public async Task <ActionResult <MediaLinkModel> > Post([FromForm] CreateMediaLinkViewModel model)
{
MediaLinkModel exists = await _context.MediaLinks.FirstOrDefaultAsync(x => x.Name == model.Name);
MediaGroupModel group = await _context.MediaGroups.FirstOrDefaultAsync(x => x.Id == model.Group);
if (exists != null)
{
return(BadRequest($"An image with name {model.Name} already exists."));
}
using (MemoryStream thumbnail = CreateThumbnail(model.File))
using (MemoryStream memoryStream = new MemoryStream())
{
model.File.CopyTo(memoryStream);
try
{
await PutImageAsync(memoryStream, $"{group.NormalizedName}/{model.Name}");
await PutImageAsync(thumbnail, $"{Constants.ThumbnailGroup}/{group.NormalizedName}/{model.Name}");
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
MediaLinkModel image = new MediaLinkModel()
{
Name = model.Name,
Group = group,
Url = $"https://{_config["aws:bucket"]}.s3.amazonaws.com/{group.NormalizedName}/{model.Name}",
Thumbnail = $"https://{_config["aws:bucket"]}.s3.amazonaws.com/{Constants.ThumbnailGroup}/{group.NormalizedName}/{model.Name}"
};
try
{
await _context.MediaLinks.AddAsync(image);
await _context.SaveChangesAsync();
return(Ok(image));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public async Task <ActionResult <MediaLinkModel> > Delete(Guid id)
{
MediaLinkModel model = await _context.MediaLinks.Include(x => x.Group).FirstOrDefaultAsync(x => x.Id == id);
if (model == null)
{
return(NotFound($"Image with Id {id} not found."));
}
string modelKey = $"{model.Group.NormalizedName}/{model.Name}";
string thumbnailKey = $"{Constants.ThumbnailGroup}/{modelKey}";
DeleteObjectsRequest request = new DeleteObjectsRequest
{
BucketName = _config["aws:bucket"],
Objects = new List <KeyVersion>()
{
new KeyVersion()
{
Key = modelKey
}, new KeyVersion()
{
Key = thumbnailKey
}
}
};
try
{
await _s3Client.DeleteObjectsAsync(request);
_context.MediaLinks.Remove(model);
await _context.SaveChangesAsync();
return(Ok(model));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
