use actix_web::{HttpResponse, web};

use crate::api::response::{ApiErrorResponse, ApiResponse};
use crate::error::AppError;
use crate::models::base_info::resolve_users;
use crate::models::workspaces::WorkspaceDetail;
use crate::service::AppService;
use crate::session::Session;

#[utoipa::path(
    get,
    path = "/api/v1/workspaces/{workspace_name}",
    tag = "Workspaces",
    operation_id = "workspaceGet",
    summary = "Get a workspace",
    description = "Return the workspace identified by name, subject to visibility checks.",
    params(
        ("workspace_name" = String, Path, description = "Workspace name.")
    ),
    responses(
        (status = 200, description = "Workspace data.", body = ApiResponse<WorkspaceDetail>),
        (status = 401, description = "Unauthenticated.", body = ApiErrorResponse),
        (status = 404, description = "Workspace not found or not accessible.", body = ApiErrorResponse),
        (status = 500, description = "Database read failed.", body = ApiErrorResponse)
    )
)]
pub async fn handle(
    service: web::Data<AppService>,
    session: Session,
    path: web::Path<String>,
) -> Result<HttpResponse, AppError> {
    let ws = service.workspace.find_workspace_by_name(&path).await?;
    let data = service.workspace.workspace_get(&session, &ws).await?;

    let db = &service.ctx.db;
    let users = resolve_users(db, &[data.owner_id]).await?;
    let owner = users.get(&data.owner_id).cloned().unwrap_or_default();
    let detail = data.into_detail(owner);

    Ok(HttpResponse::Ok().json(ApiResponse::new(detail)))
}