public void AddGenericTag(ApplicationDbContext context, ApplicationVideo video, string genericTagId)
{
var refTag = context.ApplicationGenericTags.FirstOrDefault(x => x.Tag == genericTagId);
if (refTag == null)
{
refTag = new ApplicationGenericTag()
{
Tag = genericTagId
};
context.Add(refTag);
context.SaveChanges();
}
var tag = context.ApplicationVideoApplicationGenericTags.FirstOrDefault(x => x.VideoId == video.Id && x.Tag.Tag == genericTagId);
// Do nothing in the case where the tag already exist
// Generic tags can't be updated
if (tag == null)
{
var newTag = new ApplicationVideoApplicationGenericTag()
{
VideoId = video.Id,
TagId = refTag.Id
};
context.Add(newTag);
}
}
public void ApplyEditGenericTag(ApplicationGenericTag tag, TagEdit edit)
{
if (edit.Name != null)
{
tag.Tag = SanitizeTags(edit.Name, true);
}
tag.UpdateDate = DateTime.UtcNow;
}
public bool EditGenericTag(ApplicationDbContext context, string key, TagEdit edit)
{
switch (edit.Flag)
{
case EditType.New: {
var newType = context.ApplicationGenericTags.FirstOrDefault(x => x.Tag == key);
var newVideo = new ApplicationGenericTag()
{
};
ApplyEditGenericTag(newVideo, edit);
context.Add(newVideo);
context.SaveChanges();
}
break;
case EditType.Update: {
var existingTag = context.ApplicationGenericTags.First(x => x.Tag == key);
if (edit.UpdateDate == existingTag.UpdateDate)
{
ApplyEditGenericTag(existingTag, edit);
}
else
{
return(false);
}
}
break;
case EditType.Delete: {
var existingTag = context.ApplicationGenericTags.First(x => x.Tag == key);
context.Remove(existingTag);
}
break;
default:
throw new Exception("No edit flag passed");
}
return(true);
}
