{"ast":null,"code":"import _extends from \"@babel/runtime/helpers/esm/extends\";\nimport _slicedToArray from \"@babel/runtime/helpers/esm/slicedToArray\";\nimport _objectWithoutProperties from \"@babel/runtime/helpers/esm/objectWithoutProperties\";\nimport _typeof from \"@babel/runtime/helpers/esm/typeof\";\nimport { formatMuiErrorMessage as _formatMuiErrorMessage } from \"@material-ui/utils\";\nimport * as React from 'react';\nimport { isFragment } from 'react-is';\nimport PropTypes from 'prop-types';\nimport clsx from 'clsx';\nimport ownerDocument from '../utils/ownerDocument';\nimport capitalize from '../utils/capitalize';\nimport { refType } from '@material-ui/utils';\nimport Menu from '../Menu/Menu';\nimport { isFilled } from '../InputBase/utils';\nimport useForkRef from '../utils/useForkRef';\nimport useControlled from '../utils/useControlled';\n\nfunction areEqualValues(a, b) {\n if (_typeof(b) === 'object' && b !== null) {\n return a === b;\n }\n\n return String(a) === String(b);\n}\n\nfunction isEmpty(display) {\n return display == null || typeof display === 'string' && !display.trim();\n}\n/**\n * @ignore - internal component.\n */\n\n\nvar SelectInput = /*#__PURE__*/React.forwardRef(function SelectInput(props, ref) {\n var ariaLabel = props['aria-label'],\n autoFocus = props.autoFocus,\n autoWidth = props.autoWidth,\n children = props.children,\n classes = props.classes,\n className = props.className,\n defaultValue = props.defaultValue,\n disabled = props.disabled,\n displayEmpty = props.displayEmpty,\n IconComponent = props.IconComponent,\n inputRefProp = props.inputRef,\n labelId = props.labelId,\n _props$MenuProps = props.MenuProps,\n MenuProps = _props$MenuProps === void 0 ? {} : _props$MenuProps,\n multiple = props.multiple,\n name = props.name,\n onBlur = props.onBlur,\n onChange = props.onChange,\n onClose = props.onClose,\n onFocus = props.onFocus,\n onOpen = props.onOpen,\n openProp = props.open,\n readOnly = props.readOnly,\n renderValue = props.renderValue,\n _props$SelectDisplayP = props.SelectDisplayProps,\n SelectDisplayProps = _props$SelectDisplayP === void 0 ? {} : _props$SelectDisplayP,\n tabIndexProp = props.tabIndex,\n type = props.type,\n valueProp = props.value,\n _props$variant = props.variant,\n variant = _props$variant === void 0 ? 'standard' : _props$variant,\n other = _objectWithoutProperties(props, [\"aria-label\", \"autoFocus\", \"autoWidth\", \"children\", \"classes\", \"className\", \"defaultValue\", \"disabled\", \"displayEmpty\", \"IconComponent\", \"inputRef\", \"labelId\", \"MenuProps\", \"multiple\", \"name\", \"onBlur\", \"onChange\", \"onClose\", \"onFocus\", \"onOpen\", \"open\", \"readOnly\", \"renderValue\", \"SelectDisplayProps\", \"tabIndex\", \"type\", \"value\", \"variant\"]);\n\n var _useControlled = useControlled({\n controlled: valueProp,\n default: defaultValue,\n name: 'Select'\n }),\n _useControlled2 = _slicedToArray(_useControlled, 2),\n value = _useControlled2[0],\n setValue = _useControlled2[1];\n\n var inputRef = React.useRef(null);\n\n var _React$useState = React.useState(null),\n displayNode = _React$useState[0],\n setDisplayNode = _React$useState[1];\n\n var _React$useRef = React.useRef(openProp != null),\n isOpenControlled = _React$useRef.current;\n\n var _React$useState2 = React.useState(),\n menuMinWidthState = _React$useState2[0],\n setMenuMinWidthState = _React$useState2[1];\n\n var _React$useState3 = React.useState(false),\n openState = _React$useState3[0],\n setOpenState = _React$useState3[1];\n\n var handleRef = useForkRef(ref, inputRefProp);\n React.useImperativeHandle(handleRef, function () {\n return {\n focus: function focus() {\n displayNode.focus();\n },\n node: inputRef.current,\n value: value\n };\n }, [displayNode, value]);\n React.useEffect(function () {\n if (autoFocus && displayNode) {\n displayNode.focus();\n }\n }, [autoFocus, displayNode]);\n React.useEffect(function () {\n if (displayNode) {\n var label = ownerDocument(displayNode).getElementById(labelId);\n\n if (label) {\n var handler = function handler() {\n if (getSelection().isCollapsed) {\n displayNode.focus();\n }\n };\n\n label.addEventListener('click', handler);\n return function () {\n label.removeEventListener('click', handler);\n };\n }\n }\n\n return undefined;\n }, [labelId, displayNode]);\n\n var update = function update(open, event) {\n if (open) {\n if (onOpen) {\n onOpen(event);\n }\n } else if (onClose) {\n onClose(event);\n }\n\n if (!isOpenControlled) {\n setMenuMinWidthState(autoWidth ? null : displayNode.clientWidth);\n setOpenState(open);\n }\n };\n\n var handleMouseDown = function handleMouseDown(event) {\n // Ignore everything but left-click\n if (event.button !== 0) {\n return;\n } // Hijack the default focus behavior.\n\n\n event.preventDefault();\n displayNode.focus();\n update(true, event);\n };\n\n var handleClose = function handleClose(event) {\n update(false, event);\n };\n\n var childrenArray = React.Children.toArray(children); // Support autofill.\n\n var handleChange = function handleChange(event) {\n var index = childrenArray.map(function (child) {\n return child.props.value;\n }).indexOf(event.target.value);\n\n if (index === -1) {\n return;\n }\n\n var child = childrenArray[index];\n setValue(child.props.value);\n\n if (onChange) {\n onChange(event, child);\n }\n };\n\n var handleItemClick = function handleItemClick(child) {\n return function (event) {\n if (!multiple) {\n update(false, event);\n }\n\n var newValue;\n\n if (multiple) {\n newValue = Array.isArray(value) ? value.slice() : [];\n var itemIndex = value.indexOf(child.props.value);\n\n if (itemIndex === -1) {\n newValue.push(child.props.value);\n } else {\n newValue.splice(itemIndex, 1);\n }\n } else {\n newValue = child.props.value;\n }\n\n if (child.props.onClick) {\n child.props.onClick(event);\n }\n\n if (value === newValue) {\n return;\n }\n\n setValue(newValue);\n\n if (onChange) {\n event.persist(); // Preact support, target is read only property on a native event.\n\n Object.defineProperty(event, 'target', {\n writable: true,\n value: {\n value: newValue,\n name: name\n }\n });\n onChange(event, child);\n }\n };\n };\n\n var handleKeyDown = function handleKeyDown(event) {\n if (!readOnly) {\n var validKeys = [' ', 'ArrowUp', 'ArrowDown', // The native select doesn't respond to enter on MacOS, but it's recommended by\n // https://www.w3.org/TR/wai-aria-practices/examples/listbox/listbox-collapsible.html\n 'Enter'];\n\n if (validKeys.indexOf(event.key) !== -1) {\n event.preventDefault();\n update(true, event);\n }\n }\n };\n\n var open = displayNode !== null && (isOpenControlled ? openProp : openState);\n\n var handleBlur = function handleBlur(event) {\n // if open event.stopImmediatePropagation\n if (!open && onBlur) {\n event.persist(); // Preact support, target is read only property on a native event.\n\n Object.defineProperty(event, 'target', {\n writable: true,\n value: {\n value: value,\n name: name\n }\n });\n onBlur(event);\n }\n };\n\n delete other['aria-invalid'];\n var display;\n var displaySingle;\n var displayMultiple = [];\n var computeDisplay = false;\n var foundMatch = false; // No need to display any value if the field is empty.\n\n if (isFilled({\n value: value\n }) || displayEmpty) {\n if (renderValue) {\n display = renderValue(value);\n } else {\n computeDisplay = true;\n }\n }\n\n var items = childrenArray.map(function (child) {\n if (! /*#__PURE__*/React.isValidElement(child)) {\n return null;\n }\n\n if (process.env.NODE_ENV !== 'production') {\n if (isFragment(child)) {\n console.error([\"Material-UI: The Select component doesn't accept a Fragment as a child.\", 'Consider providing an array instead.'].join('\\n'));\n }\n }\n\n var selected;\n\n if (multiple) {\n if (!Array.isArray(value)) {\n throw new Error(process.env.NODE_ENV !== \"production\" ? \"Material-UI: The `value` prop must be an array when using the `Select` component with `multiple`.\" : _formatMuiErrorMessage(2));\n }\n\n selected = value.some(function (v) {\n return areEqualValues(v, child.props.value);\n });\n\n if (selected && computeDisplay) {\n displayMultiple.push(child.props.children);\n }\n } else {\n selected = areEqualValues(value, child.props.value);\n\n if (selected && computeDisplay) {\n displaySingle = child.props.children;\n }\n }\n\n if (selected) {\n foundMatch = true;\n }\n\n return /*#__PURE__*/React.cloneElement(child, {\n 'aria-selected': selected ? 'true' : undefined,\n onClick: handleItemClick(child),\n onKeyUp: function onKeyUp(event) {\n if (event.key === ' ') {\n // otherwise our MenuItems dispatches a click event\n // it's not behavior of the native