public IActionResult DeleteUserPost(int userId, [FromQuery] int postId)
{
var cmd = new DeleteUserPostCommand(userId, postId);
var result = commandProcessor.Process(cmd);
if (!result.Success)
{
return(BadRequest());
}
return(Ok(result.Response));
}
public CommandResult <long?> Handle(DeleteUserPostCommand command)
{
var result = new CommandResult <long?>();
try
{
var userId = command.UserId;
var postId = command.PostId;
var dbUser = ctx.Users.SingleOrDefault(u => u.Id == userId);
var dbPost = ctx.Posts.SingleOrDefault(p => p.Id == postId);
if (dbUser == null)
{
logger.LogWarning($"Unable to find [{nameof(User)}] with Id: [{userId}]");
result.Success = false;
return(result);
}
if (dbPost == null)
{
logger.LogWarning($"Unable to find [{nameof(Post)}] with Id: [{postId}]");
result.Success = false;
return(result);
}
if (dbPost.AuthorId != userId)
{
logger.LogWarning($"Post [{postId}] does not belong to [{nameof(User)}] [{userId}]. Refusing the delete request.");
result.Success = false;
return(result);
}
ctx.Posts.Remove(dbPost);
ctx.SaveChanges();
result.Success = true;
result.Response = postId;
}
catch (Exception e)
{
logger.LogError(e.Message);
}
return(result);
}