private async Task <IActionResult> ResizeImage(Domain.Image file, int width, int height)
{
var image = Image.Load(file.Path, out IImageFormat format);
image.Mutate(x => x.Resize(width, height));
var ms = new MemoryStream();
image.Save(ms, format);
await AttachEditedImage(ms, file, ImageOperation.Resize, width, height);
return(File(ms, file.MimeType, file.Filename));
}
private async Task <EditedImage> AttachEditedImage(MemoryStream stream, Domain.Image image, ImageOperation operation, int width, int height)
{
var physicalFile = await new StoreFileDto
{
File = stream,
Filename = image.Filename
}.CreatePhysicalFile();
var editedImage = new EditedImage
{
Width = width,
Height = height,
ImageId = image.Id,
Operation = operation,
Path = physicalFile.Path,
};
context.Add(editedImage);
await context.SaveChangesAsync();
return(editedImage);
}
private async Task <Domain.Image> GetImageWitEditedAndValidate(Guid uid, Guid?token)
{
Domain.Image image = null;
try
{
image = await context.Set <Domain.Image>()
.Where(x => x.IsPublic == !token.HasValue && x.UID == uid)
.Select(x => new Domain.Image
{
User = new Backend.Domain.User
{
Token = x.User.Token
},
Path = x.Path,
Width = x.Width,
Height = x.Height,
EditedImages = x.EditedImages,
MimeType = x.MimeType,
Filename = x.Filename,
Id = x.Id
})
.SingleAsync();
}
catch (Exception ex)
{
throw new Exceptions.FileNotFoundException(ex);
}
if (token.HasValue && image.User.Token != token.Value)
{
throw new Exceptions.FileNotFoundException(null);
}
return(image);
}
