src/main/java/ru/ulstu/conference/controller/ConferenceController.java

@@ -15,12 +15,10 @@ import ru.ulstu.conference.model.ConferenceFilterDto;
 import ru.ulstu.conference.model.ConferenceUser;
 import ru.ulstu.conference.service.ConferenceService;
 import ru.ulstu.deadline.model.Deadline;
-import ru.ulstu.paper.model.Paper;
 import springfox.documentation.annotations.ApiIgnore;
 
 import javax.validation.Valid;
 import java.io.IOException;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -49,14 +47,9 @@ public class ConferenceController {
     @GetMapping("/conference")
     public void getConference(ModelMap modelMap, @RequestParam(value = "id") Integer id) {
         if (id != null && id > 0) {
-            ConferenceDto conferenceDto = conferenceService.findOneDto(id);
+            modelMap.put("conferenceDto", conferenceService.getExistConferenceById(id));
-            conferenceDto.setNotSelectedPapers(getNotSelectPapers(conferenceDto.getPaperIds()));
-            conferenceDto.setDisabledTakePart(isCurrentUserParticipant(conferenceDto.getUsers()));
-            modelMap.put("conferenceDto", conferenceDto);
         } else {
-            ConferenceDto conferenceDto = new ConferenceDto();
+            modelMap.put("conferenceDto", conferenceService.getNewConference());
-            conferenceDto.setNotSelectedPapers(getNotSelectPapers(new ArrayList<Integer>()));
-            modelMap.put("conferenceDto", conferenceDto);
         }
     }
 
@@ -116,14 +109,6 @@ public class ConferenceController {
         return CONFERENCE_PAGE;
     }
 
-    public List<Paper> getNotSelectPapers(List<Integer> paperIds) {
-        return conferenceService.getConferencePapers(paperIds);
-    }
-
-    public boolean isCurrentUserParticipant(List<ConferenceUser> conferenceUsers) {
-        return conferenceService.isCurrentUserParticipant(conferenceUsers);
-    }
-
     @ModelAttribute("allParticipation")
     public List<ConferenceUser.Participation> getAllParticipation() {
         return conferenceService.getAllParticipations();

src/main/java/ru/ulstu/conference/service/ConferenceService.java

@@ -13,6 +13,7 @@ import ru.ulstu.paper.service.PaperService;
 import ru.ulstu.user.service.UserService;
 
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
@@ -41,6 +42,19 @@ public class ConferenceService {
         this.userService = userService;
     }
 
+    public ConferenceDto getExistConferenceById(Integer id) {
+        ConferenceDto conferenceDto = findOneDto(id);
+        conferenceDto.setNotSelectedPapers(getNotSelectPapers(conferenceDto.getPaperIds()));
+        conferenceDto.setDisabledTakePart(isCurrentUserParticipant(conferenceDto.getUsers()));
+        return conferenceDto;
+    }
+
+    public ConferenceDto getNewConference() {
+        ConferenceDto conferenceDto = new ConferenceDto();
+        conferenceDto.setNotSelectedPapers(getNotSelectPapers(new ArrayList<Integer>()));
+        return conferenceDto;
+    }
+
 
     public List<Conference> findAll() {
         return conferenceRepository.findAll();
@@ -103,7 +117,7 @@ public class ConferenceService {
         conferenceDto.setDisabledTakePart(true);
     }
 
-    public List<Paper> getConferencePapers(List<Integer> paperIds) {
+    public List<Paper> getNotSelectPapers(List<Integer> paperIds) {
         return paperService.findAllNotSelect(paperIds);
     }