pub async fn list(
    State(state): State<ArcAppState>,
    Query(frm): Query<form::subject::ListForAdmin>,
) -> Result<resp::JsonResp<model::subject::SubjectPaginate>> {
    let handler_name = "admin/subject/list";
    let p = get_pool(&state);
    let subjects = model::subject::Subject::list(
        &*p,
        &model::subject::SubjectListFilter {
            pq: model::subject::SubjectPaginateReq {
                page: frm.pq.page(),
                page_size: frm.pq.page_size(),
            },
            order: None,
            is_del: frm.is_del(),
            status: frm.status,
            name: frm.name,
            slug: frm.slug,
        },
    )
    .await
    .map_err(Error::from)
    .map_err(log_error(handler_name))?;
    Ok(resp::ok(subjects))
}


#[derive(Debug, Default, Deserialize, Serialize, sqlx::FromRow, Db)]
#[db(table = subjects, pk = id, del_field = is_del)]
pub struct Subject {
    #[db(find)]
    #[db(skip_update)]
    pub id: String,

    #[db(list_opt)]
    #[db(list_opt_like)]
    pub name: String,

    #[db(find)]
    #[db(exists)]
    #[db(list_opt)]
    #[db(list_opt_like)]
    pub slug: String,

    pub summary: String,

    #[db(find_opt)]
    #[db(list_opt)]
    pub is_del: bool,
    pub cover: String,

    #[db(list_opt)]
    pub status: Status,

    pub price: Decimal,
    pub pin: i32,
}

作为 Java 开发，看到这个 list 方法本能的想跳转过去看下这个 model::subject::Subject::list 方法的实现咋写的，但是跳转过去是宏？ 那我咋知道最后是咋写的呢？

实在是懵逼～