tnt-form/dist/lib/component/select.js

## Use

"use strict";

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var Component = require('../component');

var Select = function (_Component) {
	_inherits(Select, _Component);

	function Select(id, values) {
		var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

		_classCallCheck(this, Select);

		var _this = _possibleConstructorReturn(this, (Select.__proto__ || Object.getPrototypeOf(Select)).call(this, id, opts));

		_this.values = values;

		var _opts$emptyOptionText = opts.emptyOptionText;
		_this.emptyOptionText = _opts$emptyOptionText === undefined ? '' : _opts$emptyOptionText;


		if (!_this.v8nRequired) {
			_this.values.unshift(_this.emptyOptionText);
		}
		return _this;
	}

	_createClass(Select, [{
		key: 'getValue',
		value: function getValue() {

			var intValue = parseInt(this.select.value);

			if (!this.v8nRequired) {
				if (intValue === 0) {
					return null;
				}

				return intValue - 1;
			}

			return intValue;
		}
	}, {
		key: 'validate',
		value: function validate() {

			_get(Select.prototype.__proto__ || Object.getPrototypeOf(Select.prototype), 'validate', this).call(this);

			var val = this.getValue();

			if (val < 0 || val > this.values.length - 1) {
				this.errors.push({ id: 'invalidOption', default: 'Invalid option selected' });
			}

			this.postValidate();
		}
	}, {
		key: 'build',
		value: function build() {
			var _this2 = this;

			_get(Select.prototype.__proto__ || Object.getPrototypeOf(Select.prototype), 'build', this).call(this);

			this.select = document.createElement('select');
			this.select.setAttribute('type', 'text');

			this.getContainer().appendChild(this.select);

			this.values.forEach(function (text, index) {

				var option = document.createElement('option');
				option.setAttribute('value', index);
				option.textContent = text;
				_this2.select.appendChild(option);
			});

			this.select.addEventListener('change', function (e) {
				_this2.trigger('change', { value: _this2.getValue() });
			});

			return this.getContainer();
		}
	}]);

	return Select;
}(Component);

module.exports = Select;