const UserException = require(`${appPath}/lib/exceptions/userException`);
const reportEngine = require(`${appPath}/lib/reportEngine`);
const database = require(`${appPath}/lib/database`);
const emailHeader = require('../email-header');
const emailFooter = require('../email-footer');


module.exports = {
    name: 'driver-route',
    async asyncData(ctx, params) {
        const promises = [];
        const data = {
            isPreview: ctx.method === 'GET',
        };

        if (!params.routeFk)
            throw new UserException('No route id specified');

        promises.push(reportEngine.toPdf('rpt-route', ctx));
        promises.push(this.methods.fetchRoute(params.routeFk));

        return Promise.all(promises).then(result => {
            const stream = result[0];
            const [[route]] = result[1];

            Object.assign(data, route);
            Object.assign(data, {attachments: [{filename: 'driver-route.pdf', content: stream}]});

            return data;
        });
    },
    created() {
        if (this.locale)
            this.$i18n.locale = this.locale;
    },
    methods: {
        fetchRoute(routeFk) {
            return database.pool.query(`
                SELECT
                    u.id,
                    u.lang AS locale,
                    mu.email AS recipient
                FROM route r
                    LEFT JOIN worker w ON w.id = r.workerFk
                    LEFT JOIN account.user u ON u.id = w.userFk
                    LEFT JOIN account.emailUser mu ON mu.userFk = u.id
                WHERE r.id = ?`, [routeFk]);
        },
    },
    components: {
        emailHeader,
        emailFooter,
    },
};