Vectors: Built content vector indexing system

app/Search/Vectors/VectorQueryServiceProvider.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace BookStack\Search\Vectors;
+
+use BookStack\Http\HttpRequestService;
+use BookStack\Search\Vectors\Services\OpenAiVectorQueryService;
+use BookStack\Search\Vectors\Services\VectorQueryService;
+
+class VectorQueryServiceProvider
+{
+    public function __construct(
+        protected HttpRequestService $http,
+    ) {
+    }
+
+    public function get(): VectorQueryService
+    {
+        $service = $this->getServiceName();
+
+        if ($service === 'openai') {
+            $key = config('services.openai.key');
+            $endpoint = config('services.openai.endpoint');
+            return new OpenAiVectorQueryService($endpoint, $key, $this->http);
+        }
+
+        throw new \Exception("No '{$service}' LLM service found");
+    }
+
+    protected static function getServiceName(): string
+    {
+        return strtolower(config('services.llm'));
+    }
+
+    public static function isEnabled(): bool
+    {
+        return !empty(static::getServiceName());
+    }
+}