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Author SHA1 Message Date
Andrew
69464a16b6 Initial release of P2P Governance prototype 2026-03-15 12:19:02 +01:00
3 changed files with 234 additions and 205 deletions

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>PeertoPeer Poll up to 14 users (no vote loops)</title>
<style>
body {font-family:Arial,Helvetica,sans-serif; margin:20px;}
#options li {margin:5px 0;}
button {margin-left:5px;}
</style>
</head>
<body>
<h2>PeertoPeer Poll (max14 participants)</h2>
<div id="setup">
<label>Your Peer ID: <input id="myId" readonly size="30"></label><br><br>
<label>Room host ID (leave empty if you are the first client):
<input id="hostId" placeholder="host peer id">
</label>
<button id="joinBtn">Join / Create Room</button>
<p id="status"></p>
</div>
<hr>
<h3>Poll</h3>
<ul id="options"></ul>
<input id="newOption" placeholder="New option text">
<button id="addOptionBtn">Add option</button>
<script src="https://unpkg.com/peerjs@1.5.4/dist/peerjs.min.js"></script>
<script>
/* ---------- 1. Initialise PeerJS ---------- */
const peer = new Peer(); // public signalling server
const myIdInput = document.getElementById('myId');
const statusEl = document.getElementById('status');
let isHost = false; // true for the first client
let connections = []; // all open DataConnections
let knownPeers = new Set(); // IDs of every peer we know (including host)
peer.on('open', id => {
myIdInput.value = id;
statusEl.textContent = 'Enter a host ID (or leave empty) and click Join.';
});
/* ---------- 2. Accept incoming connections (host side) ---------- */
peer.on('connection', incoming => {
registerConnection(incoming);
});
/* ---------- 3. Join / create a room ---------- */
document.getElementById('joinBtn').onclick = () => {
const hostId = document.getElementById('hostId').value.trim();
if (hostId) {
isHost = false;
connectToPeer(hostId);
statusEl.textContent = `Connecting to host ${hostId}`;
} else {
isHost = true;
knownPeers.add(peer.id);
statusEl.textContent = 'Room created share this Peer ID with others.';
}
};
/* ---------- 4. Helper: connect to a remote peer ---------- */
function connectToPeer(peerId) {
if (knownPeers.has(peerId)) return;
const conn = peer.connect(peerId);
registerConnection(conn);
}
/* ---------- 5. Register a DataConnection ---------- */
function registerConnection(conn) {
if (!conn) return;
connections.push(conn);
knownPeers.add(conn.peer);
conn.on('open', () => {
// 1⃣ Send full poll state
conn.send({type: 'full', payload: poll, msgId: crypto.randomUUID()});
// 2⃣ If we are the host, tell the newcomer about other peers
if (isHost) {
const others = Array.from(knownPeers).filter(id => id !== conn.peer && id !== peer.id);
if (others.length) conn.send({type: 'peer-list', payload: others, msgId: crypto.randomUUID()});
}
});
conn.on('data', data => handleMessage(data, conn.peer));
conn.on('close', () => {
connections = connections.filter(c => c !== conn);
knownPeers.delete(conn.peer);
});
}
/* ---------- 6. Shared poll state ---------- */
let poll = {options: []}; // each option: {id, text, votes}
/* ---------- 7. Track my own votes ---------- */
const myVotes = new Set(); // option.id values
/* ---------- 8. Remember which messages we already processed ---------- */
const seenMsgIds = new Set();
/* ---------- 9. Broadcast helper (skip the sender) ---------- */
function broadcast(msg, except = null) {
connections.forEach(c => {
if (c.open && c.peer !== except) c.send(msg);
});
}
/* ---------- 10. Message handling ---------- */
function handleMessage(msg, senderId) {
// Ignore duplicates
if (seenMsgIds.has(msg.msgId)) return;
seenMsgIds.add(msg.msgId);
switch (msg.type) {
case 'full':
poll = msg.payload;
render();
break;
case 'add':
poll.options.push(msg.payload);
render();
broadcast(msg, senderId); // forward once
break;
case 'vote':
const opt = poll.options.find(o => o.id === msg.payload.id);
if (opt) opt.votes++;
render();
broadcast(msg, senderId);
break;
case 'peer-list':
msg.payload.forEach(id => {
if (id !== peer.id && !knownPeers.has(id)) connectToPeer(id);
});
break;
}
}
/* ---------- 11. UI rendering ---------- */
function render() {
const ul = document.getElementById('options');
ul.innerHTML = '';
poll.options.forEach(opt => {
const li = document.createElement('li');
li.textContent = `${opt.text} ${opt.votes} vote(s)`;
const btn = document.createElement('button');
btn.textContent = myVotes.has(opt.id) ? 'Voted' : 'Vote';
btn.disabled = myVotes.has(opt.id);
btn.onclick = () => {
// Record locally prevents doubleclick on the same client
myVotes.add(opt.id);
btn.textContent = 'Voted';
btn.disabled = true;
const voteMsg = {
type: 'vote',
payload: {id: opt.id},
msgId: crypto.randomUUID()
};
// Apply locally first
opt.votes++;
render();
// Send to all peers
broadcast(voteMsg);
};
li.appendChild(btn);
ul.appendChild(li);
});
}
/* ---------- 12. Add new option ---------- */
document.getElementById('addOptionBtn').onclick = () => {
const txt = document.getElementById('newOption').value.trim();
if (!txt) return;
const option = {id: crypto.randomUUID(), text: txt, votes: 0};
poll.options.push(option);
render();
const addMsg = {
type: 'add',
payload: option,
msgId: crypto.randomUUID()
};
broadcast(addMsg);
document.getElementById('newOption').value = '';
};
</script>
</body>
</html>

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# P2P Poll App
# 🗳️ Simple P2P Poll & Chat
This is a very simple polling app using peerjs.
It runs as a single HTML file and can handle multiple users in one poll room.
The app once open is self explanatory.
App created with the help of GPTOSS120B.
This is a minimal prototype of a decentralized governance tool built for the **Demcode Evocracy** experiment. It allows for basic deliberation and voting without a central database or server-side logic.
## What it does
- **P2P Connectivity:** Uses WebRTC (via PeerJS) to link browsers directly.
- **Mesh-capable:** Allows multiple connections to sync the same poll state.
- **Live Sync:** Changes to the poll topic, options, or votes are broadcast to all connected peers.
- **Chat:** A simple sidebar to discuss the poll in real-time.
## How to use it
1. Open the page: [https://andrewlehr.github.io/evocracy-p2p-poll/]
2. Set your **Nickname** and click "Set".
3. Share your nickname with a friend.
4. One person enters the other's nickname in the **Connect** box and clicks "Add Peer".
5. Once connected, you can set a topic, add options, and vote.
## Technical Notes
- **Data Persistence:** There is no database. If everyone closes their browser, the data is lost.
- **Networking:** It uses a public signaling server to find peers, but the actual data (votes/chat) stays between the browsers.
- **Conflict Handling:** Uses a simple "Last Write Wins" broadcast to keep peers in sync.
## Transparency
This code was generated with the assistance of **Gemini (Google AI)** to quickly prototype the WebRTC networking logic. The goal was to create a clean, readable foundation that is easy for others to merge or modify during the next phase of the experiment.

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index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Mesh Governance Tool</title>
<script src="https://unpkg.com/peerjs@1.5.2/dist/peerjs.min.js"></script>
<style>
:root { --primary: #007AFF; --bg: #f2f2f7; --success: #34c759; --secondary: #8e8e93; }
* { box-sizing: border-box; }
body { font-family: -apple-system, sans-serif; margin: 0; background: var(--bg); height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
/* Header & Peer List */
.header { background: #fff; padding: 12px; border-bottom: 1px solid #d1d1d6; flex-shrink: 0; }
.setup-row { display: flex; gap: 8px; margin-bottom: 10px; align-items: center; }
.peer-list-container { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.peer-list-container::-webkit-scrollbar { display: none; }
.peer-chip { background: #e9ecef; padding: 4px 10px; border-radius: 12px; font-size: 11px; white-space: nowrap; border: 1px solid #dee2e6; display: flex; align-items: center; gap: 5px; }
.dot { width: 6px; height: 6px; background: var(--success); border-radius: 50%; }
/* Main Layout */
.main-container { display: flex; flex: 1; overflow: hidden; }
@media (max-width: 768px) { .main-container { flex-direction: column; } }
.column { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: #fff; border-right: 1px solid #d1d1d6; }
.scroll-area { flex: 1; overflow-y: auto; padding: 16px; -webkit-overflow-scrolling: touch; }
/* Components */
.card { background: #f9f9f9; border-radius: 10px; padding: 12px; margin-bottom: 15px; border: 1px solid #e5e5ea; }
input { border: 1px solid #c6c6c8; padding: 10px; border-radius: 8px; font-size: 16px; width: 100%; outline: none; }
button { background: var(--primary); color: white; border: none; padding: 10px; border-radius: 8px; font-weight: 600; cursor: pointer; }
/* Poll UI */
.poll-question { font-size: 20px; font-weight: 700; margin-bottom: 15px; color: var(--primary); }
.option-item { display: flex; justify-content: space-between; align-items: center; background: white; padding: 12px; border-radius: 10px; margin-bottom: 8px; border: 1px solid #e5e5ea; }
/* Chat UI */
#chat-messages { display: flex; flex-direction: column; gap: 8px; }
.msg { padding: 8px 12px; border-radius: 14px; max-width: 85%; font-size: 14px; }
.msg.sent { background: var(--primary); color: white; align-self: flex-end; }
.msg.received { background: #e5e5ea; color: black; align-self: flex-start; }
.msg-sender { font-size: 10px; font-weight: bold; opacity: 0.7; display: block; }
.chat-input-bar { padding: 12px; background: #fff; border-top: 1px solid #d1d1d6; display: flex; gap: 8px; padding-bottom: calc(12px + env(safe-area-inset-bottom)); }
</style>
</head>
<body>
<div class="header">
<div class="setup-row">
<span style="font-size: 13px;">Me: <strong id="my-id-display">...</strong></span>
<div id="peer-list" class="peer-list-container">
</div>
</div>
<div class="setup-row">
<input type="text" id="nickname-input" placeholder="My Name" style="flex: 0.5;">
<button onclick="joinAs(document.getElementById('nickname-input').value)" style="background: var(--secondary); padding: 8px 12px;">Set</button>
<input type="text" id="peer-id-input" placeholder="Friend's Name" style="flex: 1;">
<button onclick="connectToPeer()" style="padding: 8px 12px;">Connect</button>
</div>
</div>
<div class="main-container">
<div class="column">
<div class="scroll-area">
<div class="card">
<input type="text" id="poll-title-input" placeholder="Question/Topic?">
<button onclick="updateTitle()" style="width:100%; margin-top:8px;">Set Topic</button>
</div>
<div id="active-question" class="poll-question">Waiting for Topic...</div>
<div style="display:flex; gap:8px; margin-bottom:15px;">
<input type="text" id="new-option-text" placeholder="Add option...">
<button onclick="addOption()">Add</button>
</div>
<div id="poll-container"></div>
</div>
</div>
<div class="column">
<div class="scroll-area" id="chat-scroll">
<div id="chat-messages"></div>
</div>
<div class="chat-input-bar">
<input type="text" id="chat-input" placeholder="Discuss...">
<button onclick="sendMessage()">Send</button>
</div>
</div>
</div>
<script>
let pollData = { question: "Open Discussion", options: [] };
let myName = "";
let connections = [];
let peer = null;
function joinAs(id) {
if (peer) peer.destroy();
peer = new Peer(id || undefined);
peer.on('open', newId => {
myName = newId;
document.getElementById('my-id-display').innerText = newId;
});
peer.on('connection', conn => setupConnection(conn));
}
function connectToPeer() {
const target = document.getElementById('peer-id-input').value;
if (target && target !== myName) {
setupConnection(peer.connect(target));
}
document.getElementById('peer-id-input').value = "";
}
function setupConnection(conn) {
conn.on('open', () => {
// Prevent duplicate connections
if (!connections.find(c => c.peer === conn.peer)) {
connections.push(conn);
updatePeerUI();
broadcast({ type: 'SYNC', payload: pollData });
}
});
conn.on('data', data => {
if (data.type === 'SYNC') {
pollData = data.payload;
renderPoll();
} else if (data.type === 'CHAT') {
appendMessage(data.sender, data.payload, 'received');
}
});
conn.on('close', () => {
connections = connections.filter(c => c.peer !== conn.peer);
updatePeerUI();
});
}
function broadcast(data) {
connections.forEach(c => { if (c.open) c.send(data); });
}
function updatePeerUI() {
const list = document.getElementById('peer-list');
if (connections.length === 0) {
list.innerHTML = '<span style="font-size:11px; color:#999;">No peers connected</span>';
return;
}
list.innerHTML = connections.map(c => `
<div class="peer-chip"><div class="dot"></div>${c.peer}</div>
`).join('');
}
// --- APP LOGIC ---
function updateTitle() {
const val = document.getElementById('poll-title-input').value;
if (!val) return;
pollData.question = val;
renderPoll();
broadcast({ type: 'SYNC', payload: pollData });
}
function addOption() {
const txt = document.getElementById('new-option-text').value;
if (!txt) return;
pollData.options.push({ text: txt, votes: 0 });
document.getElementById('new-option-text').value = "";
renderPoll();
broadcast({ type: 'SYNC', payload: pollData });
}
function vote(i) {
pollData.options[i].votes++;
renderPoll();
broadcast({ type: 'SYNC', payload: pollData });
}
function renderPoll() {
document.getElementById('active-question').innerText = pollData.question;
const container = document.getElementById('poll-container');
container.innerHTML = pollData.options.map((opt, i) => `
<div class="option-item">
<span>${opt.text}</span>
<div style="display:flex; align-items:center;">
<span style="font-weight:bold; color:var(--primary); margin-right:12px; font-size:18px;">${opt.votes}</span>
<button onclick="vote(${i})" style="background:var(--success); padding:5px 12px;">Vote</button>
</div>
</div>
`).join('');
}
function sendMessage() {
const input = document.getElementById('chat-input');
if (!input.value) return;
broadcast({ type: 'CHAT', sender: myName, payload: input.value });
appendMessage('You', input.value, 'sent');
input.value = "";
}
function appendMessage(sender, text, side) {
const div = document.createElement('div');
div.className = `msg ${side}`;
div.innerHTML = `<span class="msg-sender">${sender}</span>${text}`;
document.getElementById('chat-messages').appendChild(div);
const scroll = document.getElementById('chat-scroll');
scroll.scrollTop = scroll.scrollHeight;
}
document.getElementById('chat-input').addEventListener('keypress', (e) => { if (e.key === 'Enter') sendMessage(); });
joinAs(null);
</script>
</body>
</html>