'use strict';

var path = require('path');

var exec = require('execa').sync,
    mkdirp = require('mkdirp').sync,
    cp = require('cpx').copySync,
    del = require('del').sync;

var dest = process.env.DISTRO_DIST || 'dist';


function resolve(module, sub) {
  var pkg = require.resolve(module + '/package.json');

  return path.dirname(pkg) + sub;
}

console.log('clean ' + dest);
del(dest);

console.log('mkdir -p ' + dest);
mkdirp(dest);

console.log('copy bpmn-font to ' + dest + '/bpmn-font');
cp(resolve('bpmn-font', '/dist/{font,css}/**'), dest + '/assets/bpmn-font');

console.log('copy diagram-js.css to ' + dest);
cp(resolve('diagram-js', '/assets/**'), dest + '/assets');

console.log('copy bpmn-js.css to ' + dest);
cp('./assets/bpmn-js.css', dest + '/assets');

console.log('building pre-packaged distributions');

try {
  exec('rollup', [ '-c' ], {
    stdio: 'inherit'
  });
} catch (e) {
  console.error('failed to build pre-package distributions', e);

  process.exit(1);
}

console.log('done.');