wix-style-react/dist/src/Highlighter/HighlightedItem.js

wix-style-react

'use strict';

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

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 _class, _temp;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _WixComponent2 = require('../BaseComponents/WixComponent');

var _WixComponent3 = _interopRequireDefault(_WixComponent2);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _escapeRegExp = require('lodash/escapeRegExp');

var _escapeRegExp2 = _interopRequireDefault(_escapeRegExp);

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

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 HighlightedItem = (_temp = _class = function (_WixComponent) {
  _inherits(HighlightedItem, _WixComponent);

  function HighlightedItem() {
    _classCallCheck(this, HighlightedItem);

    return _possibleConstructorReturn(this, (HighlightedItem.__proto__ || Object.getPrototypeOf(HighlightedItem)).apply(this, arguments));
  }

  _createClass(HighlightedItem, [{
    key: 'renderElement',
    value: function renderElement() {
      var _props = this.props,
          children = _props.children,
          match = _props.match;


      if (match) {
        var matchRegExp = this.getMatchRegExp();

        return this.highlightChildren(children, matchRegExp);
      }

      return children;
    }
  }, {
    key: 'getMatchRegExp',
    value: function getMatchRegExp() {
      var _props2 = this.props,
          match = _props2.match,
          caseSensitive = _props2.caseSensitive;

      return new RegExp((0, _escapeRegExp2.default)(match), caseSensitive ? '' : 'i');
    }
  }, {
    key: 'getMatchBoundaries',
    value: function getMatchBoundaries(subject, matchRegExp) {
      var matches = matchRegExp.exec(subject);

      if (matches) {
        return {
          first: matches.index,
          last: matches.index + matches[0].length
        };
      }
    }
  }, {
    key: 'getMatchReactKey',
    value: function getMatchReactKey(index) {
      return 'match-index-' + index;
    }
  }, {
    key: 'highlightChildren',
    value: function highlightChildren(children, matchRegExp) {
      var processedChildren = [];
      var matchIndex = 0;

      while (children) {
        if (!matchRegExp.test(children)) {
          processedChildren.push(this.renderPlain(children, this.getMatchReactKey(matchIndex++)));
          return processedChildren;
        }

        var boundaries = this.getMatchBoundaries(children, matchRegExp);
        var nonMatch = children.slice(0, boundaries.first);

        if (nonMatch) {
          processedChildren.push(this.renderPlain(nonMatch, this.getMatchReactKey(matchIndex++)));
        }

        var match = children.slice(boundaries.first, boundaries.last);

        if (match) {
          processedChildren.push(this.renderHighlight(match, this.getMatchReactKey(matchIndex++)));
        }

        children = children.slice(boundaries.last);
      }

      return processedChildren;
    }
  }, {
    key: 'renderPlain',
    value: function renderPlain(plainString, key) {
      return _react2.default.createElement(
        'span',
        { key: key },
        plainString
      );
    }
  }, {
    key: 'renderHighlight',
    value: function renderHighlight(matchString, key) {
      return _react2.default.createElement('strong', { key: key }, matchString);
    }
  }, {
    key: 'render',
    value: function render() {
      return _react2.default.createElement(
        'span',
        null,
        this.renderElement()
      );
    }
  }]);

  return HighlightedItem;
}(_WixComponent3.default), _class.propTypes = {
  match: _propTypes2.default.string,
  caseSensitive: _propTypes2.default.bool
}, _temp);
exports.default = HighlightedItem;