Add Democratic fundraising platform.
Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
root
228
server.ts
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228
server.ts
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import "dotenv/config";
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import { createServer } from "http";
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import { parse } from "url";
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import next from "next";
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import { Server as SocketIOServer } from "socket.io";
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import { prisma } from "./src/lib/prisma";
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import { debitForBet, creditForWin, refundBet } from "./src/lib/game-ledger";
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import { generateServerSeed, deriveInt } from "./src/lib/provably-fair";
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const dev = process.env.NODE_ENV !== "production";
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const app = next({ dev, hostname: "0.0.0.0", port: 8008 });
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const handle = app.getRequestHandler();
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const HOUSE_CUT = 0.05; // 5% on PvP
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app.prepare().then(() => {
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const httpServer = createServer((req, res) => {
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const parsedUrl = parse(req.url ?? "/", true);
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handle(req, res, parsedUrl);
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});
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const io = new SocketIOServer(httpServer, {
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cors: { origin: "*" },
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path: "/api/socket",
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});
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// ── COIN FLIP ──────────────────────────────────────────────────────────────
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const coinFlipNS = io.of("/coin-flip");
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coinFlipNS.on("connection", (socket) => {
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socket.on("join_room", async ({ roomId, userId }: { roomId: string; userId: string }) => {
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const room = await prisma.gameRoom.findUnique({ where: { id: roomId } });
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if (!room || room.status !== "WAITING") {
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socket.emit("error", "Room not available");
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return;
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}
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if (room.creatorId === userId) {
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socket.join(roomId);
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socket.emit("waiting", { roomId });
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return;
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}
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// Check balance
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const wallet = await prisma.wallet.findUnique({ where: { userId } });
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if (!wallet || wallet.balanceCredits < room.wageBLW) {
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socket.emit("error", "Insufficient balance");
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return;
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}
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// Debit joiner
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try {
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await debitForBet(userId, room.wageBLW, "COIN_FLIP");
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} catch {
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socket.emit("error", "Debit failed");
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return;
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}
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// Debit creator
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try {
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await debitForBet(room.creatorId, room.wageBLW, "COIN_FLIP");
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} catch {
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await refundBet(userId, room.wageBLW, "COIN_FLIP");
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socket.emit("error", "Creator debit failed");
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return;
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}
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await prisma.gameRoom.update({
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where: { id: roomId },
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data: { joinerId: userId, status: "ACTIVE" },
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});
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socket.join(roomId);
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coinFlipNS.to(roomId).emit("game_start", { roomId });
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// Resolve
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const serverSeed = generateServerSeed();
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const result = deriveInt(serverSeed, roomId, 0, 0, 1); // 0 = heads, 1 = tails
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const winnerId = result === 0 ? room.creatorId : userId;
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const pot = room.wageBLW * 2;
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const payout = Math.floor(pot * (1 - HOUSE_CUT));
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await creditForWin(winnerId, payout, "COIN_FLIP");
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await prisma.gameRoom.update({
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where: { id: roomId },
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data: {
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status: "RESOLVED",
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resultData: { result, winnerId, serverSeed, payout },
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},
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});
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coinFlipNS.to(roomId).emit("result", {
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result,
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resultLabel: result === 0 ? "heads" : "tails",
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winnerId,
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payout,
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serverSeed,
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});
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});
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});
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// ── PONG ───────────────────────────────────────────────────────────────────
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const pongNS = io.of("/pong");
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const pongRooms = new Map<string, {
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roomId: string;
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creatorId: string;
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joinerId: string | null;
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wageBLW: number;
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ball: { x: number; y: number; vx: number; vy: number };
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paddles: { creator: number; joiner: number };
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scores: { creator: number; joiner: number };
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interval: ReturnType<typeof setInterval> | null;
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}>();
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pongNS.on("connection", (socket) => {
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socket.on("join_room", async ({ roomId, userId }: { roomId: string; userId: string }) => {
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const room = await prisma.gameRoom.findUnique({ where: { id: roomId } });
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if (!room || !["WAITING", "ACTIVE"].includes(room.status)) {
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socket.emit("error", "Room not available");
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return;
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}
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socket.join(roomId);
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if (room.creatorId === userId) {
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if (!pongRooms.has(roomId)) {
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pongRooms.set(roomId, {
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roomId,
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creatorId: userId,
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joinerId: null,
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wageBLW: room.wageBLW,
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ball: { x: 400, y: 200, vx: 3, vy: 2 },
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paddles: { creator: 180, joiner: 180 },
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scores: { creator: 0, joiner: 0 },
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interval: null,
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});
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}
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socket.emit("waiting", { roomId });
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return;
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}
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// Joiner
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const state = pongRooms.get(roomId);
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if (!state || state.joinerId) { socket.emit("error", "Room full"); return; }
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const wallet = await prisma.wallet.findUnique({ where: { userId } });
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if (!wallet || wallet.balanceCredits < room.wageBLW) { socket.emit("error", "Insufficient balance"); return; }
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try {
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await debitForBet(userId, room.wageBLW, "PONG");
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await debitForBet(room.creatorId, room.wageBLW, "PONG");
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} catch {
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await refundBet(userId, room.wageBLW, "PONG");
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socket.emit("error", "Debit failed"); return;
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}
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state.joinerId = userId;
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await prisma.gameRoom.update({ where: { id: roomId }, data: { joinerId: userId, status: "ACTIVE" } });
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pongNS.to(roomId).emit("game_start", { roomId, creatorId: room.creatorId, joinerId: userId });
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// Game loop — 20 ticks/sec
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state.interval = setInterval(() => {
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const s = pongRooms.get(roomId);
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if (!s) return;
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s.ball.x += s.ball.vx;
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s.ball.y += s.ball.vy;
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// Wall bounce
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if (s.ball.y <= 0 || s.ball.y >= 400) s.ball.vy *= -1;
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// Paddle bounce
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if (s.ball.x <= 20 && Math.abs(s.ball.y - s.paddles.creator) < 50) s.ball.vx = Math.abs(s.ball.vx);
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if (s.ball.x >= 780 && Math.abs(s.ball.y - s.paddles.joiner) < 50) s.ball.vx = -Math.abs(s.ball.vx);
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// Score
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if (s.ball.x <= 0) {
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s.scores.joiner++;
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s.ball = { x: 400, y: 200, vx: 3, vy: 2 };
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}
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if (s.ball.x >= 800) {
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s.scores.creator++;
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s.ball = { x: 400, y: 200, vx: -3, vy: 2 };
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}
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pongNS.to(roomId).emit("tick", { ball: s.ball, paddles: s.paddles, scores: s.scores });
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// Win condition: first to 5
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if (s.scores.creator >= 5 || s.scores.joiner >= 5) {
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clearInterval(s.interval!);
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s.interval = null;
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const winnerId = s.scores.creator >= 5 ? s.creatorId : s.joinerId!;
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const pot = s.wageBLW * 2;
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const payout = Math.floor(pot * (1 - HOUSE_CUT));
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creditForWin(winnerId, payout, "PONG").then(() => {
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prisma.gameRoom.update({
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where: { id: roomId },
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data: { status: "RESOLVED", resultData: { winnerId, scores: s.scores, payout } },
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}).catch(() => {});
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}).catch(() => {});
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pongNS.to(roomId).emit("game_over", { winnerId, scores: s.scores, payout });
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pongRooms.delete(roomId);
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}
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}, 50);
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});
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socket.on("paddle_move", ({ roomId, userId, y }: { roomId: string; userId: string; y: number }) => {
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const state = pongRooms.get(roomId);
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if (!state) return;
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const clampedY = Math.max(0, Math.min(360, y));
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if (state.creatorId === userId) state.paddles.creator = clampedY;
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else if (state.joinerId === userId) state.paddles.joiner = clampedY;
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});
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});
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// Expire abandoned rooms every minute
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setInterval(async () => {
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await prisma.gameRoom.updateMany({
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where: { status: "WAITING", expiresAt: { lt: new Date() } },
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data: { status: "EXPIRED" },
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});
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}, 60_000);
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httpServer.listen(8008, "0.0.0.0", () => {
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console.log(`> Ready on http://0.0.0.0:8008`);
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});
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});
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