SimpleLookupHelper.js

({
    addClass : function (element, className) {
        //Global Aura util method for adding a style class from an aura element
        $A.util.addClass(element,className);
    }, 
    
    removeClass : function (element , className) {
        //Global Aura util method for removing a style class from an aura element
        $A.util.removeClass(element,className);
    },
    
    showElement : function (element) {
        //To show an aura html element
        var self = this;
        self.removeClass(element,'slds-hide');
        self.addClass(element,'slds-show');
    },
    
    hideElement : function (element) {
        //To hide an aura html element
        var self = this;
        self.removeClass(element,'slds-show');
        self.addClass(element,'slds-hide');
    },
    searchContent : function (component,searchContent) {
        //The helper method calls sets the matched search content to component view
        //Now, it is returing some dummy records
        //Note - In your application - you should call the server method here with search query string 
        //(searchContent)as parameter.
        //Matched records should  sets to v.fetchedRecords attribute.
        var record = [{"name": "Account1","description":"Account . Location1"},
                      {"name": "Account2","description":"Account . Location2"},
                      {"name": "Account3","description":"Account . Location3"},
                      {"name": "Account4","description":"Account . Location4"},
                      {"name": "Account5","description":"Account . Location5"},
                      {"name": "Account6","description":"Account . Location6"},
                      {"name": "Account7","description":"Account . Location7"}
                     ];
        component.set("v.fetchedRecords",record);
    }
})