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57 lines
2.6 KiB
57 lines
2.6 KiB
3 years ago
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"use strict";
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exports.__esModule = true;
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exports.default = void 0;
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var _react = _interopRequireWildcard(require("react"));
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var _Context = require("./Context");
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var _Subscription = require("../utils/Subscription");
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var _useIsomorphicLayoutEffect = require("../utils/useIsomorphicLayoutEffect");
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function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
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function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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function Provider({
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store,
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context,
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children,
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serverState
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}) {
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const contextValue = (0, _react.useMemo)(() => {
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const subscription = (0, _Subscription.createSubscription)(store);
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return {
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store,
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subscription,
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getServerState: serverState ? () => serverState : undefined
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};
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}, [store, serverState]);
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const previousState = (0, _react.useMemo)(() => store.getState(), [store]);
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(0, _useIsomorphicLayoutEffect.useIsomorphicLayoutEffect)(() => {
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const {
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subscription
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} = contextValue;
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subscription.onStateChange = subscription.notifyNestedSubs;
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subscription.trySubscribe();
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if (previousState !== store.getState()) {
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subscription.notifyNestedSubs();
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}
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return () => {
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subscription.tryUnsubscribe();
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subscription.onStateChange = undefined;
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};
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}, [contextValue, previousState]);
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const Context = context || _Context.ReactReduxContext; // @ts-ignore 'AnyAction' is assignable to the constraint of type 'A', but 'A' could be instantiated with a different subtype
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return /*#__PURE__*/_react.default.createElement(Context.Provider, {
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value: contextValue
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}, children);
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}
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var _default = Provider;
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exports.default = _default;
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