Cleaned up code to make it OOP.

modules/servers/VirtFusionDirect/lib/ConfigureService.php

@@ -0,0 +1,99 @@
+<?php
+
+namespace WHMCS\Module\Server\VirtFusionDirect;
+
+use JsonException;
+use WHMCS\Database\Capsule as DB;
+use WHMCS\User\User;
+
+class ConfigureService extends Module
+{
+    /**
+     * @var array|false $cp
+     */
+    private array|bool $cp;
+
+    public function __construct()
+    {
+        parent::__construct();
+        $this->cp = $this->getCP(false, true);
+    }
+
+    /**
+     * @param string $packageName
+     * @return int|null
+     * @throws JsonException
+     */
+    public function fetchPackageId(string $packageName): ?int
+    {
+        $request = $this->initCurl($this->cp['token']);
+
+        $response = $request->get(
+            sprintf("%s/packages", $this->cp['url'])
+        );
+
+        $packages = $this->decodeResponseFromJson($response);
+
+        foreach ($packages['data'] as $package) {
+            if ($package['name'] === $packageName && $package['enabled'] === true) {
+                return $package['id'];
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * @param int $serverPackageId
+     * @return array|null
+     * @throws JsonException
+     */
+    public function fetchTemplates(int $serverPackageId): ?array
+    {
+        $request = $this->initCurl($this->cp['token']);
+
+        $response = $request->get(
+            sprintf("%s/media/templates/fromServerPackageSpec/%d", $this->cp['url'], $serverPackageId)
+        );
+
+        return $this->decodeResponseFromJson($response);
+    }
+
+    /**
+     * @param User|null $user
+     * @return array|null
+     * @throws JsonException
+     */
+    public function getUserSshKeys(?User $user): ?array
+    {
+        if (is_null($user)) {
+            return null;
+        }
+
+        $request = $this->initCurl($this->cp['token']);
+
+        $vfUser = $this->getVFUserDetails($user['id']);
+
+        $response = $request->get(
+            sprintf("%s/ssh_keys/user/%d", $this->cp['url'], $vfUser['id'])
+        );
+
+        return $this->decodeResponseFromJson($response);
+    }
+
+    /**
+     * @param int $id
+     * @return array|null
+     * @throws JsonException
+     */
+    public function getVFUserDetails(int $id): ?array
+    {
+        $request = $this->initCurl($this->cp['token']);
+
+        $response = $this->decodeResponseFromJson($request->get(
+            sprintf("%s/users/%d/byExtRelation", $this->cp['url'], $id)
+        ));
+
+        return isset($response['msg']) && $response['msg'] === "ext_relation_id not found" ? null : $response['data'];
+    }
+}

modules/servers/VirtFusionDirect/lib/Module.php

@@ -232,4 +232,17 @@ class Module
 
         return $curl;
     }
+
+    /**
+     * Decodes a response from JSON into an associative array.
+     *
+     * @param string $response
+     *
+     * @return array
+     * @throws \JsonException
+     */
+    public function decodeResponseFromJson(string $response): array
+    {
+        return json_decode($response, true, 512, JSON_THROW_ON_ERROR);
+    }
 }