@sap/cds-dk/lib/init/template/nodejs/index.js

Command line client and development toolkit for the SAP Cloud Application Programming Model

const cds = require('../../../cds')
const { exists, mkdirp, path } = cds.utils
const { OPTIONS: { NODEJS, JAVA } } = require('../../constants')
const term = require('../../../util/term')
const { merge } = require('../../merge')
const { renderAndCopy } = require('../../template')

module.exports = class NodejsTemplate extends require('../../plugin') {

    static help() {
        return 'creates a Node.js-based project'
    }

    static hasInProduction() {
        return !exists('pom.xml') && !cds.cli.options?.add?.has(JAVA)
    }

    async canRun() {
        if (cds.cli.options.add?.has(JAVA)) {
            throw `only one runtime per project is supported – specify either ${term.bold(JAVA)} or ${term.bold(NODEJS)}`
        }
        return true
    }

    async run() {
        const { db, srv, app } = cds.env.folders
        if (cds.cli.command === 'init' && cds.cli.options.force) {
            await renderAndCopy(path.join(__dirname, 'files'), cds.root, { projectName: path.basename(cds.root) })
        } else {
            await merge(__dirname, 'files/package.json.hbs').into('package.json', { with: { projectName: path.basename(cds.root) }})
        }
        await Promise.all([db, srv, app].map(p => mkdirp(p)))
    }

}