入库登记

graph TD Start((开始)) --> A[填写入库登记信息] A --> B{必填字段完整性检查} B -->|是| C{入库单号唯一性校验} B -->|否| A C -->|是| D{供应商名称是否存在} C -->|否| A D -->|是| E{总金额与明细合计一致性校验} D -->|否| F[新增供应商] F --> E E -->|是| G{付款金额合法性校验} E -->|否| A G -->|是| H{欠款金额自动计算校验} G -->|否| A H -->|是| I{经办人权限校验} H -->|否| A I -->|是| J{登记日期逻辑校验} I -->|否| A J -->|是| K[保存入库单] J -->|否| A K --> L{保存成功确认} L -->|是| End((结束)) L -->|否| A