package middleware import ( "strings" "github.com/gofiber/fiber/v3" ) func UnsupportedRegionMiddleware(c fiber.Ctx) error { path := string(c.Request().URI().Path()) // Skip static file requests if strings.Contains(path, ".") { return c.Next() } // Skip API requests if strings.HasPrefix(path, "/api") { return c.Next() } if string(c.Request().Header.Peek("Unsupported-Region")) == "true" { // Return a 403 Forbidden response with an empty html for unsupported regions c.Response().Header.Add("Content-Type", "text/html") c.Status(fiber.StatusForbidden) return c.SendString("") } return c.Next() }