feat(pricing): 后端新增分页查询接口

- 新增了三个分页查询接口：商品配置、阶梯配置和一口价配置
- 实现了对应的筛选条件和排序功能
- 添加了新的请求DTO类：PricingFilterRequest、TierConfigFilterRequest和BundleConfigFilterRequest
- 修改了服务接口和实现类，增加了分页查询相关的方法

src/main/java/com/ycwl/basic/pricing/controller/PricingConfigController.java

@@ -1,6 +1,10 @@
 package com.ycwl.basic.pricing.controller;
 
+import com.github.pagehelper.PageInfo;
 import com.ycwl.basic.utils.ApiResponse;
+import com.ycwl.basic.pricing.dto.PricingFilterRequest;
+import com.ycwl.basic.pricing.dto.TierConfigFilterRequest;
+import com.ycwl.basic.pricing.dto.BundleConfigFilterRequest;
 import com.ycwl.basic.pricing.entity.PriceProductConfig;
 import com.ycwl.basic.pricing.entity.PriceTierConfig;
 import com.ycwl.basic.pricing.entity.PriceBundleConfig;
@@ -237,6 +241,16 @@ public class PricingConfigController {
         return ApiResponse.success(configs);
     }
     
+    /**
+     * 管理端：分页查询商品配置（包含禁用的），支持筛选
+     */
+    @PostMapping("/admin/products/page")
+    public ApiResponse<PageInfo<PriceProductConfig>> pageProductConfigsForAdmin(@RequestBody PricingFilterRequest request) {
+        log.info("管理端分页查询商品配置: {}", request);
+        PageInfo<PriceProductConfig> pageInfo = productConfigService.pageProductConfigsForAdmin(request);
+        return ApiResponse.success(pageInfo);
+    }
+    
     /**
      * 管理端：获取所有阶梯配置（包含禁用的）
      */
@@ -247,6 +261,16 @@ public class PricingConfigController {
         return ApiResponse.success(configs);
     }
     
+    /**
+     * 管理端：分页查询阶梯配置（包含禁用的），支持筛选
+     */
+    @PostMapping("/admin/tiers/page")
+    public ApiResponse<PageInfo<PriceTierConfig>> pageTierConfigsForAdmin(@RequestBody TierConfigFilterRequest request) {
+        log.info("管理端分页查询阶梯配置: {}", request);
+        PageInfo<PriceTierConfig> pageInfo = productConfigService.pageTierConfigsForAdmin(request);
+        return ApiResponse.success(pageInfo);
+    }
+    
     /**
      * 管理端：根据商品类型获取阶梯配置（包含禁用的）
      */
@@ -278,6 +302,16 @@ public class PricingConfigController {
         return ApiResponse.success(configs);
     }
     
+    /**
+     * 管理端：分页查询一口价配置（包含禁用的），支持筛选
+     */
+    @PostMapping("/admin/bundles/page")
+    public ApiResponse<PageInfo<PriceBundleConfig>> pageBundleConfigsForAdmin(@RequestBody BundleConfigFilterRequest request) {
+        log.info("管理端分页查询一口价配置: {}", request);
+        PageInfo<PriceBundleConfig> pageInfo = bundleService.pageBundleConfigsForAdmin(request);
+        return ApiResponse.success(pageInfo);
+    }
+    
     /**
      * 管理端：获取所有优惠券配置（包含禁用的）
      */

src/main/java/com/ycwl/basic/pricing/dto/BundleConfigFilterRequest.java

@@ -0,0 +1,35 @@
+package com.ycwl.basic.pricing.dto;
+
+import lombok.Data;
+
+/**
+ * 一口价配置筛选请求DTO
+ */
+@Data
+public class BundleConfigFilterRequest {
+    
+    /**
+     * 页码（从1开始）
+     */
+    private Integer pageNum = 1;
+    
+    /**
+     * 每页大小
+     */
+    private Integer pageSize = 10;
+    
+    /**
+     * 景区ID
+     */
+    private String scenicId;
+    
+    /**
+     * 套餐名称（支持模糊查询）
+     */
+    private String bundleName;
+    
+    /**
+     * 状态（true=启用，false=禁用，null=全部）
+     */
+    private Boolean isActive;
+}

src/main/java/com/ycwl/basic/pricing/dto/PricingFilterRequest.java

@@ -0,0 +1,36 @@
+package com.ycwl.basic.pricing.dto;
+
+import com.ycwl.basic.pricing.enums.ProductType;
+import lombok.Data;
+
+/**
+ * 价格配置筛选请求DTO
+ */
+@Data
+public class PricingFilterRequest {
+    
+    /**
+     * 页码（从1开始）
+     */
+    private Integer pageNum = 1;
+    
+    /**
+     * 每页大小
+     */
+    private Integer pageSize = 10;
+    
+    /**
+     * 景区ID
+     */
+    private String scenicId;
+    
+    /**
+     * 商品类型
+     */
+    private ProductType productType;
+    
+    /**
+     * 状态（true=启用，false=禁用，null=全部）
+     */
+    private Boolean isActive;
+}

src/main/java/com/ycwl/basic/pricing/dto/TierConfigFilterRequest.java

@@ -0,0 +1,41 @@
+package com.ycwl.basic.pricing.dto;
+
+import com.ycwl.basic.pricing.enums.ProductType;
+import lombok.Data;
+
+/**
+ * 阶梯配置筛选请求DTO
+ */
+@Data
+public class TierConfigFilterRequest {
+    
+    /**
+     * 页码（从1开始）
+     */
+    private Integer pageNum = 1;
+    
+    /**
+     * 每页大小
+     */
+    private Integer pageSize = 10;
+    
+    /**
+     * 景区ID
+     */
+    private String scenicId;
+    
+    /**
+     * 商品类型
+     */
+    private ProductType productType;
+    
+    /**
+     * 具体商品ID
+     */
+    private String productId;
+    
+    /**
+     * 状态（true=启用，false=禁用，null=全部）
+     */
+    private Boolean isActive;
+}

src/main/java/com/ycwl/basic/pricing/service/IPriceBundleService.java

@@ -1,5 +1,7 @@
 package com.ycwl.basic.pricing.service;
 
+import com.github.pagehelper.PageInfo;
+import com.ycwl.basic.pricing.dto.BundleConfigFilterRequest;
 import com.ycwl.basic.pricing.dto.ProductItem;
 import com.ycwl.basic.pricing.entity.PriceBundleConfig;
 
@@ -49,4 +51,12 @@ public interface IPriceBundleService {
      * @return 一口价配置列表
      */
     List<PriceBundleConfig> getAllBundlesForAdmin();
+    
+    /**
+     * 分页查询一口价配置（包含禁用的）- 管理端使用
+     * 
+     * @param request 筛选请求参数
+     * @return 分页结果
+     */
+    PageInfo<PriceBundleConfig> pageBundleConfigsForAdmin(BundleConfigFilterRequest request);
 }

src/main/java/com/ycwl/basic/pricing/service/IProductConfigService.java

@@ -1,5 +1,8 @@
 package com.ycwl.basic.pricing.service;
 
+import com.github.pagehelper.PageInfo;
+import com.ycwl.basic.pricing.dto.PricingFilterRequest;
+import com.ycwl.basic.pricing.dto.TierConfigFilterRequest;
 import com.ycwl.basic.pricing.entity.PriceProductConfig;
 import com.ycwl.basic.pricing.entity.PriceTierConfig;
 
@@ -107,4 +110,20 @@ public interface IProductConfigService {
      * @return 阶梯配置列表
      */
     List<PriceTierConfig> getTierConfigsForAdmin(String productType, String productId);
+    
+    /**
+     * 分页查询商品配置（包含禁用的）- 管理端使用
+     * 
+     * @param request 筛选请求参数
+     * @return 分页结果
+     */
+    PageInfo<PriceProductConfig> pageProductConfigsForAdmin(PricingFilterRequest request);
+    
+    /**
+     * 分页查询阶梯配置（包含禁用的）- 管理端使用
+     * 
+     * @param request 筛选请求参数
+     * @return 分页结果
+     */
+    PageInfo<PriceTierConfig> pageTierConfigsForAdmin(TierConfigFilterRequest request);
 }

src/main/java/com/ycwl/basic/pricing/service/impl/PriceBundleServiceImpl.java

@@ -2,6 +2,10 @@ package com.ycwl.basic.pricing.service.impl;
 
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.ycwl.basic.pricing.dto.BundleConfigFilterRequest;
 import com.ycwl.basic.pricing.dto.BundleProductItem;
 import com.ycwl.basic.pricing.dto.ProductItem;
 import com.ycwl.basic.pricing.entity.PriceBundleConfig;
@@ -10,8 +14,8 @@ import com.ycwl.basic.pricing.mapper.PriceBundleConfigMapper;
 import com.ycwl.basic.pricing.service.IPriceBundleService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-//import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
 
 import java.math.BigDecimal;
 import java.util.HashSet;
@@ -90,6 +94,36 @@ public class PriceBundleServiceImpl implements IPriceBundleService {
         return bundleConfigMapper.selectAllBundlesForAdmin();
     }
     
+    @Override
+    public PageInfo<PriceBundleConfig> pageBundleConfigsForAdmin(BundleConfigFilterRequest request) {
+        // 开启分页
+        PageHelper.startPage(request.getPageNum(), request.getPageSize());
+        
+        // 构建查询条件
+        QueryWrapper<PriceBundleConfig> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("deleted", 0); // 未删除的记录
+        
+        // 添加筛选条件
+        if (StringUtils.hasText(request.getScenicId())) {
+            queryWrapper.eq("scenic_id", request.getScenicId());
+        }
+        if (StringUtils.hasText(request.getBundleName())) {
+            queryWrapper.like("bundle_name", request.getBundleName()); // 模糊查询
+        }
+        if (request.getIsActive() != null) {
+            queryWrapper.eq("is_active", request.getIsActive());
+        }
+        
+        // 按创建时间降序排列
+        queryWrapper.orderByDesc("create_time");
+        
+        // 执行查询
+        List<PriceBundleConfig> list = bundleConfigMapper.selectList(queryWrapper);
+        
+        // 返回分页结果
+        return new PageInfo<>(list);
+    }
+    
     private boolean isProductsMatchBundle(Set<String> productTypes, PriceBundleConfig bundle) {
         try {
             // 检查包含的商品

src/main/java/com/ycwl/basic/pricing/service/impl/ProductConfigServiceImpl.java

@@ -1,5 +1,10 @@
 package com.ycwl.basic.pricing.service.impl;
 
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.ycwl.basic.pricing.dto.PricingFilterRequest;
+import com.ycwl.basic.pricing.dto.TierConfigFilterRequest;
 import com.ycwl.basic.pricing.entity.PriceProductConfig;
 import com.ycwl.basic.pricing.entity.PriceTierConfig;
 import com.ycwl.basic.pricing.exception.ProductConfigNotFoundException;
@@ -8,8 +13,8 @@ import com.ycwl.basic.pricing.mapper.PriceTierConfigMapper;
 import com.ycwl.basic.pricing.service.IProductConfigService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-//import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
 
 import java.util.List;
 
@@ -118,4 +123,67 @@ public class ProductConfigServiceImpl implements IProductConfigService {
     public List<PriceTierConfig> getTierConfigsForAdmin(String productType, String productId) {
         return tierConfigMapper.selectByProductTypeAndIdForAdmin(productType, productId);
     }
+    
+    @Override
+    public PageInfo<PriceProductConfig> pageProductConfigsForAdmin(PricingFilterRequest request) {
+        // 开启分页
+        PageHelper.startPage(request.getPageNum(), request.getPageSize());
+        
+        // 构建查询条件
+        QueryWrapper<PriceProductConfig> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("deleted", 0); // 未删除的记录
+        
+        // 添加筛选条件
+        if (StringUtils.hasText(request.getScenicId())) {
+            queryWrapper.eq("scenic_id", request.getScenicId());
+        }
+        if (request.getProductType() != null) {
+            queryWrapper.eq("product_type", request.getProductType().getCode());
+        }
+        if (request.getIsActive() != null) {
+            queryWrapper.eq("is_active", request.getIsActive());
+        }
+        
+        // 按创建时间降序排列
+        queryWrapper.orderByDesc("create_time");
+        
+        // 执行查询
+        List<PriceProductConfig> list = productConfigMapper.selectList(queryWrapper);
+        
+        // 返回分页结果
+        return new PageInfo<>(list);
+    }
+    
+    @Override
+    public PageInfo<PriceTierConfig> pageTierConfigsForAdmin(TierConfigFilterRequest request) {
+        // 开启分页
+        PageHelper.startPage(request.getPageNum(), request.getPageSize());
+        
+        // 构建查询条件
+        QueryWrapper<PriceTierConfig> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("deleted", 0); // 未删除的记录
+        
+        // 添加筛选条件
+        if (StringUtils.hasText(request.getScenicId())) {
+            queryWrapper.eq("scenic_id", request.getScenicId());
+        }
+        if (request.getProductType() != null) {
+            queryWrapper.eq("product_type", request.getProductType().getCode());
+        }
+        if (StringUtils.hasText(request.getProductId())) {
+            queryWrapper.eq("product_id", request.getProductId());
+        }
+        if (request.getIsActive() != null) {
+            queryWrapper.eq("is_active", request.getIsActive());
+        }
+        
+        // 按排序字段升序，再按创建时间降序排列
+        queryWrapper.orderByAsc("sort_order").orderByDesc("create_time");
+        
+        // 执行查询
+        List<PriceTierConfig> list = tierConfigMapper.selectList(queryWrapper);
+        
+        // 返回分页结果
+        return new PageInfo<>(list);
+    }
 }