dipal-x-tree/node/internals/hooks/useInstanceEventHandler.js
2024-06-21 19:49:13 +03:00

87 lines
4.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.createUseInstanceEventHandler = createUseInstanceEventHandler;
exports.useInstanceEventHandler = exports.unstable_resetCleanupTracking = void 0;
var React = _interopRequireWildcard(require("react"));
var _TimerBasedCleanupTracking = require("../utils/cleanupTracking/TimerBasedCleanupTracking");
var _FinalizationRegistryBasedCleanupTracking = require("../utils/cleanupTracking/FinalizationRegistryBasedCleanupTracking");
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; }
// We use class to make it easier to detect in heap snapshots by name
class ObjectToBeRetainedByReact {}
// Based on https://github.com/Bnaya/use-dispose-uncommitted/blob/main/src/finalization-registry-based-impl.ts
// Check https://github.com/facebook/react/issues/15317 to get more information
function createUseInstanceEventHandler(registryContainer) {
let cleanupTokensCounter = 0;
return function useInstanceEventHandler(instance, eventName, handler) {
if (registryContainer.registry === null) {
registryContainer.registry = typeof FinalizationRegistry !== 'undefined' ? new _FinalizationRegistryBasedCleanupTracking.FinalizationRegistryBasedCleanupTracking() : new _TimerBasedCleanupTracking.TimerBasedCleanupTracking();
}
const [objectRetainedByReact] = React.useState(new ObjectToBeRetainedByReact());
const subscription = React.useRef(null);
const handlerRef = React.useRef();
handlerRef.current = handler;
const cleanupTokenRef = React.useRef(null);
if (!subscription.current && handlerRef.current) {
const enhancedHandler = (params, event) => {
if (!event.defaultMuiPrevented) {
handlerRef.current?.(params, event);
}
};
subscription.current = instance.$$subscribeEvent(eventName, enhancedHandler);
cleanupTokensCounter += 1;
cleanupTokenRef.current = {
cleanupToken: cleanupTokensCounter
};
registryContainer.registry.register(objectRetainedByReact,
// The callback below will be called once this reference stops being retained
() => {
subscription.current?.();
subscription.current = null;
cleanupTokenRef.current = null;
}, cleanupTokenRef.current);
} else if (!handlerRef.current && subscription.current) {
subscription.current();
subscription.current = null;
if (cleanupTokenRef.current) {
registryContainer.registry.unregister(cleanupTokenRef.current);
cleanupTokenRef.current = null;
}
}
React.useEffect(() => {
if (!subscription.current && handlerRef.current) {
const enhancedHandler = (params, event) => {
if (!event.defaultMuiPrevented) {
handlerRef.current?.(params, event);
}
};
subscription.current = instance.$$subscribeEvent(eventName, enhancedHandler);
}
if (cleanupTokenRef.current && registryContainer.registry) {
// If the effect was called, it means that this render was committed
// so we can trust the cleanup function to remove the listener.
registryContainer.registry.unregister(cleanupTokenRef.current);
cleanupTokenRef.current = null;
}
return () => {
subscription.current?.();
subscription.current = null;
};
}, [instance, eventName]);
};
}
const registryContainer = {
registry: null
};
// eslint-disable-next-line @typescript-eslint/naming-convention
const unstable_resetCleanupTracking = () => {
registryContainer.registry?.reset();
registryContainer.registry = null;
};
exports.unstable_resetCleanupTracking = unstable_resetCleanupTracking;
const useInstanceEventHandler = exports.useInstanceEventHandler = createUseInstanceEventHandler(registryContainer);