salix/modules/route/back/methods/route/downloadZip.js

63 lines
1.7 KiB
JavaScript

const JSZip = require('jszip');
module.exports = Self => {
Self.remoteMethodCtx('downloadZip', {
description: 'Download a zip file with multiple routes pdfs',
accessType: 'READ',
accepts: [
{
arg: 'id',
type: 'string',
description: 'The routes ids',
}
],
returns: [
{
arg: 'body',
type: 'file',
root: true
}, {
arg: 'Content-Type',
type: 'string',
http: {target: 'header'}
}, {
arg: 'Content-Disposition',
type: 'string',
http: {target: 'header'}
}
],
http: {
path: '/downloadZip',
verb: 'GET'
}
});
Self.downloadZip = async function(ctx, id, options) {
const models = Self.app.models;
const myOptions = {};
const zip = new JSZip();
if (typeof options == 'object')
Object.assign(myOptions, options);
const ids = id.split(',');
for (let id of ids) {
ctx.args.id = id;
const routePdf = await models.Route.driverRoutePdf(ctx, id);
const fileName = extractFileName(routePdf[2]);
const body = routePdf[0];
zip.file(fileName, body);
}
const stream = zip.generateNodeStream({streamFiles: true});
return [stream, 'application/zip', `filename="download.zip"`];
};
function extractFileName(str) {
const matches = str.match(/"(.*?)"/);
return matches ? matches[1] : str;
}
};