import { execute, Options } from './index.ts';

export async function cli(argv: string[]): Promise<void> {
  const l = console.log;
  const options = new Options(argv);
  if (options.help) {
    l();
    l('Install packages locally.');
    l();
    l('Usage:');
    l(' install-local');
    l(' install-local [options] <directory>[, <directory>, ...]');
    l(' install-local --target-siblings');
    l();
    l('Installs packages from the filesystem into the current directory.');
    l(
      'Or installs the package located in the current directory to sibling packages that depend on this package with --target-siblings.',
    );
    l();
    l('Options: ');
    l();
    l(' -h, --help              Output this help');
    l(
      ' -S, --save              Saved packages will appear in your package.json under "localDependencies"',
    );
    l(
      '--pkg=<npm|pnpm>         Specify which package manager to use (default: auto-detect)',
    );
    l(
      ' -T, --target-siblings   Instead of installing into this package, this package gets installed into sibling packages',
    );
    l(
      '                         which depend on this package by putting it in the "localDependencies".',
    );
    l(
      '                         Useful in a [lerna](https://github.com/lerna/lerna) style monorepo.',
    );
    l();
    l('Examples: ');
    l(' install-local');
    l('   install the "localDependencies" of your current package');
    l(' install-local ..');
    l(
      '   install the package located in the parent folder into the current directory.',
    );
    l(' install-local --save ../sibling ../sibling2');
    l(
      '   install the packages of 2 sibling directories into the current directory and save them to "localDependencies" in your package.json file.',
    );
  } else {
    await options.validate();
    await execute(options);
  }
}