use crate::error::AppError;
use crate::service::RepoService;
use crate::session::Session;

impl RepoService {
    pub async fn git_archive(
        &self,
        ctx: &Session,
        wk_name: &str,
        repo_name: &str,
        format: i32,
        treeish: &str,
    ) -> Result<tonic::Streaming<crate::pb::repo::ArchiveChunk>, AppError> {
        let user_uid = ctx.user().ok_or(AppError::Unauthorized)?;
        let repo = self.resolve_repo(wk_name, repo_name).await?;
        self.ensure_repo_readable(user_uid, &repo).await?;
        let ws = self.resolve_workspace(wk_name).await?;
        let header = self.repo_header(&repo, &ws);
        let mut svc = self.git_client(&repo)?.archive;
        let resp = svc
            .get_archive(tonic::Request::new(crate::pb::repo::ArchiveRequest {
                repository: Some(header),
                treeish: Some(crate::pb::repo::ObjectSelector {
                    selector: Some(crate::pb::repo::object_selector::Selector::Revision(
                        crate::pb::repo::ObjectName {
                            revision: treeish.to_string(),
                        },
                    )),
                }),
                options: Some(crate::pb::repo::ArchiveOptions {
                    format,
                    prefix: String::new(),
                    pathspec: Vec::new(),
                    compression_level: 0,
                    include_global_extended_pax_headers: false,
                }),
            }))
            .await
            .map_err(|e| AppError::InternalServerError(e.to_string()))?;
        Ok(resp.into_inner())
    }
}