From c2c61cdd5b9f5b0545253e36d1663f2c19cff16e Mon Sep 17 00:00:00 2001
From: Hamidreza Ghavami <70919649+hamid-gh98@users.noreply.github.com>
Date: Sun, 14 May 2023 01:42:08 +0430
Subject: [PATCH] Add Redirect Middleware for Router

---
 web/web.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/web/web.go b/web/web.go
index 6304d327..849e4beb 100644
--- a/web/web.go
+++ b/web/web.go
@@ -147,6 +147,27 @@ func (s *Server) getHtmlTemplate(funcMap template.FuncMap) (*template.Template,
 	return t, nil
 }
 
+func redirectMiddleware() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		// Redirect from old '/xui' path to '/panel'
+		path := c.Request.URL.Path
+		redirects := map[string]string{
+			"/panel/API": "/panel/api",
+			"/xui/API":   "/panel/api",
+			"/xui":       "/panel",
+		}
+		for from, to := range redirects {
+			if strings.HasPrefix(path, from) {
+				newPath := to + path[len(from):]
+				c.Redirect(http.StatusMovedPermanently, newPath)
+				c.Abort()
+				return
+			}
+		}
+		c.Next()
+	}
+}
+
 func (s *Server) initRouter() (*gin.Engine, error) {
 	if config.IsDebug() {
 		gin.SetMode(gin.DebugMode)
@@ -203,6 +224,9 @@ func (s *Server) initRouter() (*gin.Engine, error) {
 		engine.StaticFS(basePath+"assets", http.FS(&wrapAssetsFS{FS: assetsFS}))
 	}
 
+	// Apply the redirect middleware (`/xui` to `/panel`)
+	engine.Use(redirectMiddleware())
+
 	g := engine.Group(basePath)
 
 	s.index = controller.NewIndexController(g)