Disable ui-sref based on a condition

Question

Can you tell me a way to disable the submit button, which changes to a new state by:

Submit

The butto

Answer 1

in ui-sref you can try and hide url based on codition for example i have this code and it works in urls

and in my controller

$scope.canEdit = function(category){
   return category == AuthUser.username ;
}

Authuser is a factory in my main page