patternplate-server/library/utilities/get-pattern-tree.js

Programmatically serve atomic patterns via a REST API

'use strict';

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

var _getPatternManifests = require('./get-pattern-manifests');

var _getPatternManifests2 = _interopRequireDefault(_getPatternManifests);

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

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

exports.default = (() => {
	var _ref = _asyncToGenerator(function* (patternID, path) {
		let options = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];

		const manifests = yield (0, _getPatternManifests2.default)(patternID, path, {
			cache: options.cache
		});

		const patterns = manifests.map(function (manifest) {
			const id = manifest.id;

			const rest = _objectWithoutProperties(manifest, ['id']);

			return { type: 'pattern', id: id, manifest: rest };
		});

		// TODO: this needs a rewrite, badly
		// build a tree
		function setPatternInTree(tree, path, value) {
			// eslint-disable-line
			let node = tree;
			let currentId = '';
			while (path.length > 1) {
				let name = path[0];
				currentId = currentId === '' ? name : currentId + '/' + name;

				if (!node[name]) {
					node[name] = {
						'type': 'folder',
						'id': currentId,
						'children': {}
					};
				}
				node = node[name].children;
				path.shift();
			}
			node[path[0]] = value;
		}

		return patterns.reduce(function (tree, pattern) {
			setPatternInTree(tree, pattern.id.split('/'), pattern);
			return tree;
		}, {});
	});

	function getPatternTree(_x, _x2) {
		return _ref.apply(this, arguments);
	}

	return getPatternTree;
})();

module.exports = exports['default'];