src/main/java/ru/ulstu/grant/controller/GrantController.java

@@ -13,6 +13,7 @@ import ru.ulstu.deadline.model.Deadline;
 import ru.ulstu.grant.model.Grant;
 import ru.ulstu.grant.model.GrantDto;
 import ru.ulstu.grant.service.GrantService;
+import ru.ulstu.paper.model.Paper;
 import ru.ulstu.user.model.User;
 import springfox.documentation.annotations.ApiIgnore;
 
@@ -113,6 +114,11 @@ public class GrantController {
         return grantService.getGrantAuthors(grantDto);
     }
 
+    @ModelAttribute("allPapers")
+    public List<Paper> getGrantPapers() {
+        return grantService.getGrantPapers();
+    }
+
     private void filterEmptyDeadlines(GrantDto grantDto) {
         grantDto.setDeadlines(grantDto.getDeadlines().stream()
                 .filter(dto -> dto.getDate() != null || !isEmpty(dto.getDescription()))

src/main/java/ru/ulstu/grant/model/Grant.java

@@ -5,6 +5,7 @@ import ru.ulstu.core.model.BaseEntity;
 import ru.ulstu.core.model.UserContainer;
 import ru.ulstu.deadline.model.Deadline;
 import ru.ulstu.file.model.FileData;
+import ru.ulstu.paper.model.Paper;
 import ru.ulstu.project.model.Project;
 import ru.ulstu.user.model.User;
 
@@ -14,6 +15,7 @@ import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
 import javax.persistence.FetchType;
 import javax.persistence.JoinColumn;
+import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
 import javax.persistence.ManyToOne;
 import javax.persistence.OneToMany;
@@ -83,6 +85,12 @@ public class Grant extends BaseEntity implements UserContainer {
     @JoinColumn(name = "leader_id")
     private User leader;
 
+    @ManyToMany(fetch = FetchType.EAGER)
+    @JoinTable(name = "grants_papers",
+            joinColumns = {@JoinColumn(name = "grant_id")},
+            inverseJoinColumns = {@JoinColumn(name = "paper_id")})
+    private List<Paper> papers = new ArrayList<>();
+
     public GrantStatus getStatus() {
         return status;
     }
@@ -152,6 +160,14 @@ public class Grant extends BaseEntity implements UserContainer {
         this.leader = leader;
     }
 
+    public List<Paper> getPapers() {
+        return papers;
+    }
+
+    public void setPapers(List<Paper> papers) {
+        this.papers = papers;
+    }
+
     public Optional<Deadline> getNextDeadline() {
         return deadlines
                 .stream()

src/main/java/ru/ulstu/grant/model/GrantDto.java

@@ -5,6 +5,7 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import org.apache.commons.lang3.StringUtils;
 import org.hibernate.validator.constraints.NotEmpty;
 import ru.ulstu.deadline.model.Deadline;
+import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.project.model.ProjectDto;
 import ru.ulstu.user.model.UserDto;
 
@@ -32,6 +33,8 @@ public class GrantDto {
     private boolean wasLeader;
     private boolean hasAge;
     private boolean hasDegree;
+    private List<Integer> paperIds = new ArrayList<>();
+    private List<PaperDto> papers = new ArrayList<>();
 
     public GrantDto() {
         deadlines.add(new Deadline());
@@ -49,7 +52,9 @@ public class GrantDto {
                     @JsonProperty("leader") Integer leaderId,
                     @JsonProperty("wasLeader") boolean wasLeader,
                     @JsonProperty("hasAge") boolean hasAge,
-                    @JsonProperty("hasDegree") boolean hasDegree) {
+                    @JsonProperty("hasDegree") boolean hasDegree,
+                    @JsonProperty("paperIds") List<Integer> paperIds,
+                    @JsonProperty("papers") List<PaperDto> papers) {
         this.id = id;
         this.title = title;
         this.status = status;
@@ -62,6 +67,8 @@ public class GrantDto {
         this.wasLeader = wasLeader;
         this.hasAge = hasAge;
         this.hasDegree = hasDegree;
+        this.paperIds = paperIds;
+        this.papers = papers;
     }
 
     public GrantDto(Grant grant) {
@@ -78,6 +85,8 @@ public class GrantDto {
         this.wasLeader = false;
         this.hasAge = false;
         this.hasDegree = false;
+        this.paperIds = convert(grant.getPapers(), paper -> paper.getId());
+        this.papers = convert(grant.getPapers(), PaperDto::new);
     }
 
     public Integer getId() {
@@ -190,4 +199,20 @@ public class GrantDto {
     public void setHasDegree(boolean hasDegree) {
         this.hasDegree = hasDegree;
     }
+
+    public List<Integer> getPaperIds() {
+        return paperIds;
+    }
+
+    public void setPaperIds(List<Integer> paperIds) {
+        this.paperIds = paperIds;
+    }
+
+    public List<PaperDto> getPapers() {
+        return papers;
+    }
+
+    public void setPapers(List<PaperDto> papers) {
+        this.papers = papers;
+    }
 }

src/main/java/ru/ulstu/grant/service/GrantService.java

@@ -9,6 +9,8 @@ import ru.ulstu.file.service.FileService;
 import ru.ulstu.grant.model.Grant;
 import ru.ulstu.grant.model.GrantDto;
 import ru.ulstu.grant.repository.GrantRepository;
+import ru.ulstu.paper.model.Paper;
+import ru.ulstu.paper.service.PaperService;
 import ru.ulstu.project.model.Project;
 import ru.ulstu.project.model.ProjectDto;
 import ru.ulstu.project.service.ProjectService;
@@ -34,17 +36,20 @@ public class GrantService {
     private final DeadlineService deadlineService;
     private final FileService fileService;
     private final UserService userService;
+    private final PaperService paperService;
 
     public GrantService(GrantRepository grantRepository,
                         FileService fileService,
                         DeadlineService deadlineService,
                         ProjectService projectService,
-                        UserService userService) {
+                        UserService userService,
+                        PaperService paperService) {
         this.grantRepository = grantRepository;
         this.fileService = fileService;
         this.deadlineService = deadlineService;
         this.projectService = projectService;
         this.userService = userService;
+        this.paperService = paperService;
     }
 
     public List<Grant> findAll() {
@@ -86,6 +91,11 @@ public class GrantService {
         if (grantDto.getLeaderId() != null) {
             grant.setLeader(userService.findById(grantDto.getLeaderId()));
         }
+        grant.getPapers().clear();
+        if (grantDto.getPaperIds() != null && !grantDto.getAuthorIds().isEmpty()) {
+            grantDto.getPaperIds().forEach(paperIds ->
+                    grant.getPapers().add(paperService.findEntityById(paperIds)));
+        }
         return grant;
     }
 
@@ -118,7 +128,7 @@ public class GrantService {
     }
 
     @Transactional
-    public Grant create(String title, Project projectId, Date deadlineDate, User user) {
+    public Grant create(String title, Project projectId, Date deadlineDate, User user, Paper paper) {
         Grant grant = new Grant();
         grant.setTitle(title);
         grant.setComment("Комментарий к гранту 1");
@@ -127,6 +137,7 @@ public class GrantService {
         grant.getDeadlines().add(new Deadline(deadlineDate, "первый дедлайн"));
         grant.getAuthors().add(user);
         grant.setLeader(user);
+        grant.getPapers().add(paper);
         grant = grantRepository.save(grant);
         return grant;
     }
@@ -156,4 +167,9 @@ public class GrantService {
                 .map(Grant::getLeader)
                 .collect(Collectors.toList());
     }
+
+    public List<Paper> getGrantPapers() {
+        return paperService.findAll();
+    }
+
 }

src/main/resources/templates/grants/grant.html

@@ -144,7 +144,7 @@
                                 </div>
                                 <div class="form-group">
                                     <label>Участники гранта:</label>
-                                    <select class="selectpicker form-control" multiple="true"
+                                    <select class="selectpicker form-control" multiple="true" data-live-search="true"
                                             title="-- Выберите участников --" id="authors"
                                             th:field="*{authorIds}">
                                         <option th:each="author : ${allAuthors}" th:value="${author.id}"
@@ -154,9 +154,16 @@
                                 </div>
                                 <div class="form-group">
                                     <label>Список статей:</label>
-                                    <p><a href="./#" class="btn btn-primary"><i class="fa fa-plus-circle"
+                                    <select class="selectpicker form-control" multiple="true" data-live-search="true"
+                                            title="Прикрепить статью" data-style="btn-primary" id="papers"
+                                            th:field="*{paperIds}">
+                                        <option th:each="paper : ${allPapers}" th:value="${paper.id}"
+                                                th:text="${paper.title}"> Статья
+                                        </option>
+                                    </select>
+                                    <!-- <p><a href="./#" class="btn btn-primary"><i class="fa fa-plus-circle"
                                                                                 aria-hidden="true">
-                                    </i> Добавить статью</a></p>
+                                    </i> Добавить статью</a></p> -->
                                 </div>
                                 <div class="form-group">
                                     <div th:if="*{project} == null">