refactor(client/interface): nui focus tweaks

Add helper functions to set nui focus and restore previous input state.
Ensure focus is reset before triggering responses (promises/callbacks).

resource/interface/client/alert.lua

@@ -1,10 +1,4 @@
 local alert = nil
-local keepInput = IsNuiFocusKeepingInput()
-
-local function resetFocus()
-    SetNuiFocus(false, false)
-    SetNuiFocusKeepInput(keepInput)
-end
 
 ---@class AlertDialogProps
 ---@field header string;
@@ -19,10 +13,9 @@ end
 ---@return 'cancel' | 'confirm' | nil
 function lib.alertDialog(data)
     if alert then return end
+
     alert = promise.new()
-
-    keepInput = IsNuiFocusKeepingInput()
-
+    lib.setNuiFocus(false)
     SetNuiFocus(true, true)
     SetNuiFocusKeepInput(false)
     SendNUIMessage({
@@ -35,20 +28,24 @@ end
 
 function lib.closeAlertDialog()
     if not alert then return end
-    alert:resolve(nil)
-    alert = nil
-    resetFocus()
+
+    lib.resetNuiFocus()
     SendNUIMessage({
         action = 'closeAlertDialog'
     })
+    alert:resolve(nil)
+
+    alert = nil
 end
 
 
 RegisterNUICallback('closeAlert', function(data, cb)
     cb(1)
-    resetFocus()
+    lib.resetNuiFocus()
+
     local promise = alert
     alert = nil
+
     promise:resolve(data)
 end)