修复变更通过审批bug

app/service/change.js

@@ -962,8 +962,8 @@ module.exports = app => {
                             audit_amount: audit_amount.join(','),
                         };
                         if (nextAudits.length === 0) {
-                            list_update.samount = bl.spamount;
-                            list_update.checked_amount = bl.spamount;
+                            list_update.samount = bl.spamount || 0;
+                            list_update.checked_amount = bl.spamount || 0;
                             list_update.checked_price = this.ctx.helper.mul(bl.unit_price, list_update.checked_amount, tp_decimal);
                             // 统计计价和不计价金额
                             valuation_tp = bl.is_valuation ? this.ctx.helper.add(valuation_tp, list_update.checked_price) : valuation_tp;