import { hasCacheProvider, registerCacheProvider } from "@suaveplan/cache";
import { StorageCache } from "../storage-cache/index.js";

declare module "@suaveplan/cache" {
    interface CacheProviderRegistry {
        storage: typeof StorageCache;
    }
}

let registered = false;

/**
 * Idempotently register `StorageCache` as the `"storage"` provider on the
 * shared `CacheFactory` registry.
 *
 * Side-effect import — running this module once is enough; repeated imports
 * are no-ops.
 */
export function registerStorageProvider(): void {
    if (registered || hasCacheProvider("storage")) {
        registered = true;
        return;
    }
    registerCacheProvider(
        "storage",
        StorageCache as unknown as Parameters<typeof registerCacheProvider>[1]
    );
    registered = true;
}

registerStorageProvider();