GODT-1779: Remove go-imap

internal/bridge/files.go

@@ -0,0 +1,67 @@
+package bridge
+
+import (
+	"os"
+	"path/filepath"
+)
+
+func moveDir(from, to string) error {
+	entries, err := os.ReadDir(from)
+	if err != nil {
+		return err
+	}
+
+	for _, entry := range entries {
+		if entry.IsDir() {
+			if err := os.Mkdir(filepath.Join(to, entry.Name()), 0700); err != nil {
+				return err
+			}
+
+			if err := moveDir(filepath.Join(from, entry.Name()), filepath.Join(to, entry.Name())); err != nil {
+				return err
+			}
+
+			if err := os.RemoveAll(filepath.Join(from, entry.Name())); err != nil {
+				return err
+			}
+		} else {
+			if err := move(filepath.Join(from, entry.Name()), filepath.Join(to, entry.Name())); err != nil {
+				return err
+			}
+		}
+	}
+
+	return os.Remove(from)
+}
+
+func move(from, to string) error {
+	if err := os.MkdirAll(filepath.Dir(to), 0700); err != nil {
+		return err
+	}
+
+	f, err := os.Open(from)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+
+	c, err := os.Create(to)
+	if err != nil {
+		return err
+	}
+	defer c.Close()
+
+	if err := os.Chmod(to, 0600); err != nil {
+		return err
+	}
+
+	if _, err := c.ReadFrom(f); err != nil {
+		return err
+	}
+
+	if err := os.Remove(from); err != nil {
+		return err
+	}
+
+	return nil
+}