first

app/Policies/TranscriptVersionPolicy.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\TranscriptVersion;
+use App\Models\User;
+
+class TranscriptVersionPolicy
+{
+    public function view(User $user, TranscriptVersion $version): bool
+    {
+        return $version->project->isAccessibleBy($user);
+    }
+
+    public function restore(User $user, TranscriptVersion $version): bool
+    {
+        $project = $version->project;
+        if ($project->isOwnedBy($user)) {
+            return true;
+        }
+        return $project->collaborators()
+            ->where('user_id', $user->id)
+            ->wherePivot('role', 'editor')
+            ->exists();
+    }
+}