From aa760b14a2949aea5cae1b4a8d1a11428ddb0337 Mon Sep 17 00:00:00 2001
From: lkddi <lkddi@163.com>
Date: Sat, 28 Mar 2026 21:28:14 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E7=99=BE=E5=AE=B6=E4=B9=90AI=E9=A2=84?=
 =?UTF-8?q?=E6=B5=8B):=20ai=5Fusage=5Flogs=20=E4=BD=BF=E7=94=A8=20AI?=
 =?UTF-8?q?=E5=B0=8F=E7=8F=AD=E9=95=BF=E7=9C=9F=E5=AE=9E=20user=5Fid?=
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- 新增 resolveAiUserId() 按 username 查询 AI小班长 ID（惰性/缓存）
- 原先硬编码 null，改为正确关联到 AI小班长用户记录
---
 app/Services/BaccaratPredictionService.php | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/app/Services/BaccaratPredictionService.php b/app/Services/BaccaratPredictionService.php
index 1bd9f8e..2c37f88 100644
--- a/app/Services/BaccaratPredictionService.php
+++ b/app/Services/BaccaratPredictionService.php
@@ -37,6 +37,11 @@ class BaccaratPredictionService
      */
     private const PREFERRED_MODEL = 'glm-5.1-free';
 
+    /**
+     * AI小班长的用户 ID（惰性加载，首次使用时查询一次）
+     */
+    private ?int $aiUserId = null;
+
     /**
      * 调用 AI 接口预测百家乐下注方向
      *
@@ -248,7 +253,7 @@ PROMPT;
     ): void {
         try {
             AiUsageLog::create([
-                'user_id' => null, // AI 系统行为，无对应用户
+                'user_id' => $this->resolveAiUserId(),
                 'provider' => $config->provider,
                 'model' => $config->model,
                 'action' => 'baccarat_predict',
@@ -263,4 +268,19 @@ PROMPT;
             Log::error('百家乐 AI 预测日志记录失败', ['error' => $e->getMessage()]);
         }
     }
+
+    /**
+     * 查询 AI小班长的用户 ID
+     *
+     * 加载结果以属性形式缓存，同一个服务实例内只查一次。
+     * 查不到时返回 null，避免破坏外键约束。
+     */
+    private function resolveAiUserId(): ?int
+    {
+        if ($this->aiUserId === null) {
+            $this->aiUserId = \App\Models\User::where('username', 'AI小班长')->value('id');
+        }
+
+        return $this->aiUserId;
+    }
 }