var fs = require('fs');
  var execSync = require('child_process').execSync;
  var exec = function (cmd) {
    execSync(cmd, {stdio: 'inherit'});
  };
  
  /* global jake, task, desc, publishTask */
  
  task('build', ['lint', 'clean', 'browserify', 'minify'], function () {
    console.log('Build completed.');
  });
  
  desc('Cleans browerified/minified files and package files');
  task('clean', ['clobber'], function () {
    jake.rmRf('./ejs.js');
    jake.rmRf('./ejs.min.js');
    console.log('Cleaned up compiled files.');
  });
  
  desc('Lints the source code');
  task('lint', function () {
    exec('./node_modules/.bin/eslint \"**/*.js\" Jakefile');
    console.log('Linting completed.');
  });
  
  task('browserify', function () {
    exec('./node_modules/browserify/bin/cmd.js --standalone ejs lib/ejs.js > ejs.js');
    console.log('Browserification completed.');
  });
  
  task('minify', function () {
    exec('./node_modules/uglify-js/bin/uglifyjs ejs.js > ejs.min.js');
    console.log('Minification completed.');
  });
  
  task('doc', function (dev) {
    jake.rmRf('out');
    var p = dev ? '-p' : '';
    exec('./node_modules/.bin/jsdoc ' + p + ' -c jsdoc.json lib/* docs/jsdoc/*');
    console.log('Documentation generated.');
  });
  
  task('docPublish', ['doc'], function () {
    fs.writeFileSync('out/CNAME', 'api.ejs.co');
    console.log('Pushing docs to gh-pages...');
    exec('./node_modules/.bin/git-directory-deploy --directory out/');
    console.log('Docs published to gh-pages.');
  });
  
  task('test', ['lint'], function () {
    exec('./node_modules/.bin/mocha');
  });
  
  publishTask('ejs', ['build'], function () {
    this.packageFiles.include([
      'Jakefile',
      'README.md',
      'LICENSE',
      'package.json',
      'ejs.js',
      'ejs.min.js',
      'lib/**',
      'test/**'
    ]);
  });
  
  jake.Task.publish.on('complete', function () {
    console.log('Updating hosted docs...');
    console.log('If this fails, run jake docPublish to re-try.');
    jake.Task.docPublish.invoke();
  });