From 2e252eb70ef9abfffd832d9d33465f4057d015db Mon Sep 17 00:00:00 2001
From: lkddi <lkddi@163.com>
Date: Sat, 28 Mar 2026 21:26:44 +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):=20user=5Fid=20=E6=94=B9=E4=B8=BA=20null=20=E4=BF=AE?=
 =?UTF-8?q?=E5=A4=8D=E5=A4=96=E9=94=AE=E7=BA=A6=E6=9D=9F=E6=8A=A5=E9=94=99?=
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- ai_usage_logs.user_id 外键引用 users.id，0 不合法应为 null
- 顺便修复 prepend() 后的 IDE 类型推断 lint 警告
---
 app/Services/BaccaratPredictionService.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/app/Services/BaccaratPredictionService.php b/app/Services/BaccaratPredictionService.php
index 3ae5ab9..1bd9f8e 100644
--- a/app/Services/BaccaratPredictionService.php
+++ b/app/Services/BaccaratPredictionService.php
@@ -61,8 +61,9 @@ class BaccaratPredictionService
         // 将首选模型提到队列最前（若存在）
         $preferred = $providers->firstWhere('model', self::PREFERRED_MODEL);
         if ($preferred) {
-            $providers = $providers->reject(fn ($p) => $p->model === self::PREFERRED_MODEL)
-                ->prepend($preferred);
+            $providers = $providers->reject(fn (AiProviderConfig $p) => $p->model === self::PREFERRED_MODEL)
+                ->prepend($preferred)
+                ->values(); // 重置索引，消除 IDE 类型推断警告
         }
 
         $prompt = $this->buildPredictionPrompt($recentResults);
@@ -247,7 +248,7 @@ PROMPT;
     ): void {
         try {
             AiUsageLog::create([
-                'user_id' => 0, // AI 系统行为，无对应用户
+                'user_id' => null, // AI 系统行为，无对应用户
                 'provider' => $config->provider,
                 'model' => $config->model,
                 'action' => 'baccarat_predict',