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[feature]: 重构添加好友逻辑 #17

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BanTanger opened this issue Mar 31, 2023 · 1 comment

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feature good design

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BanTanger commented Mar 31, 2023

预期功能描述

目前添加好友逻辑紧耦合，如果后期对用户状态有新的定义，就会引发 if - else 灾难，建议使用设计模式来优化这段逻辑

完成该预期功能所需要知识（可选）

考虑使用的设计模式

工厂模式
单例模式：保证只有一个数据库连接对象，避免创建重复对象导致内存庞大
状态模式：好友关系的判断其实是状态的判断，每一个 if - else 都可以做一个单独的类来封装

补充说明（可选）

BanTanger added feature good design labels

cmgyqjj commented Oct 1, 2024

Hello, can you assign me this feature?

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