public IActionResult CreateTopicandPost(int id)
{
var model = new NewTopicandPost
{
CategoryId = id,
};
return(View(model));
}
public async Task <IActionResult> CreateTopicandPost(int id, NewTopicandPost topicandpost, NewTopic topic, NewPost post)
{
try
{
if (ModelState.IsValid)
{
var category = _categoryService.GetById(id);
var userId = _userManager.GetUserId(User);
var user = _userManager.FindByIdAsync(userId);
topic.Category = category;
topic.User = await user;
topic.CategoryId = id;
if (_context.Topics.Any(t => t.Title == topic.Title))
{
ModelState.AddModelError("Topic.Title", "Topic with this title already exists");
return(View(topicandpost));
}
await _topicService.Add(topic);
post.User = await user;
post.Topic = topic;
if (_context.Posts.Any(p => p.Content == post.Content))
{
ModelState.AddModelError("Post.Content", "Post with this content already exist");
return(View(topicandpost));
}
await _postService.Add(post);
return(RedirectToAction("PostsByTopic", "Posts", new { id = topic.Id }));
}
}
catch (DataException /* dex */)
{
//Log the error (uncomment dex variable name and add a line here to write a log.
ModelState.AddModelError("", "Unable to save changes.");
}
return(View(topicandpost));
}