prefetch complete

internal/repomaint/repomaint.go

@@ -3,6 +3,7 @@ package repomaint
 import (
 	"log/slog"
 	"os"
+	"path/filepath"
 
 	"github.com/ewpt3ch/pkgstash/internal/cache"
 )
@@ -42,16 +43,34 @@ func (r *RepoSync) Sync() error {
 	for _, repo := range r.repos {
 		// create map of pkgname to filenames from current db
 		cachedPkgs, err := r.buildMap(repo)
-		slog.Warn("failed to read current db", "err", err)
+		if err != nil {
+			slog.Warn("failed to read current db", "err", err)
+			return err
+		}
 
 		// call cache db fetch
 		if err := r.c.FetchDB(); err != nil {
 			return err
 		}
 
-	}
-	// compare and fetch
+		// pkgsToUpdate slice contains relative paths like
+		// <repo>/os/<arch>/filename
+		pkgsToUpdate, err := r.updatablePkgs(repo, cachedPkgs)
+		if err != nil {
+			slog.Warn("failed to get updatable pkgs list", "err", err)
+			return err
+		}
 
-	// call cache cleanup
+		for _, fileName := range pkgsToUpdate {
+			path := filepath.Join(repo, repoArch, fileName)
+			_, err := r.c.Fetch(path)
+			if err != nil {
+				slog.Warn("failed to update pkg", "pkg", fileName, "err", err)
+			}
+
+		}
+
+		// call cache cleanup
+	}
 	return nil
 }