/**
 * On-device notification preferences.
 *
 * These are deliberately **device-local** (localStorage, never synced): whether
 * YOUR phone busses is a property of that phone, not of your Nostr identity, and
 * different devices legitimately want different settings.
 *
 * Notifications are strictly **opt-in** — `enabled` defaults to `false` and
 * nothing is requested from the OS until the user turns them on in Settings.
 */

export type NotificationCategory = 'dms' | 'crew' | 'social' | 'newsletter' | 'reminders' | 'trades';

export interface NotificationPrefs {
  /** Master switch. Off until the user explicitly enables notifications. */
  enabled: boolean;
  /** Direct messages (derived from the encrypted gift-wrap ENVELOPE — never decrypted to notify). */
  dms: boolean;
  /** Crew invites, join requests and membership confirmations. */
  crew: boolean;
  /** Reactions, reposts, zaps, mentions, replies, RSVPs and event updates. */
  social: boolean;
  /** New SkateSpots newsletter drops (subscribers only). */
  newsletter: boolean;
  /** Marketplace offers, counter-offers and trade confirmations. */
  trades: boolean;
  /** Scheduled event reminders (Android app — fires even when the app is closed). */
  reminders: boolean;
}

export const NOTIFICATION_PREFS_KEY = 'skatespots:notifications:prefs';

export const DEFAULT_NOTIFICATION_PREFS: NotificationPrefs = {
  enabled: false,
  dms: true,
  crew: true,
  social: true,
  newsletter: true,
  trades: true,
  reminders: true,
};

/** Display metadata for the per-category toggles, in order. */
export const NOTIFICATION_CATEGORIES: Array<{
  key: NotificationCategory;
  label: string;
  hint: string;
}> = [
  { key: 'dms', label: 'Direct messages', hint: 'Someone sends you a private message' },
  { key: 'crew', label: 'Crews', hint: 'Invites, join requests and membership confirmations' },
  { key: 'social', label: 'Zaps, replies & mentions', hint: 'Reactions, reposts, zaps, replies and event updates' },
  { key: 'newsletter', label: 'Newsletter', hint: 'New SkateSpots drops (subscribers only)' },
  { key: 'trades', label: 'Offers & trades', hint: 'Offers, counter-offers and trade confirmations' },
  { key: 'reminders', label: 'Event reminders', hint: "A nudge an hour before events you're going to (Android app)" },
];