/* The phone's connection — for the one guard the desktop never needed:
   downloads kept to Wi-Fi when the switch says so (You → Downloads).
   Streaming is never refused: that is what a phone on the network is for.
   navigator.connection is Chrome's; a WebView without it reports nothing,
   and nothing is refused. */
import { settings } from "./prefs.svelte.js";
import { player } from "./player.svelte.js";

export const cellular = () => {
    const c = typeof navigator !== "undefined" ? navigator.connection : null;
    return !!c && c.type === "cellular";
};
export const NO_WIFI = "Downloads wait for Wi-Fi — the switch is under You → Downloads.";

/** true when a download may start now; otherwise the reason is on the bar */
export function downloadsAllowed() {
    if (settings.wifiOnly && cellular()) {
        player.error = NO_WIFI;
        return false;
    }
    return true;
}