import { Cron } from "https://deno.land/x/croner@7.0.0/dist/croner.js"
import debug from "debug"

const log = debug('service:user-expiry-check')

interface UserExpiryCheckConfig {
  cronSchedule: string
  endpoint: string
}

const defaultConfig: UserExpiryCheckConfig = {
  cronSchedule: '0 0 * * *', // 每天凌晨执行
  endpoint: '/api/users/check-expired'
}

export function initUserExpiryCheck(config: Partial<UserExpiryCheckConfig> = {}) {
  const finalConfig = { ...defaultConfig, ...config }
  
  try {
    new Cron(finalConfig.cronSchedule, async () => {
      log('开始执行学员有效期检查任务')
      
      try {
        const response = await fetch(finalConfig.endpoint)
        const data = await response.json()
        log('学员有效期检查完成，结果: %o', data)
      } catch (error) {
        log('调用检查接口失败: %o', error)
      }
    })
    
    log('学员有效期定时检查服务已启动')
  } catch (error) {
    log('定时任务初始化失败: %o', error)
    throw error
  }
}