angular.module("webui.services.alerts", ["webui.services.deps"]).factory("$alerts", [
  "$_",
  function(_) {
    var alerters = [];
    return {
      addAlert: function() {
        var args = Array.prototype.slice.call(arguments, 0);
        setTimeout(function() {
          _.each(alerters, function(alt) {
            alt.apply({}, args);
          });
        }, 0);
      },
      addAlerter: function(cb) {
        alerters.push(cb);
      },
      // a simple function for debugging
      log: function(msg) {
        this.addAlert(msg, "info");
      }
    };
  }
]);