use axum::extract::{Path, State};
use export::rest::AppResponseData;
use jwt::Session;

use crate::errors::{ApiError, GitApiError};
use crate::handler::require_writer;
use crate::service::GitService;
use crate::service::analysis::LanguageStatDto;

#[utoipa::path(
    post,
    path = "/repos/{space_name}/{repo_name}/analysis/languages",
    tag = "analysis",
    description = "重新扫描仓库树并持久化语言构成与主语言统计。",
    params(crate::handler::RepoPath),
    responses(
        (status = 200, description = "analyze languages", body = AppResponseData<Vec<LanguageStatDto>>)
    )
)]
pub async fn languages(
    State(service): State<GitService>,
    session: Session,
    Path(path): Path<crate::handler::RepoPath>,
) -> Result<AppResponseData<Vec<LanguageStatDto>>, ApiError> {
    let (_ctx, _uid) = require_writer(
        &service,
        &session,
        path.space_name.clone(),
        path.repo_name.clone(),
    )
    .await?;
    let out = service
        .analysis_languages(path.space_name, path.repo_name)
        .await
        .map_err(GitApiError::from)?;
    Ok(AppResponseData::ok(out))
}