42 lines
1.1 KiB
TypeScript
42 lines
1.1 KiB
TypeScript
import { createContext, useContext, useMemo } from 'react';
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import { AssetMappingCache } from './AssetMappingCache';
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interface CacheContextValue {
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assetMappingCache: AssetMappingCache;
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}
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const CacheContext = createContext<CacheContextValue | null>(null);
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export function useCacheContext() {
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const context = useContext(CacheContext);
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if (!context) {
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throw new Error('useCacheContext must be used within CacheProvider');
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}
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return context;
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}
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export function useOptionalCacheContext() {
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return useContext(CacheContext);
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}
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interface CacheProviderProps {
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children: React.ReactNode;
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}
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/**
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* Provides shared cache instances to the component tree.
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* Wrap your app or 3D viewer area with this to enable cross-navigation caching
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* (70-90% reduction in API calls on subsequent visits).
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*/
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export function CacheProvider({ children }: CacheProviderProps) {
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const cacheValue = useMemo(() => ({
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assetMappingCache: new AssetMappingCache(),
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}), []);
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return (
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<CacheContext.Provider value={cacheValue}>
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{children}
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</CacheContext.Provider>
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);
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}
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