开始

确定账单

用户确定账单在线支付流程

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是否已存在订单

创建订单

是否存在多笔订单

创建单笔订单

创建多笔订单

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否

收银台

是否可合并支付

选择支付方式

按收款账户区分订单

选择支付订单

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是

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是

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否

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是

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否

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结束

是否支付成功

跳转至订单中心

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否

支付完成页面

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是

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确定支付

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应收金额是否更新

更新订单应收金额

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是

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否

开始

确定支付

进入收银台订单支付处理流程

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获取可支付方式

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判断当前程序开通的支付方式、排序

是否开通钱包支付

获取平台/应用钱包账户

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是

按顺序显示所有可用支付方式

是否有可用专属账户

获取可用专属账户

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是

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选择支付方式

账户扣款

是否返回成功

更新订单付款状态

2分钟内定时确认支付结果

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回调/点击「已付款」时判断订单是否付款

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是

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否

是否成功

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确定付款失败

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否

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是

超过2分钟，返回该订单的付款成功，自动发起退款，原路返回

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结束

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