Method GetPostById

internal/repository/post.go:117–133

GetPostById 获取帖子详细信息

(ctx context.Context, postId uint, uid int64)

// GetPostById 获取帖子详细信息
func (p *postRepository) GetPostById(ctx context.Context, postId uint, uid int64) (domain.Post, error) {
	// 先从缓存中获取
	post, err := p.cache.Get(ctx, fmt.Sprint(postId))
	if err == nil {
		return post, nil
	}

	dp, err := p.dao.GetById(ctx, postId, uid)
	if err != nil {
		p.l.Error("获取帖子失败", zap.Error(err), zap.Uint("post_id", postId))
		return domain.Post{}, fmt.Errorf("获取帖子失败: %w", err)
	}

	result := change.ToDomainPost(dp)

	return result, nil
}

// GetPublishPostById 获取已发布的帖子详细信息
func (p *postRepository) GetPublishPostById(ctx context.Context, postId uint) (domain.Post, error) {