import { Product } from './interfaces/ISettings';
import ISolidSimple from './interfaces/ISolidSimple';
import getSolidpkg from './ssn/getSolidpkg';
import verifyProductName from './ssn/verify/verifyProductName';

function failWithError(msg?: string) {
  if (msg !== undefined) {
    process.stderr.write(msg);
  }
  process.stderr.write('Usage: node dist/getSolidpkg.js <product> <from> <to>');
  process.exit(1);
}

if (process.argv.length !== 4) {
  failWithError(`Error: Expected 3 arguments but ${process.argv.length - 1} arguments were supplied.`);
}

//Check that product name is valid
const product = process.argv[1];
if (!verifyProductName(product)) {
  failWithError(`Error: "${product.substring(0, 300)}" is not a valid product name.`);
}

//Check that from and to are valid numbers
const from = process.argv[4];
const to = process.argv[3];
if (!from.match(/^(-1|0|[1-9][0-9]{0,2})$/)) {
  failWithError(`Error: from value "${from.substring(0, 300)}" is not a valid integer; it must be in range [-1, 999].`);
}
if (!to.match(/^(0|[1-9][0-9]{0,2})$/)) {
  failWithError(`Error: to value "${to.substring(0, 300)}" is not a valid integer; it must be in range [0, 999].`);
}

//Get solidpkg and write output to console
getSolidpkg(product as Product, Number(from), Number(to)).then((output: ISolidSimple) => {
  process.stdout.write(JSON.stringify(output));
  //process.exit(0);
});