Files
connect4-moderator-observer/connect4-ui/app/tournament/page.tsx
2026-03-15 20:18:04 +00:00

547 lines
19 KiB
TypeScript

"use client";
import { useCallback, useEffect, useRef, useState } from "react";
import Board from "@/components/Board";
import {
BoardState,
GameEntry,
ParsedMessage,
PlayerEntry,
ScoreEntry,
cmd,
createEmptyBoard,
parseMessage,
placeToken,
replayMoves,
} from "@/lib/protocol";
type ConnStatus = "idle" | "connecting" | "connected" | "disconnected";
interface LiveGame {
id: number;
player1: string;
player2: string;
board: BoardState;
lastMove: { column: number; row: number } | null;
currentTurnColor: 1 | 2;
result: { kind: "win"; winner: string } | { kind: "draw" } | { kind: "terminated" } | null;
}
const DEFAULT_URL = "wss://connect4.abunchofknowitalls.com";
export default function TournamentPage() {
const [wsUrl, setWsUrl] = useState(DEFAULT_URL);
const [status, setStatus] = useState<ConnStatus>("idle");
const [tournamentActive, setTournamentActive] = useState(false);
const [tournamentType, setTournamentType] = useState<string | null>(null);
const [scores, setScores] = useState<ScoreEntry[]>([]);
const [players, setPlayers] = useState<PlayerEntry[]>([]);
const [gameList, setGameList] = useState<GameEntry[]>([]);
const [liveGames, setLiveGames] = useState<Map<number, LiveGame>>(new Map());
const [selectedGame, setSelectedGame] = useState<number | null>(null);
const [log, setLog] = useState<string[]>([]);
const wsRef = useRef<WebSocket | null>(null);
const pollRef = useRef<ReturnType<typeof setInterval> | null>(null);
// keep a ref to liveGames for use inside the message handler closure
const liveGamesRef = useRef<Map<number, LiveGame>>(new Map());
const addLog = (msg: string) =>
setLog((prev) => [`[${new Date().toLocaleTimeString()}] ${msg}`, ...prev.slice(0, 79)]);
const send = useCallback((msg: string) => {
if (wsRef.current?.readyState === WebSocket.OPEN) wsRef.current.send(msg);
}, []);
/** Merge a partial update into a live game, creating it if new. */
const updateGame = useCallback((id: number, patch: Partial<LiveGame>) => {
setLiveGames((prev) => {
const next = new Map(prev);
const existing = next.get(id) ?? {
id,
player1: "",
player2: "",
board: createEmptyBoard(),
lastMove: null,
currentTurnColor: 1 as const,
result: null,
};
next.set(id, { ...existing, ...patch });
liveGamesRef.current = next;
return next;
});
}, []);
const handleMessage = useCallback(
(raw: string) => {
const msg: ParsedMessage = parseMessage(raw);
switch (msg.type) {
case "TOURNAMENT_START":
setTournamentActive(true);
setTournamentType(msg.tournamentType);
setScores([]);
addLog(`🏆 Tournament started: ${msg.tournamentType}`);
send(cmd.gameList());
send(cmd.playerList());
break;
case "TOURNAMENT_CANCEL":
setTournamentActive(false);
setTournamentType(null);
addLog("❌ Tournament cancelled");
break;
case "TOURNAMENT_SCORES":
setScores(msg.scores);
addLog(
`📊 Scores updated: ${msg.scores
.map((s) => `${s.player} ${s.score}`)
.join(", ")}`
);
break;
case "TOURNAMENT_END":
addLog("Round ended");
send(cmd.gameList());
send(cmd.playerList());
break;
case "GAME_LIST": {
setGameList(msg.games);
// Watch any new games we don't have yet
for (const g of msg.games) {
if (!liveGamesRef.current.has(g.id)) {
send(cmd.gameWatch(g.id));
}
}
break;
}
case "GAME_WATCH_ACK": {
const { board, lastMove } = replayMoves(msg.moves, msg.player1);
const moveCount = msg.moves.length;
updateGame(msg.matchId, {
player1: msg.player1,
player2: msg.player2,
board,
lastMove,
currentTurnColor: (moveCount % 2 === 0 ? 1 : 2) as 1 | 2,
result: null,
});
addLog(`Watching match ${msg.matchId}: ${msg.player1} vs ${msg.player2}`);
break;
}
case "GAME_MOVE": {
// find the game this player is in
const gamesSnapshot = liveGamesRef.current;
for (const [id, game] of gamesSnapshot) {
if (game.player1 === msg.username || game.player2 === msg.username) {
const color: 1 | 2 = msg.username === game.player1 ? 1 : 2;
const { board: next, row } = placeToken(game.board, color, msg.column);
updateGame(id, {
board: next,
lastMove: { column: msg.column, row },
currentTurnColor: (color === 1 ? 2 : 1) as 1 | 2,
});
addLog(`[#${id}] ${msg.username} played column ${msg.column}`);
break;
}
}
break;
}
case "GAME_WIN": {
const gamesSnapshot = liveGamesRef.current;
for (const [id, game] of gamesSnapshot) {
if (game.player1 === msg.winner || game.player2 === msg.winner) {
updateGame(id, { result: { kind: "win", winner: msg.winner } });
addLog(`🏆 [#${id}] ${msg.winner} wins!`);
break;
}
}
// refresh lists after match ends
setTimeout(() => {
send(cmd.gameList());
send(cmd.playerList());
}, 1000);
break;
}
case "GAME_DRAW": {
// mark the selected game as draw (we can't easily identify which)
if (selectedGame !== null) {
updateGame(selectedGame, { result: { kind: "draw" } });
}
addLog("🤝 Draw");
break;
}
case "GAME_TERMINATED": {
if (selectedGame !== null) {
updateGame(selectedGame, { result: { kind: "terminated" } });
}
addLog("⛔ Match terminated");
send(cmd.gameList());
break;
}
case "PLAYER_LIST":
setPlayers(msg.players);
break;
case "GET_DATA":
if (msg.key === "TOURNAMENT_STATUS") {
if (msg.value && msg.value !== "false") {
setTournamentActive(true);
setTournamentType(msg.value);
}
}
break;
case "ERROR":
addLog(`Error: ${msg.message}`);
break;
default:
break;
}
},
[send, updateGame, selectedGame]
);
const connect = useCallback(() => {
if (wsRef.current) wsRef.current.close();
setStatus("connecting");
setLog([]);
setLiveGames(new Map());
liveGamesRef.current = new Map();
setSelectedGame(null);
setScores([]);
setPlayers([]);
setGameList([]);
setTournamentActive(false);
setTournamentType(null);
const ws = new WebSocket(wsUrl);
wsRef.current = ws;
ws.onopen = () => {
setStatus("connected");
addLog("Connected as observer");
ws.send(cmd.getData("TOURNAMENT_STATUS"));
ws.send(cmd.gameList());
ws.send(cmd.playerList());
};
ws.onmessage = (e) => handleMessage(e.data as string);
ws.onclose = () => {
setStatus("disconnected");
addLog("Disconnected");
if (pollRef.current) clearInterval(pollRef.current);
};
ws.onerror = () => addLog("WebSocket error");
pollRef.current = setInterval(() => {
if (ws.readyState === WebSocket.OPEN) {
ws.send(cmd.gameList());
ws.send(cmd.playerList());
}
}, 5000);
}, [wsUrl, handleMessage]);
const disconnect = useCallback(() => {
if (pollRef.current) clearInterval(pollRef.current);
wsRef.current?.close();
}, []);
useEffect(() => () => {
if (pollRef.current) clearInterval(pollRef.current);
wsRef.current?.close();
}, []);
const selectedGameData = selectedGame !== null ? liveGames.get(selectedGame) : null;
return (
<div className="flex flex-col gap-6">
{/* Header */}
<div className="flex items-center justify-between">
<div>
<h1 className="text-2xl font-bold text-white">🏆 Tournament View</h1>
<p className="text-gray-400 text-sm mt-1">
Live standings, active matches, and player status
</p>
</div>
<StatusBadge status={status} />
</div>
{/* Connection bar */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-4 flex flex-wrap gap-3 items-end">
<div className="flex-1 min-w-48">
<label className="text-xs text-gray-400 uppercase tracking-wider mb-1 block">
Server URL
</label>
<input
className="w-full bg-gray-800 border border-gray-600 rounded-lg px-3 py-2 text-sm text-white focus:border-blue-500 focus:outline-none"
value={wsUrl}
onChange={(e) => setWsUrl(e.target.value)}
disabled={status === "connected" || status === "connecting"}
/>
</div>
{status !== "connected" ? (
<button
onClick={connect}
disabled={status === "connecting"}
className="px-5 py-2 bg-blue-600 hover:bg-blue-500 disabled:bg-gray-700 disabled:text-gray-500 text-white text-sm font-medium rounded-lg transition-colors"
>
{status === "connecting" ? "Connecting…" : "Connect"}
</button>
) : (
<button
onClick={disconnect}
className="px-5 py-2 bg-gray-700 hover:bg-gray-600 text-white text-sm font-medium rounded-lg transition-colors"
>
Disconnect
</button>
)}
</div>
{/* Tournament banner */}
{status === "connected" && (
<div
className={`rounded-xl p-4 border flex items-center gap-4 ${
tournamentActive
? "bg-purple-950/40 border-purple-600"
: "bg-gray-900 border-gray-700"
}`}
>
<div className="text-3xl">{tournamentActive ? "🏆" : "⏳"}</div>
<div>
<div className="font-semibold text-white">
{tournamentActive
? `Tournament Active — ${tournamentType ?? "Unknown Type"}`
: "No Active Tournament"}
</div>
<div className="text-sm text-gray-400">
{tournamentActive
? `${gameList.length} match${gameList.length !== 1 ? "es" : ""} running · ${players.filter((p) => p.inMatch).length}/${players.length} players in game`
: "Waiting for admin to start a tournament"}
</div>
</div>
</div>
)}
<div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
{/* Left column */}
<div className="flex flex-col gap-4">
{/* Leaderboard */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-4">
<h2 className="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-3">
Leaderboard
</h2>
{scores.length === 0 ? (
<p className="text-gray-500 text-sm text-center py-4">
{status === "connected" ? "No scores yet" : "Connect to see scores"}
</p>
) : (
<div className="flex flex-col gap-1.5">
{scores.map((s, i) => (
<div
key={s.player}
className="flex items-center gap-3 px-3 py-2 rounded-lg bg-gray-800"
>
<span
className={`text-sm font-bold w-6 ${
i === 0
? "text-yellow-400"
: i === 1
? "text-gray-300"
: i === 2
? "text-amber-700"
: "text-gray-600"
}`}
>
{i === 0 ? "🥇" : i === 1 ? "🥈" : i === 2 ? "🥉" : `${i + 1}.`}
</span>
<span className="text-white flex-1 font-medium text-sm">{s.player}</span>
<span className="text-blue-400 font-bold">{s.score}</span>
</div>
))}
</div>
)}
</div>
{/* Player list */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-4">
<h2 className="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-3 flex items-center justify-between">
<span>Players</span>
<span className="text-xs text-gray-500 font-normal">
{players.length} connected
</span>
</h2>
{players.length === 0 ? (
<p className="text-gray-500 text-sm text-center py-4">
{status === "connected" ? "No players connected" : "Connect to see players"}
</p>
) : (
<div className="flex flex-col gap-1.5">
{players.map((p) => (
<div
key={p.username}
className="flex items-center gap-2 px-3 py-2 rounded-lg bg-gray-800"
>
<span className="text-white text-sm flex-1 font-medium">
{p.username}
</span>
{p.inMatch ? (
<span className="text-xs px-2 py-0.5 rounded-full bg-blue-900/60 text-blue-300 border border-blue-700">
In game
</span>
) : p.ready ? (
<span className="text-xs px-2 py-0.5 rounded-full bg-green-900/60 text-green-300 border border-green-700">
Ready
</span>
) : (
<span className="text-xs px-2 py-0.5 rounded-full bg-gray-700 text-gray-500">
Idle
</span>
)}
</div>
))}
</div>
)}
</div>
{/* Event log */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-4">
<h2 className="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-2">
Event Log
</h2>
<div className="flex flex-col gap-0.5 max-h-40 overflow-y-auto">
{log.slice(0, 20).map((entry, i) => (
<p key={i} className="text-xs text-gray-400 font-mono">
{entry}
</p>
))}
{log.length === 0 && (
<p className="text-gray-600 text-xs">No events yet</p>
)}
</div>
</div>
</div>
{/* Right: active matches + board */}
<div className="lg:col-span-2 flex flex-col gap-4">
{/* Active matches */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-4">
<h2 className="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-3">
Active Matches
</h2>
{gameList.length === 0 ? (
<p className="text-gray-500 text-sm text-center py-3">
{status === "connected" ? "No active matches" : "Connect to see matches"}
</p>
) : (
<div className="flex flex-wrap gap-2">
{gameList.map((g) => {
const live = liveGames.get(g.id);
return (
<button
key={g.id}
onClick={() => setSelectedGame(selectedGame === g.id ? null : g.id)}
className={`px-3 py-2 rounded-lg border text-sm transition-colors ${
selectedGame === g.id
? "border-blue-500 bg-blue-950/50 text-blue-200"
: "border-gray-700 bg-gray-800 hover:border-gray-500 text-gray-300"
}`}
>
<span className="text-gray-500 text-xs font-mono mr-1">
#{g.id}
</span>
<span className="text-red-400">{g.player1}</span>
<span className="text-gray-500 mx-1">vs</span>
<span className="text-yellow-400">{g.player2}</span>
{live?.result && (
<span className="ml-1 text-xs">
{live.result.kind === "win"
? ` 🏆 ${live.result.winner}`
: live.result.kind === "draw"
? " 🤝"
: " ⛔"}
</span>
)}
</button>
);
})}
</div>
)}
</div>
{/* Selected game board */}
<div className="bg-gray-900 border border-gray-700 rounded-xl p-6 flex flex-col items-center gap-4 min-h-64">
{!selectedGameData ? (
<div className="flex flex-col items-center justify-center gap-3 py-12 text-center">
<span className="text-4xl text-gray-700">🎯</span>
<p className="text-gray-500 text-sm">
{gameList.length > 0
? "Click a match above to see the board"
: "Active matches will appear here"}
</p>
</div>
) : (
<>
{selectedGameData.result && (
<div
className={`w-full rounded-lg p-3 text-center font-semibold ${
selectedGameData.result.kind === "win"
? "bg-green-900/50 border border-green-600 text-green-300"
: selectedGameData.result.kind === "draw"
? "bg-blue-900/50 border border-blue-600 text-blue-300"
: "bg-red-900/50 border border-red-600 text-red-300"
}`}
>
{selectedGameData.result.kind === "win"
? `🏆 ${selectedGameData.result.winner} wins!`
: selectedGameData.result.kind === "draw"
? "🤝 Draw!"
: "⛔ Match Terminated"}
</div>
)}
<Board
board={selectedGameData.board}
lastMove={selectedGameData.lastMove}
player1={selectedGameData.player1}
player2={selectedGameData.player2}
currentTurnColor={selectedGameData.result ? null : selectedGameData.currentTurnColor}
disabled
/>
</>
)}
</div>
</div>
</div>
</div>
);
}
function StatusBadge({ status }: { status: ConnStatus }) {
const colors: Record<ConnStatus, string> = {
idle: "bg-gray-700 text-gray-400",
connecting: "bg-yellow-900/60 text-yellow-300 animate-pulse",
connected: "bg-green-900/60 text-green-300",
disconnected: "bg-red-900/60 text-red-300",
};
const labels: Record<ConnStatus, string> = {
idle: "Not connected",
connecting: "Connecting…",
connected: "Connected",
disconnected: "Disconnected",
};
return (
<span className={`px-3 py-1.5 rounded-full text-sm font-medium ${colors[status]}`}>
{labels[status]}
</span>
);
}