create_map test ready

internal/repomaint/repomaint.go

@@ -0,0 +1,43 @@
+package repomaint
+
+import (
+	"os"
+
+	"github.com/ewpt3ch/pkgstash/internal/cache"
+)
+
+type CacheClient interface {
+	FetchDB() error
+	Fetch(relpath string) (*cache.CacheFile, error)
+}
+
+type RepoSync struct {
+	c     CacheClient
+	root  *os.Root
+	repos []string
+}
+
+func NewRepoSync(c CacheClient, path string, repos []string) (*RepoSync, error) {
+	root, err := os.OpenRoot(path)
+	if err != nil {
+		return nil, err
+	}
+	rs := RepoSync{
+		c:     c,
+		root:  root,
+		repos: repos,
+	}
+	return &rs, nil
+}
+
+func (r *RepoSync) Sync() error {
+	// create map of pkgname to filenames from current db
+	// call cache db fetch
+	if err := r.c.FetchDB(); err != nil {
+		return err
+	}
+	// create map from pkgnames in new db
+	// compare and fetch
+	// call cache cleanup
+	return nil
+}