#108 add formatting methods

src/main/java/ru/ulstu/paper/controller/PaperRestController.java

@@ -12,6 +12,7 @@ import ru.ulstu.configuration.Constants;
 import ru.ulstu.core.model.response.Response;
 import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.paper.model.PaperListDto;
+import ru.ulstu.paper.model.ReferenceDto;
 import ru.ulstu.paper.service.PaperService;
 
 import javax.validation.Valid;
@@ -66,4 +67,9 @@ public class PaperRestController {
     public Response<List<String>> getFormattedPaperList() {
         return new Response<>(paperService.getFormattedPaperList());
     }
+
+    @PostMapping("/getFormattedReference")
+    public Response<String> getFormattedReference(@RequestBody @Valid ReferenceDto referenceDto) {
+        return new Response<>(paperService.getFormattedReference(referenceDto));
+    }
 }

src/main/java/ru/ulstu/paper/service/PaperService.java

@@ -10,12 +10,14 @@ import ru.ulstu.file.service.FileService;
 import ru.ulstu.paper.model.Paper;
 import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.paper.model.PaperListDto;
+import ru.ulstu.paper.model.ReferenceDto;
 import ru.ulstu.paper.repository.PaperRepository;
 import ru.ulstu.timeline.service.EventService;
 import ru.ulstu.user.model.User;
 import ru.ulstu.user.service.UserService;
 
 import java.io.IOException;
+import java.text.MessageFormat;
 import java.util.Arrays;
 import java.util.Date;
 import java.util.HashSet;
@@ -32,6 +34,9 @@ import static ru.ulstu.paper.model.Paper.PaperStatus.DRAFT;
 import static ru.ulstu.paper.model.Paper.PaperStatus.FAILED;
 import static ru.ulstu.paper.model.Paper.PaperStatus.ON_PREPARATION;
 import static ru.ulstu.paper.model.Paper.PaperType.OTHER;
+import static ru.ulstu.paper.model.ReferenceDto.FormatStandard.GOST;
+import static ru.ulstu.paper.model.ReferenceDto.ReferenceType.ARTICLE;
+import static ru.ulstu.paper.model.ReferenceDto.ReferenceType.BOOK;
 
 @Service
 public class PaperService {
@@ -272,4 +277,30 @@ public class PaperService {
                 .map(User::getUserAbbreviate)
                 .collect(Collectors.joining(", "));
     }
+
+    public String getFormattedReference(ReferenceDto referenceDto) {
+        return referenceDto.getFormatStandard() == GOST
+                ? getGostReference(referenceDto)
+                : getSpringerReference(referenceDto);
+    }
+
+    public String getGostReference(ReferenceDto referenceDto) {
+        return MessageFormat.format(referenceDto.getReferenceType() == BOOK ? "{0} {1} - {2}{3}. - {4}с." : "{0} {1}{5} {2}{3}. С. {4}.",
+                referenceDto.getAuthors(),
+                referenceDto.getPublicationTitle(),
+                StringUtils.isEmpty(referenceDto.getPublisher()) ? "" : referenceDto.getPublisher() + ", ",
+                referenceDto.getPublicationYear().toString(),
+                referenceDto.getPages(),
+                StringUtils.isEmpty(referenceDto.getJournalOrCollectionTitle()) ? "." : " // " + referenceDto.getJournalOrCollectionTitle() + ".");
+    }
+
+    public String getSpringerReference(ReferenceDto referenceDto) {
+        return MessageFormat.format("{0} ({1}) {2}.{3} {4}pp {5}",
+                referenceDto.getAuthors(),
+                referenceDto.getPublicationYear().toString(),
+                referenceDto.getPublicationTitle(),
+                referenceDto.getReferenceType() == ARTICLE ? " " + referenceDto.getJournalOrCollectionTitle() + "," : "",
+                StringUtils.isEmpty(referenceDto.getPublisher()) ? "" : referenceDto.getPublisher() + ", ",
+                referenceDto.getPages());
+    }
 }