public void UpdateThreadTags(ThreadUpdateTags input)
{
// check user and permissions
Session.EnsureAuthenticated();
var threadModel = _threadRepository.Find(input.Id);
var tags = _threadRepository.GetAll().Where(x => x.Id == input.Id)
.SelectMany(x => x.Tags).ToList();
// tags
if (input.Tags != null && input.Tags.Length > 0)
{
// remove removed tags
tags.RemoveAll(x => input.Tags.Select(y => y.Id).Contains(x.TagId) == false);
// add new existing tags
var newExistingTags = input.Tags.Where(x => x.Id.HasValue && tags.Select(y => y.TagId).Contains(x.Id.Value) == false);
tags.AddRange(newExistingTags.Select(x => new Entities.ThreadTag
{
Id = Guid.NewGuid(),
TagId = x.Id.Value,
}));
// add new not-existing tags
var newNotExistingTags = input.Tags.Where(x => x.Id.HasValue == false);
var newNotExistingTagEntities = newNotExistingTags
.Select(x => new Entities.Tag
{
Id = Guid.NewGuid(),
CreatedAt = DateTime.UtcNow,
CreatedByUserId = Session.AuthenticatedUserId.Value,
Name = x.Name
})
.ToArray();
_tagRepository.BatchInsert(newNotExistingTagEntities);
tags.AddRange(newNotExistingTagEntities.Select(x => new Entities.ThreadTag
{
Id = Guid.NewGuid(),
TagId = x.Id,
}));
}
else
{
tags.RemoveAll(x => true);
}
threadModel.Tags = tags;
threadModel.UpdatedAt = DateTime.UtcNow;
threadModel.UpdatedByUserId = Session.AuthenticatedUserId.Value;
_threadRepository.Update(threadModel);
}
public IActionResult UpdateThreadTags([FromBody] ThreadUpdateTags input)
{
_threadService.UpdateThreadTags(input);
return(Ok());
}
