no message

pages/agent/order-detail/index.js

@@ -85,9 +85,9 @@ Scene({
   cancelOrder: function () {
     Dialog.confirm({ title: '温馨提示',  message: '确定预约的日期无法送货，需要销售重新到纸厂进程预约？' }).then(() => {
       wx.showLoading({ title: '处理中', mask: true })
-      cancelProxyOrder(that.data.orderInfo.orderId).then(result => {
+      cancelProxyOrder(this.data.orderInfo.orderId).then(result => {
         wx.hideLoading()
-        that.setData({ ['orderInfo.status']: 55 })
+        this.setData({ ['orderInfo.status']: 55 })
         event.emit('ProxyMessage', { what: 400, desc: 'ProxyChange' })
         util.showToast('订单已经取消')
       }).catch(err => {