#69 added method take part in conference

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

@@ -104,6 +104,15 @@ public class ConferenceController {
         return CONFERENCE_PAGE;
     }
 
+    @PostMapping(value = "/conference", params = "takePart")
+    public String takePart(@Valid ConferenceDto conferenceDto, Errors errors) throws IOException {
+        if (errors.hasErrors()) {
+            return CONFERENCE_PAGE;
+        }
+        conferenceService.takePart(conferenceDto);
+        return CONFERENCE_PAGE;
+    }
+
     public List<Paper> getNotSelectPapers(List<Integer> paperIds) {
         return conferenceService.getConferencePapers(paperIds);
     }

src/main/java/ru/ulstu/conference/model/Conference.java

@@ -23,9 +23,7 @@ import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
 import java.util.ArrayList;
 import java.util.Date;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Set;
 
 @Entity
 @Table(name = "conference")
@@ -66,7 +64,8 @@ public class Conference extends BaseEntity {
     @JoinTable(name = "users_conference",
             joinColumns = {@JoinColumn(name = "conference_id")},
             inverseJoinColumns = {@JoinColumn(name = "users_id")})
-    private Set<UserConference> users = new HashSet<>();
+    @Fetch(FetchMode.SUBSELECT)
+    private List<UserConference> users = new ArrayList<>();
 
     public String getTitle() {
         return title;
@@ -132,11 +131,11 @@ public class Conference extends BaseEntity {
         this.papers = papers;
     }
 
-    public Set<UserConference> getUsers() {
+    public List<UserConference> getUsers() {
         return users;
     }
 
-    public void setUsers(Set<UserConference> users) {
+    public void setUsers(List<UserConference> users) {
         this.users = users;
     }
 }

src/main/java/ru/ulstu/conference/model/ConferenceDto.java

@@ -13,9 +13,7 @@ import javax.persistence.TemporalType;
 import javax.validation.constraints.Size;
 import java.util.ArrayList;
 import java.util.Date;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Set;
 
 import static ru.ulstu.core.util.StreamApiUtils.convert;
 
@@ -38,11 +36,11 @@ public class ConferenceDto {
     private Date endDate = new Date();
     private List<Deadline> deadlines = new ArrayList<>();
     private List<Integer> removedDeadlineIds = new ArrayList<>();
-    private Set<Integer> userIds = new HashSet<>();
+    private List<Integer> userIds = new ArrayList<>();
     private List<Integer> paperIds = new ArrayList<>();
     private List<Paper> papers = new ArrayList<>();
     private List<Paper> notSelectedPapers = new ArrayList<>();
-    private Set<UserConference> users = new HashSet<>();
+    private List<UserConference> users = new ArrayList<>();
     private Integer filterUserId;
 
     public ConferenceDto() {
@@ -57,9 +55,9 @@ public class ConferenceDto {
                          @JsonProperty("beginDate") Date beginDate,
                          @JsonProperty("endDate") Date endDate,
                          @JsonProperty("deadlines") List<Deadline> deadlines,
-                         @JsonProperty("userIds") Set<Integer> userIds,
+                         @JsonProperty("userIds") List<Integer> userIds,
                          @JsonProperty("paperIds") List<Integer> paperIds,
-                         @JsonProperty("users") Set<UserConference> users,
+                         @JsonProperty("users") List<UserConference> users,
                          @JsonProperty("papers") List<Paper> papers,
                          @JsonProperty("notSelectedPapers") List<Paper> notSelectedPapers) {
         this.id = id;
@@ -157,11 +155,11 @@ public class ConferenceDto {
         this.deadlines = deadlines;
     }
 
-    public Set<Integer> getUserIds() {
+    public List<Integer> getUserIds() {
         return userIds;
     }
 
-    public void setUserIds(Set<Integer> userIds) {
+    public void setUserIds(List<Integer> userIds) {
         this.userIds = userIds;
     }
 
@@ -181,11 +179,11 @@ public class ConferenceDto {
         this.papers = papers;
     }
 
-    public Set<UserConference> getUsers() {
+    public List<UserConference> getUsers() {
         return users;
     }
 
-    public void setUsers(Set<UserConference> users) {
+    public void setUsers(List<UserConference> users) {
         this.users = users;
     }
 

src/main/java/ru/ulstu/conference/repository/ConferenceUserRepository.java

@@ -0,0 +1,7 @@
+package ru.ulstu.conference.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import ru.ulstu.user.model.UserConference;
+
+public interface ConferenceUserRepository extends JpaRepository<UserConference, Integer> {
+}

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

@@ -9,6 +9,8 @@ import ru.ulstu.conference.repository.ConferenceRepository;
 import ru.ulstu.deadline.service.DeadlineService;
 import ru.ulstu.paper.model.Paper;
 import ru.ulstu.paper.service.PaperService;
+import ru.ulstu.user.model.UserConference;
+import ru.ulstu.user.service.UserService;
 
 import java.io.IOException;
 import java.util.List;
@@ -21,17 +23,24 @@ public class ConferenceService {
     private final static int MAX_DISPLAY_SIZE = 40;
 
     private final ConferenceRepository conferenceRepository;
+    private final ConferenceUserService conferenceUserService;
     private final DeadlineService deadlineService;
     private final PaperService paperService;
+    private final UserService userService;
 
     public ConferenceService(ConferenceRepository conferenceRepository,
+                             ConferenceUserService conferenceUserService,
                              DeadlineService deadlineService,
-                             PaperService paperService) {
+                             PaperService paperService,
+                             UserService userService) {
         this.conferenceRepository = conferenceRepository;
+        this.conferenceUserService = conferenceUserService;
         this.deadlineService = deadlineService;
         this.paperService = paperService;
+        this.userService = userService;
     }
 
+
     public List<Conference> findAll() {
         return conferenceRepository.findAll();
     }
@@ -88,6 +97,10 @@ public class ConferenceService {
         conferenceDto.getNotSelectedPapers().add(removedPaper);
     }
 
+    public void takePart(ConferenceDto conferenceDto) throws IOException {
+        conferenceDto.getUsers().add(new UserConference("test", "test", userService.getCurrentUser()));
+    }
+
     public List<Paper> getConferencePapers(List<Integer> paperIds) {
         return paperService.findAllNotSelect(paperIds);
     }
@@ -101,6 +114,8 @@ public class ConferenceService {
         conference.setEndDate(conferenceDto.getEndDate());
         conference.setPapers(conferenceDto.getPapers());
         conference.setDeadlines(deadlineService.saveOrCreate(conferenceDto.getDeadlines()));
+        conferenceDto.getUsers().forEach(user -> userService.findById(user.getUser().getId()));
+        conference.setUsers(conferenceUserService.saveOrCreate(conferenceDto.getUsers()));
         if (conferenceDto.getPaperIds() != null && !conferenceDto.getPaperIds().isEmpty()) {
             conferenceDto.getPaperIds().forEach(paperId ->
                     conference.getPapers().add(paperService.findEntityById(paperId)));

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

@@ -0,0 +1,48 @@
+package ru.ulstu.conference.service;
+
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ru.ulstu.conference.repository.ConferenceUserRepository;
+import ru.ulstu.user.model.UserConference;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+public class ConferenceUserService {
+
+    private final ConferenceUserRepository conferenceUserRepository;
+
+    public ConferenceUserService(ConferenceUserRepository conferenceUserRepository) {
+        this.conferenceUserRepository = conferenceUserRepository;
+    }
+
+    public List<UserConference> saveOrCreate(List<UserConference> users) {
+        return users
+                .stream()
+                .map(user -> {
+                    return user.getId() != null ? update(user) : create(user);
+                }).collect(Collectors.toList());
+    }
+
+    @Transactional
+    public UserConference update(UserConference user) {
+        UserConference updateUser = conferenceUserRepository.findOne(user.getId());
+        updateUser.setDeposit(user.getDeposit());
+        updateUser.setParticipation(user.getParticipation());
+        conferenceUserRepository.save(updateUser);
+        return updateUser;
+    }
+
+    @Transactional
+    public UserConference create(UserConference user) {
+        UserConference newUser = new UserConference();
+        newUser.setDeposit(user.getDeposit());
+        newUser.setParticipation(user.getParticipation());
+        newUser.setUser(user.getUser());
+        newUser = conferenceUserRepository.save(newUser);
+        return newUser;
+    }
+
+
+}

src/main/java/ru/ulstu/user/model/UserConference.java

@@ -1,5 +1,7 @@
 package ru.ulstu.user.model;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
 import ru.ulstu.core.model.BaseEntity;
 
 import javax.persistence.Column;
@@ -25,4 +27,49 @@ public class UserConference extends BaseEntity {
     @JoinColumn(name = "users_id")
     private User user;
 
+    public UserConference() {
+    }
+
+    public UserConference(String participation, String deposit, User user) {
+        this.participation = participation;
+        this.deposit = deposit;
+        this.user = user;
+    }
+
+    @JsonCreator
+    public UserConference(@JsonProperty("id") Integer id,
+                          @JsonProperty("participation") String participation,
+                          @JsonProperty("deposit") String deposit,
+                          @JsonProperty("user") User user) {
+        this.setId(id);
+        this.participation = participation;
+        this.deposit = deposit;
+        this.user = user;
+    }
+
+
+    public String getParticipation() {
+        return participation;
+    }
+
+    public void setParticipation(String participation) {
+        this.participation = participation;
+    }
+
+    public String getDeposit() {
+        return deposit;
+    }
+
+    public void setDeposit(String deposit) {
+        this.deposit = deposit;
+    }
+
+    public User getUser() {
+        return user;
+    }
+
+    public void setUser(User user) {
+        this.user = user;
+    }
+
 }

src/main/resources/templates/conferences/conference.html

@@ -97,23 +97,28 @@
                                 <div class="form-group">
                                     <label for="members">Участники:</label>
                                     <div class="member-list form-control list-group" id="members">
-                                        <div class="member d-flex list-group-item justify-content-between p-1">
-                                            <input class="member-name" readonly="true"/>
-                                            <select class="member-participation">
-                                                очная
+                                        <input th:type="hidden" th:value="*{users}"/>
+                                        <div class="member d-flex list-group-item justify-content-between p-1"
+                                             th:each="user, rowStat : *{users}">
+                                            <input type="hidden" th:field="*{users[__${rowStat.index}__].id}"/>
+                                            <input type="hidden" th:field="*{users[__${rowStat.index}__].user.id}"/>
+                                            <input class="member-name" readonly="true"
+                                                   th:field="*{users[__${rowStat.index}__].user.lastName}"/>
+                                            <select class="member-participation"
+                                                    th:field="*{users[__${rowStat.index}__].participation}">
+
                                             </select>
-                                            <select class="member-deposit">
-                                                статья
+                                            <select class="member-deposit"
+                                                    th:field="*{users[__${rowStat.index}__].deposit}">
+
                                             </select>
                                         </div>
                                     </div>
                                 </div>
 
                                 <div class="form-group d-flex justify-content-end">
-                                    <button id="take-part" class="btn btn-primary"
-                                            type="button">
-                                        Принять участие
-                                    </button>
+                                    <input id="take-part" class="btn btn-primary"
+                                           type="submit" name="takePart" value="Принять участие"/>
                                 </div>
 
                                 <div class="form-group">