关联订单总数

src/main/java/cn/chjyj/szwh/mapper/OrderMapper.java

@@ -78,6 +78,13 @@ public interface OrderMapper {
                               @Param("startTime") String start,
                               @Param("endTime") String end);
 
+    /**
+     * 按照条件统计
+     * @param map
+     * @return
+     */
+    int countOrderByMap(@Param("map") Map map);
+
     /**
      * 计算条件订单总额,返回 BigDecimal
      * @param cmap  ( 字段、条件 field,condition)

src/main/java/cn/chjyj/szwh/service/impl/OrderServiceImpl.java

@@ -70,6 +70,9 @@ public class OrderServiceImpl implements OrderService {
         qumap.put("startrs",starrs);
         List<Order> orderList=orderMapper.getOrderList(qumap,starrs,limit);
 
+        // 统计符合条件的总数
+        int total = orderMapper.countOrderByMap(qumap);
+
         // 存放结果list
         List relist = new ArrayList();
 
@@ -133,6 +136,9 @@ public class OrderServiceImpl implements OrderService {
             relist.add(tomap);
         }
 
+        // 记录总数
+
+        retmap.put("total",total);
         retmap.put("start",starrs+1);
         retmap.put("cur_page",page);
         retmap.put("end",page*limit);

src/main/resources/mapper/szwh/OrderMapper.xml

@@ -90,6 +90,29 @@
         where #{key} between ${startTime} and ${endTime}
     </select>
 
+    <!-- 统计多个条件的总数 -->
+    <select id="countOrderByMap" parameterType="java.util.Map" resultMap="java.lang.Integer">
+        select count(*)
+        from <include refid="tbName"/>
+        <where>
+            <if test="map!=null">
+                <!-- 查询条件封装在map中，以k-v形式进行查询-->
+                <foreach collection="map" item="v" index="k" separator="and">
+                    <if test="v != null and v != '' and k!='id' and k!='charges_type'">
+                        ${k} = #{v}
+                    </if>
+                    <if test="k=='id'">
+                        ${k}>#{v}
+                    </if>
+                </foreach>
+            </if>
+            <if test="map==null">
+                id>#{startRs}
+            </if>
+        </where>
+
+    </select>
+
     <!-- 条件订单总额 -->
     <select id="sumOrderByMap" parameterType="java.util.Map" resultType="java.math.BigDecimal">
         select sum(#{cmap.field}) from