From 742b4d3543ed4977e2e9c578bac36cc6bcad509e Mon Sep 17 00:00:00 2001
From: Ayman Bagabas <ayman.bagabas@gmail.com>
Date: Tue, 20 Jan 2026 18:36:59 -0500
Subject: [PATCH] feat(ui): use the new UI behind a feature flag

If the environment variable CRUSH_NEW_UI is set, use the new UI implementation.
---
 internal/cmd/root.go | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/internal/cmd/root.go b/internal/cmd/root.go
index 7f31db31c17fe66783f367a60009657ee8c11e50..c46aaaaf11519d31cc92a63b0d9ccc9b8313f494 100644
--- a/internal/cmd/root.go
+++ b/internal/cmd/root.go
@@ -88,11 +88,20 @@ crush -y
 
 		// Set up the TUI.
 		var env uv.Environ = os.Environ()
-		com := common.DefaultCommon(app)
-		ui := ui.New(com)
-		ui.QueryVersion = shouldQueryTerminalVersion(env)
+
+		var model tea.Model
+		if _, ok := env.LookupEnv("CRUSH_NEW_UI"); ok {
+			com := common.DefaultCommon(app)
+			ui := ui.New(com)
+			ui.QueryVersion = shouldQueryTerminalVersion(env)
+			model = ui
+		} else {
+			ui := tui.New(app)
+			ui.QueryVersion = shouldQueryTerminalVersion(env)
+			model = ui
+		}
 		program := tea.NewProgram(
-			ui,
+			model,
 			tea.WithEnvironment(env),
 			tea.WithContext(cmd.Context()),
 			tea.WithFilter(tui.MouseEventFilter)) // Filter mouse events based on focus state