export type AutoSyncMode = "none" | "scrobbles" | "all";

export const backgroundSyncTag = "tinysub-auto-sync";
export const backgroundSyncRequestMessage = "TINYSUB_BACKGROUND_SYNC";
export const backgroundSyncConfigMessage = "TINYSUB_BACKGROUND_SYNC_CONFIG";

export const isAutoSyncEligible = (method: string, mode: AutoSyncMode) =>
	mode === "all" || (mode === "scrobbles" && method === "scrobble");

export const updateAppBadge = async (count: number) => {
	if (typeof globalThis.navigator === "undefined") return;
	const nav = globalThis.navigator as {
		setAppBadge?: (contents?: number) => Promise<void>;
		clearAppBadge?: () => Promise<void>;
	};
	try {
		if (count > 0) await nav.setAppBadge?.(count);
		else await nav.clearAppBadge?.();
	} catch {}
};