salix/modules/ticket/front/main/index.js

import ngModule from '../module';
import ModuleMain from 'salix/components/module-main';
const UserError = require('vn-loopback/util/user-error');

export default class Ticket extends ModuleMain {
    fetchParams($params) {
        const excludedParams = [
            'from',
            'to',
            'search',
            'clientFk',
            'collectionFk',
            'orderFk',
            'refFk',
            'scopeDays'
        ];

        const seachPanelParams = Object.entries($params);
        const hasFromParam = seachPanelParams.some(subarray => subarray.length > 0 && subarray[0] === 'from');
        const hasToParam = seachPanelParams.some(subarray => subarray.length > 0 && subarray[0] === 'to');

        if ((hasFromParam && !hasToParam) || (!hasFromParam && hasToParam)) {
            if (!hasToParam) console.log($params);
            throw new UserError(`Date range must have 'from' and 'to'`);
        }

        const hasExcludedParams = excludedParams.some(param => {
            return $params && $params[param] != undefined;
        });

        const hasParams = Object.entries($params).length;

        if (!hasParams || !hasExcludedParams)
            $params.scopeDays = 1;

        if (typeof $params.scopeDays === 'number') {
            const from = Date.vnNew();
            from.setHours(0, 0, 0, 0);

            const to = new Date(from.getTime());
            to.setDate(to.getDate() + $params.scopeDays);
            to.setHours(23, 59, 59, 999);
            Object.assign($params, {from, to});
        }

        return $params;
    }
}

ngModule.vnComponent('vnTicket', {
    controller: Ticket,
    template: require('./index.html')
});