Backend/feature/174 add comment

backend/src/main/java/com/group1/cuisines/controllers/RecipeController.java

@@ -2,6 +2,7 @@
 import com.group1.cuisines.dto.NewRecipeDto;
 import com.group1.cuisines.dto.RatingDto;
 import com.group1.cuisines.dto.RecipeDetailDto;
+import com.group1.cuisines.entities.Recipe;
 import com.group1.cuisines.entities.User;
 import com.group1.cuisines.services.RecipeService;
 import org.springframework.http.HttpStatus;
@@ -99,4 +100,23 @@ public ResponseEntity<?> getBookmarks(@PathVariable Integer recipeId) {
     }
 
 
+
+    @PostMapping("/recipes/{recipeId}/comments")
+    public ResponseEntity<?> addComment(@PathVariable Integer recipeId, @RequestBody String comment) {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        if (authentication == null || authentication.getPrincipal().equals("anonymousUser")) {
+            return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body("Authentication required.");
+        }
+
+        String username = authentication.getName(); // Assuming the username can be obtained like this
+
+        boolean savedComment = recipeService.addComment(recipeId, username, comment);
+        if (savedComment != false) {
+            return ResponseEntity.status(HttpStatus.CREATED).body(savedComment);
+        } else {
+            return ResponseEntity.badRequest().body("Failed to add comment.");
+        }
+    }
+
+
 }

backend/src/main/java/com/group1/cuisines/repositories/CommentRepository.java

@@ -6,5 +6,4 @@
 
 @Repository
 public interface CommentRepository extends JpaRepository<Comment, Integer> {
-
 }

backend/src/main/java/com/group1/cuisines/services/RecipeService.java

@@ -29,6 +29,8 @@ public class RecipeService {
     private RatingRepository ratingRepository;
     @Autowired
     private BookmarkRepository bookmarkRepository;
+    @Autowired
+    private CommentRepository commentRepository;
 
     @Transactional
     public RecipeDetailDto createRecipe(NewRecipeDto newRecipe, String username) throws Exception {
@@ -145,4 +147,26 @@ public List<User> getWhoBookmarked(Integer recipeId) {
         return bookmarkRepository.findByRecipeId(recipeId).stream().map(Bookmark::getUser).toList();
     }
 
+    public boolean addComment(Integer recipeId, String username, String comment) {
+        User user = userRepository.findByUsername(username).orElse(null);
+        if (user == null){
+            return false;
+        }
+        Recipe recipe = recipeRepository.findById(recipeId).orElse(null);
+        if (recipe == null){
+            return false;
+        }
+        if(comment.length() > 1024 || comment.length() < 1) {
+            return false;
+        }
+        Comment newComment = Comment.builder()
+                .user(user)
+                .recipe(recipe)
+                .text(comment)
+                .build();
+        commentRepository.save(newComment);
+
+        return true;
+    }
+
 }