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import type { SearchParams } from '../../server/request/search-params'
import { wellKnownProperties } from '../../shared/lib/utils/reflect-utils'
interface CacheLifetime {}
const CachedSearchParams = new WeakMap<CacheLifetime, Promise<SearchParams>>()
function makeUntrackedExoticSearchParams(
underlyingSearchParams: SearchParams
): Promise<SearchParams> {
const cachedSearchParams = CachedSearchParams.get(underlyingSearchParams)
if (cachedSearchParams) {
return cachedSearchParams
}
// We don't use makeResolvedReactPromise here because searchParams
// supports copying with spread and we don't want to unnecessarily
// instrument the promise with spreadable properties of ReactPromise.
const promise = Promise.resolve(underlyingSearchParams)
CachedSearchParams.set(underlyingSearchParams, promise)
Object.keys(underlyingSearchParams).forEach((prop) => {
if (wellKnownProperties.has(prop)) {
// These properties cannot be shadowed because they need to be the
// true underlying value for Promises to work correctly at runtime
} else {
;(promise as any)[prop] = underlyingSearchParams[prop]
}
})
return promise
}
function makeUntrackedSearchParams(
underlyingSearchParams: SearchParams
): Promise<SearchParams> {
const cachedSearchParams = CachedSearchParams.get(underlyingSearchParams)
if (cachedSearchParams) {
return cachedSearchParams
}
const promise = Promise.resolve(underlyingSearchParams)
CachedSearchParams.set(underlyingSearchParams, promise)
return promise
}
export function createRenderSearchParamsFromClient(
underlyingSearchParams: SearchParams
): Promise<SearchParams> {
if (process.env.__NEXT_CACHE_COMPONENTS) {
return makeUntrackedSearchParams(underlyingSearchParams)
}
return makeUntrackedExoticSearchParams(underlyingSearchParams)
}
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