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frontend/node_modules/antd/es/table/hooks/useLazyKVMap.js
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29
frontend/node_modules/antd/es/table/hooks/useLazyKVMap.js
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import * as React from 'react';
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const useLazyKVMap = (data, childrenColumnName, getRowKey) => {
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const mapCacheRef = React.useRef({});
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function getRecordByKey(key) {
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var _a;
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if (!mapCacheRef.current || mapCacheRef.current.data !== data || mapCacheRef.current.childrenColumnName !== childrenColumnName || mapCacheRef.current.getRowKey !== getRowKey) {
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const kvMap = new Map();
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function dig(records) {
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records.forEach((record, index) => {
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const rowKey = getRowKey(record, index);
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kvMap.set(rowKey, record);
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if (record && typeof record === 'object' && childrenColumnName in record) {
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dig(record[childrenColumnName] || []);
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}
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});
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}
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dig(data);
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mapCacheRef.current = {
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data,
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childrenColumnName,
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kvMap,
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getRowKey
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};
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}
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return (_a = mapCacheRef.current.kvMap) === null || _a === void 0 ? void 0 : _a.get(key);
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}
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return [getRecordByKey];
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};
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export default useLazyKVMap;
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