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

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

const cds = require('../../../cds')
const { read } = cds.utils
const { readProject } = require('../../projectReader')
const { merge } = require('../../merge')

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

  static help() {
    return 'messaging via local event bus'
  }

  async canRun() {
    const { isJava } = readProject()
    if (isJava) throw `'cds add local-messaging' is not available for Java yet`
    return true
  }

  static hasInProduction(env) {
    return env.requires?.messaging?.kind === 'local-messaging'
  }

  async run() {
    const project = readProject()
    const { configFile } = project
    project.shortcut = typeof (await read(configFile)).cds?.requires?.messaging !== 'object'
    await merge(__dirname, 'files/package.json.hbs').into(configFile, { with: project })
  }
}