#!/usr/bin/env node

require('lego-colorful').colorful();

var program = require('commander');
var legorc = require('legorc');
var spawn = require('win-spawn');
var exists = require('fs').existsSync;
var readFile = require('fs').readFileSync;

program
  .usage('<command> [key] [value]');

program
  .option('set <key> <value>', 'set a key')
  .option('get <key>', 'get a key')
  .option('delete <key>', 'delete a key')
  .option('list', 'show your configuration')
  .option('edit', 'edit ~/.lego/legorc with your favorite editor');

program.on('--help', function() {
  console.log('  Examples:'.to.bold.blue.color);
  console.log();
  console.log('    $', 'lego config'.to.magenta.color, 'set registry http://lego.imweb.io');
  console.log('    $', 'lego config'.to.magenta.color, 'get registry');
  console.log('    $', 'lego config'.to.magenta.color, 'delete auth');
  console.log('    $', 'lego config'.to.magenta.color, 'list');
  console.log('    $', 'lego config'.to.magenta.color, 'edit');
  console.log();
});

program.parse(process.argv);

var val = program.args[0];

if (program.set && val) {
  legorc.set(program.set, val);
} else if (program.get) {
  console.log(legorc.get(program.get));
} else if (program.delete) {
  var data = legorc.parse();
  delete data[program.delete];
  legorc.write(data);
} else if (program.list) {
  console.log(exists(legorc.legorcfile) ? readFile(legorc.legorcfile, 'utf-8') : '');
} else if (program.edit) {
  var editor = process.env.EDITOR || 'vim';
  spawn(editor, [legorc.legorcfile], {stdio: 'inherit'});
} else {
  program.help();
}