@pie-lib/math-toolbar/lib/editor-and-pad.js

Math toolbar for editing math equations

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = exports.EditorAndPad = void 0;

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

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

var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));

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

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

var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _react = _interopRequireDefault(require("react"));

var _debug = _interopRequireDefault(require("debug"));

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

var _classnames = _interopRequireDefault(require("classnames"));

var _Button = _interopRequireDefault(require("@material-ui/core/Button"));

var _styles = require("@material-ui/core/styles");

var _MenuItem = _interopRequireDefault(require("@material-ui/core/MenuItem"));

var _Select = _interopRequireDefault(require("@material-ui/core/Select"));

var _isEqual = _interopRequireDefault(require("lodash/isEqual"));

var _mathInput = require("@pie-lib/math-input");

var _renderUi = require("@pie-lib/render-ui");

var _utils = require("./utils");

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = (0, _getPrototypeOf2["default"])(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2["default"])(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2["default"])(this, result); }; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { (0, _defineProperty2["default"])(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }

var _mq$CommonMqStyles = _mathInput.mq.CommonMqStyles,
    commonMqFontStyles = _mq$CommonMqStyles.commonMqFontStyles,
    commonMqKeyboardStyles = _mq$CommonMqStyles.commonMqKeyboardStyles,
    longdivStyles = _mq$CommonMqStyles.longdivStyles,
    supsubStyles = _mq$CommonMqStyles.supsubStyles;
var log = (0, _debug["default"])('@pie-lib:math-toolbar:editor-and-pad');
var decimalRegex = /\.|,/g;

var toNodeData = function toNodeData(data) {
  if (!data) {
    return;
  }

  var type = data.type,
      value = data.value;

  if (type === 'command' || type === 'cursor') {
    return data;
  } else if (type === 'answer') {
    return _objectSpread({
      type: 'answer'
    }, data);
  } else if (value === 'clear') {
    return {
      type: 'clear'
    };
  } else {
    return {
      type: 'write',
      value: value
    };
  }
};

var EditorAndPad = /*#__PURE__*/function (_React$Component) {
  (0, _inherits2["default"])(EditorAndPad, _React$Component);

  var _super = _createSuper(EditorAndPad);

  function EditorAndPad(props) {
    var _this;

    (0, _classCallCheck2["default"])(this, EditorAndPad);
    _this = _super.call(this, props);
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "onClick", function (data) {
      var _this$props = _this.props,
          noDecimal = _this$props.noDecimal,
          noLatexHandling = _this$props.noLatexHandling,
          onChange = _this$props.onChange;
      var c = toNodeData(data);
      log('mathChange: ', c);

      if (noLatexHandling) {
        onChange(c.value);
        return;
      } // if decimals are not allowed for this response, we discard the input


      if (noDecimal && (c.value === '.' || c.value === ',')) {
        return;
      }

      if (!c) {
        return;
      }

      if (c.type === 'clear') {
        log('call clear...');

        _this.input.clear();
      } else if (c.type === 'command') {
        _this.input.command(c.value);
      } else if (c.type === 'cursor') {
        _this.input.keystroke(c.value);
      } else if (c.type === 'answer') {
        _this.input.write('%response%');
      } else {
        _this.input.write(c.value);
      }
    });
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "updateDisable", function (isEdit) {
      var maxResponseAreas = _this.props.maxResponseAreas;

      if (maxResponseAreas) {
        var shouldDisable = _this.checkResponseAreasNumber(maxResponseAreas, isEdit);

        _this.setState({
          addDisabled: shouldDisable
        });
      }
    });
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "onAnswerBlockClick", function () {
      _this.props.onAnswerBlockAdd();

      _this.onClick({
        type: 'answer'
      });

      _this.updateDisable(true);
    });
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "onEditorChange", function (latex) {
      var _this$props2 = _this.props,
          onChange = _this$props2.onChange,
          noDecimal = _this$props2.noDecimal;
      (0, _mathInput.updateSpans)();
      (0, _utils.markFractionBaseSuperscripts)();

      _this.updateDisable(true); // if no decimals are allowed and the last change is a decimal dot, discard the change


      if (noDecimal && (latex.indexOf('.') !== -1 || latex.indexOf(',') !== -1) && _this.input) {
        _this.input.clear();

        _this.input.write(latex.replace(decimalRegex, ''));

        return;
      } // eslint-disable-next-line no-useless-escape


      var regexMatch = latex.match(/[0-9]\\ \\frac\{[^\{]*\}\{ \}/);

      if (_this.input && regexMatch && regexMatch !== null && regexMatch !== void 0 && regexMatch.length) {
        try {
          _this.input.mathField.__controller.cursor.insLeftOf(_this.input.mathField.__controller.cursor.parent[-1].parent);

          _this.input.mathField.el().dispatchEvent(new KeyboardEvent('keydown', {
            keyCode: 8
          }));
        } catch (e) {
          // eslint-disable-next-line no-console
          console.error(e.toString());
        }

        return;
      }

      onChange(latex);
    });
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "onEditorTypeChange", function (evt) {
      _this.setState({
        equationEditor: evt.target.value
      });
    });
    (0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "checkResponseAreasNumber", function (maxResponseAreas, isEdit) {
      var _ref = _this.input && _this.input.props || {},
          latex = _ref.latex;

      if (latex) {
        var count = (latex.match(/answerBlock/g) || []).length;
        return isEdit ? count === maxResponseAreas - 1 : count === maxResponseAreas;
      }

      return false;
    });
    _this.state = {
      equationEditor: 'item-authoring',
      addDisabled: false
    };
    return _this;
  }

  (0, _createClass2["default"])(EditorAndPad, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      if (this.input && this.props.autoFocus) {
        this.input.focus();
      }
    }
  }, {
    key: "shouldComponentUpdate",
    value:
    /** Only render if the mathquill instance's latex is different
     * or the keypad state changed from one state to the other (shown / hidden) */
    function shouldComponentUpdate(nextProps, nextState) {
      var inputIsDifferent = this.input.mathField.latex() !== nextProps.latex;
      log('[shouldComponentUpdate] ', 'inputIsDifferent: ', inputIsDifferent);

      if (!(0, _isEqual["default"])(this.props.error, nextProps.error)) {
        return true;
      }

      if (!inputIsDifferent && this.props.keypadMode !== nextProps.keypadMode) {
        return true;
      }

      if (!inputIsDifferent && this.props.noDecimal !== nextProps.noDecimal) {
        return true;
      }

      if (!inputIsDifferent && this.state.equationEditor !== nextState.equationEditor) {
        return true;
      }

      if (!inputIsDifferent && this.props.controlledKeypad) {
        return this.props.showKeypad !== nextProps.showKeypad;
      }

      return inputIsDifferent;
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      var _this$props3 = this.props,
          classNames = _this$props3.classNames,
          keypadMode = _this$props3.keypadMode,
          allowAnswerBlock = _this$props3.allowAnswerBlock,
          additionalKeys = _this$props3.additionalKeys,
          controlledKeypad = _this$props3.controlledKeypad,
          controlledKeypadMode = _this$props3.controlledKeypadMode,
          showKeypad = _this$props3.showKeypad,
          setKeypadInteraction = _this$props3.setKeypadInteraction,
          noDecimal = _this$props3.noDecimal,
          hideInput = _this$props3.hideInput,
          layoutForKeyPad = _this$props3.layoutForKeyPad,
          latex = _this$props3.latex,
          _onFocus = _this$props3.onFocus,
          _onBlur = _this$props3.onBlur,
          classes = _this$props3.classes,
          error = _this$props3.error;
      var shouldShowKeypad = !controlledKeypad || controlledKeypad && showKeypad;
      var addDisabled = this.state.addDisabled;
      log('[render]', latex);
      return /*#__PURE__*/_react["default"].createElement("div", {
        className: (0, _classnames["default"])(classes.mathToolbar, classNames.mathToolbar)
      }, /*#__PURE__*/_react["default"].createElement("div", {
        className: (0, _classnames["default"])(classes.inputAndTypeContainer, (0, _defineProperty2["default"])({}, classes.hide, hideInput))
      }, controlledKeypadMode && /*#__PURE__*/_react["default"].createElement(_renderUi.InputContainer, {
        label: "Equation Editor",
        className: classes.selectContainer
      }, /*#__PURE__*/_react["default"].createElement(_Select["default"], {
        className: classes.select,
        onChange: this.onEditorTypeChange,
        value: this.state.equationEditor
      }, /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: "non-negative-integers"
      }, "Numeric - Non-Negative Integers"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: "integers"
      }, "Numeric - Integers"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: "decimals"
      }, "Numeric - Decimals"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: "fractions"
      }, "Numeric - Fractions"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 1
      }, "Grade 1 - 2"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 3
      }, "Grade 3 - 5"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 6
      }, "Grade 6 - 7"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 8
      }, "Grade 8 - HS"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 'geometry'
      }, "Geometry"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 'advanced-algebra'
      }, "Advanced Algebra"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 'statistics'
      }, "Statistics"), /*#__PURE__*/_react["default"].createElement(_MenuItem["default"], {
        value: 'item-authoring'
      }, "Item Authoring"))), /*#__PURE__*/_react["default"].createElement("div", {
        className: (0, _classnames["default"])(classes.inputContainer, error ? classes.error : '')
      }, /*#__PURE__*/_react["default"].createElement(_mathInput.mq.Input, {
        onFocus: function onFocus() {
          _onFocus && _onFocus();

          _this2.updateDisable(false);
        },
        onBlur: function onBlur(event) {
          _this2.updateDisable(false);

          _onBlur && _onBlur(event);
        },
        className: (0, _classnames["default"])(classes.mathEditor, classNames.editor, !controlledKeypadMode ? classes.longMathEditor : ''),
        innerRef: function innerRef(r) {
          return _this2.input = r;
        },
        latex: latex,
        onChange: this.onEditorChange
      }))), allowAnswerBlock && /*#__PURE__*/_react["default"].createElement(_Button["default"], {
        className: classes.addAnswerBlockButton,
        type: "primary",
        style: {
          bottom: shouldShowKeypad ? '320px' : '20px'
        },
        onClick: this.onAnswerBlockClick,
        disabled: addDisabled
      }, "+ Response Area"), /*#__PURE__*/_react["default"].createElement("hr", {
        className: classes.hr
      }), shouldShowKeypad && /*#__PURE__*/_react["default"].createElement(_mathInput.HorizontalKeypad, {
        className: (0, _classnames["default"])(classes[keypadMode], classes.keyboard),
        controlledKeypadMode: controlledKeypadMode,
        layoutForKeyPad: layoutForKeyPad,
        additionalKeys: additionalKeys,
        mode: controlledKeypadMode ? this.state.equationEditor : keypadMode,
        onClick: this.onClick,
        noDecimal: noDecimal,
        setKeypadInteraction: setKeypadInteraction
      }));
    }
  }]);
  return EditorAndPad;
}(_react["default"].Component);

exports.EditorAndPad = EditorAndPad;
(0, _defineProperty2["default"])(EditorAndPad, "propTypes", {
  classNames: _propTypes["default"].object,
  keypadMode: _propTypes["default"].oneOfType([_propTypes["default"].string, _propTypes["default"].number]),
  autoFocus: _propTypes["default"].bool,
  allowAnswerBlock: _propTypes["default"].bool,
  showKeypad: _propTypes["default"].bool,
  controlledKeypad: _propTypes["default"].bool,
  controlledKeypadMode: _propTypes["default"].bool,
  error: _propTypes["default"].string,
  noDecimal: _propTypes["default"].bool,
  hideInput: _propTypes["default"].bool,
  noLatexHandling: _propTypes["default"].bool,
  layoutForKeyPad: _propTypes["default"].object,
  maxResponseAreas: _propTypes["default"].number,
  additionalKeys: _propTypes["default"].array,
  latex: _propTypes["default"].string.isRequired,
  onAnswerBlockAdd: _propTypes["default"].func,
  onFocus: _propTypes["default"].func,
  onBlur: _propTypes["default"].func,
  onChange: _propTypes["default"].func.isRequired,
  classes: _propTypes["default"].object,
  setKeypadInteraction: _propTypes["default"].func
});

var styles = function styles(theme) {
  return {
    inputAndTypeContainer: {
      display: 'flex',
      alignItems: 'center',
      '& .mq-editable-field .mq-cursor': {
        top: '-4px'
      },
      '& .mq-math-mode .mq-selection, .mq-editable-field .mq-selection': {
        paddingTop: '18px'
      },
      '& .mq-math-mode .mq-overarrow': {
        fontFamily: 'Roboto, Helvetica, Arial, sans-serif !important'
      },
      '& .mq-math-mode .mq-overline .mq-overline-inner': {
        paddingTop: '0.4em !important'
      },
      '& .mq-overarrow.mq-arrow-both': {
        minWidth: '1.23em',
        '& *': {
          lineHeight: '1 !important'
        },
        '&:before': {
          top: '-0.45em',
          left: '-1px'
        },
        '&:after': {
          position: 'absolute !important',
          top: '0px !important',
          right: '-2px'
        },
        '&.mq-empty:after': {
          top: '-0.45em'
        }
      },
      '& .mq-overarrow.mq-arrow-right': {
        '&:before': {
          top: '-0.4em',
          right: '-1px'
        }
      },
      '& *': _objectSpread(_objectSpread(_objectSpread(_objectSpread({}, commonMqFontStyles), supsubStyles), longdivStyles), {}, {
        '& .mq-math-mode .mq-sqrt-prefix': {
          verticalAlign: 'baseline !important',
          top: '1px !important',
          left: '-0.1em !important'
        },
        '& .mq-math-mode .mq-overarc ': {
          paddingTop: '0.45em !important'
        },
        '& .mq-math-mode .mq-empty': {
          padding: '9px 1px !important'
        },
        '& .mq-math-mode .mq-root-block': {
          paddingTop: '10px'
        },
        '& .mq-scaled .mq-sqrt-prefix': {
          top: '0 !important'
        },
        '& .mq-math-mode .mq-longdiv .mq-longdiv-inner': {
          marginLeft: '4px !important',
          paddingTop: '6px !important',
          paddingLeft: '6px !important'
        },
        '& .mq-math-mode .mq-paren': {
          verticalAlign: 'top !important',
          padding: '1px 0.1em !important'
        },
        '& .mq-math-mode .mq-sqrt-stem': {
          borderTop: '0.07em solid',
          marginLeft: '-1.5px',
          marginTop: '-2px !important',
          paddingTop: '5px !important'
        },
        '& .mq-math-mode .mq-denominator': {
          marginTop: '-5px !important',
          padding: '0.5em 0.1em 0.1em !important'
        },
        '& .mq-math-mode .mq-numerator, .mq-math-mode .mq-over': {
          padding: '0 0.1em !important',
          paddingBottom: '0 !important',
          marginBottom: '-2px'
        }
      }),
      '& span[data-prime="true"]': {
        fontFamily: 'Roboto, Helvetica, Arial, sans-serif !important'
      }
    },
    hide: {
      display: 'none'
    },
    selectContainer: {
      flex: 'initial',
      width: '25%',
      minWidth: '100px',
      marginLeft: '15px',
      marginTop: '5px',
      marginBottom: '5px',
      marginRight: '5px',
      '& label': {
        fontFamily: 'Roboto, Helvetica, Arial, sans-serif !important'
      },
      '& div': {
        fontFamily: 'Roboto, Helvetica, Arial, sans-serif !important'
      }
    },
    mathEditor: {
      maxWidth: '400px',
      color: _renderUi.color.text(),
      backgroundColor: _renderUi.color.background(),
      padding: '2px'
    },
    longMathEditor: {
      maxWidth: '500px'
    },
    addAnswerBlockButton: {
      position: 'absolute',
      right: '12px',
      border: '1px solid lightgrey'
    },
    hr: {
      padding: 0,
      margin: 0,
      height: '1px',
      border: 'none',
      borderBottom: "solid 1px ".concat(theme.palette.primary.main)
    },
    mathToolbar: {
      zIndex: 9,
      position: 'relative',
      textAlign: 'center',
      width: 'auto',
      '& > .mq-math-mode': {
        border: 'solid 1px lightgrey'
      },
      '& > .mq-focused': {
        outline: 'none',
        boxShadow: 'none',
        border: "dotted 1px ".concat(theme.palette.primary.main),
        borderRadius: '0px'
      },
      '& .mq-overarrow-inner': {
        border: 'none !important',
        paddingTop: '0 !important'
      },
      '& .mq-overarrow-inner-right': {
        display: 'none !important'
      },
      '& .mq-overarrow-inner-left': {
        display: 'none !important'
      },
      '& .mq-longdiv-inner': {
        borderTop: '1px solid !important',
        paddingTop: '1.5px !important'
      },
      '& .mq-overarrow.mq-arrow-both': {
        top: '7.8px',
        marginTop: '0px',
        minWidth: '1.23em'
      },
      '& .mq-parallelogram': {
        lineHeight: 0.85
      }
    },
    inputContainer: {
      minWidth: '500px',
      maxWidth: '900px',
      minHeight: '30px',
      width: '100%',
      display: 'flex',
      marginTop: theme.spacing.unit,
      marginBottom: theme.spacing.unit,
      '& .mq-sqrt-prefix .mq-scaled': {
        verticalAlign: 'middle !important'
      }
    },
    error: {
      border: '2px solid red'
    },
    keyboard: commonMqKeyboardStyles,
    language: {
      '& *': {
        fontFamily: 'Roboto, Helvetica, Arial, sans-serif !important'
      }
    }
  };
};

var _default = (0, _styles.withStyles)(styles)(EditorAndPad);

exports["default"] = _default;
//# sourceMappingURL=editor-and-pad.js.map