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