/**
 * Service which provides helper methods for performing some simple UI operations.
 */
angular.module('quay').factory('UIService', [function() {
  var uiService = {};

  uiService.hidePopover = function(elem) {
    var popover = $(elem).data('bs.popover');
    if (popover) {
      popover.hide();
    }
  };

  uiService.showPopover = function(elem, content) {
    var popover = $(elem).data('bs.popover');
    if (!popover) {
      $(elem).popover({'content': '-', 'placement': 'left'});
    }

    setTimeout(function() {
      var popover = $(elem).data('bs.popover');
      popover.options.content = content;
      popover.show();
    }, 500);
  };

  uiService.showFormError = function(elem, result) {
    var message =  result.data['message'] || result.data['error_description'] || '';
    if (message) {
      uiService.showPopover(elem, message);
    } else {
      uiService.hidePopover(elem);
    }
  };

  return uiService;
}]);