@rc-component/tree-select/lib/hooks/useCache.js

tree-select ui component for react

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var React = _interopRequireWildcard(require("react"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
/**
 * This function will try to call requestIdleCallback if available to save performance.
 * No need `getLabel` here since already fetch on `rawLabeledValue`.
 */
var _default = values => {
  const cacheRef = React.useRef({
    valueLabels: new Map()
  });
  return React.useMemo(() => {
    const {
      valueLabels
    } = cacheRef.current;
    const valueLabelsCache = new Map();
    const filledValues = values.map(item => {
      const {
        value,
        label
      } = item;
      const mergedLabel = label ?? valueLabels.get(value);

      // Save in cache
      valueLabelsCache.set(value, mergedLabel);
      return {
        ...item,
        label: mergedLabel
      };
    });
    cacheRef.current.valueLabels = valueLabelsCache;
    return [filledValues];
  }, [values]);
};
exports.default = _default;