fix：“优化报警查询接口”

src/main/java/com/szwl/controller/TAlarmRecordController.java

@@ -25,10 +25,7 @@ import org.springframework.web.bind.annotation.*;
 
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.GregorianCalendar;
-import java.util.List;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -154,8 +151,14 @@ public class TAlarmRecordController {
         tAlarmRecord.eq(TAlarmRecord::getIsEliminate, 0);
         tAlarmRecord.gt(TAlarmRecord::getOccurrenceTime, dateStart);
         tAlarmRecord.le(TAlarmRecord::getOccurrenceTime, dateEnd);
+        tAlarmRecord.orderByAsc(TAlarmRecord::getOccurrenceTime);
         List<TAlarmRecord> list = tAlarmRecordService.list(tAlarmRecord);
         if (list.size() > 0) {
+            Map<Long, TAlarmRecord> latestRecordsMap = new HashMap<>();
+            for (TAlarmRecord alarmRecord : list) {
+                latestRecordsMap.put(alarmRecord.getEquipmentId(), alarmRecord);
+            }
+            list = new ArrayList<>(latestRecordsMap.values());
             return R.ok(list);
         }
         return R.ok();