define(['ko','jquery','uiComponent','../model/messageList','jquery-ui-modules/effect-blind'],function(ko,$,Component,globalMessages){'use strict';return Component.extend({defaults:{template:'Magento_Ui/messages',selector:'[data-role=checkout-messages]',isHidden:false,hideTimeout:5000,hideSpeed:500,listens:{isHidden:'onHiddenChange'}},initialize:function(config,messageContainer){this._super().initObservable();this.messageContainer=messageContainer||config.messageContainer||globalMessages;return this;},initObservable:function(){this._super().observe('isHidden');return this;},isVisible:function(){return this.isHidden(this.messageContainer.hasMessages());},removeAll:function(){this.messageContainer.clear();},onHiddenChange:function(isHidden){if(isHidden){setTimeout(function(){$(this.selector).hide('blind',{},this.hideSpeed);}.bind(this),this.hideTimeout);}}});});