import failWithError from './failWithError';
import { Product } from './interfaces/ISettings';
import getPatch from './ssn/getPatch';
import verifyProductName from './ssn/verify/verifyProductName';

const failFunction = failWithError.bind(null, 'node dist/installPatch.js <product> <from> <to>');

if (process.argv.length !== 5) {
  failFunction(`Expected 3 arguments but ${process.argv.length - 2} arguments were supplied.`);
}

//Check that product name is valid
const product = process.argv[2];
if (!verifyProductName(product)) {
  failFunction(`"${product.substring(0, 300)}" is not a valid product name.`);
}

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

//TODO: set directory with existing patch data
//TODO: set target directory where patch should be installed
//TODO: set temp directory where patch files should be stored.
//TODO: set location of xdelta3 executable
//TODO: set from=any so it detects current version automatically (based on .version files)
//TODO: set to=manifest/current to install whatever is the current version in manifest/on CDN

(async () => {
  await getPatch({
    /* tslint:disable:object-literal-sort-keys */
    product: product as Product,
    from: Number(from),
    to: Number(to),
    sourceDirectory: process.cwd(),
    targetDirectory: process.cwd(),
    /* tslint:enable:object-literal-sort-keys */
  });
})();