fix: 优化过鱼设施游向返回

backend/src/main/java/com/yfd/platform/qgc_env/fp/entity/vo/FpSdfpssrVo.java

@@ -73,7 +73,7 @@ public class FpSdfpssrVo {
     private Integer direction;
 
     @Schema(description = "游向")
-    private Integer directionName;
+    private String directionName;
 
     @Schema(description = "监测方式")
     private Integer mway;

backend/src/main/java/com/yfd/platform/qgc_env/fp/service/impl/FpRunServiceImpl.java

@@ -783,7 +783,7 @@ public class FpRunServiceImpl implements FpRunService {
                 "t.PICPTH AS picpth, " +
                 "t.VDPTH AS vdpth, " +
                 "t.DIRECTION AS direction, " +
-                "t.DIRECTION AS directionName, " +
+                "           CASE t.DIRECTION WHEN 0 THEN '上行' WHEN 1 THEN '下行' WHEN 2 THEN '上行折返' WHEN 3 THEN '下行折返' END AS directionName, " +
                 "1 AS mway, " +
                 "t.STRDT AS strdt, " +
                 "t.ENDDT AS enddt, " +