@material-ui/core/Select/SelectInput.js

React components that implement Google's Material Design.

"use strict";

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

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

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));

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

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

var _clsx = _interopRequireDefault(require("clsx"));

var _capitalize = _interopRequireDefault(require("../utils/capitalize"));

var _utils = require("@material-ui/utils");

var _Menu = _interopRequireDefault(require("../Menu/Menu"));

var _utils2 = require("../InputBase/utils");

var _useForkRef = _interopRequireDefault(require("../utils/useForkRef"));

function areEqualValues(a, b) {
  if ((0, _typeof2.default)(b) === 'object' && b !== null) {
    return a === b;
  }

  return String(a) === String(b);
}

function isEmpty(display) {
  return display == null || typeof display === 'string' && !display.trim();
}
/**
 * @ignore - internal component.
 */


var SelectInput = _react.default.forwardRef(function SelectInput(props, ref) {
  var autoFocus = props.autoFocus,
      autoWidth = props.autoWidth,
      children = props.children,
      classes = props.classes,
      className = props.className,
      defaultValue = props.defaultValue,
      disabled = props.disabled,
      displayEmpty = props.displayEmpty,
      labelId = props.labelId,
      IconComponent = props.IconComponent,
      inputRefProp = props.inputRef,
      _props$MenuProps = props.MenuProps,
      MenuProps = _props$MenuProps === void 0 ? {} : _props$MenuProps,
      multiple = props.multiple,
      name = props.name,
      onBlur = props.onBlur,
      onChange = props.onChange,
      onClose = props.onClose,
      onFocus = props.onFocus,
      onOpen = props.onOpen,
      openProp = props.open,
      readOnly = props.readOnly,
      renderValue = props.renderValue,
      required = props.required,
      _props$SelectDisplayP = props.SelectDisplayProps,
      SelectDisplayProps = _props$SelectDisplayP === void 0 ? {} : _props$SelectDisplayP,
      tabIndexProp = props.tabIndex,
      type = props.type,
      valueProp = props.value,
      _props$variant = props.variant,
      variant = _props$variant === void 0 ? 'standard' : _props$variant,
      other = (0, _objectWithoutProperties2.default)(props, ["autoFocus", "autoWidth", "children", "classes", "className", "defaultValue", "disabled", "displayEmpty", "labelId", "IconComponent", "inputRef", "MenuProps", "multiple", "name", "onBlur", "onChange", "onClose", "onFocus", "onOpen", "open", "readOnly", "renderValue", "required", "SelectDisplayProps", "tabIndex", "type", "value", "variant"]);

  var _React$useRef = _react.default.useRef(valueProp != null),
      isControlled = _React$useRef.current;

  var _React$useState = _react.default.useState(defaultValue),
      valueState = _React$useState[0],
      setValueState = _React$useState[1];

  var value = isControlled ? valueProp : valueState;

  if (process.env.NODE_ENV !== 'production') {
    // eslint-disable-next-line react-hooks/rules-of-hooks
    _react.default.useEffect(function () {
      if (isControlled !== (valueProp != null)) {
        console.error(["Material-UI: A component is changing ".concat(isControlled ? 'a ' : 'an un', "controlled Select to be ").concat(isControlled ? 'un' : '', "controlled."), 'Elements should not switch from uncontrolled to controlled (or vice versa).', 'Decide between using a controlled or uncontrolled Select ' + 'element for the lifetime of the component.', 'More info: https://fb.me/react-controlled-components'].join('\n'));
      }
    }, [valueProp, isControlled]);
  }

  var inputRef = _react.default.useRef(null);

  var _React$useState2 = _react.default.useState(null),
      displayNode = _React$useState2[0],
      setDisplayNode = _React$useState2[1];

  var _React$useRef2 = _react.default.useRef(openProp != null),
      isOpenControlled = _React$useRef2.current;

  var _React$useState3 = _react.default.useState(),
      menuMinWidthState = _React$useState3[0],
      setMenuMinWidthState = _React$useState3[1];

  var _React$useState4 = _react.default.useState(false),
      openState = _React$useState4[0],
      setOpenState = _React$useState4[1];

  var handleRef = (0, _useForkRef.default)(ref, inputRefProp);

  _react.default.useImperativeHandle(handleRef, function () {
    return {
      focus: function focus() {
        displayNode.focus();
      },
      node: inputRef.current,
      value: value
    };
  }, [displayNode, value]);

  _react.default.useEffect(function () {
    if (autoFocus && displayNode) {
      displayNode.focus();
    }
  }, [autoFocus, displayNode]);

  var update = function update(open, event) {
    if (open) {
      if (onOpen) {
        onOpen(event);
      }
    } else {
      displayNode.focus();

      if (onClose) {
        onClose(event);
      }
    }

    if (!isOpenControlled) {
      setMenuMinWidthState(autoWidth ? null : displayNode.clientWidth);
      setOpenState(open);
    }
  };

  var handleClick = function handleClick(event) {
    update(true, event);
  };

  var handleClose = function handleClose(event) {
    update(false, event);
  };

  var handleItemClick = function handleItemClick(child) {
    return function (event) {
      if (!multiple) {
        update(false, event);
      }

      var newValue;

      if (multiple) {
        newValue = Array.isArray(value) ? (0, _toConsumableArray2.default)(value) : [];
        var itemIndex = value.indexOf(child.props.value);

        if (itemIndex === -1) {
          newValue.push(child.props.value);
        } else {
          newValue.splice(itemIndex, 1);
        }
      } else {
        newValue = child.props.value;
      }

      if (!isControlled) {
        setValueState(newValue);
      }

      if (onChange) {
        event.persist(); // Preact support, target is read only property on a native event.

        Object.defineProperty(event, 'target', {
          writable: true,
          value: {
            value: newValue,
            name: name
          }
        });
        onChange(event, child);
      }
    };
  };

  var handleKeyDown = function handleKeyDown(event) {
    if (!readOnly) {
      var validKeys = [' ', 'ArrowUp', 'ArrowDown', // The native select doesn't respond to enter on MacOS, but it's recommended by
      // https://www.w3.org/TR/wai-aria-practices/examples/listbox/listbox-collapsible.html
      'Enter'];

      if (validKeys.indexOf(event.key) !== -1) {
        event.preventDefault();
        update(true, event);
      }
    }
  };

  var open = displayNode !== null && (isOpenControlled ? openProp : openState);

  var handleBlur = function handleBlur(event) {
    // if open event.stopImmediatePropagation
    if (!open && onBlur) {
      event.persist(); // Preact support, target is read only property on a native event.

      Object.defineProperty(event, 'target', {
        writable: true,
        value: {
          value: value,
          name: name
        }
      });
      onBlur(event);
    }
  };

  delete other['aria-invalid'];
  var display;
  var displaySingle;
  var displayMultiple = [];
  var computeDisplay = false;
  var foundMatch = false; // No need to display any value if the field is empty.

  if ((0, _utils2.isFilled)({
    value: value
  }) || displayEmpty) {
    if (renderValue) {
      display = renderValue(value);
    } else {
      computeDisplay = true;
    }
  }

  var items = _react.default.Children.map(children, function (child) {
    if (!_react.default.isValidElement(child)) {
      return null;
    }

    if (process.env.NODE_ENV !== 'production') {
      if (child.type === _react.default.Fragment) {
        console.error(["Material-UI: the Select component doesn't accept a Fragment as a child.", 'Consider providing an array instead.'].join('\n'));
      }
    }

    var selected;

    if (multiple) {
      if (!Array.isArray(value)) {
        throw new Error('Material-UI: the `value` prop must be an array ' + 'when using the `Select` component with `multiple`.');
      }

      selected = value.some(function (v) {
        return areEqualValues(v, child.props.value);
      });

      if (selected && computeDisplay) {
        displayMultiple.push(child.props.children);
      }
    } else {
      selected = areEqualValues(value, child.props.value);

      if (selected && computeDisplay) {
        displaySingle = child.props.children;
      }
    }

    if (selected) {
      foundMatch = true;
    }

    return _react.default.cloneElement(child, {
      'aria-selected': selected ? 'true' : undefined,
      onClick: handleItemClick(child),
      role: 'option',
      selected: selected,
      value: undefined,
      // The value is most likely not a valid HTML attribute.
      'data-value': child.props.value // Instead, we provide it as a data attribute.

    });
  });

  if (process.env.NODE_ENV !== 'production') {
    // eslint-disable-next-line react-hooks/rules-of-hooks
    _react.default.useEffect(function () {
      if (!foundMatch && !multiple && value !== '') {
        var values = _react.default.Children.toArray(children).map(function (child) {
          return child.props.value;
        });

        console.warn(["Material-UI: you have provided an out-of-range value `".concat(value, "` for the select ").concat(name ? "(name=\"".concat(name, "\") ") : '', "component."), "Consider providing a value that matches one of the available options or ''.", "The available values are ".concat(values.filter(function (x) {
          return x != null;
        }).map(function (x) {
          return "`".concat(x, "`");
        }).join(', ') || '""', ".")].join('\n'));
      }
    }, [foundMatch, children, multiple, name, value]);
  }

  if (computeDisplay) {
    display = multiple ? displayMultiple.join(', ') : displaySingle;
  } // Avoid performing a layout computation in the render method.


  var menuMinWidth = menuMinWidthState;

  if (!autoWidth && isOpenControlled && displayNode) {
    menuMinWidth = displayNode.clientWidth;
  }

  var tabIndex;

  if (typeof tabIndexProp !== 'undefined') {
    tabIndex = tabIndexProp;
  } else {
    tabIndex = disabled ? null : 0;
  }

  var buttonId = SelectDisplayProps.id || (name ? "mui-component-select-".concat(name) : undefined);
  return _react.default.createElement(_react.default.Fragment, null, _react.default.createElement("div", (0, _extends2.default)({
    className: (0, _clsx.default)(classes.root, // TODO v5: merge root and select
    classes.select, classes.selectMenu, classes[variant], className, disabled && classes.disabled),
    ref: setDisplayNode,
    tabIndex: tabIndex,
    role: "button",
    "aria-expanded": open ? 'true' : undefined,
    "aria-labelledby": "".concat(labelId || '', " ").concat(buttonId || ''),
    "aria-haspopup": "listbox",
    onKeyDown: handleKeyDown,
    onClick: disabled || readOnly ? null : handleClick,
    onBlur: handleBlur,
    onFocus: onFocus
  }, SelectDisplayProps, {
    // The id is required for proper a11y
    id: buttonId
  }), isEmpty(display) ? // eslint-disable-next-line react/no-danger
  _react.default.createElement("span", {
    dangerouslySetInnerHTML: {
      __html: '​'
    }
  }) : display), _react.default.createElement("input", (0, _extends2.default)({
    value: Array.isArray(value) ? value.join(',') : value,
    name: name,
    ref: inputRef,
    type: "hidden",
    autoFocus: autoFocus
  }, other)), _react.default.createElement(IconComponent, {
    className: (0, _clsx.default)(classes.icon, classes["icon".concat((0, _capitalize.default)(variant))], open && classes.iconOpen)
  }), _react.default.createElement(_Menu.default, (0, _extends2.default)({
    id: "menu-".concat(name || ''),
    anchorEl: displayNode,
    open: open,
    onClose: handleClose
  }, MenuProps, {
    MenuListProps: (0, _extends2.default)({
      'aria-labelledby': labelId,
      role: 'listbox',
      disableListWrap: true
    }, MenuProps.MenuListProps),
    PaperProps: (0, _extends2.default)({}, MenuProps.PaperProps, {
      style: (0, _extends2.default)({
        minWidth: menuMinWidth
      }, MenuProps.PaperProps != null ? MenuProps.PaperProps.style : null)
    })
  }), items));
});

process.env.NODE_ENV !== "production" ? SelectInput.propTypes = {
  /**
   * @ignore
   */
  autoFocus: _propTypes.default.bool,

  /**
   * If true, the width of the popover will automatically be set according to the items inside the
   * menu, otherwise it will be at least the width of the select input.
   */
  autoWidth: _propTypes.default.bool,

  /**
   * The option elements to populate the select with.
   * Can be some `<MenuItem>` elements.
   */
  children: _propTypes.default.node,

  /**
   * Override or extend the styles applied to the component.
   * See [CSS API](#css) below for more details.
   */
  classes: _propTypes.default.object.isRequired,

  /**
   * The CSS class name of the select element.
   */
  className: _propTypes.default.string,

  /**
   * The default element value. Use when the component is not controlled.
   */
  defaultValue: _propTypes.default.any,

  /**
   * If `true`, the select will be disabled.
   */
  disabled: _propTypes.default.bool,

  /**
   * If `true`, the selected item is displayed even if its value is empty.
   */
  displayEmpty: _propTypes.default.bool,

  /**
   * The icon that displays the arrow.
   */
  IconComponent: _propTypes.default.elementType.isRequired,

  /**
   * Imperative handle implementing `{ value: T, node: HTMLElement, focus(): void }`
   * Equivalent to `ref`
   */
  inputRef: _utils.refType,

  /**
   * The idea of an element that acts as an additional label. The Select will
   * be labelled by the additional label and the selected value.
   */
  labelId: _propTypes.default.string,

  /**
   * Props applied to the [`Menu`](/api/menu/) element.
   */
  MenuProps: _propTypes.default.object,

  /**
   * If true, `value` must be an array and the menu will support multiple selections.
   */
  multiple: _propTypes.default.bool,

  /**
   * Name attribute of the `select` or hidden `input` element.
   */
  name: _propTypes.default.string,

  /**
   * @ignore
   */
  onBlur: _propTypes.default.func,

  /**
   * Callback function fired when a menu item is selected.
   *
   * @param {object} event The event source of the callback.
   * You can pull out the new value by accessing `event.target.value` (any).
   * @param {object} [child] The react element that was selected.
   */
  onChange: _propTypes.default.func,

  /**
   * Callback fired when the component requests to be closed.
   * Use in controlled mode (see open).
   *
   * @param {object} event The event source of the callback.
   */
  onClose: _propTypes.default.func,

  /**
   * @ignore
   */
  onFocus: _propTypes.default.func,

  /**
   * Callback fired when the component requests to be opened.
   * Use in controlled mode (see open).
   *
   * @param {object} event The event source of the callback.
   */
  onOpen: _propTypes.default.func,

  /**
   * Control `select` open state.
   */
  open: _propTypes.default.bool,

  /**
   * @ignore
   */
  readOnly: _propTypes.default.bool,

  /**
   * Render the selected value.
   *
   * @param {any} value The `value` provided to the component.
   * @returns {ReactNode}
   */
  renderValue: _propTypes.default.func,

  /**
   * @ignore
   */
  required: _propTypes.default.bool,

  /**
   * Props applied to the clickable div element.
   */
  SelectDisplayProps: _propTypes.default.object,

  /**
   * @ignore
   */
  tabIndex: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.string]),

  /**
   * @ignore
   */
  type: _propTypes.default.any,

  /**
   * The input value.
   */
  value: _propTypes.default.any,

  /**
   * The variant to use.
   */
  variant: _propTypes.default.oneOf(['standard', 'outlined', 'filled'])
} : void 0;
var _default = SelectInput;
exports.default = _default;