use ::session::OptionalUser;
use api::http::{Path, State};
use api::rest::{AppResponseData, NoData};
use serde::Deserialize;
use utoipa::{IntoParams, ToSchema};
use uuid::Uuid;

use crate::errors::ApiError;
use crate::services::groups::GroupDto;
use crate::services::service::SpaceService;

#[derive(Debug, Clone, Deserialize, IntoParams, ToSchema)]
pub struct GroupPath {
    pub space_name: String,
    pub group_id: Uuid,
}

#[utoipa::path(
    get,
    path = "/spaces/{space_name}/groups/{group_id}",
    tag = "space",
    description = "读取群组详情，并按空间可见性规则控制访问。",
    params(GroupPath),
    responses(
        (status = 200, description = "get group", body = AppResponseData<GroupDto>),
        (status = 404, description = "group not found", body = AppResponseData<NoData>),
        (status = 401, description = "authentication required", body = AppResponseData<NoData>)
    )
)]
pub async fn get_group(
    State(service): State<SpaceService>,
    OptionalUser(caller): OptionalUser,
    Path(path): Path<GroupPath>,
) -> Result<AppResponseData<GroupDto>, ApiError> {
    let group = service
        .get_group(caller, &path.space_name, path.group_id)
        .await?;
    Ok(AppResponseData::ok(group))
}