'use strict';

/**
 * 仓储中心 24 小时发货时效 —— HTTP 路由（2026-10-20 新增）
 * ────────────────────────────────────────────────────────────────────────────
 * GET /api/warehouse-ship-timeliness/list
 *   query:
 *     round  'NOON' | 'AFTERNOON'  手动指定核验轮次；不传按当前时刻自动判定
 *     limit  明细条数上限（默认 500，最大 2000）
 *
 * GET /api/warehouse-ship-timeliness/rounds
 *   只返回今日两轮的描述（页面顶部提示用，不打订单表，秒回）
 *
 * 挂载见 src/index.js：`/api/warehouse-ship-timeliness` + authMiddleware
 */

const express = require('express');
const { getShipTimeliness } = require('../services/warehouseShipTimelinessService');
const { describeRounds, CENTERS } = require('../services/warehouseShipTimelinessRegistry');

const router = express.Router();

function sendError(res, error, fallback) {
  const status = Number(error?.statusCode) || 500;
  console.error('[WarehouseShipTimeliness]', {
    message: error?.message || fallback,
    code: error?.code || null,
    status,
  });
  res.status(status).json({ success: false, error: error.message || fallback });
}

// 时效总览：每个主仓「超时未发」数量 + 超时订单明细
router.get('/list', async (req, res) => {
  try {
    const data = await getShipTimeliness(req.query || {});
    res.json({ success: true, data });
  } catch (error) {
    sendError(res, error, '加载仓储中心发货时效失败');
  }
});

// 仅轮次信息（不查订单）
router.get('/rounds', async (_req, res) => {
  try {
    res.json({
      success: true,
      data: {
        rounds: describeRounds(new Date()),
        centers: CENTERS.map((c) => ({
          key: c.key,
          name: c.name,
          placeholder: Boolean(c.placeholder),
        })),
      },
    });
  } catch (error) {
    sendError(res, error, '加载核验轮次失败');
  }
});

module.exports = router;