- @startuml
- participant c1.d1
- participant c1.d2
- participant c2.d3
- participant c2.d4
- participant connect
- participant logic
-
- c1.d1 -> logic: c1给c2用户发送消息
- logic --> c1.d1 : 返回消息发送成功
-
- logic -> logic: 获取c1用户下一个消息序列号
- logic -> logic: 将消息持久化到c1用户的消息列表
- logic -> logic: 查询c1用户其他在线设备
- logic --> connect: 给设备d2发送消息
- connect --> c1.d2: 给设备d2发送消息
- c1.d2 ->connect : 消息ack
- connect -> logic: 消息ack
-
- logic -> logic: 获取c2用户下一个消息序列号
- logic -> logic: 将消息持久化到c2用户的消息列表
- logic -> logic: 查询c2用户所有在线设备
- logic -> connect: 给设备d3发送消息
- connect -> c2.d3: 给设备d3发送消息
- c2.d3 ->connect : 消息ack
- connect -> logic: 消息ack
- logic -> connect: 给设备d4发送消息
- connect -> c2.d4: 给设备d4发送消息
- c2.d4 ->connect : 消息ack
- connect -> logic: 消息ack
- @enduml
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