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- import _extends from "@babel/runtime/helpers/esm/extends";
- import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
- import _toConsumableArray from "@babel/runtime/helpers/esm/toConsumableArray";
- import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
- import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
- var _excluded = ["id", "prefixCls", "fieldNames", "defaultValue", "value", "changeOnSelect", "onChange", "displayRender", "checkable", "autoClearSearchValue", "searchValue", "onSearch", "showSearch", "expandTrigger", "options", "dropdownPrefixCls", "loadData", "popupVisible", "open", "popupClassName", "dropdownClassName", "dropdownMenuColumnStyle", "dropdownStyle", "popupPlacement", "placement", "onDropdownVisibleChange", "onPopupVisibleChange", "onOpenChange", "expandIcon", "loadingIcon", "children", "dropdownMatchSelectWidth", "showCheckedStrategy", "optionRender"];
- import { BaseSelect } from 'rc-select';
- import useId from "rc-select/es/hooks/useId";
- import useEvent from "rc-util/es/hooks/useEvent";
- import useMergedState from "rc-util/es/hooks/useMergedState";
- import * as React from 'react';
- import CascaderContext from "./context";
- import useDisplayValues from "./hooks/useDisplayValues";
- import useMissingValues from "./hooks/useMissingValues";
- import useOptions from "./hooks/useOptions";
- import useSearchConfig from "./hooks/useSearchConfig";
- import useSearchOptions from "./hooks/useSearchOptions";
- import useSelect from "./hooks/useSelect";
- import useValues from "./hooks/useValues";
- import OptionList from "./OptionList";
- import Panel from "./Panel";
- import { fillFieldNames, SHOW_CHILD, SHOW_PARENT, toPathKeys, toRawValues } from "./utils/commonUtil";
- import { formatStrategyValues, toPathOptions } from "./utils/treeUtil";
- import warningProps, { warningNullOptions } from "./utils/warningPropsUtil";
- var Cascader = /*#__PURE__*/React.forwardRef(function (props, ref) {
- var id = props.id,
- _props$prefixCls = props.prefixCls,
- prefixCls = _props$prefixCls === void 0 ? 'rc-cascader' : _props$prefixCls,
- fieldNames = props.fieldNames,
- defaultValue = props.defaultValue,
- value = props.value,
- changeOnSelect = props.changeOnSelect,
- onChange = props.onChange,
- displayRender = props.displayRender,
- checkable = props.checkable,
- _props$autoClearSearc = props.autoClearSearchValue,
- autoClearSearchValue = _props$autoClearSearc === void 0 ? true : _props$autoClearSearc,
- searchValue = props.searchValue,
- onSearch = props.onSearch,
- showSearch = props.showSearch,
- expandTrigger = props.expandTrigger,
- options = props.options,
- dropdownPrefixCls = props.dropdownPrefixCls,
- loadData = props.loadData,
- popupVisible = props.popupVisible,
- open = props.open,
- popupClassName = props.popupClassName,
- dropdownClassName = props.dropdownClassName,
- dropdownMenuColumnStyle = props.dropdownMenuColumnStyle,
- customDropdownStyle = props.dropdownStyle,
- popupPlacement = props.popupPlacement,
- placement = props.placement,
- onDropdownVisibleChange = props.onDropdownVisibleChange,
- onPopupVisibleChange = props.onPopupVisibleChange,
- onOpenChange = props.onOpenChange,
- _props$expandIcon = props.expandIcon,
- expandIcon = _props$expandIcon === void 0 ? '>' : _props$expandIcon,
- loadingIcon = props.loadingIcon,
- children = props.children,
- _props$dropdownMatchS = props.dropdownMatchSelectWidth,
- dropdownMatchSelectWidth = _props$dropdownMatchS === void 0 ? false : _props$dropdownMatchS,
- _props$showCheckedStr = props.showCheckedStrategy,
- showCheckedStrategy = _props$showCheckedStr === void 0 ? SHOW_PARENT : _props$showCheckedStr,
- optionRender = props.optionRender,
- restProps = _objectWithoutProperties(props, _excluded);
- var mergedId = useId(id);
- var multiple = !!checkable;
- // =========================== Values ===========================
- var _useMergedState = useMergedState(defaultValue, {
- value: value,
- postState: toRawValues
- }),
- _useMergedState2 = _slicedToArray(_useMergedState, 2),
- rawValues = _useMergedState2[0],
- setRawValues = _useMergedState2[1];
- // ========================= FieldNames =========================
- var mergedFieldNames = React.useMemo(function () {
- return fillFieldNames(fieldNames);
- }, /* eslint-disable react-hooks/exhaustive-deps */
- [JSON.stringify(fieldNames)]
- /* eslint-enable react-hooks/exhaustive-deps */);
- // =========================== Option ===========================
- var _useOptions = useOptions(mergedFieldNames, options),
- _useOptions2 = _slicedToArray(_useOptions, 3),
- mergedOptions = _useOptions2[0],
- getPathKeyEntities = _useOptions2[1],
- getValueByKeyPath = _useOptions2[2];
- // =========================== Search ===========================
- var _useMergedState3 = useMergedState('', {
- value: searchValue,
- postState: function postState(search) {
- return search || '';
- }
- }),
- _useMergedState4 = _slicedToArray(_useMergedState3, 2),
- mergedSearchValue = _useMergedState4[0],
- setSearchValue = _useMergedState4[1];
- var onInternalSearch = function onInternalSearch(searchText, info) {
- setSearchValue(searchText);
- if (info.source !== 'blur' && onSearch) {
- onSearch(searchText);
- }
- };
- var _useSearchConfig = useSearchConfig(showSearch),
- _useSearchConfig2 = _slicedToArray(_useSearchConfig, 2),
- mergedShowSearch = _useSearchConfig2[0],
- searchConfig = _useSearchConfig2[1];
- var searchOptions = useSearchOptions(mergedSearchValue, mergedOptions, mergedFieldNames, dropdownPrefixCls || prefixCls, searchConfig, changeOnSelect || multiple);
- // =========================== Values ===========================
- var getMissingValues = useMissingValues(mergedOptions, mergedFieldNames);
- // Fill `rawValues` with checked conduction values
- var _useValues = useValues(multiple, rawValues, getPathKeyEntities, getValueByKeyPath, getMissingValues),
- _useValues2 = _slicedToArray(_useValues, 3),
- checkedValues = _useValues2[0],
- halfCheckedValues = _useValues2[1],
- missingCheckedValues = _useValues2[2];
- var deDuplicatedValues = React.useMemo(function () {
- var checkedKeys = toPathKeys(checkedValues);
- var deduplicateKeys = formatStrategyValues(checkedKeys, getPathKeyEntities, showCheckedStrategy);
- return [].concat(_toConsumableArray(missingCheckedValues), _toConsumableArray(getValueByKeyPath(deduplicateKeys)));
- }, [checkedValues, getPathKeyEntities, getValueByKeyPath, missingCheckedValues, showCheckedStrategy]);
- var displayValues = useDisplayValues(deDuplicatedValues, mergedOptions, mergedFieldNames, multiple, displayRender);
- // =========================== Change ===========================
- var triggerChange = useEvent(function (nextValues) {
- setRawValues(nextValues);
- // Save perf if no need trigger event
- if (onChange) {
- var nextRawValues = toRawValues(nextValues);
- var valueOptions = nextRawValues.map(function (valueCells) {
- return toPathOptions(valueCells, mergedOptions, mergedFieldNames).map(function (valueOpt) {
- return valueOpt.option;
- });
- });
- var triggerValues = multiple ? nextRawValues : nextRawValues[0];
- var triggerOptions = multiple ? valueOptions : valueOptions[0];
- onChange(triggerValues, triggerOptions);
- }
- });
- // =========================== Select ===========================
- var handleSelection = useSelect(multiple, triggerChange, checkedValues, halfCheckedValues, missingCheckedValues, getPathKeyEntities, getValueByKeyPath, showCheckedStrategy);
- var onInternalSelect = useEvent(function (valuePath) {
- if (!multiple || autoClearSearchValue) {
- setSearchValue('');
- }
- handleSelection(valuePath);
- });
- // Display Value change logic
- var onDisplayValuesChange = function onDisplayValuesChange(_, info) {
- if (info.type === 'clear') {
- triggerChange([]);
- return;
- }
- // Cascader do not support `add` type. Only support `remove`
- var _ref = info.values[0],
- valueCells = _ref.valueCells;
- onInternalSelect(valueCells);
- };
- // ============================ Open ============================
- var mergedOpen = open !== undefined ? open : popupVisible;
- var mergedDropdownClassName = dropdownClassName || popupClassName;
- var mergedPlacement = placement || popupPlacement;
- var onInternalDropdownVisibleChange = function onInternalDropdownVisibleChange(nextVisible) {
- onOpenChange === null || onOpenChange === void 0 || onOpenChange(nextVisible);
- onDropdownVisibleChange === null || onDropdownVisibleChange === void 0 || onDropdownVisibleChange(nextVisible);
- onPopupVisibleChange === null || onPopupVisibleChange === void 0 || onPopupVisibleChange(nextVisible);
- };
- // ========================== Warning ===========================
- if (process.env.NODE_ENV !== 'production') {
- warningProps(props);
- warningNullOptions(mergedOptions, mergedFieldNames);
- }
- // ========================== Context ===========================
- var cascaderContext = React.useMemo(function () {
- return {
- options: mergedOptions,
- fieldNames: mergedFieldNames,
- values: checkedValues,
- halfValues: halfCheckedValues,
- changeOnSelect: changeOnSelect,
- onSelect: onInternalSelect,
- checkable: checkable,
- searchOptions: searchOptions,
- dropdownPrefixCls: dropdownPrefixCls,
- loadData: loadData,
- expandTrigger: expandTrigger,
- expandIcon: expandIcon,
- loadingIcon: loadingIcon,
- dropdownMenuColumnStyle: dropdownMenuColumnStyle,
- optionRender: optionRender
- };
- }, [mergedOptions, mergedFieldNames, checkedValues, halfCheckedValues, changeOnSelect, onInternalSelect, checkable, searchOptions, dropdownPrefixCls, loadData, expandTrigger, expandIcon, loadingIcon, dropdownMenuColumnStyle, optionRender]);
- // ==============================================================
- // == Render ==
- // ==============================================================
- var emptyOptions = !(mergedSearchValue ? searchOptions : mergedOptions).length;
- var dropdownStyle =
- // Search to match width
- mergedSearchValue && searchConfig.matchInputWidth ||
- // Empty keep the width
- emptyOptions ? {} : {
- minWidth: 'auto'
- };
- return /*#__PURE__*/React.createElement(CascaderContext.Provider, {
- value: cascaderContext
- }, /*#__PURE__*/React.createElement(BaseSelect, _extends({}, restProps, {
- // MISC
- ref: ref,
- id: mergedId,
- prefixCls: prefixCls,
- autoClearSearchValue: autoClearSearchValue,
- dropdownMatchSelectWidth: dropdownMatchSelectWidth,
- dropdownStyle: _objectSpread(_objectSpread({}, dropdownStyle), customDropdownStyle)
- // Value
- ,
- displayValues: displayValues,
- onDisplayValuesChange: onDisplayValuesChange,
- mode: multiple ? 'multiple' : undefined
- // Search
- ,
- searchValue: mergedSearchValue,
- onSearch: onInternalSearch,
- showSearch: mergedShowSearch
- // Options
- ,
- OptionList: OptionList,
- emptyOptions: emptyOptions
- // Open
- ,
- open: mergedOpen,
- dropdownClassName: mergedDropdownClassName,
- placement: mergedPlacement,
- onDropdownVisibleChange: onInternalDropdownVisibleChange
- // Children
- ,
- getRawInputElement: function getRawInputElement() {
- return children;
- }
- })));
- });
- if (process.env.NODE_ENV !== 'production') {
- Cascader.displayName = 'Cascader';
- }
- Cascader.SHOW_PARENT = SHOW_PARENT;
- Cascader.SHOW_CHILD = SHOW_CHILD;
- Cascader.Panel = Panel;
- export default Cascader;
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