feat: add deprecated GetState

[meguminnnnnnnnn]

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📊 Coverage Report:

File coverage threshold (20%) satisfied:	PASS
Package coverage threshold (30%) satisfied:	PASS
Total coverage threshold (83%) satisfied:	PASS
Total test coverage: 84.5% (4152/4914)

[patricksuo]

请问为什么要加一个 deprecated 的接口 🤣

[meguminnnnnnnnn]

这个接口之前被删掉了，影响一些用户使用，现在加回来但不建议使用了