import {useEffect, useState} from "react";
import {Cell, CellGroup, Image, Space, Button} from '@nutui/nutui-react-taro'
import Taro from '@tarojs/taro'
import {View} from '@tarojs/components'
import {ShopOrder} from "@/api/shop/shopOrder/model";
import {getShopOrder, updateShopOrder} from "@/api/shop/shopOrder";
import {listShopOrderGoods} from "@/api/shop/shopOrderGoods";
import {ShopOrderGoods} from "@/api/shop/shopOrderGoods/model";
import dayjs from "dayjs";
import PaymentCountdown from "@/components/PaymentCountdown";
import './index.scss'

const OrderDetail = () => {
  const [order, setOrder] = useState<ShopOrder | null>(null);
  const [orderGoodsList, setOrderGoodsList] = useState<ShopOrderGoods[]>([]);
  const router = Taro.getCurrentInstance().router;
  const orderId = router?.params?.orderId;

  // 处理支付超时
  const handlePaymentExpired = async () => {
    if (!order) return;

    try {
      // 自动取消过期订单
      await updateShopOrder({
        ...order,
        orderStatus: 2 // 已取消
      });

      // 更新本地状态
      setOrder(prev => prev ? {...prev, orderStatus: 2} : null);

      Taro.showToast({
        title: '订单已自动取消',
        icon: 'none',
        duration: 2000
      });
    } catch (error) {
      console.error('自动取消订单失败:', error);
    }
  };

  const getOrderStatusText = (order: ShopOrder) => {
    // 优先检查订单状态
    if (order.orderStatus === 2) return '已取消';
    if (order.orderStatus === 3) return '取消中';
    if (order.orderStatus === 4) return '退款申请中';
    if (order.orderStatus === 5) return '退款被拒绝';
    if (order.orderStatus === 6) return '退款成功';
    if (order.orderStatus === 7) return '客户端申请退款';

    // 检查支付状态 (payStatus为boolean类型)
    if (!order.payStatus) return '待付款';

    // 已付款后检查发货状态
    if (order.deliveryStatus === 10) return '待发货';
    if (order.deliveryStatus === 20) return '待收货';
    if (order.deliveryStatus === 30) return '已收货';

    // 最后检查订单完成状态
    if (order.orderStatus === 1) return '已完成';
    if (order.orderStatus === 0) return '未使用';

    return '未知状态';
  };

  const getPayTypeText = (payType?: number) => {
    switch (payType) {
      case 0:
        return '余额支付';
      case 1:
        return '微信支付';
      case 102:
        return '微信Native';
      case 2:
        return '会员卡支付';
      case 3:
        return '支付宝';
      case 4:
        return '现金';
      case 5:
        return 'POS机';
      default:
        return '未知支付方式';
    }
  };

  useEffect(() => {
    if (orderId) {
      console.log('shop-goods', orderId)
      getShopOrder(Number(orderId)).then(async (res) => {
        setOrder(res);

        // 获取订单商品列表
        const goodsRes = await listShopOrderGoods({orderId: Number(orderId)});
        if (goodsRes && goodsRes.length > 0) {
          setOrderGoodsList(goodsRes);
        }
      }).catch(error => {
        console.error("Failed to fetch order detail:", error);
      });
    }
  }, [orderId]);

  if (!order) {
    return <div>加载中...</div>;
  }

  return (
    <div className={'order-detail-page'}>
      {/* 支付倒计时显示 - 详情页实时更新 */}
      {!order.payStatus && order.orderStatus !== 2 && (
        <div className="order-detail-countdown flex justify-center p-4 border-b border-gray-50">
          <PaymentCountdown
            createTime={order.createTime}
            payStatus={order.payStatus}
            realTime={true}
            showSeconds={true}
            mode="badge"
            onExpired={handlePaymentExpired}
          />
        </div>
      )}

      <CellGroup>
        {orderGoodsList.map((item, index) => (
          <Cell key={index}>
            <div className={'flex items-center'}>
              <Image src={item.image || '/default-goods.png'} width="80" height="80" lazyLoad={false}/>
              <div className={'ml-2'}>
                <div className={'text-sm font-bold'}>{item.goodsName}</div>
                {item.spec && <div className={'text-gray-500 text-xs'}>规格：{item.spec}</div>}
                <div className={'text-gray-500 text-xs'}>数量：{item.totalNum}</div>
                <div className={'text-red-500 text-lg'}>￥{item.price}</div>
              </div>
            </div>
          </Cell>
        ))}
      </CellGroup>

      <CellGroup>
        <Cell title="订单编号" description={order.orderNo}/>
        <Cell title="下单时间" description={dayjs(order.createTime).format('YYYY-MM-DD HH:mm:ss')}/>
        <Cell title="订单状态" description={getOrderStatusText(order)}/>
      </CellGroup>

      <CellGroup>
        <Cell title="收货人" description={order.realName}/>
        <Cell title="手机号" description={order.phone}/>
        <Cell title="收货地址" description={order.address}/>
      </CellGroup>

      {order.payStatus && (
        <CellGroup>
          <Cell title="支付方式" description={getPayTypeText(order.payType)}/>
          <Cell title="实付金额" description={`￥${order.payPrice}`}/>
        </CellGroup>
      )}

      <View className={'h5-div fixed z-50 bg-white w-full bottom-0 left-0 pt-4 pb-5 border-t border-gray-200'}>
        <View className={'flex justify-end px-4'}>
          <Space>
            {!order.payStatus && <Button onClick={() => console.log('取消订单')}>取消订单</Button>}
            {!order.payStatus && <Button type="primary" onClick={() => console.log('立即支付')}>立即支付</Button>}
            {order.orderStatus === 1 && <Button onClick={() => console.log('申请退款')}>申请退款</Button>}
            {order.deliveryStatus === 20 &&
              <Button type="primary" onClick={() => console.log('确认收货')}>确认收货</Button>}
          </Space>
        </View>
      </View>
    </div>
  );
};

export default OrderDetail;