feat(oa): 添加仪表板功能模块

- 新增仪表板控制器、服务接口及其实现类- 创建仪表板相关的数据传输对象(DTO)
- 设计并实现仪表板数据的获取和统计逻辑
- 添加仪表板数据的数据库访问接口和映射文件

gear-oa/src/main/java/com/gear/oa/controller/GearDashboardController.java

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+package com.gear.oa.controller;
+
+import com.gear.common.core.controller.BaseController;
+import com.gear.common.core.domain.R;
+import com.gear.oa.domain.vo.dashboard.DashboardOverviewVO;
+import com.gear.oa.service.IGearDashboardService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * 仪表板控制器
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/oa/dashboard")
+public class GearDashboardController extends BaseController {
+
+    private final IGearDashboardService dashboardService;
+
+    /**
+     * 获取仪表板总览数据
+     *
+     * @return 仪表板总览数据
+     */
+    @GetMapping("/overview")
+    public R<DashboardOverviewVO> getDashboardOverview() {
+        DashboardOverviewVO overview = dashboardService.getDashboardOverview();
+        return R.ok(overview);
+    }
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/DailyTrendVO.java

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+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+
+/**
+ * 日趋势数据VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class DailyTrendVO {
+    
+    /**
+     * 日期（格式：MM-dd）
+     */
+    private String date;
+    
+    /**
+     * 数值（订单数量或薪资金额）
+     */
+    private BigDecimal value;
+    
+    /**
+     * 标签（用于显示）
+     */
+    private String label;
+    
+    public DailyTrendVO() {}
+    
+    public DailyTrendVO(String date, BigDecimal value) {
+        this.date = date;
+        this.value = value;
+        this.label = date;
+    }
+    
+    public DailyTrendVO(String date, BigDecimal value, String label) {
+        this.date = date;
+        this.value = value;
+        this.label = label;
+    }
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/DashboardOverviewVO.java

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+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 仪表板总览VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class DashboardOverviewVO {
+    
+    /**
+     * 订单统计数据
+     */
+    private OrderStatisticsVO orderStatistics;
+    
+    /**
+     * 薪资支出统计数据
+     */
+    private SalaryStatisticsVO salaryStatistics;
+    
+    /**
+     * 库存排行数据
+     */
+    private List<StockRankingVO> stockRanking;
+    
+    /**
+     * 其他统计数据
+     */
+    private OtherStatisticsVO otherStatistics;
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/OrderStatisticsVO.java

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+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 订单统计VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class OrderStatisticsVO {
+    
+    /**
+     * 今日订单数
+     */
+    private Integer todayOrderCount;
+    
+    /**
+     * 本周订单数
+     */
+    private Integer weekOrderCount;
+    
+    /**
+     * 本月订单数
+     */
+    private Integer monthOrderCount;
+    
+    /**
+     * 近一周订单数量趋势（7天数据）
+     */
+    private List<DailyTrendVO> weeklyTrend;
+    
+    /**
+     * 订单总金额（本周）
+     */
+    private BigDecimal weekTotalAmount;
+    
+    /**
+     * 与上周对比增长率
+     */
+    private BigDecimal growthRate;
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/OtherStatisticsVO.java

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+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+
+/**
+ * 其他统计数据VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class OtherStatisticsVO {
+    
+    /**
+     * 活跃客户数
+     */
+    private Integer activeCustomerCount;
+    
+    /**
+     * 待处理订单数
+     */
+    private Integer pendingOrderCount;
+    
+    /**
+     * 库存预警数量
+     */
+    private Integer lowStockCount;
+    
+    /**
+     * 本月营收
+     */
+    private BigDecimal monthlyRevenue;
+    
+    /**
+     * 员工总数
+     */
+    private Integer totalEmployeeCount;
+    
+    /**
+     * 今日出勤率
+     */
+    private BigDecimal todayAttendanceRate;
+    
+    /**
+     * 产品总数
+     */
+    private Integer totalProductCount;
+    
+    /**
+     * 供应商总数
+     */
+    private Integer totalSupplierCount;
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/SalaryStatisticsVO.java

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+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 薪资统计VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class SalaryStatisticsVO {
+    
+    /**
+     * 今日薪资支出
+     */
+    private BigDecimal todaySalary;
+    
+    /**
+     * 本周薪资支出
+     */
+    private BigDecimal weekSalary;
+    
+    /**
+     * 本月薪资支出
+     */
+    private BigDecimal monthSalary;
+    
+    /**
+     * 近一周薪资支出趋势（7天数据）
+     */
+    private List<DailyTrendVO> weeklyTrend;
+    
+    /**
+     * 与上周对比增长率
+     */
+    private BigDecimal growthRate;
+    
+    /**
+     * 平均日薪资支出
+     */
+    private BigDecimal avgDailySalary;
+}

gear-oa/src/main/java/com/gear/oa/domain/vo/dashboard/StockRankingVO.java

@@ -0,0 +1,69 @@
+package com.gear.oa.domain.vo.dashboard;
+
+import lombok.Data;
+import java.math.BigDecimal;
+
+/**
+ * 库存排行VO
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Data
+public class StockRankingVO {
+    
+    /**
+     * 排名
+     */
+    private Integer rank;
+    
+    /**
+     * 物品ID
+     */
+    private Long itemId;
+    
+    /**
+     * 物品名称
+     */
+    private String itemName;
+    
+    /**
+     * 物品编号
+     */
+    private String itemCode;
+    
+    /**
+     * 物品类型（raw_material/product）
+     */
+    private String itemType;
+    
+    /**
+     * 物品类型名称
+     */
+    private String itemTypeName;
+    
+    /**
+     * 库存数量
+     */
+    private BigDecimal quantity;
+    
+    /**
+     * 单位
+     */
+    private String unit;
+    
+    /**
+     * 仓库名称
+     */
+    private String warehouseName;
+    
+    /**
+     * 产品分类（如果是产品）
+     */
+    private String categoryName;
+    
+    /**
+     * 负责人
+     */
+    private String owner;
+}

gear-oa/src/main/java/com/gear/oa/mapper/GearDashboardMapper.java

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+package com.gear.oa.mapper;
+
+import com.gear.oa.domain.vo.dashboard.StockRankingVO;
+import org.apache.ibatis.annotations.Mapper;
+
+import java.math.BigDecimal;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 仪表板数据访问层
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Mapper
+public interface GearDashboardMapper {
+    
+    /**
+     * 获取今日订单数
+     */
+    Integer getTodayOrderCount();
+    
+    /**
+     * 获取本周订单数
+     */
+    Integer getWeekOrderCount();
+    
+    /**
+     * 获取本月订单数
+     */
+    Integer getMonthOrderCount();
+    
+    /**
+     * 获取上周订单数
+     */
+    Integer getLastWeekOrderCount();
+    
+    /**
+     * 获取本周订单总金额
+     */
+    BigDecimal getWeekOrderAmount();
+    
+    /**
+     * 获取近一周订单趋势
+     */
+    List<Map<String, Object>> getWeeklyOrderTrend();
+    
+    /**
+     * 获取今日薪资支出
+     */
+    BigDecimal getTodaySalary();
+    
+    /**
+     * 获取本周薪资支出
+     */
+    BigDecimal getWeekSalary();
+    
+    /**
+     * 获取本月薪资支出
+     */
+    BigDecimal getMonthSalary();
+    
+    /**
+     * 获取上周薪资支出
+     */
+    BigDecimal getLastWeekSalary();
+    
+    /**
+     * 获取近一周薪资趋势
+     */
+    List<Map<String, Object>> getWeeklySalaryTrend();
+    
+    /**
+     * 获取库存排行（前10）
+     */
+    List<StockRankingVO> getStockRanking();
+    
+    /**
+     * 获取活跃客户数
+     */
+    Integer getActiveCustomerCount();
+    
+    /**
+     * 获取待处理订单数
+     */
+    Integer getPendingOrderCount();
+    
+    /**
+     * 获取库存预警数量
+     */
+    Integer getLowStockCount();
+    
+    /**
+     * 获取本月营收
+     */
+    BigDecimal getMonthlyRevenue();
+    
+    /**
+     * 获取员工总数
+     */
+    Integer getTotalEmployeeCount();
+    
+    /**
+     * 获取今日出勤率
+     */
+    BigDecimal getTodayAttendanceRate();
+    
+    /**
+     * 获取产品总数
+     */
+    Integer getTotalProductCount();
+    
+    /**
+     * 获取供应商总数
+     */
+    Integer getTotalSupplierCount();
+}

gear-oa/src/main/java/com/gear/oa/service/IGearDashboardService.java

@@ -0,0 +1,19 @@
+package com.gear.oa.service;
+
+import com.gear.oa.domain.vo.dashboard.DashboardOverviewVO;
+
+/**
+ * 仪表板服务接口
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+public interface IGearDashboardService {
+    
+    /**
+     * 获取仪表板总览数据
+     *
+     * @return 仪表板总览数据
+     */
+    DashboardOverviewVO getDashboardOverview();
+}

gear-oa/src/main/java/com/gear/oa/service/impl/GearDashboardServiceImpl.java

@@ -0,0 +1,211 @@
+package com.gear.oa.service.impl;
+
+import com.gear.oa.domain.vo.dashboard.*;
+import com.gear.oa.mapper.GearDashboardMapper;
+import com.gear.oa.service.IGearDashboardService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 仪表板服务实现类
+ *
+ * @author Joshi
+ * @date 2025-09-17
+ */
+@Service
+@RequiredArgsConstructor
+public class GearDashboardServiceImpl implements IGearDashboardService {
+    
+    private final GearDashboardMapper dashboardMapper;
+    
+    @Override
+    public DashboardOverviewVO getDashboardOverview() {
+        DashboardOverviewVO overview = new DashboardOverviewVO();
+        
+        // 获取订单统计数据
+        overview.setOrderStatistics(getOrderStatistics());
+        
+        // 获取薪资统计数据
+        overview.setSalaryStatistics(getSalaryStatistics());
+        
+        // 获取库存排行数据
+        overview.setStockRanking(getStockRanking());
+        
+        // 获取其他统计数据
+        overview.setOtherStatistics(getOtherStatistics());
+        
+        return overview;
+    }
+    
+    /**
+     * 获取订单统计数据
+     */
+    private OrderStatisticsVO getOrderStatistics() {
+        OrderStatisticsVO statistics = new OrderStatisticsVO();
+        
+        // 获取今日、本周、本月订单数
+        statistics.setTodayOrderCount(dashboardMapper.getTodayOrderCount());
+        statistics.setWeekOrderCount(dashboardMapper.getWeekOrderCount());
+        statistics.setMonthOrderCount(dashboardMapper.getMonthOrderCount());
+        
+        // 获取本周订单总金额
+        statistics.setWeekTotalAmount(dashboardMapper.getWeekOrderAmount());
+        
+        // 获取近一周订单趋势
+        List<Map<String, Object>> weeklyData = dashboardMapper.getWeeklyOrderTrend();
+        statistics.setWeeklyTrend(convertToTrendList(weeklyData));
+        
+        // 计算增长率
+        Integer lastWeekCount = dashboardMapper.getLastWeekOrderCount();
+        statistics.setGrowthRate(calculateGrowthRate(statistics.getWeekOrderCount(), lastWeekCount));
+        
+        return statistics;
+    }
+    
+    /**
+     * 获取薪资统计数据
+     */
+    private SalaryStatisticsVO getSalaryStatistics() {
+        SalaryStatisticsVO statistics = new SalaryStatisticsVO();
+        
+        // 获取今日、本周、本月薪资支出
+        statistics.setTodaySalary(dashboardMapper.getTodaySalary());
+        statistics.setWeekSalary(dashboardMapper.getWeekSalary());
+        statistics.setMonthSalary(dashboardMapper.getMonthSalary());
+        
+        // 获取近一周薪资趋势
+        List<Map<String, Object>> weeklyData = dashboardMapper.getWeeklySalaryTrend();
+        statistics.setWeeklyTrend(convertToTrendList(weeklyData));
+        
+        // 计算增长率
+        BigDecimal lastWeekSalary = dashboardMapper.getLastWeekSalary();
+        statistics.setGrowthRate(calculateGrowthRate(statistics.getWeekSalary(), lastWeekSalary));
+        
+        // 计算平均日薪资
+        if (statistics.getWeekSalary() != null) {
+            statistics.setAvgDailySalary(statistics.getWeekSalary().divide(new BigDecimal(7), 2, RoundingMode.HALF_UP));
+        }
+        
+        return statistics;
+    }
+    
+    /**
+     * 获取库存排行数据
+     */
+    private List<StockRankingVO> getStockRanking() {
+        List<StockRankingVO> rankings = dashboardMapper.getStockRanking();
+        
+        // 设置排名
+        for (int i = 0; i < rankings.size(); i++) {
+            rankings.get(i).setRank(i + 1);
+            
+            // 设置物品类型名称
+            String itemType = rankings.get(i).getItemType();
+            if ("product".equals(itemType)) {
+                rankings.get(i).setItemTypeName("产品");
+            } else if ("raw_material".equals(itemType)) {
+                rankings.get(i).setItemTypeName("原材料");
+            }
+        }
+        
+        return rankings;
+    }
+    
+    /**
+     * 获取其他统计数据
+     */
+    private OtherStatisticsVO getOtherStatistics() {
+        OtherStatisticsVO statistics = new OtherStatisticsVO();
+        
+        statistics.setActiveCustomerCount(dashboardMapper.getActiveCustomerCount());
+        statistics.setPendingOrderCount(dashboardMapper.getPendingOrderCount());
+        statistics.setLowStockCount(dashboardMapper.getLowStockCount());
+        statistics.setMonthlyRevenue(dashboardMapper.getMonthlyRevenue());
+        statistics.setTotalEmployeeCount(dashboardMapper.getTotalEmployeeCount());
+        statistics.setTodayAttendanceRate(dashboardMapper.getTodayAttendanceRate());
+        statistics.setTotalProductCount(dashboardMapper.getTotalProductCount());
+        statistics.setTotalSupplierCount(dashboardMapper.getTotalSupplierCount());
+        
+        return statistics;
+    }
+    
+    /**
+     * 转换趋势数据
+     */
+    private List<DailyTrendVO> convertToTrendList(List<Map<String, Object>> data) {
+        List<DailyTrendVO> trends = new ArrayList<>();
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("MM-dd");
+        
+        for (Map<String, Object> item : data) {
+            DailyTrendVO trend = new DailyTrendVO();
+            
+            // 处理日期
+            Object dateObj = item.get("date");
+            if (dateObj instanceof LocalDate) {
+                trend.setDate(((LocalDate) dateObj).format(formatter));
+            } else if (dateObj instanceof String) {
+                trend.setDate((String) dateObj);
+            }
+            
+            // 处理数值
+            Object valueObj = item.get("value");
+            if (valueObj instanceof BigDecimal) {
+                trend.setValue((BigDecimal) valueObj);
+            } else if (valueObj instanceof Integer) {
+                trend.setValue(new BigDecimal((Integer) valueObj));
+            } else if (valueObj instanceof Long) {
+                trend.setValue(new BigDecimal((Long) valueObj));
+            }
+            
+            trend.setLabel(trend.getDate());
+            trends.add(trend);
+        }
+        
+        return trends;
+    }
+    
+    /**
+     * 计算增长率
+     */
+    private BigDecimal calculateGrowthRate(Object current, Object previous) {
+        if (current == null || previous == null) {
+            return BigDecimal.ZERO;
+        }
+        
+        BigDecimal currentValue = convertToBigDecimal(current);
+        BigDecimal previousValue = convertToBigDecimal(previous);
+        
+        if (previousValue.compareTo(BigDecimal.ZERO) == 0) {
+            return currentValue.compareTo(BigDecimal.ZERO) > 0 ? new BigDecimal(100) : BigDecimal.ZERO;
+        }
+        
+        return currentValue.subtract(previousValue)
+                .divide(previousValue, 4, RoundingMode.HALF_UP)
+                .multiply(new BigDecimal(100))
+                .setScale(2, RoundingMode.HALF_UP);
+    }
+    
+    /**
+     * 转换为BigDecimal
+     */
+    private BigDecimal convertToBigDecimal(Object value) {
+        if (value instanceof BigDecimal) {
+            return (BigDecimal) value;
+        } else if (value instanceof Integer) {
+            return new BigDecimal((Integer) value);
+        } else if (value instanceof Long) {
+            return new BigDecimal((Long) value);
+        } else if (value instanceof String) {
+            return new BigDecimal((String) value);
+        }
+        return BigDecimal.ZERO;
+    }
+}

gear-oa/src/main/resources/mapper/oa/GearDashboardMapper.xml

@@ -0,0 +1,230 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.gear.oa.mapper.GearDashboardMapper">
+
+    <!-- 获取今日订单数 -->
+    <select id="getTodayOrderCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_order
+        WHERE DATE(create_time) = CURDATE()
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取本周订单数 -->
+    <select id="getWeekOrderCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_order
+        WHERE YEARWEEK(create_time, 1) = YEARWEEK(CURDATE(), 1)
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取本月订单数 -->
+    <select id="getMonthOrderCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_order
+        WHERE YEAR(create_time) = YEAR(CURDATE())
+          AND MONTH(create_time) = MONTH(CURDATE())
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取上周订单数 -->
+    <select id="getLastWeekOrderCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_order
+        WHERE YEARWEEK(create_time, 1) = YEARWEEK(CURDATE(), 1) - 1
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取本周订单总金额 -->
+    <select id="getWeekOrderAmount" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(tax_amount), 0)
+        FROM gear_order
+        WHERE YEARWEEK(create_time, 1) = YEARWEEK(CURDATE(), 1)
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取近一周订单趋势 -->
+    <select id="getWeeklyOrderTrend" resultType="java.util.Map">
+        SELECT 
+            DATE(create_time) as date,
+            COUNT(*) as value
+        FROM gear_order
+        WHERE create_time >= DATE_SUB(CURDATE(), INTERVAL 6 DAY)
+          AND create_time &lt; DATE_ADD(CURDATE(), INTERVAL 1 DAY)
+          AND del_flag = 0
+        GROUP BY DATE(create_time)
+        ORDER BY DATE(create_time)
+    </select>
+
+    <!-- 获取今日薪资支出 -->
+    <select id="getTodaySalary" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(wage), 0)
+        FROM gear_attendance_record
+        WHERE DATE(record_date) = CURDATE()
+          AND del_flag = 0
+          AND wage IS NOT NULL
+    </select>
+
+    <!-- 获取本周薪资支出 -->
+    <select id="getWeekSalary" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(wage), 0)
+        FROM gear_attendance_record
+        WHERE YEARWEEK(record_date, 1) = YEARWEEK(CURDATE(), 1)
+          AND del_flag = 0
+          AND wage IS NOT NULL
+    </select>
+
+    <!-- 获取本月薪资支出 -->
+    <select id="getMonthSalary" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(wage), 0)
+        FROM gear_attendance_record
+        WHERE YEAR(record_date) = YEAR(CURDATE())
+          AND MONTH(record_date) = MONTH(CURDATE())
+          AND del_flag = 0
+          AND wage IS NOT NULL
+    </select>
+
+    <!-- 获取上周薪资支出 -->
+    <select id="getLastWeekSalary" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(wage), 0)
+        FROM gear_attendance_record
+        WHERE YEARWEEK(record_date, 1) = YEARWEEK(CURDATE(), 1) - 1
+          AND del_flag = 0
+          AND wage IS NOT NULL
+    </select>
+
+    <!-- 获取近一周薪资趋势 -->
+    <select id="getWeeklySalaryTrend" resultType="java.util.Map">
+        SELECT 
+            DATE(record_date) as date,
+            COALESCE(SUM(wage), 0) as value
+        FROM gear_attendance_record
+        WHERE record_date >= DATE_SUB(CURDATE(), INTERVAL 6 DAY)
+          AND record_date &lt; DATE_ADD(CURDATE(), INTERVAL 1 DAY)
+          AND del_flag = 0
+        GROUP BY DATE(record_date)
+        ORDER BY DATE(record_date)
+    </select>
+
+    <!-- 获取库存排行（前10） -->
+    <select id="getStockRanking" resultType="com.gear.oa.domain.vo.dashboard.StockRankingVO">
+        SELECT 
+            s.item_id,
+            s.item_type,
+            s.quantity,
+            s.unit,
+            w.warehouse_name,
+            CASE 
+                WHEN s.item_type = 'product' THEN p.product_name
+                WHEN s.item_type = 'raw_material' THEN rm.material_name
+                ELSE '未知'
+            END as item_name,
+            CASE 
+                WHEN s.item_type = 'product' THEN p.product_code
+                WHEN s.item_type = 'raw_material' THEN rm.material_code
+                ELSE ''
+            END as item_code,
+            CASE 
+                WHEN s.item_type = 'product' THEN pc.category_name
+                ELSE NULL
+            END as category_name,
+            CASE 
+                WHEN s.item_type = 'product' THEN p.owner
+                ELSE NULL
+            END as owner
+        FROM gear_stock s
+        LEFT JOIN gear_warehouse w ON s.warehouse_id = w.warehouse_id
+        LEFT JOIN gear_product p ON s.item_type = 'product' AND s.item_id = p.product_id
+        LEFT JOIN gear_product_category pc ON p.category_id = pc.category_id
+        LEFT JOIN (
+            SELECT product_id as material_id, product_name as material_name, product_code as material_code
+            FROM gear_product 
+            WHERE type = 'raw'
+        ) rm ON s.item_type = 'raw_material' AND s.item_id = rm.material_id
+        WHERE s.del_flag = 0
+          AND s.quantity > 0
+        ORDER BY s.quantity DESC
+        LIMIT 10
+    </select>
+
+    <!-- 获取活跃客户数（本月有订单的客户） -->
+    <select id="getActiveCustomerCount" resultType="java.lang.Integer">
+        SELECT COUNT(DISTINCT customer_id)
+        FROM gear_order
+        WHERE YEAR(create_time) = YEAR(CURDATE())
+          AND MONTH(create_time) = MONTH(CURDATE())
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取待处理订单数 -->
+    <select id="getPendingOrderCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_order
+        WHERE order_status IN (0, 1)
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取库存预警数量（假设库存小于10为预警） -->
+    <select id="getLowStockCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_stock
+        WHERE quantity &lt; 10
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取本月营收 -->
+    <select id="getMonthlyRevenue" resultType="java.math.BigDecimal">
+        SELECT COALESCE(SUM(tax_amount), 0)
+        FROM gear_order
+        WHERE YEAR(create_time) = YEAR(CURDATE())
+          AND MONTH(create_time) = MONTH(CURDATE())
+          AND order_status = 2
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取员工总数（从考勤记录中统计活跃用户） -->
+    <select id="getTotalEmployeeCount" resultType="java.lang.Integer">
+        SELECT COUNT(DISTINCT user_id)
+        FROM gear_attendance_record
+        WHERE record_date >= DATE_SUB(CURDATE(), INTERVAL 30 DAY)
+          AND del_flag = 0
+    </select>
+
+    <!-- 获取今日出勤率 -->
+    <select id="getTodayAttendanceRate" resultType="java.math.BigDecimal">
+        SELECT 
+            CASE 
+                WHEN total_employees.total = 0 THEN 0
+                ELSE ROUND((attended_employees.attended * 100.0 / total_employees.total), 2)
+            END as attendance_rate
+        FROM 
+            (SELECT COUNT(DISTINCT user_id) as total
+             FROM gear_attendance_record
+             WHERE record_date >= DATE_SUB(CURDATE(), INTERVAL 30 DAY)
+               AND del_flag = 0) total_employees
+        CROSS JOIN
+            (SELECT COUNT(DISTINCT user_id) as attended
+             FROM gear_attendance_record
+             WHERE DATE(record_date) = CURDATE()
+               AND record_type = 'attendance'
+               AND del_flag = 0) attended_employees
+    </select>
+
+    <!-- 获取产品总数 -->
+    <select id="getTotalProductCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_product
+        WHERE del_flag = 0
+          AND is_enabled = 1
+    </select>
+
+    <!-- 获取供应商总数 -->
+    <select id="getTotalSupplierCount" resultType="java.lang.Integer">
+        SELECT COUNT(*)
+        FROM gear_supplier
+        WHERE del_flag = 0
+    </select>
+
+</mapper>