refactor(dbfs): share navigator Capabilities skeleton via baseNavigatorProps

Four navigators built the same NavigatorProps literal with only the
capability set and search-option narrowing differing. baseNavigatorProps
holds the shared shape; each navigator adjusts search options on top.

Authored By: TDvorak <info@tdvorak.dev>

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

pkg/filemanager/fs/dbfs/my_navigator.go

@@ -134,12 +134,7 @@ func (n *myNavigator) walkNext(ctx context.Context, root *File, next string, isL
 }
 
 func (n *myNavigator) Capabilities(isSearching bool) *fs.NavigatorProps {
-	res := &fs.NavigatorProps{
-		Capability:            myNavigatorCapability,
-		OrderDirectionOptions: fullOrderDirectionOption,
-		OrderByOptions:        fullOrderByOption,
-		MaxPageSize:           n.config.MaxPageSize,
-	}
+	res := baseNavigatorProps(myNavigatorCapability, n.config.MaxPageSize)
 	if isSearching {
 		res.OrderByOptions = nil
 		res.OrderDirectionOptions = nil

pkg/filemanager/fs/dbfs/navigator.go

@@ -58,6 +58,17 @@ var (
 	fullOrderDirectionOption   = []string{"asc", "desc"}
 )
 
+// baseNavigatorProps builds the shared NavigatorProps skeleton; navigators
+// adjust search options on top.
+func baseNavigatorProps(capability *boolset.BooleanSet, maxPageSize int) *fs.NavigatorProps {
+	return &fs.NavigatorProps{
+		Capability:            capability,
+		OrderDirectionOptions: fullOrderDirectionOption,
+		OrderByOptions:        fullOrderByOption,
+		MaxPageSize:           maxPageSize,
+	}
+}
+
 type (
 	// Navigator is a navigator for database file system.
 	Navigator interface {

pkg/filemanager/fs/dbfs/share_navigator.go

@@ -278,12 +278,7 @@ func (n *shareNavigator) latestSharedSingleFile(ctx context.Context) (*File, err
 }
 
 func (n *shareNavigator) Capabilities(isSearching bool) *fs.NavigatorProps {
-	res := &fs.NavigatorProps{
-		Capability:            shareNavigatorCapability,
-		OrderDirectionOptions: fullOrderDirectionOption,
-		OrderByOptions:        fullOrderByOption,
-		MaxPageSize:           n.config.MaxPageSize,
-	}
+	res := baseNavigatorProps(shareNavigatorCapability, n.config.MaxPageSize)
 
 	// Once the share is resolved, narrow capabilities to what its props grant.
 	// This set is stamped onto resolved files and consulted by writePermitted.

pkg/filemanager/fs/dbfs/sharewithme_navigator.go

@@ -101,13 +101,7 @@ func (t *sharedWithMeNavigator) Children(ctx context.Context, parent *File, args
 }
 
 func (t *sharedWithMeNavigator) Capabilities(isSearching bool) *fs.NavigatorProps {
-	res := &fs.NavigatorProps{
-		Capability:            sharedWithMeNavigatorCapability,
-		OrderDirectionOptions: fullOrderDirectionOption,
-		OrderByOptions:        fullOrderByOption,
-		MaxPageSize:           t.config.MaxPageSize,
-	}
-
+	res := baseNavigatorProps(sharedWithMeNavigatorCapability, t.config.MaxPageSize)
 	if isSearching {
 		res.OrderByOptions = searchLimitedOrderByOption
 	}

pkg/filemanager/fs/dbfs/trash_navigator.go

@@ -116,13 +116,7 @@ func (t *trashNavigator) Children(ctx context.Context, parent *File, args *ListA
 }
 
 func (t *trashNavigator) Capabilities(isSearching bool) *fs.NavigatorProps {
-	res := &fs.NavigatorProps{
-		Capability:            trashNavigatorCapability,
-		OrderDirectionOptions: fullOrderDirectionOption,
-		OrderByOptions:        fullOrderByOption,
-		MaxPageSize:           t.config.MaxPageSize,
-	}
-
+	res := baseNavigatorProps(trashNavigatorCapability, t.config.MaxPageSize)
 	if isSearching {
 		res.OrderByOptions = searchLimitedOrderByOption
 	}