#baicaio
主要是用MVCS结构
M：瘦Model，主要是构造方法
V：负责View的配置+数据显示
C：Controller，主要负责调用Service里面的业务方法，获取数据，然后将数据赋予View，并组织相关逻辑
S：业务逻辑方法，该模块会调用API+Model+DB层，进行数据获取，存储，Parse。
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