webogram-i2p/app/partials/mobile/message_service.html

<span ng-switch="::historyMessage.action._">
  <span ng-switch-when="messageActionChatCreate">
    created the group &laquo;<strong ng-bind-html="::historyMessage.action.rTitle"></strong>&raquo;
  </span>
  <span ng-switch-when="messageActionChatEditTitle">
    changed group name to  &laquo;<strong ng-bind-html="::historyMessage.action.rTitle"></strong>&raquo;
  </span>
  <span ng-switch-when="messageActionChatEditPhoto">
    changed group photo
  </span>
  <span ng-switch-when="messageActionChatDeletePhoto">
    removed group photo
  </span>
  <span ng-switch-when="messageActionChatAddUser" ng-switch="::historyMessage.from_id != historyMessage.action.user_id">
    <span ng-switch-when="true">
      invited <a my-user-link="historyMessage.action.user_id" color="true"></a>
    </span>
    <span ng-switch-default>
      returned to group
    </span>
  </span>
  <span ng-switch-when="messageActionChatDeleteUser" ng-switch="::historyMessage.from_id != historyMessage.action.user_id">
    <span ng-switch-when="true">
      kicked <a my-user-link="historyMessage.action.user_id" color="true"></a>
    </span>
    <span ng-switch-default>
      left group
    </span>
  </span>

  <span ng-switch-default ng-bind="'Unsupported action ' + historyMessage.action._"></span>
</span>