变更令重新审批bug

app/controller/change_controller.js

@@ -1302,6 +1302,12 @@ module.exports = app => {
                     }
                 }
 
+                // 获取是否已存在调用变更令
+                const changeUsedData = await ctx.service.stageChange.getFinalUsedData(ctx.tender.id, changeData.cid);
+                const stageChangeNum = this.ctx.helper.sum(changeUsedData.map(x => { return Math.abs(x.used_qty); }));
+                if (stageChangeNum !== 0) {
+                    throw '该变更令已被调用，无法重新审批';
+                }
                 // 重新审批
                 const result = await ctx.service.change.checkAgain(changeData.cid);
                 if (!result) {