optimizely-oui/module/js/components/BlockList/Item/index.js

Optimizely's Component Library.

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

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

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

import React from "react";
import PropTypes from "prop-types";
import classNames from "classnames";

var Item =
/*#__PURE__*/
function (_React$Component) {
  _inherits(Item, _React$Component);

  function Item(props) {
    var _this;

    _classCallCheck(this, Item);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(Item).call(this, props));

    _defineProperty(_assertThisInitialized(_this), "ref", React.createRef());

    _this._handleOnKeyDown = _this._handleOnKeyDown.bind(_assertThisInitialized(_this));
    return _this;
  }

  _createClass(Item, [{
    key: "componentDidUpdate",
    value: function componentDidUpdate() {
      if (this.props.hasFauxFocus) {
        this.ref.current.scrollIntoView({
          behavior: "smooth",
          block: "center"
        });
      }
    }
  }, {
    key: "_handleOnKeyDown",
    value: function _handleOnKeyDown(event) {
      if (event && event.keyCode === 32 && event.target === this._itemWithOnClick) {
        // Space key was pressed on the item, not a child of the item.
        // Run the `onClick` and prevent the page from scrolling.
        event.preventDefault();
        this.props.onClick();
      }
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      var item;

      var _this$props = this.props,
          children = _this$props.children,
          className = _this$props.className,
          gutters = _this$props.gutters,
          hasFauxFocus = _this$props.hasFauxFocus,
          href = _this$props.href,
          hrefTarget = _this$props.hrefTarget,
          hrefTitle = _this$props.hrefTitle,
          isDisabled = _this$props.isDisabled,
          onClick = _this$props.onClick,
          onMouseDown = _this$props.onMouseDown,
          testSection = _this$props.testSection,
          props = _objectWithoutProperties(_this$props, ["children", "className", "gutters", "hasFauxFocus", "href", "hrefTarget", "hrefTitle", "isDisabled", "onClick", "onMouseDown", "testSection"]);

      var commonClasses = classNames({
        "oui-block-list__item": true,
        "oui-block-list__item--has-focus": hasFauxFocus,
        "hard--sides": gutters === "tight"
      });

      if (isDisabled) {
        item = React.createElement("div", {
          className: "".concat(commonClasses, " pointer-events--none background--faint muted")
        }, children);
      } else if (onClick) {
        // The element is rendered as a `div` instead of a `button` because the
        // user may want to pass in a `button` within `children`.
        // `tabIndex`, `role`, and `onKeyDown` are provided to make the `div`
        // behave like a button: https://mzl.la/1mRMvQj
        item = React.createElement("div", {
          className: "".concat(commonClasses, " link oui-block-list__link"),
          onClick: onClick,
          onKeyDown: this._handleOnKeyDown,
          tabIndex: "0",
          role: "button",
          ref: function ref(el) {
            _this2._itemWithOnClick = el;
          }
        }, children);
      } else if (href) {
        item = React.createElement("a", {
          href: href,
          className: "".concat(commonClasses, " oui-block-list__link display--block"),
          target: hrefTarget,
          title: hrefTitle,
          rel: hrefTarget === "_blank" && "noopener noreferrer"
        }, children);
      } else {
        item = React.createElement("div", _extends({
          className: commonClasses,
          onMouseDown: onMouseDown
        }, testSection && {
          "data-test-section": testSection + "-item"
        }), children);
      }

      return React.createElement("li", _extends({
        ref: this.ref,
        style: {
          wordBreak: "break-word"
        },
        className: className,
        "data-test-section": testSection
      }, props), item);
    }
  }]);

  return Item;
}(React.Component);

Item.propTypes = {
  /** String or JSX that appears within the component */
  children: PropTypes.node.isRequired,

  /** CSS class names. */
  className: PropTypes.string,

  /** Determines level of padding of item */
  gutters: PropTypes.oneOf(["loose", "tight"]),

  /** Boolean to set faux focus of a list item */
  hasFauxFocus: PropTypes.bool,

  /** URL to navigate to when clicking on the item */
  href: PropTypes.string,

  /** Target that the link, if provided, should open in */
  hrefTarget: PropTypes.oneOf(["_self", "_blank"]),

  /** Sets the `title` attribute on an `href` */
  hrefTitle: PropTypes.string,

  /** Disable the item */
  isDisabled: PropTypes.bool,

  /** Function that is run when clicking on the item */
  onClick: PropTypes.func,

  /** Function that is run when mouse-down event is fired on the item */
  onMouseDown: PropTypes.func,

  /** Hook for automated JavaScript tests */
  testSection: PropTypes.string
};
Item.defaultProps = {
  gutters: "loose"
};
Item.displayName = "BlockList.Item";
export default Item;