feat(auth): implement authorization checks for database management

app/Policies/DatabasePolicy.php

@@ -0,0 +1,93 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\User;
+use Illuminate\Auth\Access\Response;
+
+class DatabasePolicy
+{
+    /**
+     * Determine whether the user can view any models.
+     */
+    public function viewAny(User $user): bool
+    {
+        return true;
+    }
+
+    /**
+     * Determine whether the user can view the model.
+     */
+    public function view(User $user, $database): bool
+    {
+        return $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can create models.
+     */
+    public function create(User $user): bool
+    {
+        return $user->isAdmin();
+    }
+
+    /**
+     * Determine whether the user can update the model.
+     */
+    public function update(User $user, $database): Response
+    {
+        if ($user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null) {
+            return Response::allow();
+        }
+
+        return Response::deny('As a member, you cannot update this database.<br/><br/>You need at least admin or owner permissions.');
+    }
+
+    /**
+     * Determine whether the user can delete the model.
+     */
+    public function delete(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can restore the model.
+     */
+    public function restore(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can permanently delete the model.
+     */
+    public function forceDelete(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can start/stop the database.
+     */
+    public function manage(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can manage database backups.
+     */
+    public function manageBackups(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+
+    /**
+     * Determine whether the user can manage environment variables.
+     */
+    public function manageEnvironment(User $user, $database): bool
+    {
+        return $user->isAdmin() && $user->teams()->get()->firstWhere('id', $database->team()->first()->id) !== null;
+    }
+}