From e16eae1a23ea4849429d0f69f711dd58d3e12638 Mon Sep 17 00:00:00 2001
From: Ayman Bagabas <ayman.bagabas@gmail.com>
Date: Thu, 18 Dec 2025 16:37:06 -0500
Subject: [PATCH] perf(ui): dialog: preallocate slice for filterable items in
 ModelsList

---
 internal/ui/dialog/models_list.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/internal/ui/dialog/models_list.go b/internal/ui/dialog/models_list.go
index fedc33a9a6ceddbdc77ceb051952924465eb54c1..c5707f65412c7fd2d5932377d07ab5b4d42467a3 100644
--- a/internal/ui/dialog/models_list.go
+++ b/internal/ui/dialog/models_list.go
@@ -26,6 +26,15 @@ func NewModelsList(sty *styles.Styles, groups ...ModelGroup) *ModelsList {
 	return f
 }
 
+// Len returns the number of model items across all groups.
+func (f *ModelsList) Len() int {
+	n := 0
+	for _, g := range f.groups {
+		n += len(g.Items)
+	}
+	return n
+}
+
 // SetGroups sets the model groups and updates the list items.
 func (f *ModelsList) SetGroups(groups ...ModelGroup) {
 	f.groups = groups
@@ -81,7 +90,7 @@ func (f *ModelsList) VisibleItems() []list.Item {
 		return items
 	}
 
-	filterableItems := []list.FilterableItem{}
+	filterableItems := make([]list.FilterableItem, 0, f.Len())
 	for _, g := range f.groups {
 		for _, item := range g.Items {
 			filterableItems = append(filterableItems, item)