HokmPlay/src/components/screens/OnlineLobbyScreen.tsx

"use client";

import { motion } from "framer-motion";
import { Coins, Lock, Trophy, Users } from "lucide-react";
import { useState } from "react";
import { ScreenHeader, ScreenShell } from "@/components/online/ScreenHeader";
import { CoinsPill } from "@/components/online/CoinsPill";
import { MATCH_LEAGUES, leagueById } from "@/lib/online/gamification";
import { useOnlineStore } from "@/lib/online-store";
import { useSessionStore } from "@/lib/session-store";
import { useUIStore } from "@/lib/ui-store";
import { useGameStore, hasActiveMatch } from "@/lib/game-store";
import { pushNotification } from "@/lib/notification-store";
import { useI18n } from "@/lib/i18n";
import { cn } from "@/lib/cn";

/** Block starting a 2nd game while one is running — resume it instead. */
function guardActiveMatch(): boolean {
  if (!hasActiveMatch()) return false;
  useGameStore.getState().resume();
  useUIStore.getState().goGame("online");
  pushNotification({
    kind: "system",
    titleFa: "بازی در جریان",
    titleEn: "Game in progress",
    bodyFa: "ابتدا بازی فعلی را تمام کنید یا تسلیم شوید.",
    bodyEn: "Finish or forfeit your current game first.",
    icon: "🎮",
  });
  return true;
}

export function OnlineLobbyScreen() {
  const { t, locale } = useI18n();
  const createRoom = useOnlineStore((s) => s.createRoom);
  const startMatchmaking = useOnlineStore((s) => s.startMatchmaking);
  const go = useUIStore((s) => s.go);
  const profile = useSessionStore((s) => s.profile);
  const coins = profile?.coins ?? 0;
  const level = profile?.level ?? 1;
  const [leagueId, setLeagueId] = useState(MATCH_LEAGUES[0].id);
  const league = leagueById(leagueId);
  const entry = league.entry;
  const lockedLeague = level < league.minLevel;

  // Private rooms with friends are free.
  const onCreate = async () => {
    if (guardActiveMatch()) return;
    await createRoom({ targetScore: 7, stake: 0, ranked: false });
    go("room");
  };

  // Ranked random always costs the entry (you stake it).
  const onRandom = async () => {
    if (guardActiveMatch()) return;
    if (lockedLeague) return;
    if (coins < entry) {
      go("buycoins");
      return;
    }
    await startMatchmaking({ ranked: true, stake: entry });
    go("matchmaking");
  };

  return (
    <ScreenShell>
      <ScreenHeader title={t("lobby.title")} right={<CoinsPill />} />

      {/* league pick (only for ranked) */}
      <div className="glass rounded-2xl p-4 mb-4">
        <div className="flex items-center gap-1.5 text-sm text-cream/70 mb-2.5">
          <Trophy className="size-4 text-gold-400" />
          {t("lobby.chooseLeague")}
        </div>
        <div className="space-y-2">
          {MATCH_LEAGUES.map((l) => {
            const locked = level < l.minLevel;
            const active = l.id === leagueId;
            return (
              <button
                key={l.id}
                disabled={locked}
                onClick={() => setLeagueId(l.id)}
                className={cn(
                  "w-full rounded-2xl p-3 flex items-center gap-3 border text-start transition",
                  active
                    ? "border-gold-500/70 bg-gold-500/10"
                    : "border-navy-700/60 bg-navy-900/50 hover:border-navy-600",
                  locked && "opacity-50 cursor-not-allowed"
                )}
              >
                <span
                  className="size-10 rounded-xl flex items-center justify-center text-xl shrink-0"
                  style={{ background: l.color + "22" }}
                >
                  {l.icon}
                </span>
                <span className="flex-1 min-w-0">
                  <span className="block text-sm font-black text-cream">
                    {locale === "fa" ? l.nameFa : l.nameEn}
                  </span>
                  <span className="block text-[11px] text-cream/55">
                    {locale === "fa" ? l.descFa : l.descEn}
                  </span>
                </span>
                {locked ? (
                  <span className="text-[11px] text-rose-300 flex items-center gap-1 shrink-0">
                    <Lock className="size-3.5" />
                    {t("lobby.lvl")} {l.minLevel}
                  </span>
                ) : (
                  <span className="flex items-center gap-1 text-gold-300 font-black text-sm shrink-0">
                    {l.entry.toLocaleString()}
                    <Coins className="size-3.5" />
                  </span>
                )}
              </button>
            );
          })}
        </div>
        {!lockedLeague && coins < entry && (
          <p className="text-rose-300 text-xs mt-2 text-center">{t("lobby.needCoins")}</p>
        )}
      </div>

      <div className="space-y-3">
        <motion.button
          whileTap={{ scale: 0.985 }}
          onClick={onRandom}
          className="press-3d btn-gold w-full rounded-3xl p-5 flex items-center gap-4 text-start"
        >
          <span className="grid size-12 place-items-center rounded-2xl bg-black/15 text-[#2a1f04]">
            <Trophy className="size-6" />
          </span>
          <span className="flex-1">
            <span className="block text-lg font-black text-[#2a1f04]">{t("lobby.random")}</span>
            <span className="block text-xs text-[#2a1f04]/70">{t("lobby.randomDesc")}</span>
          </span>
          <span className="flex items-center gap-1 text-[#2a1f04] font-black">
            {entry}
            <Coins className="size-4" />
          </span>
        </motion.button>

        <motion.button
          whileTap={{ scale: 0.985 }}
          onClick={onCreate}
          className="press-3d glass w-full rounded-3xl p-5 flex items-center gap-4 text-start"
        >
          <span className="grid size-12 place-items-center rounded-2xl bg-teal-500/15 text-teal-300">
            <Users className="size-6" />
          </span>
          <span className="flex-1">
            <span className="block text-lg font-black text-cream">{t("lobby.createRoom")}</span>
            <span className="block text-xs text-cream/55">{t("lobby.createDesc")}</span>
          </span>
          <span className="text-teal-300 font-bold text-sm">{t("lobby.free")}</span>
        </motion.button>
      </div>
    </ScreenShell>
  );
}