public async Task <DownLoadModel> DownLoadFileAsync(string fileId)
{
try
{
DownLoadModel model = new DownLoadModel();
var asset = await GetById(fileId);
if (asset == null)
{
return(null);
}
model.ContentType = GetContentType(asset.Path);
model.FileName = asset.Name;
model.FilePath = Path.Combine(this.storageAccount.BlobEndpoint.AbsoluteUri, asset.Path);
return(model);
}
catch (Exception ex)
{
_logger.LogCritical(ex.Message);
return(null);
}
}
public async Task <DownLoadModel> DownLoadFileAsync(string fileId)
{
try
{
DownLoadModel model = new DownLoadModel();
var asset = await GetById(fileId);
if (asset == null)
{
return(null);
}
model.ContentType = GetContentType(asset.Path);
model.FileName = asset.Name;
model.Memory = new MemoryStream();
using (var stream = new FileStream(asset.Path, FileMode.Open))
{
await stream.CopyToAsync(model.Memory);
}
model.Memory.Position = 0;
return(model);
}
catch (Exception ex)
{
_logger.LogCritical(ex.Message);
return(null);
}
}
public async Task <ActionResult> Upload()
{
try
{
var file = Request.Form.Files[0];
var fileId = await _assetService.UploadFileAsync(file);
if (fileId == null)
{
return(BadRequest());
}
DownLoadModel model = await _assetService.DownLoadFileAsync(fileId);
var result = new
{
//location = "assets/download/" + fileId + ""
location = model.FilePath
};
return(Ok(result));
}
catch (Exception ex)
{
_logger.LogCritical(ex.Message);
return(BadRequest());
}
}
public async Task <ActionResult> Download(string id)
{
try
{
if (id == null)
{
return(Content("filename not present"));
}
/* ========== Return file implementation
*
* var downLoadModel = await _assetService.DownLoadFile(id);
*
* if (downLoadModel == null)
* return NotFound();
*
*
* return File(downLoadModel.Memory, downLoadModel.ContentType, downLoadModel.FileName);
*/
var storageType = this._configuration["storage:storageType"];
switch (storageType)
{
case "static":
{
var file = await _assetService.GetById(id);
var filePath = Path.Combine(Directory.GetCurrentDirectory(),
"wwwroot", "Upload", file.Name);
var contentType = _assetService.GetContentType(file.Path);
return(PhysicalFile(filePath, contentType));
}
case "azure":
{
DownLoadModel model = await _assetService.DownLoadFileAsync(id);
var contentType = _assetService.GetContentType(model.FilePath);
return(PhysicalFile(model.FilePath, contentType));
}
default:
return(null);
}
}
catch (Exception ex)
{
_logger.LogCritical(ex.Message);
return(BadRequest());
}
}
