@sap/cds-dk/bin/data-products/prepare-files.js

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

// input: single prepared CSN for a Data Product
// output: array with file names and contents, like
//   [ {path: 'Customer.cds',             src: '...content...'},
//     {path: 'annotations.cds',          src: '...content...'},
//     {path: 'index.cds',                src: '...content...'},
//     {path: '_i18n/i18n_de.properties', src: '...content...'},
//     ...
//   ]

'use strict'

const path = require('node:path')
const { EOL } = require('node:os')
const { compiler: compile } = require ('../../lib/cds')

/**
 *
 * @param csn
 * @param srvName_short
 */
function prepareFiles(csn, srvName_short) {
  const {definitions, extensions, i18n} = csn

  let files = []

  // main cds file
  const cdl_main  = compile.to.cdl({definitions: definitions})
  files.push({
    path: srvName_short + '.cds',
    src: cdl_main.model
  })

  // annotations file
  if (extensions) {
    const using = `using from './${srvName_short}';` + EOL + EOL
    const cdl_annos = compile.to.cdl({extensions: extensions})
    files.push({
      path: 'annotations.cds',
      src: using + cdl_annos.model
    })
  }

  // index file
  const index_text = `using from './${srvName_short}';` + EOL
                   + (extensions ? ('using from \'./annotations\';' + EOL) : '')
  files.push({
    path: 'index.cds',
    src: index_text
  })

  // text files
  for (const langu in i18n) {
    const i18n_block = i18n[langu]
    let out = ''
    for (const key in i18n_block) {
      let txt = i18n_block[key]
      txt = txt.replace(/'/g, "\\'")
      out += key + '=' + txt + EOL
    }
    files.push({
      path: path.join('_i18n', 'i18n_' + langu + '.properties'),
      src: out
    })
  }

  return files
}

module.exports = prepareFiles