public static void Join(TodoContext context, Project project, User user)
{
var joined = new ProjectOwner {
Project = project, User = user
};
context.ChangeTracker.TrackGraph(joined, (node => node.Entry.State = node.Entry.IsKeySet ? EntityState.Unchanged : EntityState.Added));
}
protected override void OnModelCreating(ModelBuilder builder)
{
User.OnModelCreating(this, builder);
TodoItem.OnModelCreating(this, builder);
FileRef.OnModelCreating(this, builder);
StatusSet.OnModelCreating(this, builder);
ProjectOwner.OnModelCreating(this, builder);
}
public static bool Unjoin(TodoContext context, Project project, User user)
{
var joined = context.Find <ProjectOwner>(user.Uid, project.Pid);
System.Console.WriteLine("Found joined: " + joined != null);
if (joined == null)
{
return(false);
}
ProjectOwner left = project.OwnerUsers.First(projOwner => projOwner.SameAs(joined));
ProjectOwner right = user.OwnedProjects.First(projOwner => projOwner.SameAs(joined));
if (left == null || right == null)
{
return(false);
}
context.Remove(joined);
project.OwnerUsers.Remove(left);
user.OwnedProjects.Remove(right);
return(true);
}
public bool SameAs(ProjectOwner other)
{
return(UserId == other.UserId && ProjectId == other.ProjectId);
}
