More API updates, better support for node config edits

app/Services/Allocations/AllocationDeletionService.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Pterodactyl\Services\Allocations;
+
+use Pterodactyl\Models\Allocation;
+use Pterodactyl\Contracts\Repository\AllocationRepositoryInterface;
+use Pterodactyl\Exceptions\Service\Allocation\ServerUsingAllocationException;
+
+class AllocationDeletionService
+{
+    /**
+     * @var \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface
+     */
+    private $repository;
+
+    /**
+     * AllocationDeletionService constructor.
+     *
+     * @param \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface $repository
+     */
+    public function __construct(AllocationRepositoryInterface $repository)
+    {
+        $this->repository = $repository;
+    }
+
+    /**
+     * Delete an allocation from the database only if it does not have a server
+     * that is actively attached to it.
+     *
+     * @param \Pterodactyl\Models\Allocation $allocation
+     * @return int
+     *
+     * @throws \Pterodactyl\Exceptions\Service\Allocation\ServerUsingAllocationException
+     */
+    public function handle(Allocation $allocation)
+    {
+        if (! is_null($allocation->server_id)) {
+            throw new ServerUsingAllocationException(trans('exceptions.allocations.server_using'));
+        }
+
+        return $this->repository->delete($allocation->id);
+    }
+}