fix event create conditions

src/main/java/ru/ulstu/timeline/service/EventScheduler.java

@@ -40,7 +40,8 @@ public class EventScheduler {
     @Scheduled(cron = "0 0 * * * ?")
     public void checkPeriodEvents() {
         log.debug("EventScheduler.checkPeriodEvents started");
-        for (Event event : eventService.findAllFuture()) {
+        //TODO: filter
+        for (Event event : eventService.findAll()) {
             if (halfOfThePeriodHasPassed(event)) {
                 eventService.createBasedOn(event, DateUtils.addDays(event.getExecuteDate(), getShiftInDays(event.getPeriod())));
             }
@@ -67,6 +68,6 @@ public class EventScheduler {
     private boolean halfOfThePeriodHasPassed(Event event) {
         return event.getPeriod() != null && event.getChild() == null
                 && new Date().after(
-                        DateUtils.addDays(event.getExecuteDate(), (int) -Math.round((double) getShiftInDays(event.getPeriod()) / 2)));
+                DateUtils.addDays(event.getExecuteDate(), (int) Math.round((double) getShiftInDays(event.getPeriod()) / 2)));
     }
 }