#!/usr/bin/env node

require('lego-colorful').colorful();
var program = require('commander');
var install = require('../lib/client').install;
var log = require('lego-log');

program
  .usage('[options] name[@version]')
  .option('-r, --registry <url>', 'registry url of yuan server')
  .option('-I, --input-directory <dir>', 'input directory, default: current working directory')
  .option('-O, --output-directory <dir>', 'output directory, default: lego_modules')
  .option('-f, --force', 'force to download a unstable module')
  .option('-q, --quiet', 'show less logs')
  .option('-S, --save', 'save dependencies to package.json')
  .option('-a, --all', 'install all files as possible')
  .option('-SD, --save-dev', 'save devDependencies to package.json')
  .option('--verbose', 'show more logs')
  .option('--no-color', 'disable colorful print');

program.on('--help', function() {
  console.log('  ' + 'Examples:'.to.bold.blue);
  console.log();
  console.log('   $ ' + 'lego install'.to.magenta.color + ' jquery');
  console.log('   $ ' + 'lego install'.to.magenta.color + ' jquery arale-class');
  console.log('   $ ' + 'lego install'.to.magenta.color + ' jquery' +
              '@1.8.2'.to.cyan.color);
  console.log('   $ ' + 'lego install'.to.magenta.color + ' underscore --save');
  console.log();
});

program.parse(process.argv);

console.log();
log.config(program);

if (process.argv.indexOf('-SD') > -1) {
  program.save = false;
  program.saveDev = true;
}

install({
  registry: program.registry,
  cwd: program.inputDirectory,
  destination: program.outputDirectory,
  force: program.force,
  save: program.save,
  saveDev: program.saveDev,
  name: program.args.length ? program.args : null
}, function(err) {
  if (err) {
    log.error('exit', err.message);
    console.log();
    process.exit(2);
  }
  console.log();
});