dad-tool/lib/dataRouter.js

Dummy Address Data (DAD) - Retrieve real addresses from all around the world.

export function variables(data) {
  // DAD variables
  const addressDirectory = 'dad/src/addresses';
  const fileExtension = '-addresses.min.json';
  const australiaDirectory = 'australia';
  const canadaDirectory = 'canada';
  const chinaDirectory = 'china';
  const europeDirectory = 'europe';
  const mexicoDirectory = 'mexico';
  const unitedStatesDirectory = 'united-states/';
  const invalidTagErrorMessage = 'Data source tag was not valid. An address could not be retrieved.';
  let dataFilePath = null;

  // Country variables
  const dataFilePaths = {
    // Australia
    AU_VT: `${addressDirectory}/${australiaDirectory}/vt${fileExtension}`,
    // Canada
    CA_BC: `${addressDirectory}/${canadaDirectory}/bc${fileExtension}`,
    // China
    CN_BJ: `${addressDirectory}/${chinaDirectory}/bj${fileExtension}`,
    CN_HK: `${addressDirectory}/${chinaDirectory}/hk${fileExtension}`,
    // Europe
    EU_DE: `${addressDirectory}/${europeDirectory}/de${fileExtension}`,
    EU_ES: `${addressDirectory}/${europeDirectory}/es${fileExtension}`,
    EU_FR: `${addressDirectory}/${europeDirectory}/fr${fileExtension}`,
    EU_UK: `${addressDirectory}/${europeDirectory}/uk${fileExtension}`,
    // Mexico
    MX_MX: `${addressDirectory}/${mexicoDirectory}/mx${fileExtension}`,
    // United States
    US_AZ: `${addressDirectory}/${unitedStatesDirectory}/az${fileExtension}`,
    US_CA: `${addressDirectory}/${unitedStatesDirectory}/ca${fileExtension}`,
    US_ID: `${addressDirectory}/${unitedStatesDirectory}/id${fileExtension}`,
    US_KS: `${addressDirectory}/${unitedStatesDirectory}/ks${fileExtension}`,
    US_NV: `${addressDirectory}/${unitedStatesDirectory}/nv${fileExtension}`,
    US_NY: `${addressDirectory}/${unitedStatesDirectory}/ny${fileExtension}`,
    US_OR: `${addressDirectory}/${unitedStatesDirectory}/or${fileExtension}`,
    US_TX: `${addressDirectory}/${unitedStatesDirectory}/tx${fileExtension}`,
    US_UT: `${addressDirectory}/${unitedStatesDirectory}/ut${fileExtension}`,
    US_WA: `${addressDirectory}/${unitedStatesDirectory}/wa${fileExtension}`,
    // Invalid data source tag
    invalid: null,
  };

  dataFilePath = dataFilePaths[data.toUpperCase()] || dataFilePaths['invalid'];

  if (dataFilePath === null) {
    throw new Error(invalidTagErrorMessage);
  }

  return dataFilePath;
}