use actix_web::{HttpResponse, web};
use serde::Deserialize;

use crate::api::response::{ApiErrorResponse, ApiListResponse};
use crate::error::AppError;
use crate::service::AppService;
use crate::session::Session;

#[derive(Deserialize, utoipa::IntoParams)]
pub struct BillingHistoryQuery {
    pub limit: Option<i64>,
    pub offset: Option<i64>,
}

#[utoipa::path(
    get,
    path = "/api/v1/workspaces/{workspace_name}/billing/history",
    tag = "Workspaces",
    operation_id = "workspaceBillingHistory",
    summary = "List billing history",
    description = "Return billing history for a workspace. Requires owner role.",
    params(
        ("workspace_name" = String, Path, description = "Workspace name."),
        BillingHistoryQuery
    ),
    responses(
        (status = 200, description = "List of billing history entries (currently empty).", body = ApiListResponse<serde_json::Value>),
        (status = 401, description = "Unauthenticated or insufficient role.", body = ApiErrorResponse),
        (status = 500, description = "Internal server error.", body = ApiErrorResponse)
    )
)]
pub async fn billing_history(
    _service: web::Data<AppService>,
    _session: Session,
    _path: web::Path<String>,
    _query: web::Query<BillingHistoryQuery>,
) -> Result<HttpResponse, AppError> {
    Ok(HttpResponse::Ok().json(ApiListResponse::<serde_json::Value>::empty()))
}