@ngoctay/nodejs-pptx/lib/factories/ppt/charts.js

Generate PPTX files on the server-side with JavaScript.

const { Xml } = require("../../xmlnode");

class ChartFactory {
    constructor(parentFactory, args) {
        this.parentFactory = parentFactory;
        this.content = parentFactory.content;
        this.args = args;
    }

    build() {
        // TODO: for now we don't have anything to load from our stubs, but leaving this here for the future...
    }

    addChartToEmbeddedWorksheetRelationship(chartName, worksheetName) {
        this.content[`ppt/charts/_rels/${chartName}.xml.rels`] = Xml.create(
            'Relationships',
            [
                Xml.create('Relationship', null, {
                    Id: 'rId1',
                    Type: 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/package',
                    Target: `../embeddings/${worksheetName}`,
                }),
            ],
            { xmlns: 'http://schemas.openxmlformats.org/package/2006/relationships', }
        );
    }
}

module.exports.ChartFactory = ChartFactory;