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p61-project/presentation/react/hooks/usePresenterState.ts

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import { useEffect, useState } from "react"
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import type { Presenter } from "@/presentation/presenters/_Presenter"
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export const usePresenterState = <State>(
presenter: Presenter<State>,
): State => {
const [state, setState] = useState<State>(presenter.initialState)
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useEffect(() => {
const presenterSubscription = (state: State): void => {
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setState(state)
}
presenter.subscribe(presenterSubscription)
return () => {
return presenter.unsubscribe(presenterSubscription)
}
}, [presenter])
return state
}