AI辅助开发工作流

@Service @RequiredArgsConstructor public class FavoriteService { private final UserFavoriteMapper favoriteMapper; private final StringRedisTemplate redisTemplate; private static final int MAX_FAVORITES = 200; private static final String COUNT_KEY = "user:fav:count:"; /** 收藏商品 */ public Result<String> addFavorite(Long userId, Long goodsId) { // 检查收藏数量限制 Integer count = favoriteMapper.selectCount( new QueryWrapper<UserFavorite>().eq("user_id", userId)); if (count >= MAX_FAVORITES) { return Result.fail("收藏数量已达上限（200个）"); } // 幂等：用INSERT IGNORE防止重复收藏 UserFavorite fav = new UserFavorite(); fav.setUserId(userId); fav.setGoodsId(goodsId); fav.setCreateTime(LocalDateTime.now()); int rows = favoriteMapper.insertIgnore(fav); if (rows > 0) { redisTemplate.opsForValue().increment(COUNT_KEY + userId); } return Result.success("收藏成功"); } /** 取消收藏 */ public Result<String> removeFavorite(Long userId, Long goodsId) { int rows = favoriteMapper.delete( new QueryWrapper<UserFavorite>() .eq("user_id", userId) .eq("goods_id", goodsId)); if (rows > 0) { redisTemplate.opsForValue().decrement(COUNT_KEY + userId); } return Result.success("取消收藏成功"); } /** 收藏列表（分页） */ public Result<Page<FavoriteVO>> listFavorites(Long userId, int page, int size) { Page<UserFavorite> p = favoriteMapper.selectPage( new Page<>(page, size), new QueryWrapper<UserFavorite>() .eq("user_id", userId) .orderByDesc("create_time")); // ... 转换为VO返回 return Result.success(voPage); } }

@ExtendWith(MockitoExtension.class) class FavoriteServiceTest { @Mock private UserFavoriteMapper favoriteMapper; @Mock private StringRedisTemplate redisTemplate; @InjectMocks private FavoriteService favoriteService; @Test void addFavorite_超过限制_返回失败() { // Given: 用户已有200个收藏 when(favoriteMapper.selectCount(any())).thenReturn(200); // When Result<String> result = favoriteService.addFavorite(1L, 999L); // Then assertEquals(400, result.getCode()); assertEquals("收藏数量已达上限（200个）", result.getMessage()); verify(favoriteMapper, never()).insertIgnore(any()); } @Test void addFavorite_正常收藏_返回成功() { // Given when(favoriteMapper.selectCount(any())).thenReturn(50); when(favoriteMapper.insertIgnore(any())).thenReturn(1); ValueOperations ops = mock(ValueOperations.class); when(redisTemplate.opsForValue()).thenReturn(ops); // When Result<String> result = favoriteService.addFavorite(1L, 100L); // Then assertEquals(200, result.getCode()); verify(ops).increment("user:fav:count:1"); } }

public void exportOrders(HttpServletResponse response) { int pageSize = 1000; int pageNum = 1; List<Order> batch; // 创建Excel写入器 ExcelWriter writer = EasyExcel.write(response.getOutputStream()).build(); WriteSheet sheet = new WriteSheet(); do { // 分页查询，每次只加载1000条 Page<Order> page = orderMapper.selectPage( new Page<>(pageNum, pageSize), new QueryWrapper<>().orderByAsc("id")); batch = page.getRecords(); // 写入当前批次 writer.write(batch, sheet); pageNum++; } while (batch.size() == pageSize); writer.finish(); }

name: Deploy to Production on: push: branches: [main] jobs: build-and-deploy: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 - name: Set up JDK 17 uses: actions/setup-java@v4 with: java-version: '17' distribution: 'temurin' - name: Maven Test & Package run: mvn clean package -DskipTests=false - name: Build & Push Docker Image run: | docker build -t registry.cn-hangzhou.aliyuncs.com/myapp/user-admin:${{ github.sha }} . docker login registry.cn-hangzhou.aliyuncs.com -u ${{ secrets.ACR_USERNAME }} -p ${{ secrets.ACR_PASSWORD }} docker push registry.cn-hangzhou.aliyuncs.com/myapp/user-admin:${{ github.sha }} - name: Deploy via SSH uses: appleboy/ssh-action@v1 with: host: ${{ secrets.DEPLOY_HOST }} username: ${{ secrets.DEPLOY_USER }} key: ${{ secrets.DEPLOY_KEY }} script: | docker pull registry.cn-hangzhou.aliyuncs.com/myapp/user-admin:${{ github.sha }} docker stop user-admin && docker rm user-admin docker run -d --name user-admin -p 8080:8080 registry.cn-hangzhou.aliyuncs.com/myapp/user-admin:${{ github.sha }}