班次日期重叠比较

imcs-admin-boot/imcs-business-biz/src/main/java/com/github/zuihou/business/classSchedule/service/impl/ScheduleFrequencyServiceImpl.java

@@ -14,18 +14,22 @@ import com.github.zuihou.base.service.SuperServiceImpl;
 
 import com.github.zuihou.common.constant.CodeRuleModule;
 import com.github.zuihou.common.constant.DictionaryType;
+import com.github.zuihou.common.util.DateUtil;
 import com.github.zuihou.database.mybatis.conditions.Wraps;
 import com.github.zuihou.database.mybatis.conditions.query.LbqWrapper;
 import com.github.zuihou.injection.annonation.InjectionResult;
 import com.github.zuihou.model.RemoteData;
 import com.github.zuihou.tenant.service.CodeRuleService;
 import com.github.zuihou.utils.BeanPlusUtil;
+import com.github.zuihou.utils.DateUtils;
 import com.github.zuihou.utils.StrPool;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.Arrays;
+import java.util.Date;
 import java.util.List;
 import java.util.Map;
 
@@ -68,7 +72,10 @@ public class ScheduleFrequencyServiceImpl extends SuperServiceImpl<ScheduleFrequ
     @Override
     @Transactional(rollbackFor = Exception.class)
     public ScheduleFrequency save(ScheduleFrequencySaveDTO data) {
+        // 校验班次是否已经存在
         isFalse(check(data), "班次名称已存在，请重新输入");
+        // 班次日期是否重叠
+        isFalse(checkScheduleFrequencyTime(data), "班次名称日期与其他班次日期有重叠，请重新输入");
 
         ScheduleFrequency scheduleFrequency = BeanPlusUtil.toBean(data, ScheduleFrequency.class);
         //根据编码规则
@@ -78,6 +85,62 @@ public class ScheduleFrequencyServiceImpl extends SuperServiceImpl<ScheduleFrequ
         return scheduleFrequency;
     }
 
+    /**
+     * 判断时间是否有交集
+     * @param data
+     * @return
+     */
+    private boolean checkScheduleFrequencyTime(ScheduleFrequencySaveDTO data) {
+        boolean flag = false;
+        List<String> frequencyTypes = Arrays.asList("01,02,03".split(","));
+        List<ScheduleFrequency> frequencys = baseMapper.selectList(Wraps.<ScheduleFrequency>lbQ().in(ScheduleFrequency::getName,frequencyTypes ));
+        for(ScheduleFrequency scheduleFrequency : frequencys){
+            String endDateOne;
+            if("1".equals(scheduleFrequency.getAccossDay())){
+                String[] times = scheduleFrequency.getEndTime().split(":");
+                endDateOne = String.valueOf(24 + Integer.valueOf(times[0])) + times[1];
+            }else{
+                endDateOne=scheduleFrequency.getEndTime();
+            }
+
+            String endDateTwo;
+            if("1".equals(data.getAccossDay())){
+                String[] times = data.getEndTime().split(":");
+                endDateTwo = String.valueOf(24 + Integer.valueOf(times[0])) + times[1];
+            }else{
+                endDateTwo=data.getEndTime();
+            }
+
+            if(IsInterSection(scheduleFrequency.getStartTime(),endDateOne,data.getStartTime(),endDateTwo)){
+                flag = true;
+                break;
+            }
+        }
+        return flag;
+    }
+
+    private static Boolean IsInterSection(String startDateOne, String endDateOne, String startDateTwo, String endDateTwo)
+    {
+        String maxStartDate = startDateOne;
+        if(maxStartDate.compareTo(startDateTwo)<0)
+        {
+            maxStartDate = startDateTwo;
+        }
+
+        String minEndDate = endDateOne;
+        if(endDateTwo.compareTo(minEndDate) < 0)
+        {
+            minEndDate = endDateTwo;
+        }
+        if(maxStartDate.compareTo(minEndDate)  < 0 )
+        {
+            return true;
+        }
+        else {
+            return  false;
+        }
+    }
+
     @Override
     @Transactional(rollbackFor = Exception.class)
     public ScheduleFrequency update(ScheduleFrequencyUpdateDTO data) {