WIP: snapshot of all local changes
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erik
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383
static_ws/script.js
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383
static_ws/script.js
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/* ---------- DOM references --------------------------------------- */
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const wrap = document.getElementById('mapContainer');
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const group = document.getElementById('mapGroup');
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const img = document.getElementById('map');
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const dots = document.getElementById('dots');
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const trailsContainer = document.getElementById('trails');
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const list = document.getElementById('playerList');
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const btnContainer = document.getElementById('sortButtons');
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const tooltip = document.getElementById('tooltip');
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// Chat UI elements
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const chatOverlay = document.getElementById('chatOverlay');
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const chatTitle = document.getElementById('chatTitle');
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const chatClose = document.getElementById('chatClose');
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const chatMessages = document.getElementById('chatMessages');
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const chatForm = document.getElementById('chatForm');
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const chatInput = document.getElementById('chatInput');
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let chatSocket = null;
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let currentChatName = null;
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/* ---------- constants ------------------------------------------- */
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const MAX_Z = 10;
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const FOCUS_ZOOM = 3; // zoom level when you click a name
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const POLL_MS = 2000;
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const MAP_BOUNDS = {
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west : -102.04,
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east : 102.19,
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north: 102.16,
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south: -102.00
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};
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/* ---------- sort configuration ---------------------------------- */
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const sortOptions = [
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{
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value: "name",
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label: "Name ↑",
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comparator: (a, b) => a.character_name.localeCompare(b.character_name)
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},
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{
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value: "kph",
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label: "KPH ↓",
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comparator: (a, b) => b.kills_per_hour - a.kills_per_hour
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},
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{
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value: "kills",
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label: "Kills ↓",
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comparator: (a, b) => b.kills - a.kills
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},
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{
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value: "rares",
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label: "Rares ↓",
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comparator: (a, b) => (b.rares_found || 0) - (a.rares_found || 0)
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}
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];
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let currentSort = sortOptions[0];
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let currentPlayers = [];
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/* ---------- generate segmented buttons -------------------------- */
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sortOptions.forEach(opt => {
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const btn = document.createElement('div');
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btn.className = 'btn';
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btn.textContent = opt.label;
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btn.dataset.value = opt.value;
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if (opt.value === currentSort.value) btn.classList.add('active');
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btn.addEventListener('click', () => {
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btnContainer.querySelectorAll('.btn')
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.forEach(b => b.classList.remove('active'));
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btn.classList.add('active');
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currentSort = opt;
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renderList();
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});
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btnContainer.appendChild(btn);
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});
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/* ---------- map & state variables ------------------------------- */
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let imgW = 0, imgH = 0;
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let scale = 1, offX = 0, offY = 0, minScale = 1;
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let dragging = false, sx = 0, sy = 0;
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let selected = "";
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let pollID = null;
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/* ---------- utility functions ----------------------------------- */
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const hue = name => {
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let h = 0;
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for (let c of name) h = c.charCodeAt(0) + ((h << 5) - h);
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return `hsl(${Math.abs(h) % 360},72%,50%)`;
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};
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const loc = (ns, ew) =>
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`${Math.abs(ns).toFixed(1)}${ns>=0?"N":"S"} `
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+ `${Math.abs(ew).toFixed(1)}${ew>=0?"E":"W"}`;
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function worldToPx(ew, ns) {
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const x = ((ew - MAP_BOUNDS.west)
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/ (MAP_BOUNDS.east - MAP_BOUNDS.west)) * imgW;
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const y = ((MAP_BOUNDS.north - ns)
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/ (MAP_BOUNDS.north - MAP_BOUNDS.south)) * imgH;
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return { x, y };
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}
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const applyTransform = () =>
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group.style.transform = `translate(${offX}px,${offY}px) scale(${scale})`;
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function clampPan() {
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if (!imgW) return;
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const r = wrap.getBoundingClientRect();
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const vw = r.width, vh = r.height;
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const mw = imgW * scale, mh = imgH * scale;
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offX = mw <= vw ? (vw - mw) / 2 : Math.min(0, Math.max(vw - mw, offX));
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offY = mh <= vh ? (vh - mh) / 2 : Math.min(0, Math.max(vh - mh, offY));
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}
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function updateView() {
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clampPan();
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applyTransform();
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}
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function fitToWindow() {
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const r = wrap.getBoundingClientRect();
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scale = Math.min(r.width / imgW, r.height / imgH);
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minScale = scale;
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updateView();
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}
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/* ---------- tooltip handlers ------------------------------------ */
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function showTooltip(evt, p) {
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tooltip.textContent = `${p.character_name} — Kills: ${p.kills} - Kills/h: ${p.kills_per_hour}`;
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const r = wrap.getBoundingClientRect();
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tooltip.style.left = `${evt.clientX - r.left + 10}px`;
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tooltip.style.top = `${evt.clientY - r.top + 10}px`;
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tooltip.style.display = 'block';
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}
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function hideTooltip() {
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tooltip.style.display = 'none';
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}
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/* ---------- polling and initialization -------------------------- */
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async function pollLive() {
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try {
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const [liveRes, trailsRes] = await Promise.all([
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fetch('/live/'),
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fetch('/trails/?seconds=600'),
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]);
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const { players } = await liveRes.json();
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const { trails } = await trailsRes.json();
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currentPlayers = players;
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renderTrails(trails);
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renderList();
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} catch (e) {
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console.error('Live or trails fetch failed:', e);
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}
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}
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function startPolling() {
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if (pollID !== null) return;
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pollLive();
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pollID = setInterval(pollLive, POLL_MS);
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}
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// -------------------- WebSocket live updates --------------------
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let wsLive = null;
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function startWebSocket() {
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const protocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
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const wsUrl = `${protocol}//${location.host}/ws/track`;
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wsLive = new WebSocket(wsUrl);
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wsLive.onopen = () => console.log('WS /ws/track connected');
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wsLive.onmessage = evt => {
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try {
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const snap = JSON.parse(evt.data);
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currentPlayers = currentPlayers.filter(p => p.character_name !== snap.character_name)
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.concat(snap);
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renderList();
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} catch (e) {
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console.error('Invalid WS message', e);
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}
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};
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wsLive.onclose = () => console.log('WS /ws/track closed');
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wsLive.onerror = e => console.error('WS error', e);
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}
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img.onload = () => {
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imgW = img.naturalWidth;
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imgH = img.naturalHeight;
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// size the SVG trails container to match the map dimensions
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if (trailsContainer) {
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trailsContainer.setAttribute('viewBox', `0 0 ${imgW} ${imgH}`);
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trailsContainer.setAttribute('width', `${imgW}`);
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trailsContainer.setAttribute('height', `${imgH}`);
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}
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fitToWindow();
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startPolling();
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// start live updates via WebSocket
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startWebSocket();
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};
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/* ---------- rendering sorted list & dots ------------------------ */
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function renderList() {
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const sorted = [...currentPlayers].sort(currentSort.comparator);
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render(sorted);
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}
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function render(players) {
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dots.innerHTML = '';
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list.innerHTML = '';
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players.forEach(p => {
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const { x, y } = worldToPx(p.ew, p.ns);
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// dot
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const dot = document.createElement('div');
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dot.className = 'dot';
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dot.style.left = `${x}px`;
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dot.style.top = `${y}px`;
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dot.style.background = hue(p.character_name);
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// custom tooltip
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dot.addEventListener('mouseenter', e => showTooltip(e, p));
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dot.addEventListener('mousemove', e => showTooltip(e, p));
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dot.addEventListener('mouseleave', hideTooltip);
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// click to select/zoom
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dot.addEventListener('click', () => selectPlayer(p, x, y));
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if (p.character_name === selected) dot.classList.add('highlight');
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dots.appendChild(dot);
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//sidebar
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const li = document.createElement('li');
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const color = hue(p.character_name);
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li.style.borderLeftColor = color;
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li.className = 'player-item';
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li.innerHTML = `
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<span class="player-name">${p.character_name}</span>
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<span class="player-loc">${loc(p.ns, p.ew)}</span>
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<span class="stat kills">${p.kills}</span>
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<span class="stat kph">${p.kills_per_hour}</span>
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<span class="stat rares">${p.rares_found}</span>
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<span class="stat meta">${p.vt_state}</span>
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`;
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// Add Chat button
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const chatBtn = document.createElement('button');
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chatBtn.textContent = 'Chat';
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chatBtn.className = 'chat-btn';
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chatBtn.addEventListener('click', e => { e.stopPropagation(); openChat(p.character_name); });
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li.appendChild(chatBtn);
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li.addEventListener('click', () => selectPlayer(p, x, y));
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if (p.character_name === selected) li.classList.add('selected');
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list.appendChild(li);
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});
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}
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/* ---------- rendering trails ------------------------------- */
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function renderTrails(trailData) {
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trailsContainer.innerHTML = '';
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const byChar = trailData.reduce((acc, pt) => {
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(acc[pt.character_name] = acc[pt.character_name] || []).push(pt);
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return acc;
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}, {});
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for (const [name, pts] of Object.entries(byChar)) {
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if (pts.length < 2) continue;
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const points = pts.map(pt => {
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const { x, y } = worldToPx(pt.ew, pt.ns);
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return `${x},${y}`;
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}).join(' ');
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const poly = document.createElementNS('http://www.w3.org/2000/svg', 'polyline');
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poly.setAttribute('points', points);
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poly.setAttribute('stroke', hue(name));
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poly.setAttribute('fill', 'none');
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poly.setAttribute('class', 'trail-path');
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trailsContainer.appendChild(poly);
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}
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}
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/* ---------- selection centering, focus zoom & blink ------------ */
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function selectPlayer(p, x, y) {
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selected = p.character_name;
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// set focus zoom
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scale = Math.min(MAX_Z, Math.max(minScale, FOCUS_ZOOM));
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// center on the player
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const r = wrap.getBoundingClientRect();
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offX = r.width / 2 - x * scale;
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offY = r.height / 2 - y * scale;
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updateView();
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renderList(); // keep sorted + highlight
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}
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/* ---------- pan & zoom handlers -------------------------------- */
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wrap.addEventListener('wheel', e => {
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e.preventDefault();
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if (!imgW) return;
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const r = wrap.getBoundingClientRect();
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const mx = (e.clientX - r.left - offX) / scale;
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const my = (e.clientY - r.top - offY) / scale;
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const factor = e.deltaY > 0 ? 0.9 : 1.1;
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let ns = scale * factor;
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ns = Math.max(minScale, Math.min(MAX_Z, ns));
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offX -= mx * (ns - scale);
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offY -= my * (ns - scale);
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scale = ns;
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updateView();
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}, { passive: false });
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wrap.addEventListener('mousedown', e => {
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dragging = true; sx = e.clientX; sy = e.clientY;
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wrap.classList.add('dragging');
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});
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window.addEventListener('mousemove', e => {
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if (!dragging) return;
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offX += e.clientX - sx; offY += e.clientY - sy;
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sx = e.clientX; sy = e.clientY;
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updateView();
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});
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window.addEventListener('mouseup', () => {
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dragging = false; wrap.classList.remove('dragging');
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});
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wrap.addEventListener('touchstart', e => {
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if (e.touches.length !== 1) return;
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dragging = true;
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sx = e.touches[0].clientX; sy = e.touches[0].clientY;
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});
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wrap.addEventListener('touchmove', e => {
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if (!dragging || e.touches.length !== 1) return;
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const t = e.touches[0];
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offX += t.clientX - sx; offY += t.clientY - sy;
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sx = t.clientX; sy = t.clientY;
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updateView();
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});
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wrap.addEventListener('touchend', () => {
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dragging = false;
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});
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// Chat UI functions
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function openChat(name) {
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currentChatName = name;
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chatTitle.textContent = `Chat: ${name}`;
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chatMessages.innerHTML = '';
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chatOverlay.classList.remove('hidden');
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const protocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
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const wsUrl = `${protocol}//${location.host}/ws/command?character_name=${encodeURIComponent(name)}`;
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chatSocket = new WebSocket(wsUrl);
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chatSocket.onmessage = evt => {
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try {
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const msg = JSON.parse(evt.data);
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appendChatMessage(msg);
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} catch (e) { console.error('Invalid chat msg', e); }
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};
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chatSocket.onopen = () => console.log(`Chat WS connected: ${wsUrl}`);
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chatSocket.onclose = () => console.log('Chat WS closed');
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chatSocket.onerror = e => console.error('Chat WS error', e);
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}
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function closeChat() {
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if (chatSocket) { chatSocket.close(); chatSocket = null; }
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chatOverlay.classList.add('hidden');
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currentChatName = null;
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}
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function appendChatMessage(msg) {
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const div = document.createElement('div');
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div.className = 'chat-message';
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const time = new Date(msg.timestamp).toLocaleTimeString();
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const who = msg.from === 'browser' ? 'You' : msg.from;
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div.textContent = `[${time}] ${who}: ${msg.text}`;
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chatMessages.appendChild(div);
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chatMessages.scrollTop = chatMessages.scrollHeight;
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}
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chatClose.addEventListener('click', closeChat);
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chatForm.addEventListener('submit', e => {
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e.preventDefault();
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if (!chatSocket || !currentChatName) return;
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const text = chatInput.value.trim();
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if (!text) return;
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chatSocket.send(JSON.stringify({ command: text }));
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appendChatMessage({ from: 'browser', text, timestamp: new Date().toISOString() });
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chatInput.value = '';
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});
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