test

src/main/java/com/hmdp/service/impl/VoucherServiceImpl.java

@@ -1,19 +1,21 @@
 package com.hmdp.service.impl;
 
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.hmdp.config.RedissonConfig;
 import com.hmdp.dto.Result;
 import com.hmdp.entity.Voucher;
 import com.hmdp.mapper.VoucherMapper;
 import com.hmdp.entity.SeckillVoucher;
 import com.hmdp.service.ISeckillVoucherService;
 import com.hmdp.service.IVoucherService;
+import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 import java.util.List;
 
+import static com.hmdp.utils.RedisConstants.SECKILL_STOCK_KEY;
+
 /**
  * <p>
  *  服务实现类
@@ -26,6 +28,8 @@ import java.util.List;
 public class VoucherServiceImpl extends ServiceImpl<VoucherMapper, Voucher> implements IVoucherService {
     @Resource
     private ISeckillVoucherService seckillVoucherService;
+    @Resource
+    private StringRedisTemplate stringRedisTemplate;
 
     @Override
     public Result queryVoucherOfShop(Long shopId) {
@@ -47,5 +51,7 @@ public class VoucherServiceImpl extends ServiceImpl<VoucherMapper, Voucher> impl
         seckillVoucher.setBeginTime(voucher.getBeginTime());
         seckillVoucher.setEndTime(voucher.getEndTime());
         seckillVoucherService.save(seckillVoucher);
+        // 顺便把 stock 存到 redis 中
+        stringRedisTemplate.opsForValue().set(SECKILL_STOCK_KEY + voucher.getId(), voucher.getStock().toString());
     }
 }

src/main/resources/seckill.lua

@@ -0,0 +1,16 @@
+---
+--- Generated by EmmyLua(https://github.com/EmmyLua)
+--- Created by fang.
+--- DateTime: 2025/3/25 9:43
+---
+--- 将创建用户购买优惠券订单的前部分验证放在脚本中
+
+--- 已经在创建秒杀券的时候就把stock存进redis了这里直接取就行
+local voucherID = ARGV[1]
+local userID = ARGV[2]
+local orderID = ARGV[3]
+
+local stockKey = "seckill:stock:" .. voucherID
+local orderKey = "seckill:order:" .. voucherID
+
+local stock = redis.call("get", stockKey);