ViSnezh

src/main/java/site/easystartup/web/project/controller/ProjectController.java

@@ -139,7 +139,7 @@ public class ProjectController {
         return modelAndView;
     }
 
-    @PostMapping("/{projectId}/{nameOfPosition}/applay")
+    @PostMapping("/{projectId}/{nameOfPosition}/apply")
     public ModelAndView applyOnProject(@PathVariable("projectId") Long projectId,
                                         @PathVariable("nameOfPosition") String nameOfPosition,
                                         Principal principal) {

src/main/java/site/easystartup/web/project/domain/model/Participant.java

@@ -21,10 +21,6 @@ public class Participant {
     @JoinColumn(name = "project_id", updatable = false)
     private Project project;
 
-    @Column(name = "technology")
-    @NotNull
-    private String technology;
-
     @Column(name = "name_of_position")
     private String nameOfPosition;
     @ManyToOne

src/main/java/site/easystartup/web/project/domain/model/Project.java

@@ -9,6 +9,7 @@ import javax.validation.constraints.NotNull;
 import javax.validation.constraints.Size;
 import java.time.LocalDateTime;
 import java.util.List;
+import java.util.Set;
 
 @Data
 @Entity
@@ -35,9 +36,12 @@ public class Project {
     @Column(name = "commercial_status") // 1 - commercial, 0 - non-commercial
     private int commercialStatus;
 
-    @Column(name = "technology")
+    @ManyToMany
-    @NotNull
+    @JoinTable(
-    private String technology;
+            joinColumns = @JoinColumn(name = "project_id"),
+            inverseJoinColumns = @JoinColumn(name = "tag_id")
+    )
+    private List<Tag> technology;
 
     @ManyToOne
     @JoinColumn(name = "owner_id", updatable = false)

src/main/java/site/easystartup/web/project/domain/model/Tag.java

@@ -0,0 +1,22 @@
+package site.easystartup.web.project.domain.model;
+
+import lombok.Data;
+
+import javax.persistence.*;
+import java.util.Set;
+
+@Data
+@Entity
+@Table(name = "tag")
+public class Tag {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "tag_id")
+    private Long tagId;
+
+    @Column(name = "tage_name")
+    private String tagName;
+
+    @ManyToMany(mappedBy = "technology")
+    private Set<Project> projects;
+}

src/main/java/site/easystartup/web/project/domain/payload/requst/ProjectRequest.java

@@ -1,11 +1,13 @@
 package site.easystartup.web.project.domain.payload.requst;
+
 import lombok.Data;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.multipart.MultipartFile;
+import site.easystartup.web.project.domain.model.Tag;
 import site.easystartup.web.project.dto.ParticipantDto;
+
 import javax.validation.constraints.NotNull;
 import javax.validation.constraints.Size;
-import java.time.LocalDateTime;
 import java.util.List;
 
 @Data
@@ -22,6 +24,6 @@ public class ProjectRequest {
     private String description;
     private int commercialStatus;
     @NotNull
-    private String technology;
+    private List<Tag> technology;
     private List<ParticipantDto> participants;
 }

src/main/java/site/easystartup/web/project/repo/TagRepo.java

@@ -0,0 +1,13 @@
+package site.easystartup.web.project.repo;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+import site.easystartup.web.project.domain.model.Tag;
+
+import java.util.Optional;
+
+@Repository
+public interface TagRepo extends JpaRepository<Tag, Long> {
+
+    Optional<Tag> findTagByTagNameIgnoreCase(String tagName);
+}

src/main/java/site/easystartup/web/project/service/ProjectService.java

@@ -7,6 +7,7 @@ import site.easystartup.web.domain.User;
 import site.easystartup.web.project.domain.exeption.ProjectNotFoundException;
 import site.easystartup.web.project.domain.model.Participant;
 import site.easystartup.web.project.domain.model.Project;
+import site.easystartup.web.project.domain.model.Tag;
 import site.easystartup.web.project.domain.payload.requst.ProjectRequest;
 import site.easystartup.web.project.repo.ParticipantRepo;
 import site.easystartup.web.project.repo.ProjectRepo;
@@ -14,6 +15,7 @@ import site.easystartup.web.service.UserService;
 import site.easystartup.web.storage.service.StorageService;
 
 import java.security.Principal;
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.LinkedHashSet;
 import java.util.List;
@@ -27,6 +29,7 @@ public class ProjectService {
     private final ModelMapper modelMapper;
     private final StorageService storageService;
     private final ParticipantRepo participantRepo;
+    private final TagService tagService;
 
 
     public Project createProject(ProjectRequest projectRequest, Principal principal) {
@@ -108,13 +111,6 @@ public class ProjectService {
         return projectRepo.save(project);
     }
 
-
-    private String formatTechnology(String technology) {
-        StringBuilder result = new StringBuilder();
-        Arrays.stream(technology.split(",")).forEach(tech -> result.append(tech.trim()).append(" "));
-        return result.toString();
-    }
-
     private Project projectRequestToProject(ProjectRequest projectRequest, Principal principal) {
         Project project = new Project();
 
@@ -122,7 +118,7 @@ public class ProjectService {
                 .stream().map(part -> modelMapper.map(part, Participant.class)).collect(Collectors.toList()));
         project.setTitle(projectRequest.getTitle());
         project.setDescription(projectRequest.getDescription());
-        project.setTechnology(formatTechnology(projectRequest.getTechnology()));
+        project.setTechnology(tagService.convertTechnology(projectRequest.getTechnology()));
         project.setCommercialStatus(project.getCommercialStatus());
         project.setCoverLink(projectRequest.getCover().getName());
         project.setOwner(userService.getUserByPrincipal(principal));

src/main/java/site/easystartup/web/project/service/TagService.java

@@ -0,0 +1,34 @@
+package site.easystartup.web.project.service;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import site.easystartup.web.project.domain.model.Tag;
+import site.easystartup.web.project.repo.TagRepo;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+@RequiredArgsConstructor
+public class TagService {
+    private final TagRepo tagRepo;
+
+    public List<Tag> getAllTags() {
+        return tagRepo.findAll();
+    }
+    public List<Tag> convertTechnology(List<Tag> technology) {
+        List<Tag> tags = new ArrayList<>();
+        technology.forEach(tag -> {
+            Optional<Tag> foundTag = tagRepo.findTagByTagNameIgnoreCase(tag.getTagName());
+            if (foundTag.isPresent()) {
+                tags.add(foundTag.get());
+            }
+            else {
+                tagRepo.save(tag);
+                tags.add(tagRepo.findTagByTagNameIgnoreCase(tag.getTagName()).get());
+            }
+        });
+        return tags;
+    }
+}