use ::session::Session;
use export::http::{Json, Path, State};
use export::rest::AppResponseData;

use crate::errors::{ApiError, GitApiError};
use crate::handler::{RepoPath, require_writer};
use crate::service::GitService;
use crate::service::lfs::LfsLock;

#[derive(Debug, Clone, serde::Deserialize, utoipa::ToSchema)]
pub struct LfsLockBody {
    pub path: String,
    #[serde(default)]
    pub oid: Option<String>,
}

#[utoipa::path(
    post,
    path = "/repos/{space_name}/{repo_name}/lfs/locks",
    tag = "lfs",
    description = "为启用 LFS 的仓库路径创建文件锁。",
    params(RepoPath),
    request_body = LfsLockBody,
    responses(
        (status = 200, description = "lock lfs path", body = AppResponseData<LfsLock>)
    )
)]
pub async fn lock(
    State(service): State<GitService>,
    session: Session,
    Path(path): Path<RepoPath>,
    Json(body): Json<LfsLockBody>,
) -> Result<AppResponseData<LfsLock>, ApiError> {
    let (_ctx, uid) = require_writer(
        &service,
        &session,
        path.space_name.clone(),
        path.repo_name.clone(),
    )
    .await?;
    let out = service
        .lfs_lock(path.space_name, path.repo_name, uid, body.path, body.oid)
        .await
        .map_err(GitApiError::from)?;
    Ok(AppResponseData::ok(out))
}