#!/usr/bin/env node
/* eslint-disable no-console */
'use strict';

var fs = require('fs');
var path = require('path');
var minimist = require('minimist');

var scssToJson = require('../');
var opts = minimist(process.argv.slice(2), {
  alias: {
    h: 'help',
    v: 'version',
    d: 'dependencies',
    s: 'scope'
  }
});

var file = opts._[0];

if (opts.version) {
  console.log(require('../package.json').version);
} else if (!file || file === 'help' || opts.help) {
  fs.createReadStream(path.resolve(__dirname, 'usage.txt'))
    .pipe(process.stdout)
    .on('close', function() {
      throw Error('Error reading usage.txt');
    });
} else {
  var options = {};

  if (opts.dependencies) {
    options.dependencies = opts.dependencies.split(',').map(function(dependency) {
      return { path: path.resolve(dependency) };
    });
  }

  if (opts.scope) {
    options.scope = opts.scope;
  }

  var result = JSON.stringify(scssToJson(file, options), null, 2);
  console.log(result);
}