public HttpResponseMessage PostAddPost(PostModel postData, [ValueProvider(typeof(HeaderValueProviderFactory<string>))] string sessionKey)
{
var responseMsg = this.PerformOperationAndHandleExceptions(
() =>
{
var context = new BloggingSystemContext();
using (context)
{
var user = GetAndValidateUser(sessionKey, context);
ValidatePost(postData);
var postEntity = new Post()
{
Text = postData.Text,
Title = postData.Title
};
postEntity.PostDate = DateTime.Now;
postEntity.User = user;
AddTags(context, postData, postEntity);
AddTitleTags(context, postData, postEntity);
context.Posts.Add(postEntity);
context.SaveChanges();
var postCreatedModel = new PostCreatedModel() { Id = postEntity.Id, Title = postEntity.Title };
var response = this.Request.CreateResponse(HttpStatusCode.Created, postCreatedModel);
return response;
}
});
return responseMsg;
}
public HttpResponseMessage PostCreate(PostModel postModel,
[ValueProvider(typeof(HeaderValueProviderFactory<string>))] string sessionKey)
{
var responseMsg = this.ExceptionHandling(
() =>
{
var context = new BloggingSystemContext();
using (context)
{
var user = context.Users.FirstOrDefault(u => u.SessionKey == sessionKey);
if (user == null)
{
throw new InvalidOperationException("Invalid username or password!");
}
List<string> tags = new List<string>();
tags = TakeTags(postModel.Title);
foreach (var tagEntity in tags)
{
var tagInDb = context.Tags.FirstOrDefault(t => t.Name == tagEntity);
if(tagInDb == null)
{
var tag = new Tag()
{
Name = tagEntity,
User = user
};
context.Tags.Add(tag);
context.SaveChanges();
}
}
foreach (var tag in postModel.Tags)
{
var tagInDb = context.Tags.FirstOrDefault(t => t.Name == tag);
if (tagInDb == null)
{
var newTag = new Tag()
{
Name = tag,
User = user
};
context.Tags.Add(newTag);
context.SaveChanges();
}
}
var post = new Post()
{
Title = postModel.Title,
Text = postModel.Text,
User = user,
PostDate = DateTime.Now
};
context.Posts.Add(post);
context.SaveChanges();
var postCreated = new PostCreatedModel()
{
Id = post.Id,
Title = post.Title
};
var response =
this.Request.CreateResponse(HttpStatusCode.Created, postCreated);
return response;
}
});
return responseMsg;
}