salix/print/templates/reports/receipt/receipt.js

const Component = require(`${appPath}/core/component`);
const db = require(`${appPath}/core/database`);
const reportHeader = new Component('report-header');
const reportFooter = new Component('report-footer');

module.exports = {
    name: 'receipt',
    async serverPrefetch() {
        this.client = await this.fetchClient(this.receiptId);
        this.receipt = await this.fetchReceipt(this.receiptId);

        if (!this.receipt)
            throw new Error('Something went wrong');
    },
    methods: {
        fetchClient(receiptId) {
            return db.findOne(
                `SELECT 
                    c.id,
                    c.socialName,
                    u.lang locale
                FROM receipt r
                    JOIN client c ON c.id = r.clientFk
                    JOIN account.user u ON u.id = c.id
                WHERE r.id = ?`, [receiptId]);
        },
        fetchReceipt(receiptId) {
            return db.findOne(
                `SELECT 
                    r.id, 
                    r.amountPaid, 
                    r.amountUnpaid, 
                    r.payed, 
                    r.companyFk
                FROM receipt r
                    JOIN client c ON c.id = r.clientFk
                WHERE r.id = ?`, [receiptId]);
        }
    },
    components: {
        'report-header': reportHeader.build(),
        'report-footer': reportFooter.build()
    },
    props: {
        receiptId: {
            required: true
        }
    }
};