From c7b668b1ba3e4c2752e544d439c05abef0917096 Mon Sep 17 00:00:00 2001
From: lkddi <lkddi@163.com>
Date: Fri, 27 Feb 2026 00:39:02 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=EF=BC=9A=E6=8E=92=E8=A1=8C?=
 =?UTF-8?q?=E6=A6=9C=E6=98=BE=E7=A4=BA=E4=BA=BA=E6=95=B0=20sysparam=20?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E8=BF=81=E7=A7=BB?=
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- 插入 leaderboard_limit 配置项，默认值 20
- 后台系统参数页面自动显示该配置
- 线上执行 php artisan migrate 即可生效
---
 ...003842_seed_leaderboard_limit_sysparam.php | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 database/migrations/2026_02_27_003842_seed_leaderboard_limit_sysparam.php

diff --git a/database/migrations/2026_02_27_003842_seed_leaderboard_limit_sysparam.php b/database/migrations/2026_02_27_003842_seed_leaderboard_limit_sysparam.php
new file mode 100644
index 0000000..4473105
--- /dev/null
+++ b/database/migrations/2026_02_27_003842_seed_leaderboard_limit_sysparam.php
@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * 文件功能：向 sysparam 表插入排行榜显示人数配置项
+ *
+ * 新增 leaderboard_limit 参数，后台可动态配置排行榜每个榜单显示人数。
+ *
+ * @author ChatRoom Laravel
+ *
+ * @version 1.0.0
+ */
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * 插入排行榜显示人数配置记录
+     */
+    public function up(): void
+    {
+        // 避免重复插入
+        $exists = DB::table('sysparam')->where('alias', 'leaderboard_limit')->exists();
+
+        if (! $exists) {
+            DB::table('sysparam')->insert([
+                'alias' => 'leaderboard_limit',
+                'body' => '20',
+                'guidetxt' => '🏆 排行榜每榜显示人数',
+            ]);
+        }
+    }
+
+    /**
+     * 回滚：删除配置记录
+     */
+    public function down(): void
+    {
+        DB::table('sysparam')->where('alias', 'leaderboard_limit')->delete();
+    }
+};