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

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

const { join } = require('path')
const cds = require('../../../cds')
const { exists, mkdirp, path } = cds.utils
const { env4 } = require('../../projectReader')
const { URLS, OPTIONS: { NODEJS, JAVA }, COMMAND_ADD } = require('../../constants')
const term = require('../../../util/term')
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.command === COMMAND_ADD) {
            throw `You can't change the runtime of an existing project.`
        }
        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 } = env4('production').folders
        await renderAndCopy(join(__dirname, 'files'), cds.root, { projectName: path.basename(cds.root) })
        await Promise.all([db, srv, app].map(p => mkdirp(p)))
    }

    async finalize() {
        console.log(`\nfind samples on ${term.link(URLS.SAMPLES)}`)
        console.log(`learn about next steps at ${term.link(URLS.CAPIRE)}`)
    }
}