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|
"use client";
import { create } from "zustand";
import { persist } from "zustand/middleware";
export const DEFAULT_FREEZE_DURATION_SECONDS = 3;
export const MAX_FREEZE_DURATION_SECONDS = 600;
export function isValidFreezeDuration({
seconds,
}: {
seconds: number;
}): boolean {
return (
Number.isFinite(seconds) &&
seconds > 0 &&
seconds <= MAX_FREEZE_DURATION_SECONDS
);
}
type DurationResolver = ({ seconds }: { seconds: number | null }) => void;
interface FreezeFrameState {
isOpen: boolean;
lastDurationSeconds: number;
resolver: DurationResolver | null;
requestDuration: () => Promise<number | null>;
confirmDuration: ({ seconds }: { seconds: number }) => void;
cancelDuration: () => void;
}
export const useFreezeFrameStore = create<FreezeFrameState>()(
persist(
(set, get) => ({
isOpen: false,
lastDurationSeconds: DEFAULT_FREEZE_DURATION_SECONDS,
resolver: null,
requestDuration: () =>
new Promise<number | null>((resolve) => {
// A new invocation supersedes any pending one: resolve it as
// cancelled so its handler aborts instead of hanging.
get().resolver?.({ seconds: null });
set({
isOpen: true,
resolver: ({ seconds }) => resolve(seconds),
});
}),
confirmDuration: ({ seconds }) => {
if (!isValidFreezeDuration({ seconds })) {
return;
}
get().resolver?.({ seconds });
set({
isOpen: false,
resolver: null,
lastDurationSeconds: seconds,
});
},
cancelDuration: () => {
get().resolver?.({ seconds: null });
set({ isOpen: false, resolver: null });
},
}),
{
name: "freeze-frame-store",
partialize: (state) => ({
lastDurationSeconds: state.lastDurationSeconds,
}),
},
),
);
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