module.exports = function(grunt) {
  grunt.loadNpmTasks('grunt-webpack');

  grunt.initConfig({
    pkg: '<json:package.json>',
    meta: {
      banner: '/*! <%= pkg.name %> - v<%= pkg.version %> - ' +
        '<%= grunt.template.today("yyyy-mm-dd") %>\n' +
        '<%= pkg.homepage ? "* " + pkg.homepage + "\n" : "" %>' +
        '* Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
        ' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */'
    },
    concat: {
      sjcl: {
        src: [
          "src/js/sjcl/core/sjcl.js",
          "src/js/sjcl/core/aes.js",
          "src/js/sjcl/core/bitArray.js",
          "src/js/sjcl/core/codecString.js",
          "src/js/sjcl/core/codecHex.js",
          "src/js/sjcl/core/codecBase64.js",
          "src/js/sjcl/core/codecBytes.js",
          "src/js/sjcl/core/sha256.js",
          "src/js/sjcl/core/sha512.js",
          "src/js/sjcl/core/sha1.js",
          "src/js/sjcl/core/ccm.js",
//          "src/js/sjcl/core/cbc.js",
//          "src/js/sjcl/core/ocb2.js",
          "src/js/sjcl/core/hmac.js",
          "src/js/sjcl/core/pbkdf2.js",
          "src/js/sjcl/core/random.js",
          "src/js/sjcl/core/convenience.js",
          "src/js/sjcl/core/bn.js",
          "src/js/sjcl/core/ecc.js",
          "src/js/sjcl/core/srp.js",
          "src/js/sjcl-custom/sjcl-secp256k1.js",
          "src/js/sjcl-custom/sjcl-ripemd160.js",
          "src/js/sjcl-custom/sjcl-extramath.js",
          "src/js/sjcl-custom/sjcl-validecc.js",
          "src/js/sjcl-custom/sjcl-ecdsa-der.js"
        ],
        dest: 'build/sjcl.js'
      }
    },
    webpack: {
      lib: {
        src: "src/js/index.js",
        dest: "build/ripple-<%= pkg.version %>.js",
        libary: "ripple", // misspelling fixed in later versions of webpack
        library: "ripple"
      },
      lib_debug: {
        src: "src/js/index.js",
        dest: "build/ripple-<%= pkg.version %>-debug.js",
        libary: "ripple", // misspelling fixed in later versions of webpack
        library: "ripple",
        debug: true
      },
      lib_min: {
        src: "src/js/index.js",
        dest: "build/ripple-<%= pkg.version %>-min.js",
        libary: "ripple", // misspelling fixed in later versions of webpack
        library: "ripple",
        minimize: true
      }
    },
    watch: {
      sjcl: {
        files: ['<config:concat.sjcl.src>'],
        tasks: 'concat:sjcl'
      },
      lib: {
        files: 'src/js/*.js',
        tasks: 'webpack'
      }
    }
  });

  // Tasks
  grunt.registerTask('default', 'concat:sjcl webpack');
};