fix:查重sql错误

src/main/resources/mapper/ComplaintCollectionMapper.xml

@@ -341,31 +341,33 @@
 
     <select id="selectForRepeatCheck" resultType="com.biutag.supervision.pojo.dto.complaintCollection.ComplaintCollectionPageDTO">
         SELECT
-            cc.id,
-            cc.source_table AS sourceTable,
-            cc.source_table_sub_one AS sourceTableSubOne,
-            cc.negative_id AS negativeId,
-            cc.responder_id_code AS responderIdCode,
-            cc.repeatt AS repeatt,
-            cc.tag AS tag,
-            cc.handle_method AS handleMethod,
-            cc.second_depart_id AS secondDepartId,
-            cc.second_depart_name AS secondDepartName,
-            cc.merge_history AS mergeHistory,
-            n.originId,
-            n.discoveryTime,
-            n.responderName,
-            n.contactPhone AS responderPhone,
-            n.businessTypeCode,
-            n.businessTypeName,
-            n.thingDesc,
-            n.involveProblem
+        cc.id,
+        cc.source_table AS sourceTable,
+        cc.source_table_sub_one AS sourceTableSubOne,
+        cc.negative_id AS negativeId,
+        cc.responder_id_code AS responderIdCode,
+        cc.repeatt AS repeatt,
+        cc.tag AS tag,
+        cc.handle_method AS handleMethod,
+        cc.second_depart_id AS secondDepartId,
+        cc.second_depart_name AS secondDepartName,
+        cc.merge_history AS mergeHistory,
+        n.originId,
+        n.discoveryTime,
+        n.responderName,
+        n.contactPhone AS responderPhone,
+        n.businessTypeCode,
+        n.businessTypeName,
+        n.thingDesc,
+        n.involveProblem
         FROM complaint_collection cc
         LEFT JOIN negative n ON n.id = cc.negative_id
         <where>
-            <choose>
-                <when test="(param.responderIdCode != null and param.responderIdCode != '') or (param.responderName != null and param.responderName != '') or (param.responderPhone != null and param.responderPhone != '')">
-                    1=1
+            <!-- 至少有一个参数非空时，生成括号包裹的 OR 条件 -->
+            <if test="(param.responderIdCode != null and param.responderIdCode != '')
+                  or (param.responderName != null and param.responderName != '')
+                  or (param.responderPhone != null and param.responderPhone != '')">
+                <trim prefix="(" suffix=")" prefixOverrides="OR">
                     <if test="param.responderIdCode != null and param.responderIdCode != ''">
                         OR cc.responder_id_code = #{param.responderIdCode}
                     </if>
@@ -375,11 +377,14 @@
                     <if test="param.responderPhone != null and param.responderPhone != ''">
                         OR n.contactPhone = #{param.responderPhone}
                     </if>
-                </when>
-                <otherwise>
-                    1=0
-                </otherwise>
-            </choose>
+                </trim>
+            </if>
+            <!-- 三个参数全为空时，强制无结果 -->
+            <if test="(param.responderIdCode == null or param.responderIdCode == '')
+                  and (param.responderName == null or param.responderName == '')
+                  and (param.responderPhone == null or param.responderPhone == '')">
+                1=0
+            </if>
         </where>
         ORDER BY cc.create_time DESC
         LIMIT 100