训练教程

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/TenantAlbumServiceImpl.java

@@ -71,6 +71,9 @@ public class TenantAlbumServiceImpl extends ServiceImpl<TenantAlbumMapper, Tenan
     @Autowired
     private TeacherService teacherService;
 
+    @Autowired
+    private MusicSheetService musicSheetService;
+
 
     /**
      * 查询详情
@@ -150,6 +153,22 @@ public class TenantAlbumServiceImpl extends ServiceImpl<TenantAlbumMapper, Tenan
     @Override
     public void orderCreate(UserPaymentOrderWrapper.OrderGoodsInfo orderGoodsInfo) {
         log.info("订单创建前检测");
+
+        //检查曲目数量
+        //机构专辑曲目数
+        List<TenantAlbumMusic> tenantAlbumMusiclist = tenantAlbumMusicService.lambdaQuery().eq(TenantAlbumMusic::getTenantAlbumId, orderGoodsInfo.getBizId())
+                .eq(TenantAlbumMusic::getDelFlag,false).list();
+        List<Long> musicSheetIds = tenantAlbumMusiclist.stream().map(TenantAlbumMusic::getMusicSheetId).collect(Collectors.toList());
+        if(CollectionUtils.isNotEmpty(musicSheetIds)){
+            Integer count = musicSheetService.lambdaQuery().in(MusicSheet::getId, musicSheetIds)
+                    .eq(MusicSheet::getState, true)
+                    .eq(MusicSheet::getDelFlag, false).count();
+            if(count < 1){
+                throw new BizException("当前教程不可购买");
+            }
+        }else {
+            throw new BizException("当前教程不可购买");
+        }
         if (orderGoodsInfo == null) {
             log.error("订单创建前检测，订单商品信息为空");
             throw new BizException("订单商品信息为空");