerReference, id, data, new Dictionary <string, string>(), success, blobAlreadyExists, failure));
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static async Task <TResult> DeleteBlobAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference, Guid id,
Func <TResult> success,
Func <string, TResult> failure)
{
try
{
var container = context.BlobStore.GetContainerReference(containerReference);
var blockId = id.AsRowKey();
var blob = container.GetBlobReference(blockId);
await blob.DeleteIfExistsAsync();
return(success());
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static async Task <TResult> ReadBlobAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference, Guid id,
Func <Stream, string, IDictionary <string, string>, TResult> success,
Func <string, TResult> failure)
{
try
{
var container = context.BlobStore.GetContainerReference(containerReference);
var blockId = id.AsRowKey();
var blob = await container.GetBlobReferenceFromServerAsync(blockId);
var returnStream = await blob.OpenReadAsync();
return(success(returnStream, blob.Properties.ContentType, blob.Metadata));
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static async Task <TResult> SaveBlobAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference,
Guid id, byte[] data,
Dictionary <string, string> metadata,
string contentType,
Func <TResult> success,
Func <string, TResult> failure)
{
try
{
var blockId = id.AsRowKey();
var container = context.BlobStore.GetContainerReference(containerReference);
container.CreateIfNotExists();
var blockBlob = container.GetBlockBlobReference(blockId);
await blockBlob.UploadFromByteArrayAsync(data, 0, data.Length);
foreach (var item in metadata)
{
blockBlob.Metadata[item.Key] = item.Value;
}
if (metadata.Count > 0)
{
await blockBlob.SetMetadataAsync();
}
if (!string.IsNullOrEmpty(contentType))
{
blockBlob.Properties.ContentType = contentType;
await blockBlob.SetPropertiesAsync();
}
return(success());
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static async Task <TResult> SaveBlobAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference, Guid id, byte[] data,
Func <TResult> success,
Func <string, TResult> failure)
{
try
{
var blockId = id.AsRowKey();
var container = context.BlobStore.GetContainerReference(containerReference);
container.CreateIfNotExists();
var blockBlob = container.GetBlockBlobReference(blockId);
blockBlob.Metadata["id"] = blockId; // TODO: As row key
blockBlob.SetMetadata();
await blockBlob.UploadFromByteArrayAsync(data, 0, data.Length);
blockBlob.Properties.ContentType = "application/excel";
blockBlob.SetProperties();
return(success());
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static async Task <TResult> SaveBlobIfNotExistsAsync <TResult>(this Persistence.Azure.DataStores context, string containerReference,
Guid id, byte[] data, Dictionary <string, string> metadata,
Func <TResult> success,
Func <TResult> blobAlreadyExists,
Func <string, TResult> failure)
{
try
{
var blockId = id.AsRowKey();
var container = context.BlobStore.GetContainerReference(containerReference);
if (!container.Exists())
{
return(await context.SaveBlobAsync(containerReference, id, data, new Dictionary <string, string>(), string.Empty, success, failure));
}
var blockBlob = container.GetBlockBlobReference(blockId);
if (blockBlob.Exists())
{
return(blobAlreadyExists());
}
foreach (var item in metadata)
{
blockBlob.Metadata[item.Key] = item.Value;
}
if (metadata.Count > 0)
{
await blockBlob.SetMetadataAsync();
}
return(await context.SaveBlobAsync(containerReference, id, data, new Dictionary <string, string>(), string.Empty, success, failure));
}
catch (Exception ex)
{
return(failure(ex.Message));
}
}
public static Task <TResult> SaveBlobAsync <TResult>(this Persistence.Azure.DataStores context, Type containerReference, Guid id, byte[] data,
Func <TResult> success,
Func <string, TResult> failure)
{
return(context.SaveBlobAsync(containerReference.GetType().Name, id, data, new Dictionary <string, string>(), string.Empty, success, failure));
}