patternplate-client/application/routes/style.js

Universal javascript client application for patternplate

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});

var _regenerator = require('babel-runtime/regenerator');

var _regenerator2 = _interopRequireDefault(_regenerator);

var _asyncToGenerator2 = require('babel-runtime/helpers/asyncToGenerator');

var _asyncToGenerator3 = _interopRequireDefault(_asyncToGenerator2);

var _fs = require('fs');

var _path = require('path');

var _fs2 = require('mz/fs');

var _pathExists = require('path-exists');

var _pathExists2 = _interopRequireDefault(_pathExists);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function devRequire(id) {
	var fallback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

	if (process.env.NODE_ENV !== 'production') {
		return require(id);
	}
	return fallback;
}

function styleRouteFactory(application) {
	var cwd = application.runtime.cwd;


	return function () {
		var _ref = (0, _asyncToGenerator3.default)( /*#__PURE__*/_regenerator2.default.mark(function _callee() {
			var staticPath, name, path, less, Autoprefix, Cleancss, NpmImport, autoprefix, cleancss, npmimport, buffer, results;
			return _regenerator2.default.wrap(function _callee$(_context) {
				while (1) {
					switch (_context.prev = _context.next) {
						case 0:
							staticPath = (0, _path.resolve)(cwd, 'assets', 'style', this.params.path);


							this.type = 'css';

							_context.next = 4;
							return (0, _pathExists2.default)(staticPath);

						case 4:
							if (!_context.sent) {
								_context.next = 7;
								break;
							}

							this.body = (0, _fs.createReadStream)(staticPath);
							return _context.abrupt('return');

						case 7:

							if (process.env.NODE_ENV === 'production') {
								this.throw(404);
							}

							name = (this.params.path || '').replace('.css', '.less');
							path = (0, _path.resolve)(application.runtime.cwd, 'assets', 'style', name);
							_context.next = 12;
							return (0, _pathExists2.default)(path);

						case 12:
							if (_context.sent) {
								_context.next = 14;
								break;
							}

							this.throw(404);

						case 14:
							_context.prev = 14;
							less = devRequire('less');
							Autoprefix = devRequire('less-plugin-autoprefix', function () {});
							Cleancss = devRequire('less-plugin-clean-css', function () {});
							NpmImport = devRequire('less-plugin-npm-import', function () {});
							autoprefix = new Autoprefix({ browser: ['IE 8', 'last 2 versions'] });
							cleancss = new Cleancss({ advanced: true });
							npmimport = new NpmImport();
							_context.next = 24;
							return (0, _fs2.readFile)(path);

						case 24:
							buffer = _context.sent;
							_context.next = 27;
							return less.render(buffer.toString(), {
								paths: [(0, _path.dirname)(path)],
								plugins: [npmimport, autoprefix, cleancss]
							});

						case 27:
							results = _context.sent;


							this.type = 'css';
							this.body = results.css;
							_context.next = 36;
							break;

						case 32:
							_context.prev = 32;
							_context.t0 = _context['catch'](14);

							application.log.error(_context.t0);
							this.throw(_context.t0, 500);

						case 36:
						case 'end':
							return _context.stop();
					}
				}
			}, _callee, this, [[14, 32]]);
		}));

		function styleRoute() {
			return _ref.apply(this, arguments);
		}

		return styleRoute;
	}();
}

exports.default = styleRouteFactory;
module.exports = exports['default'];
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