salix/modules/invoiceOut/back/methods/invoiceOut/createPdf.js

82 lines
2.4 KiB
JavaScript

const UserError = require('vn-loopback/util/user-error');
const print = require('vn-print');
module.exports = Self => {
Self.remoteMethodCtx('createPdf', {
description: 'Creates an invoice PDF',
accessType: 'WRITE',
accepts: [
{
arg: 'id',
type: 'number',
description: 'The invoice id',
http: {source: 'path'}
}
],
returns: {
type: 'object',
root: true
},
http: {
path: `/:id/createPdf`,
verb: 'POST'
}
});
Self.createPdf = async function(ctx, id, options) {
const models = Self.app.models;
const userId = ctx.req.accessToken.userId;
if (process.env.NODE_ENV == 'test')
throw new UserError(`Action not allowed on the test environment`);
let tx;
const myOptions = {};
if (typeof options == 'object')
Object.assign(myOptions, options);
if (!myOptions.transaction) {
tx = await Self.beginTransaction({});
myOptions.transaction = tx;
}
try {
const invoiceOut = await Self.findById(id, null, myOptions);
const hasInvoicing = await models.Account.hasRole(userId, 'invoicing', myOptions);
if (invoiceOut.hasPdf && !hasInvoicing)
throw new UserError(`You don't have enough privileges`);
await invoiceOut.updateAttributes({
hasPdf: true
}, myOptions);
const invoiceReport = new print.Report('invoice', {
reference: invoiceOut.ref,
recipientId: invoiceOut.clientFk
});
const stream = await invoiceReport.toPdfStream();
const issued = invoiceOut.issued;
const year = issued.getFullYear().toString();
const month = (issued.getMonth() + 1).toString();
const day = issued.getDate().toString();
const fileName = `${year}${invoiceOut.ref}.pdf`;
// Store invoice
print.storage.write(stream, {
type: 'invoice',
path: `${year}/${month}/${day}`,
fileName: fileName
});
if (tx) await tx.commit();
} catch (e) {
if (tx) await tx.rollback();
throw e;
}
};
};