Forum and topic getter and creator endpoints

backend/src/main/java/ovh/herisson/Clyde/EndPoints/Msg/ForumController.java

@@ -0,0 +1,84 @@
+package ovh.herisson.Clyde.EndPoints.Msg;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.HttpStatusCode;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RestController;
+
+import jakarta.websocket.server.PathParam;
+import lombok.AllArgsConstructor;
+import ovh.herisson.Clyde.Repositories.CourseRepository;
+import ovh.herisson.Clyde.Repositories.Msg.ForumRepository;
+import ovh.herisson.Clyde.Responses.UnauthorizedResponse;
+import ovh.herisson.Clyde.Services.AuthenticatorService;
+import ovh.herisson.Clyde.Services.CourseService;
+import ovh.herisson.Clyde.Services.Msg.ForumService;
+import ovh.herisson.Clyde.Tables.Course;
+import ovh.herisson.Clyde.Tables.User;
+import ovh.herisson.Clyde.Tables.Msg.Forum;
+import ovh.herisson.Clyde.Tables.Msg.Topic;
+
+@RestController
+@CrossOrigin(originPatterns = "*", allowCredentials = "true")
+@AllArgsConstructor
+public class ForumController {
+
+	private CourseRepository courseRepo;
+	private CourseService courseServ;
+	private AuthenticatorService authServ;
+	private ForumService forumServ;
+	private ForumRepository forumRepo;
+
+	//// Endpoints to get and create new forums
+
+	@GetMapping("/forums/{id}")
+	public ResponseEntity<List<Forum>> getForumFromCourseId(@RequestHeader("Authorization") String token, @PathVariable long id){
+		User u = authServ.getUserFromToken(token);
+		if(u != null){
+			return new UnauthorizedResponse<>(null);
+		}
+		return new ResponseEntity<>(courseRepo.findById(id).getForums(), HttpStatus.OK);
+	}
+
+	@PostMapping("/forums/{id}")
+	public ResponseEntity<Forum> createForumOfCourse(@RequestHeader("Authorization") String token, @PathVariable long id, @RequestBody Forum data){
+		User u = authServ.getUserFromToken(token);
+		Course c = courseRepo.findById(id);
+		if(!c.getOwner().equals(u)){
+			return new UnauthorizedResponse<>(null);
+		}
+		forumServ.createForum(c, data);
+		return new ResponseEntity<>(HttpStatus.ACCEPTED);
+	}
+
+	//// Endpoints to get and create forum's topic
+
+	@GetMapping("/forum/{id}")
+	public ResponseEntity<List<Topic>> getTopicsFromForumId(@RequestHeader("Authorization") String token, @PathVariable long id){
+		User u = authServ.getUserFromToken(token);
+		if(u != null){
+			return new UnauthorizedResponse<>(null);
+		}
+		return new ResponseEntity<>(forumRepo.findById(id).orElse(null).getTopics(), HttpStatus.OK);
+	}
+
+	@PostMapping("/forum/{id}")
+	public ResponseEntity<Topic> postTopicToForum(@RequestHeader("Authorization") String token, @PathVariable long id, @RequestBody Topic data){
+		User u = authServ.getUserFromToken(token);
+		Forum f = forumRepo.findById(id).orElse(null);
+		if(!f.getWriters().contains(u)){
+			return new UnauthorizedResponse<>(null);
+		}
+		forumServ.createTopic(f, data);
+		return new ResponseEntity<>(HttpStatus.ACCEPTED);
+	}
+}

backend/src/main/java/ovh/herisson/Clyde/Repositories/Msg/ForumRepository.java

@@ -0,0 +1,9 @@
+package ovh.herisson.Clyde.Repositories.Msg;
+
+import org.springframework.data.repository.CrudRepository;
+
+import ovh.herisson.Clyde.Tables.Msg.Forum;
+
+public interface ForumRepository extends CrudRepository<Forum, Long> {
+	
+}

backend/src/main/java/ovh/herisson/Clyde/Services/Msg/ForumService.java

@@ -0,0 +1,29 @@
+package ovh.herisson.Clyde.Services.Msg;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import lombok.AllArgsConstructor;
+import ovh.herisson.Clyde.Repositories.CourseRepository;
+import ovh.herisson.Clyde.Repositories.Msg.ForumRepository;
+import ovh.herisson.Clyde.Tables.Course;
+import ovh.herisson.Clyde.Tables.Msg.Forum;
+import ovh.herisson.Clyde.Tables.Msg.Topic;
+
+@Service
+@AllArgsConstructor
+public class ForumService {
+
+	private CourseRepository courseRepo;
+	private ForumRepository forumRepo;
+
+	public void createForum(Course c, Forum f){
+		c.addForum(f);
+		courseRepo.save(c);
+	}
+
+    public void createTopic(Forum f, Topic data) {
+		f.addTopic(data);
+		forumRepo.save(f);
+    }
+}

backend/src/main/java/ovh/herisson/Clyde/Tables/Course.java

@@ -1,6 +1,7 @@
 package ovh.herisson.Clyde.Tables;
 
 import jakarta.persistence.*;
+import lombok.Data;
 import ovh.herisson.Clyde.Tables.Msg.Forum;
 
 import java.util.List;
@@ -9,6 +10,7 @@ import org.hibernate.annotations.OnDelete;
 import org.hibernate.annotations.OnDeleteAction;
 
 @Entity
+@Data
 public class Course {
     @Id
     @GeneratedValue(strategy = GenerationType.AUTO)
@@ -24,6 +26,10 @@ public class Course {
 	//// Extension Messagerie /////
 	@OneToMany
 	private List<Forum> forums;
+
+	public void addForum(Forum f){
+		forums.add(f);
+	}
 	///////////////////////////////
 
     public Course(int credits, String title, User owner){

backend/src/main/java/ovh/herisson/Clyde/Tables/Msg/Forum.java

@@ -21,6 +21,13 @@ public class Forum {
 	private String name;
 
 	@OneToMany
+	private List<Topic> topics;
+
+    public void addTopic(Topic t) {
+		topics.add(t);
+    }
+
+    @OneToMany
 	private List<User> writers; // User who are authorized to create a post
 
 	@OneToMany