/* follow user js functions */


function followUser(userId) {
   var ajax = new Ajax();
   ajax.doGet("/user/followuser/followed_id/"+userId, followResponse,"text");
}

function unfollowUser(userId) {
   var ajax = new Ajax();
   ajax.doGet("/user/followuser/followed_id/"+userId+"/remove/true", followResponse,"text");
}


function followResponse(response) {
   response = response.split(",");
   var error = parseInt(response[0]);
   var userId = parseInt(response[1]);
   
   var span = document.getElementById('followUserSpan');

   if(error == 1) {
      alert("You cannot follow yourself");
   } else if(error == 2) {
      alert("You must be logged in to follow this user");
   } else if(error == 3) {
      span.innerHTML = "you are following this user [<a href=\"javascript:unfollowUser("+userId+");\">remove</a>]";
   } else if(error == 4) {
      span.innerHTML = "<a href=\"javascript:followUser("+userId+");\">follow user</a>";
   }
}