refactor: add error to create/delete post

Author: oleksandrkhmil

internal/repositories/post_reposititory.go

@@ -46,10 +46,18 @@ func (r PostRepository) GetPost(id int) (models.Post, error) {
 	return post, nil
 }
 
-func (r PostRepository) Update(post *models.Post) {
-	r.db.Save(post)
+func (r PostRepository) Update(post *models.Post) error {
+	if err := r.db.Save(post).Error; err != nil {
+		return fmt.Errorf("execute update post query: %w", err)
+	}
+
+	return nil
 }
 
-func (r PostRepository) Delete(post *models.Post) {
-	r.db.Delete(post)
+func (r PostRepository) Delete(post *models.Post) error {
+	if err := r.db.Delete(post).Error; err != nil {
+		return fmt.Errorf("execute delete post query: %w", err)
+	}
+
+	return nil
 }

internal/services/post/service.go

@@ -11,8 +11,8 @@ type postRepository interface {
 	Create(post *models.Post) error
 	GetPosts() ([]models.Post, error)
 	GetPost(id int) (models.Post, error)
-	Update(post *models.Post)
-	Delete(post *models.Post)
+	Update(post *models.Post) error
+	Delete(post *models.Post) error
 }
 
 type Service struct {