public IList<TagNotification> GetByTag(TopicTag tag)
{
return _context.TagNotification
.Include(x => x.User)
.Where(x => x.Tag.Id == tag.Id)
.AsNoTracking()
.ToList();
}
public IList<TagNotification> GetByUserAndTag(MembershipUser user, TopicTag tag, bool addTracking = false)
{
var notifications = _context.TagNotification
.Where(x => x.User.Id == user.Id && x.Tag.Id == tag.Id);
if (addTracking)
{
return notifications.ToList();
}
return notifications.AsNoTracking().ToList();
}
/// <summary>
/// Add new tags to a topic, ignore existing ones
/// </summary>
/// <param name="tags"></param>
/// <param name="topic"></param>
public void Add(string tags, Topic topic)
{
if(!string.IsNullOrEmpty(tags))
{
tags = StringUtils.SafePlainText(tags);
var splitTags = tags.Replace(" ", "").Split(',');
if(topic.Tags == null)
{
topic.Tags = new List<TopicTag>();
}
var newTagNames = splitTags.Select(tag => tag);
var newTags = new List<TopicTag>();
var existingTags = new List<TopicTag>();
foreach (var newTag in newTagNames.Distinct())
{
var tag = _tagRepository.GetTagName(newTag);
if (tag != null)
{
// Exists
existingTags.Add(tag);
}
else
{
// Doesn't exists
var nTag = new TopicTag
{
Tag = newTag,
Slug = ServiceHelpers.CreateUrl(newTag)
};
_tagRepository.Add(nTag);
newTags.Add(nTag);
}
}
newTags.AddRange(existingTags);
topic.Tags = newTags;
}
}
public void Add_Test_With_Null_Tags()
{
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
var topic = new Topic{Tags = new List<TopicTag>()};
var topicTag = new TopicTag();
topicTagService.Add(string.Empty, topic);
Assert.IsTrue(!topic.Tags.Any());
tagRepository.DidNotReceive().Update(Arg.Is(topicTag));
}
public void Delete_By_Topic_With_One_Topics_Per_Tag()
{
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
var topicTag = new TopicTag
{
Tag = "tag-one",
Topics = new List<Topic> { new Topic { Name = "HulkRules" } }
};
var topic = new Topic
{
Tags = new List<TopicTag>
{
topicTag
}
};
topicTagService.DeleteByTopic(topic);
Assert.IsTrue(topicTag.Topics.Count() <= 1);
tagRepository.Received().Delete(Arg.Is(topicTag));
}
public void Delete_By_Topic_With_Multiple_Topics_Per_Tag()
{
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
var topicTag = new TopicTag
{
Tag = "tag-one",
Topics = new List<Topic> {new Topic {Name = "Tony"},new Topic {Name = "Stark"}}
};
var topic = new Topic
{
Tags = new List<TopicTag>
{
topicTag
}
};
topicTagService.DeleteByTopic(topic);
Assert.IsFalse(topicTag.Topics.Count() <= 1);
tagRepository.DidNotReceive().Delete(Arg.Is(topicTag));
}
/// <summary>
/// Create a new topic tag
/// </summary>
/// <param name="topicTag"></param>
/// <returns></returns>
public TopicTag Add(TopicTag topicTag)
{
return _tagRepository.Add(topicTag);
}
public IList<TagNotification> GetByUserAndTag(MembershipUser user, TopicTag tag, bool addTracking = false)
{
return _notificationRepository.GetByUserAndTag(user, tag, addTracking);
}
public IList<TagNotification> GetByTag(TopicTag tag)
{
return _notificationRepository.GetByTag(tag);
}
public void Delete(TopicTag item)
{
_context.TopicTag.Remove(item);
}
public TopicTag Add(TopicTag topicTag)
{
_context.TopicTag.Add(topicTag);
return topicTag;
}
public void Update(TopicTag item)
{
// Check there's not an object with same identifier already in context
if (_context.TopicTag.Local.Select(x => x.Id == item.Id).Any())
{
throw new ApplicationException("Object already exists in context - you do not need to call Update. Save occurs on Commit");
}
_context.Entry(item).State = EntityState.Modified;
}
