backpack-ui/dist/components/tagList/index.js

Lonely Planet's Components

"use strict";

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

var _getPrototypeOf = require("babel-runtime/core-js/object/get-prototype-of");

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require("babel-runtime/helpers/createClass");

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require("babel-runtime/helpers/possibleConstructorReturn");

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require("babel-runtime/helpers/inherits");

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require("react");

var _react2 = _interopRequireDefault(_react);

var _propTypes = require("prop-types");

var _propTypes2 = _interopRequireDefault(_propTypes);

var _radium = require("radium");

var _radium2 = _interopRequireDefault(_radium);

var _tag = require("../tag");

var _tag2 = _interopRequireDefault(_tag);

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

var rowHeight = 40;

var styles = {
  container: {
    overflow: "hidden"
  },

  tag: {
    marginBottom: "8px",
    marginRight: "8px"
  }
};

var TagList = function (_React$Component) {
  (0, _inherits3.default)(TagList, _React$Component);

  function TagList(props) {
    (0, _classCallCheck3.default)(this, TagList);

    var _this = (0, _possibleConstructorReturn3.default)(this, (TagList.__proto__ || (0, _getPrototypeOf2.default)(TagList)).call(this, props));

    _this.state = {
      expanded: false
    };

    _this.expand = _this.expand.bind(_this);
    _this.shouldShowExpand = _this.shouldShowExpand.bind(_this);
    return _this;
  }

  (0, _createClass3.default)(TagList, [{
    key: "expand",
    value: function expand() {
      this.setState({ expanded: true });
    }
  }, {
    key: "shouldShowExpand",
    value: function shouldShowExpand() {
      return this.props.children.length - this.props.limit > 0 && !this.state.expanded;
    }
  }, {
    key: "render",
    value: function render() {
      var _props = this.props,
          children = _props.children,
          rows = _props.rows,
          style = _props.style;

      return _react2.default.createElement(
        "div",
        {
          className: "TagList",
          style: [styles.container, { maxHeight: rowHeight * rows + "px" }, style]
        },
        _react2.default.Children.map(children, function (child, index) {
          return _react2.default.cloneElement(child, {
            key: index,
            style: [styles.tag, child.props.style]
          });
        }).slice(0, this.state.expanded ? this.props.children.length : this.props.limit),
        this.shouldShowExpand() && _react2.default.createElement(
          _tag2.default,
          { onClick: this.expand },
          "+" + (this.props.children.length - this.props.limit)
        )
      );
    }
  }]);
  return TagList;
}(_react2.default.Component);

TagList.propTypes = {
  children: function children(props, propName, componentName) {
    var prop = props[propName];
    var error = null;

    _react2.default.Children.forEach(prop, function (child) {
      if (child.type !== _tag2.default) {
        error = new Error(componentName + " children should be of type \"Tag\".");
      }
    });

    return error;
  },
  rows: _propTypes2.default.number,
  limit: _propTypes2.default.number,
  style: _propTypes2.default.objectOf(_propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.number, _propTypes2.default.object]))
};

TagList.defaultProps = {
  rows: 3
};

exports.default = (0, _radium2.default)(TagList);