text: 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; }
  
  /**
   * Copyright IBM Corp. 2016, 2018
   *
   * This source code is licensed under the Apache-2.0 license found in the
   * LICENSE file in the root directory of this source tree.
   */
  import PropTypes from 'prop-types';
  import React, { Component } from 'react';
  import classNames from 'classnames';
  import ChevronDown16 from '@carbon/icons-react/lib/chevron--down/16';
  import { settings } from 'carbon-components';
  import Copy from '../Copy';
  import CopyButton from '../CopyButton';
  import uid from '../../tools/uniqueId';
  var prefix = settings.prefix;
  
  var CodeSnippet =
  /*#__PURE__*/
  function (_Component) {
    _inherits(CodeSnippet, _Component);
  
    function CodeSnippet() {
      var _getPrototypeOf2;
  
      var _this;
  
      _classCallCheck(this, CodeSnippet);
  
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
  
      _this = _possibleConstructorReturn(this, (_getPrototypeOf2 = _getPrototypeOf(CodeSnippet)).call.apply(_getPrototypeOf2, [this].concat(args)));
  
      _defineProperty(_assertThisInitialized(_this), "state", {
        shouldShowMoreLessBtn: false,
        expandedCode: false
      });
  
      _defineProperty(_assertThisInitialized(_this), "expandCode", function () {
        _this.setState({
          expandedCode: !_this.state.expandedCode
        });
      });
  
      return _this;
    }
  
    _createClass(CodeSnippet, [{
      key: "componentDidMount",
      value: function componentDidMount() {
        if (this.codeContent) {
          if (this.codeContent.getBoundingClientRect().height > 255) {
            this.setState({
              shouldShowMoreLessBtn: true
            });
          }
        }
      }
    }, {
      key: "componentDidUpdate",
      value: function componentDidUpdate(prevProps) {
        if (this.props.children !== prevProps.children && this.codeContent) {
          if (this.codeContent.getBoundingClientRect().height > 255) {
            this.setState({
              shouldShowMoreLessBtn: true
            });
          }
        }
      }
    }, {
      key: "render",
      value: function render() {
        var _classNames,
            _this2 = this;
  
        var _this$props = this.props,
            className = _this$props.className,
            type = _this$props.type,
            children = _this$props.children,
            feedback = _this$props.feedback,
            onClick = _this$props.onClick,
            ariaLabel = _this$props.ariaLabel,
            copyLabel = _this$props.copyLabel,
            copyButtonDescription = _this$props.copyButtonDescription,
            light = _this$props.light,
            showMoreText = _this$props.showMoreText,
            showLessText = _this$props.showLessText,
            other = _objectWithoutProperties(_this$props, ["className", "type", "children", "feedback", "onClick", "ariaLabel", "copyLabel", "copyButtonDescription", "light", "showMoreText", "showLessText"]); // a unique id generated for aria-describedby
  
  
        this.uid = uid();
        var codeSnippetClasses = classNames(className, (_classNames = {}, _defineProperty(_classNames, "".concat(prefix, "--snippet"), true), _defineProperty(_classNames, "".concat(prefix, "--snippet--single"), type === 'single'), _defineProperty(_classNames, "".concat(prefix, "--snippet--multi"), type === 'multi'), _defineProperty(_classNames, "".concat(prefix, "--snippet--inline"), type === 'inline'), _defineProperty(_classNames, "".concat(prefix, "--snippet--expand"), this.state.expandedCode), _defineProperty(_classNames, "".concat(prefix, "--snippet--light"), light), _classNames));
        var expandCodeBtnText = this.state.expandedCode ? showLessText : showMoreText;
        var moreLessBtn = React.createElement("button", {
          className: "".concat(prefix, "--btn ").concat(prefix, "--btn--ghost ").concat(prefix, "--btn--sm ").concat(prefix, "--snippet-btn--expand"),
          type: "button",
          onClick: this.expandCode
        }, React.createElement("span", {
          className: "".concat(prefix, "--snippet-btn--text")
        }, expandCodeBtnText), React.createElement(ChevronDown16, {
          "aria-label": expandCodeBtnText,
          className: "".concat(prefix, "--icon-chevron--down ").concat(prefix, "--snippet__icon"),
          name: "chevron--down",
          role: "img"
        }));
        var code = React.createElement("div", {
          role: "textbox",
          tabIndex: 0,
          className: "".concat(prefix, "--snippet-container"),
          "aria-label": ariaLabel || copyLabel || 'code-snippet'
        }, React.createElement("code", null, React.createElement("pre", {
          ref: function ref(codeContent) {
            _this2.codeContent = codeContent;
          }
        }, children)));
        var copy = React.createElement(CopyButton, {
          onClick: onClick,
          feedback: feedback,
          iconDescription: copyButtonDescription
        });
  
        if (type === 'inline') {
          return React.createElement(Copy, _extends({}, other, {
            onClick: onClick,
            "aria-label": copyLabel || ariaLabel,
            "aria-describedby": this.uid,
            className: codeSnippetClasses,
            feedback: feedback
          }), React.createElement("code", {
            id: this.uid
          }, children));
        }
  
        if (type === 'single') {
          return React.createElement("div", _extends({}, other, {
            className: codeSnippetClasses
          }), code, copy);
        }
  
        if (!this.state.shouldShowMoreLessBtn && type === 'multi') {
          return React.createElement("div", _extends({}, other, {
            className: codeSnippetClasses
          }), code, copy);
        }
  
        if (this.state.shouldShowMoreLessBtn && type === 'multi') {
          return React.createElement("div", _extends({
            className: codeSnippetClasses
          }, other), code, copy, moreLessBtn);
        }
      }
    }]);
  
    return CodeSnippet;
  }(Component);
  
  _defineProperty(CodeSnippet, "propTypes", {
    /**
     * Provide the type of Code Snippet
     */
    type: PropTypes.oneOf(['single', 'inline', 'multi']),
  
    /**
     * Specify an optional className to be applied to the container node
     */
    className: PropTypes.string,
  
    /**
     * Provide the content of your CodeSnippet as a string
     */
    children: PropTypes.string,
  
    /**
     * Specify the string displayed when the snippet is copied
     */
    feedback: PropTypes.string,
  
    /**
     * Specify the description for the Copy Button
     */
    copyButtonDescription: PropTypes.string,
  
    /**
     * An optional handler to listen to the `onClick` even fired by the Copy
     * Button
     */
    onClick: PropTypes.func,
  
    /**
     * Specify a label to be read by screen readers on the containing <textbox>
     * node
     */
    copyLabel: PropTypes.string,
  
    /**
     * Specify a label to be read by screen readers on the containing <textbox>
     * node
     */
    ariaLabel: PropTypes.string,
  
    /**
     * Specify a string that is displayed when the Code Snippet text is more
     * than 15 lines
     */
    showMoreText: PropTypes.string,
  
    /**
     * Specify a string that is displayed when the Code Snippet has been
     * interacted with to show more lines
     */
    showLessText: PropTypes.string,
  
    /**
     * Specify whether you are using the light variant of the Code Snippet,
     * typically used for inline snippest to display an alternate color
     */
    light: PropTypes.bool
  });
  
  _defineProperty(CodeSnippet, "defaultProps", {
    type: 'single',
    showMoreText: 'Show more',
    showLessText: 'Show less'
  });
  
  export { CodeSnippet as default };