compress

#!/usr/bin/env node

var
path = require('path')
resources = require('../lib/static_resources.js'),
config = require('../lib/configuration.js'),
i18n = require('../lib/i18n'),
mkdirp = require('mkdirp'),
computecluster = require('compute-cluster');

const staticPath = path.join(__dirname, '..', 'resources', 'static');

var langs = config.get('supported_languages');

// remove the "debug" language.
var i = langs.indexOf(config.get('debug_lang'));
if (i != -1) langs.splice(i, 1);

var all = resources.all(langs);

var cc = new computecluster({
  module: path.join(__dirname, 'compress-worker.js'),
  max_backlog: -1
});

// first and foremost we'll "generate templates" - which is to concatenate
// a bunch of ejs into a javascript file
// NOTE: env setting could be cleaned up here, this is like this to minimally
// change things during migration of compress{,-locales}.sh to javascript
process.env['BUILD_DIR'] = path.join(staticPath, "build");
mkdirp.sync(process.env['BUILD_DIR']);
process.env['TEMPLATE_DIR'] = path.join(staticPath, "dialog", "views");
require('./create_templates.js')();

var leftToBuild = Object.keys(all).length;
var errors = 0;

Object.keys(all).forEach(function(resource) {
  // in dev, '/shared/templates.js' creates an empty object and templates
  // are fetched on demand.
  // in prod '/build/templates.js' has all templates glommed into it,
  // and is bundled into the Big Minified Piles Of Resources we ship.
  // Here we sub the former with the latter.
  var ix = all[resource].indexOf('/shared/templates.js');
  if (ix != -1) all[resource].splice(ix, 1, '/build/templates.js');

  cc.enqueue({
    file: resource,
    deps: all[resource],
    staticPath: staticPath
  }, function(err, r) {
    if (err || r.error) {
      console.log("failed to build", resource,":", err || r.error);
      errors++;
    } else {
      console.log("built", resource, "in", r.time + "s" + (r.info ? " (" + r.info + ")" : ""));
    }
    if (--leftToBuild == 0) {
      cc.exit();
      if (errors) process.exit(1);
    }
  });
});