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

use crate::errors::{ApiError, GitApiError};
use crate::handler;
use crate::service::GitService;
use crate::service::path_log::PathLogEntryDto;

#[derive(Debug, Clone, serde::Deserialize, utoipa::IntoParams)]
pub struct PathLogQuery {
    pub commit_hash: String,
    pub target_dir: String,
}

#[utoipa::path(
    get,
    path = "/repos/{space_name}/{repo_name}/path-log",
    tag = "logs",
    description = "返回目录中每个条目的最近一次提交摘要。",
    params(
        crate::handler::RepoPath,
        PathLogQuery,
    ),
    responses(
        (status = 200, description = "path log entries", body = AppResponseData<Vec<PathLogEntryDto>>)
    )
)]
pub async fn path_log(
    State(service): State<GitService>,
    session: Session,
    Path(path): Path<crate::handler::RepoPath>,
    Query(q): Query<PathLogQuery>,
) -> Result<AppResponseData<Vec<PathLogEntryDto>>, ApiError> {
    let _ = handler::resolve_reader(
        &service,
        &session,
        path.space_name.clone(),
        path.repo_name.clone(),
    )
    .await?;
    let entries = service
        .path_log(
            path.space_name,
            path.repo_name,
            q.commit_hash,
            std::path::PathBuf::from(q.target_dir),
        )
        .await
        .map_err(GitApiError::from)?;
    Ok(AppResponseData::ok(entries))
}