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3 Commits

Author SHA1 Message Date
Hollajay
5415741940 p2p poll logic added 2026-03-19 10:52:12 +01:00
Hollajay
68797053ac resolved conflict 2026-03-19 01:07:34 +01:00
Hollajay
c0e53ad652 first commit 2026-03-19 00:41:15 +01:00
25 changed files with 7137 additions and 1 deletions

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.gitignore vendored Normal file
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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
# dependencies
/node_modules
/.pnp
.pnp.*
.yarn/*
!.yarn/patches
!.yarn/plugins
!.yarn/releases
!.yarn/versions
# testing
/coverage
# next.js
/.next/
/out/
# production
/build
# misc
.DS_Store
*.pem
# debug
npm-debug.log*
yarn-debug.log*
yarn-error.log*
.pnpm-debug.log*
# env files (can opt-in for committing if needed)
.env*
# vercel
.vercel
# typescript
*.tsbuildinfo
next-env.d.ts

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# P2P Poll App
# P2P Poll App
Remove-Item -Recurse -Force node_modules, .next

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@import "tailwindcss";
:root {
--background: #ffffff;
--foreground: #171717;
}
@theme inline {
--color-background: var(--background);
--color-foreground: var(--foreground);
--font-sans: var(--font-geist-sans);
--font-mono: var(--font-geist-mono);
}
@media (prefers-color-scheme: dark) {
:root {
--background: #0a0a0a;
--foreground: #ededed;
}
}
body {
background: var(--background);
color: var(--foreground);
font-family: Arial, Helvetica, sans-serif;
}

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app/layout.tsx Normal file
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import type { Metadata } from "next";
import "./globals.css";
export const metadata: Metadata = {
title: "p2p polling",
description: "creating a p2p-polling app",
};
export default function RootLayout({
children,
}: Readonly<{
children: React.ReactNode;
}>) {
return (
<html
lang="en"
className={` h-full antialiased`}
>
<body className="min-h-full flex flex-col">{children}</body>
</html>
);
}

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"use client";
import { useState } from "react";
import usePeerManager from "../hooks/usePeerManager";
import usePollManager from "../hooks/usePollManager";
import PollCreation from "../components/PollCreation";
import PollActive from "../components/PollActive";
import PeersList from "../components/PeersList";
export default function Page() {
const peerManager = usePeerManager();
const pollManager = usePollManager(peerManager);
const [connectId, setConnectId] = useState("");
return (
<div className="p-6 space-y-4">
<h1 className="text-2xl font-bold">P2P Poll App</h1>
{/* Connect */}
<div className="flex gap-2">
<input
className="border p-2"
placeholder="Peer ID"
value={connectId}
onChange={(e) => setConnectId(e.target.value)}
/>
<button
className="bg-blue-500 text-white px-4"
onClick={() => peerManager.connectToPeer(connectId)}
>
Connect
</button>
</div>
<p>Your ID: {peerManager.peerId}</p>
{pollManager.poll ? (
<PollActive pollManager={pollManager} peerId={peerManager.peerId} />
) : (
<PollCreation pollManager={pollManager} />
)}
<PeersList peers={peerManager.peers} />
</div>
);
}

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"use client";
type NotificationType = "info" | "success" | "error";
interface NotificationProps {
message: string;
type?: NotificationType;
}
export default function Notification({ message, type = "info" }: NotificationProps) {
const colors: Record<NotificationType, string> = {
info: "bg-blue-100 text-blue-700",
success: "bg-green-100 text-green-700",
error: "bg-red-100 text-red-700",
};
return (
<div className={`px-4 py-2 rounded shadow ${colors[type]}`}>
{message}
</div>
);
}

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components/PeersList.tsx Normal file
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"use client";
export default function PeersList({ peers }: { peers: string[] }) {
return (
<div>
<h3>Peers</h3>
{peers.length === 0 ? (
<p>No peers</p>
) : (
peers.map((p) => <div key={p}>{p}</div>)
)}
</div>
);
}

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components/PollActive.tsx Normal file
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"use client";
import PollOption from "./PollOption";
export default function PollActive({ pollManager, peerId }: any) {
const poll = pollManager.poll;
return (
<div>
<h2 className="text-xl font-bold">{poll.question}</h2>
{poll.options.map((opt: any) => (
<PollOption
key={opt.id}
option={opt}
pollManager={pollManager}
peerId={peerId}
/>
))}
</div>
);
}

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"use client";
import { useState } from "react";
export default function PollCreation({ pollManager }: any) {
const [question, setQuestion] = useState("");
const [options, setOptions] = useState<string[]>(["", ""]);
return (
<div>
<input
className="border p-2 w-full"
placeholder="Question"
value={question}
onChange={(e) => setQuestion(e.target.value)}
/>
{options.map((opt, i) => (
<input
key={i}
className="border p-2 w-full mt-2"
placeholder={`Option ${i + 1}`}
value={opt}
onChange={(e) => {
const newOpts = [...options];
newOpts[i] = e.target.value;
setOptions(newOpts);
}}
/>
))}
<button
className="bg-green-500 text-white px-4 mt-2"
onClick={() => pollManager.createPoll(question, options)}
>
Create Poll
</button>
</div>
);
}

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components/PollOption.tsx Normal file
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"use client";
export default function PollOption({ option, pollManager, peerId }: any) {
return (
<div
className="border p-2 mt-2 cursor-pointer"
onClick={() => pollManager.vote(option.id, peerId)}
>
{option.text} - {option.votes} votes
</div>
);
}

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import { defineConfig, globalIgnores } from "eslint/config";
import nextVitals from "eslint-config-next/core-web-vitals";
import nextTs from "eslint-config-next/typescript";
const eslintConfig = defineConfig([
...nextVitals,
...nextTs,
// Override default ignores of eslint-config-next.
globalIgnores([
// Default ignores of eslint-config-next:
".next/**",
"out/**",
"build/**",
"next-env.d.ts",
]),
]);
export default eslintConfig;

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hooks/usePeerManager.ts Normal file
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"use client";
import { useEffect, useRef, useState } from "react";
import Peer from "peerjs";
export default function usePeerManager() {
const [peerId, setPeerId] = useState<string | null>(null);
const [peers, setPeers] = useState<string[]>([]);
const peerRef = useRef<Peer | null>(null);
const connectionsRef = useRef<Map<string, any>>(new Map());
useEffect(() => {
const peer = new Peer();
peerRef.current = peer;
peer.on("open", (id) => {
setPeerId(id);
});
peer.on("connection", (conn) => {
conn.on("open", () => {
connectionsRef.current.set(conn.peer, conn);
setPeers(Array.from(connectionsRef.current.keys()));
});
conn.on("data", (data) => {
console.log("Received:", data);
});
conn.on("close", () => {
connectionsRef.current.delete(conn.peer);
setPeers(Array.from(connectionsRef.current.keys()));
});
});
return () => {
peer.destroy();
};
}, []);
const connectToPeer = (id: string) => {
if (!peerRef.current) return;
const conn = peerRef.current.connect(id);
conn.on("open", () => {
connectionsRef.current.set(conn.peer, conn);
setPeers(Array.from(connectionsRef.current.keys()));
});
};
const broadcast = (data: any) => {
connectionsRef.current.forEach((conn) => {
if (conn.open) conn.send(data);
});
};
return { peerId, peers, connectToPeer, broadcast };
}

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hooks/usePollManager.ts Normal file
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"use client";
import { useState } from "react";
type Option = {
id: string;
text: string;
votes: number;
voters: string[];
};
type Poll = {
id: string;
question: string;
options: Option[];
};
export default function usePollManager(peerManager: any) {
const [poll, setPoll] = useState<Poll | null>(null);
const [myVote, setMyVote] = useState<string | null>(null);
const createPoll = (question: string, options: string[]) => {
const newPoll: Poll = {
id: Date.now().toString(),
question,
options: options.map((opt, i) => ({
id: `opt-${i}`,
text: opt,
votes: 0,
voters: [],
})),
};
setPoll(newPoll);
peerManager.broadcast({ type: "poll", poll: newPoll });
};
const vote = (optionId: string, peerId: string) => {
if (!poll) return;
const updated = { ...poll };
updated.options.forEach((opt) => {
const index = opt.voters.indexOf(peerId);
if (index !== -1) {
opt.voters.splice(index, 1);
opt.votes--;
}
});
const option = updated.options.find((o) => o.id === optionId);
if (!option) return;
option.votes++;
option.voters.push(peerId);
setPoll(updated);
setMyVote(optionId);
peerManager.broadcast({
type: "vote",
optionId,
voterId: peerId,
});
};
return { poll, createPoll, vote, myVote };
}

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import type { NextConfig } from "next";
const nextConfig: NextConfig = {
experimental: {
turbopackFileSystemCacheForDev: true,
}
};
export default nextConfig;

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{
"name": "p2p-polling",
"version": "0.1.0",
"private": true,
"scripts": {
"dev": "next dev",
"build": "next build",
"start": "next start",
"lint": "eslint"
},
"dependencies": {
"next": "16.2.0",
"peerjs": "^1.5.5",
"react": "19.2.4",
"react-dom": "19.2.4"
},
"devDependencies": {
"@tailwindcss/postcss": "^4",
"@types/node": "^20",
"@types/react": "^19",
"@types/react-dom": "^19",
"eslint": "^9",
"eslint-config-next": "16.2.0",
"tailwindcss": "^4",
"typescript": "^5"
}
}

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const config = {
plugins: {
"@tailwindcss/postcss": {},
},
};
export default config;

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{
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"allowJs": true,
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"resolveJsonModule": true,
"isolatedModules": true,
"jsx": "react-jsx",
"incremental": true,
"plugins": [
{
"name": "next"
}
],
"paths": {
"@/*": ["./*"]
}
},
"include": [
"next-env.d.ts",
"**/*.ts",
"**/*.tsx",
".next/types/**/*.ts",
".next/dev/types/**/*.ts",
"**/*.mts"
],
"exclude": ["node_modules"]
}