salix/client/ticket/src/data/step-two/step-two.js

import ngModule from '../../module';

class Controller {
    constructor($http, $scope) {
        this.$http = $http;
        this.$scope = $scope;
    }

    $onChanges(data) {
        if (!this.ticket || !this.ticket.id) return;

        let query = `/ticket/api/sales/${this.ticket.id}/priceDifference`;
        this.$http.get(query).then(res => {
            if (res.data)
                this.ticket.sales = res.data;
        });
    }
}

Controller.$inject = ['$http', '$scope'];

ngModule.component('vnTicketDataStepTwo', {
    template: require('./step-two.html'),
    controller: Controller,
    bindings: {
        ticket: '<'
    }
});