//! 清理过期 Refresh Token Worker

use async_trait::async_trait;
use sqlx::PgPool;
use serde::{Serialize, Deserialize};
use crate::error::SaasResult;
use super::Worker;

#[derive(Debug, Serialize, Deserialize)]
pub struct CleanupRefreshTokensArgs;

pub struct CleanupRefreshTokensWorker;

#[async_trait]
impl Worker for CleanupRefreshTokensWorker {
    type Args = CleanupRefreshTokensArgs;

    fn name(&self) -> &str {
        "cleanup_refresh_tokens"
    }

    async fn perform(&self, db: &PgPool, _args: Self::Args) -> SaasResult<()> {
        let now = chrono::Utc::now();
        let result = sqlx::query(
            "DELETE FROM refresh_tokens WHERE expires_at::timestamptz < $1 OR used_at IS NOT NULL"
        )
        .bind(&now)
        .execute(db)
        .await?;

        if result.rows_affected() > 0 {
            tracing::info!("Cleaned up {} expired/used refresh tokens", result.rows_affected());
        }
        Ok(())
    }
}