[add] 绿波图参数校验优化

signal-optimize-service/src/main/java/net/wanji/opt/synthesis/service/impl/StrategyGreenBeltServiceImpl.java

@@ -32,6 +32,9 @@ public class StrategyGreenBeltServiceImpl implements StrategyGreenBeltService {
     @Override
     public GreenBeltChartVO selectChart(Integer greenId, Date queryDate) {
         try {
+            if (Objects.isNull(queryDate)) {
+                queryDate = new Date();
+            }
             ObjectMapper mapper = JacksonUtils.getInstance();
             QueryWrapper<StrategyGreenOptHistEntity> queryWrapper = new QueryWrapper<>();
             String customOrderBy = "ABS(DATEDIFF(control_time, '" + queryDate + "'))";