refactor(pwa): ♻️ remove outdated fetch strategies

src/serviceworker/src/fetch_strategy.ts

@@ -5,34 +5,6 @@ export class FetchStrategy {
 		)
 	}
 
-	static cacheFirst(
-		cache: Cache,
-		{ request, preloadResponse }: Pick<
-			FetchEvent,
-			'request' | 'preloadResponse'
-		>,
-	) {
-		const fetchRequest = async () => {
-			const response = await fetch(request)
-			if (response.ok) {
-				cache.put(request, response)
-			}
-		}
-
-		// Get navigator preload request
-		preloadResponse
-			.then((preload: Response | undefined) => {
-				if (preload?.ok) {
-					return cache.put(request, preload)
-				}
-				throw new Error()
-			})
-			// Else fetch request
-			.catch(fetchRequest)
-
-		return cache.match(request)
-	}
-
 	static fastestAndCacheRefresh(
 		cache: Cache,
 		{ request, preloadResponse }: Pick<
@@ -66,38 +38,6 @@ export class FetchStrategy {
 		return Promise.race([cachedOrError, fetchedAndCached])
 	}
 
-	static async networkFirst(
-		cache: Cache,
-		{ request, preloadResponse }: Pick<
-			FetchEvent,
-			'request' | 'preloadResponse'
-		>,
-		{ fallbackUrl, timeout }: { fallbackUrl?: string; timeout?: number },
-	) {
-		const signal = timeout ? AbortSignal.timeout(timeout) : undefined
-
-		try {
-			// Get navigator preload (see: https://developer.mozilla.org/en-US/docs/Web/API/Pick<FetchEvent, 'request' | 'preloadResponse'>/preloadResponse)
-			const preload = await getPreload(preloadResponse)
-			if (preload?.ok) {
-				cache.put(request, preload.clone())
-				return preload
-			}
-		} catch {
-			try {
-				// Else fetch request
-				const response = await fetch(request, { signal })
-				if (response.ok) {
-					cache.put(request, response.clone())
-					return response
-				}
-			} catch {
-				// Else return fallback or cached response
-				return cache.match(fallbackUrl ?? request)
-			}
-		}
-	}
-
 	static networkOnly(
 		{ request, preloadResponse }: Pick<
 			FetchEvent,
@@ -132,6 +72,7 @@ function getPreload(
 	preloadResponse: FetchEvent['preloadResponse'],
 	ac?: { signal?: AbortSignal },
 ): Promise<Response | undefined> {
+	// Get navigator preload (see: https://developer.mozilla.org/en-US/docs/Web/API/Pick<FetchEvent, 'request' | 'preloadResponse'>/preloadResponse)
 	const { promise, resolve, reject } = Promise.withResolvers<
 		Response | undefined
 	>()