add eslint and clean up code

src/scripts/lib/clay-config.js

@@ -0,0 +1,110 @@
+'use strict';
+
+/**
+ * A Clay config Item
+ * @typedef {object} Clay~ConfigItem
+ * @property {string} type
+ * @property {string|boolean|number} value
+ * @property {string} [appKey]
+ * @property {string} [id]
+ * @property {string} [label]
+ * @property {object} [attributes]
+ * @property {array} [options]
+ * @property {array} [items]
+ */
+
+var HTML = require('../vendor/minified/minified').HTML;
+var _ = require('../vendor/minified/minified')._;
+var ApiItem = require('./clay-item');
+var utils = require('../lib/utils');
+
+function ClayConfig(settings, config, $rootContainer) {
+  var self = this;
+
+  var _settings = _.copyObj(settings);
+  var _items = [];
+  var _itemsById = {};
+  var _itemsByAppKey = {};
+
+  /**
+   * @param {string} key
+   * @returns {ClayItem}
+   */
+  self.getItemByAppKey = function(key) {
+    return _itemsByAppKey[key];
+  };
+
+  /**
+   * @param {string} key
+   * @returns {ClayItem}
+   */
+  self.getItemById = function(key) {
+    return _itemsById[key];
+  };
+
+  /**
+   * @param {string} key
+   * @returns {[ClayItem]}
+   */
+  self.getItemsByType = function(type) {
+    return _items.filter(function(item) {
+      return item.config.type === type;
+    });
+  };
+
+  /**
+   * @returns {object}
+   */
+  self.getSettings = function() {
+    _.eachObj(_itemsByAppKey, function(appKey, item) {
+      _settings[appKey] = item.get();
+    });
+    return _settings;
+  };
+
+  /**
+   * Add item(s) to the config
+   * @param {Clay~ConfigItem|array} items
+   * @param {M} [$container]
+   */
+  var _addItems = function(item, $container) {
+    if (Array.isArray(item)) {
+      item.forEach(function(item) {
+        _addItems(item, $container);
+      });
+    } else if (item.type === 'section') {
+      var $wrapper = HTML('<div class="section">');
+      $container.add($wrapper);
+      _addItems(item.items, $wrapper);
+    } else {
+      var apiItem = new ApiItem(item);
+
+      if (item.id) {
+        _itemsById[item.id] = apiItem;
+      }
+
+      if (item.appKey) {
+        _itemsByAppKey[item.appKey] = apiItem;
+      }
+
+      _items.push(apiItem);
+
+      // set the value of the item via the manipulator to ensure consistency
+      var value = typeof _settings[item.appKey] !== 'undefined' ?
+        _settings[item.appKey] :
+        (item.value || '');
+
+      apiItem.set(value);
+
+      $container.add(apiItem.$element);
+    }
+  };
+
+  // prevent external modifications of properties
+  utils.updateProperties(self, { writable: false, configurable: false });
+
+  // initialize the config
+  _addItems(config, $rootContainer);
+}
+
+module.exports = ClayConfig;