first commit

frontend/node_modules/antd/lib/table/hooks/useLazyKVMap.js

@@ -0,0 +1,36 @@
+"use strict";
+
+var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var React = _interopRequireWildcard(require("react"));
+const useLazyKVMap = (data, childrenColumnName, getRowKey) => {
+  const mapCacheRef = React.useRef({});
+  function getRecordByKey(key) {
+    var _a;
+    if (!mapCacheRef.current || mapCacheRef.current.data !== data || mapCacheRef.current.childrenColumnName !== childrenColumnName || mapCacheRef.current.getRowKey !== getRowKey) {
+      const kvMap = new Map();
+      function dig(records) {
+        records.forEach((record, index) => {
+          const rowKey = getRowKey(record, index);
+          kvMap.set(rowKey, record);
+          if (record && typeof record === 'object' && childrenColumnName in record) {
+            dig(record[childrenColumnName] || []);
+          }
+        });
+      }
+      dig(data);
+      mapCacheRef.current = {
+        data,
+        childrenColumnName,
+        kvMap,
+        getRowKey
+      };
+    }
+    return (_a = mapCacheRef.current.kvMap) === null || _a === void 0 ? void 0 : _a.get(key);
+  }
+  return [getRecordByKey];
+};
+var _default = exports.default = useLazyKVMap;