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- import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
- import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
- import _toConsumableArray from "@babel/runtime/helpers/esm/toConsumableArray";
- import * as React from 'react';
- export var SEARCH_MARK = '__rc_cascader_search_mark__';
- var defaultFilter = function defaultFilter(search, options, _ref) {
- var _ref$label = _ref.label,
- label = _ref$label === void 0 ? '' : _ref$label;
- return options.some(function (opt) {
- return String(opt[label]).toLowerCase().includes(search.toLowerCase());
- });
- };
- var defaultRender = function defaultRender(inputValue, path, prefixCls, fieldNames) {
- return path.map(function (opt) {
- return opt[fieldNames.label];
- }).join(' / ');
- };
- var useSearchOptions = function useSearchOptions(search, options, fieldNames, prefixCls, config, enableHalfPath) {
- var _config$filter = config.filter,
- filter = _config$filter === void 0 ? defaultFilter : _config$filter,
- _config$render = config.render,
- render = _config$render === void 0 ? defaultRender : _config$render,
- _config$limit = config.limit,
- limit = _config$limit === void 0 ? 50 : _config$limit,
- sort = config.sort;
- return React.useMemo(function () {
- var filteredOptions = [];
- if (!search) {
- return [];
- }
- function dig(list, pathOptions) {
- var parentDisabled = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
- list.forEach(function (option) {
- // Perf saving when `sort` is disabled and `limit` is provided
- if (!sort && limit !== false && limit > 0 && filteredOptions.length >= limit) {
- return;
- }
- var connectedPathOptions = [].concat(_toConsumableArray(pathOptions), [option]);
- var children = option[fieldNames.children];
- var mergedDisabled = parentDisabled || option.disabled;
- // If current option is filterable
- if (
- // If is leaf option
- !children || children.length === 0 ||
- // If is changeOnSelect or multiple
- enableHalfPath) {
- if (filter(search, connectedPathOptions, {
- label: fieldNames.label
- })) {
- var _objectSpread2;
- filteredOptions.push(_objectSpread(_objectSpread({}, option), {}, (_objectSpread2 = {
- disabled: mergedDisabled
- }, _defineProperty(_objectSpread2, fieldNames.label, render(search, connectedPathOptions, prefixCls, fieldNames)), _defineProperty(_objectSpread2, SEARCH_MARK, connectedPathOptions), _defineProperty(_objectSpread2, fieldNames.children, undefined), _objectSpread2)));
- }
- }
- if (children) {
- dig(option[fieldNames.children], connectedPathOptions, mergedDisabled);
- }
- });
- }
- dig(options, []);
- // Do sort
- if (sort) {
- filteredOptions.sort(function (a, b) {
- return sort(a[SEARCH_MARK], b[SEARCH_MARK], search, fieldNames);
- });
- }
- return limit !== false && limit > 0 ? filteredOptions.slice(0, limit) : filteredOptions;
- }, [search, options, fieldNames, prefixCls, render, enableHalfPath, filter, sort, limit]);
- };
- export default useSearchOptions;
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