import { create } from "zustand";

/**
 * Overlays that should pause stream playback (e.g. attachment lightbox) call
 * `suspend()` on mount and `release()` on unmount. Stream playback is suspended
 * whenever `suspendCount > 0`.
 */
interface PlaybackSuspenderState {
  suspendCount: number;
  suspend: () => void;
  release: () => void;
}

export const usePlaybackSuspenderStore = create<PlaybackSuspenderState>((set) => ({
  suspendCount: 0,
  suspend: () => set((s) => ({ suspendCount: s.suspendCount + 1 })),
  release: () => set((s) => ({ suspendCount: Math.max(0, s.suspendCount - 1) })),
}));