/**
 * token-hooks.js
 * Registers Foundry canvas token hooks for the NPC Quick Card Deck.
 *
 * controlToken  → when the GM selects an NPC token, bring that card to front.
 * hoverToken    → after 1.5 s of hovering over an NPC token, show the accent tooltip.
 */

export function registerTokenHooks(deck) {

  // ── controlToken ────────────────────────────────────────────────────────────
  // Fires whenever any token is selected or deselected.
  Hooks.on("controlToken", (token, controlled) => {
    if (!controlled)          return; // only react to selection, not deselection
    if (!game.user.isGM)      return; // GM only
    if (!token.actor)         return; // token may not be linked to an actor
    // Skip player-owned actors (PCs). Using hasPlayerOwner instead of checking
    // actor.type means this works in SLA Mothership and other single-type systems.
    if (token.actor.hasPlayerOwner) return;

    deck.bringCardToFront(token.actor.id);
  });

  // ── hoverToken ──────────────────────────────────────────────────────────────
  // Fires on mouse-enter and mouse-leave over a token.
  let hoverTimer = null;

  Hooks.on("hoverToken", (token, hovered) => {
    if (!game.user.isGM) return;
    if (!token.actor || token.actor.hasPlayerOwner) return;

    if (hovered) {
      // Delay before showing tooltip so it doesn't flash on quick mouse passes
      hoverTimer = setTimeout(() => {
        deck.showTooltip(token.actor.id, token);
      }, 1500);
    } else {
      clearTimeout(hoverTimer);
      hoverTimer = null;
      deck.hideTooltip();
    }
  });
}