初始化-安装依赖

server/plugin/saiadmin/app/logic/system/SystemLoginLogLogic.php

@@ -0,0 +1,88 @@
+<?php
+// +----------------------------------------------------------------------
+// | saiadmin [ saiadmin快速开发框架 ]
+// +----------------------------------------------------------------------
+// | Author: sai <1430792918@qq.com>
+// +----------------------------------------------------------------------
+namespace plugin\saiadmin\app\logic\system;
+
+use plugin\saiadmin\app\model\system\SystemLoginLog;
+use plugin\saiadmin\basic\think\BaseLogic;
+use plugin\saiadmin\utils\Helper;
+use support\think\Db;
+
+/**
+ * 登录日志逻辑层
+ */
+class SystemLoginLogLogic extends BaseLogic
+{
+    /**
+     * 构造函数
+     */
+    public function __construct()
+    {
+        $this->model = new SystemLoginLog();
+    }
+
+    /**
+     * 登录统计图表
+     * @return array
+     */
+    public function loginChart(): array
+    {
+        $sql = "
+            SELECT
+                d.date AS login_date,
+                COUNT(l.login_time) AS login_count
+            FROM
+                (SELECT CURDATE() - INTERVAL (a.N) DAY AS date
+                 FROM (SELECT 0 AS N UNION ALL SELECT 1 UNION ALL SELECT 2 UNION ALL SELECT 3
+                       UNION ALL SELECT 4 UNION ALL SELECT 5 UNION ALL SELECT 6
+                       UNION ALL SELECT 7 UNION ALL SELECT 8 UNION ALL SELECT 9) a
+                 ) d
+            LEFT JOIN sa_system_login_log l
+                ON DATE(l.login_time) = d.date
+            GROUP BY d.date
+            ORDER BY d.date ASC;
+        ";
+        $data = Db::query($sql);
+        return [
+            'login_count' => array_column($data, 'login_count'),
+            'login_date' => array_column($data, 'login_date'),
+        ];
+    }
+
+    /**
+     * 登录统计图表
+     * @return array
+     */
+    public function loginBarChart(): array
+    {
+        $sql = "
+            SELECT
+                -- 拼接成 YYYY-MM 格式，例如 2023-01
+                CONCAT(LPAD(m.month_num, 2, '0'), '月') AS login_month,
+                COUNT(l.login_time) AS login_count
+            FROM
+                -- 生成 1 到 12 的月份数字
+                (SELECT 1 AS month_num UNION ALL SELECT 2 UNION ALL SELECT 3
+                 UNION ALL SELECT 4 UNION ALL SELECT 5 UNION ALL SELECT 6
+                 UNION ALL SELECT 7 UNION ALL SELECT 8 UNION ALL SELECT 9
+                 UNION ALL SELECT 10 UNION ALL SELECT 11 UNION ALL SELECT 12) m
+            LEFT JOIN sa_system_login_log l
+                -- 关联条件：年份等于今年 且 月份等于生成的数字
+                ON YEAR(l.login_time) = YEAR(CURDATE())
+                AND MONTH(l.login_time) = m.month_num
+            GROUP BY
+                m.month_num
+            ORDER BY
+                m.month_num ASC;
+        ";
+        $data = Db::query($sql);
+        return [
+            'login_count' => array_column($data, 'login_count'),
+            'login_month' => array_column($data, 'login_month'),
+        ];
+    }
+
+}