gruntfile.js

module.exports = function(grunt){

  "use strict";

  /* Load grunt modules */
  require("matchdep").filterDev("grunt-*").forEach(grunt.loadNpmTasks);

  /* Configuration file */
  var config = grunt.file.readJSON('config/config.json');

  grunt.initConfig({

    cssmin: {
      production: {
        src: 'assets/*.css',
        dest: 'assets/dist/style.css'
      }
    },

    uglify: {
      production: {
        files: {
          'assets/dist/main.js': ['assets/*.js']
        }
      }
    },

    env: {
      development: {
        NODE_ENV: 'development'
      },
      production: {
        NODE_ENV: 'production'
      }
    },

    preprocess: {
      html: {
        src: 'index.tmpl',
        dest: 'index.html'
      }
    },

    hashres: {
      options: {
        encoding: 'utf8',
        fileNameFormat: '${name}.${hash}.${ext}',
        renameFiles: true
      },
      production: {
        src: ['assets/dist/style.css','assets/dist/main.js'],
        dest: 'index.html'
      }
    }

  });

  /* Public grunt tasks - to be called from command line */
  grunt.registerTask('default', ['cssmin','uglify','env:'+config.environment,'preprocess','hashres']);

};

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