package com.openhis.web.outpatient.service.impl;

import com.openhis.web.outpatient.mapper.OrderMapper;
import com.openhis.web.outpatient.service.RegistrationService;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.time.LocalDateTime;

/**
 * 门诊挂号业务实现
 *
 * 关键修复：
 *   - 在预约缴费成功后，调用 {@link OrderMapper#updateScheduleSlotStatusToFinished(Long)} 将
 *     对应的排班号（adm_schedule_slot）状态更新为 “3”（已取号），解决 Bug #574。
 */
@Service
public class RegistrationServiceImpl implements RegistrationService {

    private final OrderMapper orderMapper;

    public RegistrationServiceImpl(OrderMapper orderMapper) {
        this.orderMapper = orderMapper;
    }

    /**
     * 预约挂号缴费成功后调用。
     *
     * @param orderId   医嘱（订单）ID
     * @param slotId    对应的排班号ID
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public void handlePaymentSuccess(Long orderId, Long slotId) {
        // 1. 更新订单状态为已支付
        String now = LocalDateTime.now().toString();
        orderMapper.updateOrderStatusToPaid(orderId, now, OrderMapper.ORDER_STATUS_PAID);

        // 2. 更新排班号状态为已取号（状态码 3）
        if (slotId != null) {
            orderMapper.updateScheduleSlotStatusToFinished(slotId);
        }
    }

    // 其余业务方法保持不变
}