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"use strict";
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = useKeyValueMap;
var _react = _interopRequireDefault(require("react"));
/**
* Return cached Key Value map with DataNode.
* Only re-calculate when `flattenOptions` changed.
*/
function useKeyValueMap(flattenOptions) {
return _react.default.useMemo(function () {
var cacheKeyMap = new Map();
var cacheValueMap = new Map(); // Cache options by key
flattenOptions.forEach(function (dataNode) {
cacheKeyMap.set(dataNode.key, dataNode);
cacheValueMap.set(dataNode.data.value, dataNode);
});
return [cacheKeyMap, cacheValueMap];
}, [flattenOptions]);
}