public async static Task <IActionResult> DownloadFile(string fileName, string downloadType, ExecutionContext context)
{
var container = AzureSetting.GetCloudBlobContainer(context);
await container.CreateIfNotExistsAsync().ConfigureAwait(false);
CloudBlockBlob blockBlob = container.GetBlockBlobReference(fileName);
if (await blockBlob.ExistsAsync().ConfigureAwait(false))
{
MemoryStream memoryStream = new MemoryStream();
await blockBlob.DownloadToStreamAsync(memoryStream).ConfigureAwait(false);
if (downloadType == DownloadType.File.ToString())
{
return(new FileContentResult(memoryStream.ToArray(), "application/octet-stream")
{
FileDownloadName = fileName
});
}
else if (downloadType == DownloadType.Base64.ToString())
{
var fileContent = new { FileName = fileName, Base64 = memoryStream.ToArray() };
return(new OkObjectResult(fileContent));
}
}
return(new BadRequestObjectResult("file not exist"));
}
private async static Task UploadFile(ExecutionContext context, IFormFile file, ILogger log)
{
log.LogInformation($"Uploading started for file:{file.FileName}");
var container = AzureSetting.GetCloudBlobContainer(context);
await container.CreateIfNotExistsAsync().ConfigureAwait(false);
CloudBlockBlob blockBlob = container.GetBlockBlobReference(file.FileName);
using var stream = file.OpenReadStream();
await blockBlob.UploadFromStreamAsync(stream).ConfigureAwait(false);
log.LogInformation($"Uploading done for file:{file.FileName}");
}
