First Commit

app/Policies/SubjectPolicy.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\Subject;
+use App\Models\User;
+use Illuminate\Auth\Access\HandlesAuthorization;
+
+class SubjectPolicy
+{
+    use HandlesAuthorization;
+
+    public function viewAny(User $user): bool
+    {
+        return true;
+    }
+
+    public function view(User $user, Subject $subject): bool
+    {
+        return $subject->is_system || $subject->user_id === $user->id;
+    }
+
+    public function create(User $user): bool
+    {
+        return true;
+    }
+
+    public function update(User $user, Subject $subject): bool
+    {
+        return $subject->user_id === $user->id || $user->hasRole("superadmin");
+    }
+
+    public function delete(User $user, Subject $subject): bool
+    {
+        return $subject->user_id === $user->id || $user->hasRole("superadmin");
+    }
+}