/**
 * Pinduoduo Scheduled Order Sync Job
 * 拼多多定时订单同步任务 (错峰智能调度与异常保护)
 */

import type { JsonObject } from '../../types/json.js'
import { logDebug, logInfo } from '../../utils/logger.js'
import { syncAllPddStores } from '../platforms/pdd/pdd-sync-service.js'
import { getPddSourcesConfig } from '../platforms/pdd/pdd-source-config-service.js'

export async function runPddOrderSyncJob(job: JsonObject) {
  const config =
    job.config && typeof job.config === 'object' && !Array.isArray(job.config)
      ? (job.config as JsonObject)
      : {}
  const sourcesConfig = getPddSourcesConfig()
  const pageSize = Math.min(
    100,
    Math.max(1, Number(config.pageSize || sourcesConfig.pageSize || 50)),
  )
  const maxPages = Math.min(20, Math.max(1, Number(config.maxPages || sourcesConfig.maxPages || 5)))
  const orderType = Number(config.orderType ?? sourcesConfig.orderType ?? 2)

  const syncResult = await syncAllPddStores({ pageSize, maxPages, orderType })

  if (!syncResult.enabled) {
    return {
      ok: true,
      status: 'disabled',
      message: '拼多多同步子服务已全局停用',
      accountCount: syncResult.storeCount,
      checkedCount: 0,
      okCount: 0,
      failedCount: 0,
      suspendedCount: 0,
    }
  }

  const okCount = syncResult.results.filter((r) => !r.error).length
  const failedCount = syncResult.results.filter((r) => Boolean(r.error)).length
  const totalUpserted = syncResult.results.reduce((acc, r) => acc + r.upsertedCount, 0)
  const totalFetched = syncResult.results.reduce((acc, r) => acc + r.fetchedCount, 0)
  const totalNewOrders = syncResult.results.reduce((acc, r) => acc + r.newOrderCount, 0)

  // 有店铺被熔断时必须留在 info 级：否则"全部店铺已停止同步"会因新单为 0 被降级成 debug 而不可见。
  const jobLog =
    totalNewOrders > 0 || failedCount > 0 || syncResult.suspendedCount > 0 ? logInfo : logDebug
  jobLog('[pdd-order-sync-job]', '拼多多定时拉单执行完成', {
    storeCount: syncResult.storeCount,
    syncedCount: syncResult.syncedCount,
    suspendedCount: syncResult.suspendedCount,
    okCount,
    failedCount,
    totalFetched,
    totalUpserted,
    totalNewOrders,
  })

  return {
    ok: failedCount === 0,
    status: failedCount > 0 ? (okCount > 0 ? 'partial_error' : 'failed') : 'ok',
    message: `已同步 ${syncResult.syncedCount} 个店铺，拉取 ${totalFetched} 单，新单 ${totalNewOrders}，入库/更新 ${totalUpserted} 单${failedCount > 0 ? `，失败 ${failedCount} 个店铺` : ''}${syncResult.suspendedCount > 0 ? `，${syncResult.suspendedCount} 个店铺已熔断待更新 Cookie` : ''}`,
    accountCount: syncResult.storeCount,
    checkedCount: syncResult.syncedCount,
    okCount,
    failedCount,
    suspendedCount: syncResult.suspendedCount,
    asset: totalNewOrders,
    totalUpserted,
    totalNewOrders,
  }
}