chore: custom error

internal/filesystem/read.go

@@ -22,7 +22,7 @@ func (c *CachedClient) Read(path string) ([]byte, error) {
 	ctx := context.Background()
 
 	// Try cache
-	cached, err := c.client.Do(ctx, c.client.B().Get().Key(key).Build()).AsBytes()
+	cached, err := c.cache.Do(ctx, c.cache.B().Get().Key(key).Build()).AsBytes()
 	if err == nil && len(cached) > 0 {
 		c.readHits.Add(1)
 		c.hits.Add(1)
@@ -58,7 +58,7 @@ func (c *CachedClient) Read(path string) ([]byte, error) {
 	}
 
 	// Cache
-	c.client.Do(ctx, c.client.B().Set().Key(key).Value(valkey.BinaryString(cached)).Ex(c.ttl).Build())
+	c.cache.Do(ctx, c.cache.B().Set().Key(key).Value(valkey.BinaryString(cached)).Ex(c.ttl).Build())
 
 	return data, nil
 }
@@ -67,7 +67,7 @@ func (c *CachedClient) revalidateRead(ctx context.Context) {
 	startTime := time.Now()
 	c.scanAndProcess(ctx, keyRead+"*", func(key string) error {
 		path := strings.TrimPrefix(key, keyRead)
-		cached, err := c.client.Do(ctx, c.client.B().Get().Key(key).Build()).AsBytes()
+		cached, err := c.cache.Do(ctx, c.cache.B().Get().Key(key).Build()).AsBytes()
 		if err != nil {
 			// Key might be gone or error fetching
 			return nil
@@ -76,13 +76,13 @@ func (c *CachedClient) revalidateRead(ctx context.Context) {
 		var cachedFile readFile
 		err = json.Unmarshal(cached, &cachedFile)
 		if err != nil {
-			c.client.Do(ctx, c.client.B().Del().Key(key).Build())
+			c.cache.Do(ctx, c.cache.B().Del().Key(key).Build())
 			return err
 		}
 
 		info, err := c.impl.Stat(path)
 		if err != nil {
-			c.client.Do(ctx, c.client.B().Del().Key(key).Build())
+			c.cache.Do(ctx, c.cache.B().Del().Key(key).Build())
 			return nil
 		}
 
@@ -99,9 +99,9 @@ func (c *CachedClient) revalidateRead(ctx context.Context) {
 				return err
 			}
 
-			c.client.Do(ctx, c.client.B().Set().Key(key).Value(valkey.BinaryString(newCached)).Ex(c.ttl).Build())
+			c.cache.Do(ctx, c.cache.B().Set().Key(key).Value(valkey.BinaryString(newCached)).Ex(c.ttl).Build())
 		} else {
-			c.client.Do(ctx, c.client.B().Expire().Key(key).Seconds(int64(c.ttl/time.Second)).Build())
+			c.cache.Do(ctx, c.cache.B().Expire().Key(key).Seconds(int64(c.ttl/time.Second)).Build())
 		}
 		return nil
 	})