From 4799490ecfd3757535ab3d42f93ad170de881916 Mon Sep 17 00:00:00 2001
From: Yoga Pangestu <ypangestu976@gmail.com>
Date: Thu, 12 Mar 2026 10:43:38 +0700
Subject: [PATCH] feat: filter out empty IDs when getting busy study group
 members and make the members select field live.

---
 app/Filament/Pages/Learning/StudyGroup/Index.php | 1 +
 app/Models/StudyGroup.php                        | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/Filament/Pages/Learning/StudyGroup/Index.php b/app/Filament/Pages/Learning/StudyGroup/Index.php
index bffe4b6..f18185f 100644
--- a/app/Filament/Pages/Learning/StudyGroup/Index.php
+++ b/app/Filament/Pages/Learning/StudyGroup/Index.php
@@ -148,6 +148,7 @@ public function studyGroupFormSchema(): array
                         ->multiple()
                         ->searchable()
                         ->required()
+                        ->live()
                         ->columnSpanFull(),
 
                     TextInput::make('name')
diff --git a/app/Models/StudyGroup.php b/app/Models/StudyGroup.php
index 3d241ae..24944bf 100644
--- a/app/Models/StudyGroup.php
+++ b/app/Models/StudyGroup.php
@@ -65,6 +65,6 @@ function ($q) use ($courseIds, $excludeGroupId) {
             ->pluck('leader_id')
             ->toArray();
 
-        return array_unique(array_merge($busyMemberIds, $busyLeaderIds));
+        return array_unique(array_filter(array_merge($busyMemberIds, $busyLeaderIds)));
     }
 }