20260315 钱包余额查询OK

src/main/java/com/example/demo/mapper/cash/CashCollectionMapper.java

@@ -118,8 +118,11 @@ public interface CashCollectionMapper {
             @Param("jwcode") Integer jwcode,
             @Param("walletId") Integer walletId);
 
-    // 根据精网号和地区查询用户的所有钱包 ID 和金币数量（包含用户名和地区）
-    // 如果 jwcode 为 null，则查询所有用户；如果 market 不为 null，则按地区筛选
-    List<UserWalletVO> selectUserWallets(@Param("jwcode") Integer jwcode,
-                                         @Param("market") String market);
+    // 查询符合条件的精网号列表（用于分页，每个精网号算一条记录）
+    List<Integer> selectDistinctJwcodes(@Param("jwcode") Integer jwcode,
+                                        @Param("market") String market);
+
+    // 根据精网号列表查询用户的所有钱包信息
+    List<UserWalletVO> selectUserWalletsByJwcodes(@Param("jwcodeList") List<Integer> jwcodeList,
+                                                  @Param("market") String market);
 }

src/main/java/com/example/demo/serviceImpl/cash/CashCollectionServiceImpl.java

@@ -29,10 +29,7 @@ import org.springframework.web.context.request.ServletRequestAttributes;
 import java.math.BigDecimal;
 import java.time.LocalDateTime;
 import java.time.ZoneOffset;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Objects;
-import java.util.UUID;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -611,8 +608,61 @@ public class CashCollectionServiceImpl implements CashCollectionService {
     // 根据精网号和地区查询用户的所有钱包 ID 和金币数量（包含用户名和地区）（分页）
     @Override
     public PageInfo<UserWalletVO> selectUserWallets(Integer jwcode, String market, Integer pageNum, Integer pageSize) {
+        // 第一步：先查询符合条件的精网号列表（分页）
         PageHelper.startPage(pageNum, pageSize);
-        List<UserWalletVO> wallets = cashCollectionMapper.selectUserWallets(jwcode, market);
-        return new PageInfo<>(wallets);
+        List<Integer> jwcodeList = cashCollectionMapper.selectDistinctJwcodes(jwcode, market);
+        PageInfo<Integer> jwcodePageInfo = new PageInfo<>(jwcodeList);
+
+        // 如果没有符合条件的记录，直接返回空结果
+        if (jwcodeList == null || jwcodeList.isEmpty()) {
+            PageInfo<UserWalletVO> emptyResult = new PageInfo<>();
+            emptyResult.setList(new ArrayList<>());
+            emptyResult.setTotal(0);
+            emptyResult.setPages(0);
+            emptyResult.setPageNum(pageNum);
+            emptyResult.setPageSize(pageSize);
+            return emptyResult;
+        }
+
+        // 第二步：根据精网号列表查询用户的钱包信息（不分页，返回这些精网号的所有钱包）
+        List<UserWalletVO> allWallets = cashCollectionMapper.selectUserWalletsByJwcodes(jwcodeList, market);
+
+        // 第三步：将钱包信息按精网号分组组装
+        Map<Integer, UserWalletVO> userWalletMap = new LinkedHashMap<>();
+        for (UserWalletVO wallet : allWallets) {
+            Integer key = wallet.getJwcode();
+            if (!userWalletMap.containsKey(key)) {
+                UserWalletVO userWallet = new UserWalletVO();
+                userWallet.setJwcode(wallet.getJwcode());
+                userWallet.setUserName(wallet.getUserName());
+                userWallet.setMarket(wallet.getMarket());
+                userWallet.setMarketName(wallet.getMarketName());
+                userWallet.setWalletList(new ArrayList<>());
+                userWalletMap.put(key, userWallet);
+            }
+
+            // 添加钱包明细
+            if (wallet.getWalletList() != null) {
+                userWalletMap.get(key).getWalletList().addAll(wallet.getWalletList());
+            }
+        }
+
+        // 第四步：按照精网号列表的顺序构建最终结果
+        List<UserWalletVO> result = new ArrayList<>();
+        for (Integer jwc : jwcodeList) {
+            UserWalletVO userWallet = userWalletMap.get(jwc);
+            if (userWallet != null) {
+                result.add(userWallet);
+            }
+        }
+
+        // 第五步：构建并返回 PageInfo
+        PageInfo<UserWalletVO> resultPageInfo = new PageInfo<>(result);
+        resultPageInfo.setTotal(jwcodePageInfo.getTotal());
+        resultPageInfo.setPages(jwcodePageInfo.getPages());
+        resultPageInfo.setPageNum(pageNum);
+        resultPageInfo.setPageSize(pageSize);
+
+        return resultPageInfo;
     }
 }

src/main/resources/cashMapper/CashCollectionMapper.xml

@@ -464,7 +464,26 @@
         </collection>
     </resultMap>
 
-    <select id="selectUserWallets" resultMap="UserWalletVOResultMap">
+    <!-- 查询符合条件的精网号列表（用于分页，每个精网号算一条记录） -->
+    <select id="selectDistinctJwcodes" resultType="java.lang.Integer">
+        SELECT DISTINCT u.jwcode
+        FROM user u
+        LEFT JOIN market m ON u.market = m.id
+        LEFT JOIN user_region_wallet wr ON u.jwcode = wr.jwcode
+        <where>
+            <if test="jwcode != null">
+                AND u.jwcode = #{jwcode}
+            </if>
+            <if test="market != null and market != ''">
+                AND u.market = #{market}
+            </if>
+            AND wr.wallet_id IS NOT NULL
+        </where>
+        ORDER BY u.jwcode
+    </select>
+
+    <!-- 根据精网号列表查询用户的所有钱包信息 -->
+    <select id="selectUserWalletsByJwcodes" resultMap="UserWalletVOResultMap">
         SELECT
         u.jwcode,
         u.name as userName,
@@ -478,9 +497,10 @@
         LEFT JOIN user_region_wallet wr ON u.jwcode = wr.jwcode
         LEFT JOIN wallet w ON wr.wallet_id = w.id
         <where>
-            <if test="jwcode != null">
-                AND u.jwcode = #{jwcode}
-            </if>
+            u.jwcode IN
+            <foreach collection="jwcodeList" item="jwcode" open="(" separator="," close=")">
+                #{jwcode}
+            </foreach>
             <if test="market != null and market != ''">
                 AND u.market = #{market}
             </if>