c2c1598226
- Added rulesets manager to handle various data types and updates via HTTP and WebSocket. - Introduced layout store for managing kiosk layouts with caching and server synchronization. - Enhanced dashboard and data routes to support new layout and ruleset features. - Updated kiosk HTML and JavaScript to utilize new layout rendering and data binding. - Removed obsolete map route and integrated map functionality into the new tile renderer. - Improved Telegram commands to reflect changes in data structure and logging. - Refactored weather fetching intervals to prevent multiple instances. - Added SSE stream for real-time layout updates in the kiosk.
73 lines
2.9 KiB
JavaScript
73 lines
2.9 KiB
JavaScript
/**
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* data-binder.js — apre una singola sottoscrizione SignalK delta locale
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* e smista i valori ai tile per path.
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*
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* Espone window.dataBinder con:
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* subscribe(path, fn) → unsubscribe()
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* getLatest(path) → ultimo valore visto (o null)
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* onConnState(fn) → notifica connesso/disconnesso
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*/
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(function () {
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const subs = new Map(); // path -> Set<fn>
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const latest = new Map(); // path -> { value, ts }
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const stateListeners = new Set();
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let ws = null;
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let reconnectTimer = null;
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function notify(path, value) {
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latest.set(path, { value, ts: Date.now() });
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const ss = subs.get(path);
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if (!ss) return;
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for (const fn of ss) { try { fn(value); } catch (e) { console.warn(e); } }
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}
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function notifyState(s) { for (const fn of stateListeners) { try { fn(s); } catch (_) {} } }
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function connect() {
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const url = `ws://${location.host}/signalk/v1/stream?subscribe=all`;
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try { ws = new WebSocket(url); }
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catch (err) { console.error('[BINDER] WS create:', err); scheduleReconnect(); return; }
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ws.onopen = () => { notifyState({ connected: true }); console.log('[BINDER] WS connected'); };
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ws.onerror = (e) => console.warn('[BINDER] WS error', e);
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ws.onclose = () => { notifyState({ connected: false }); scheduleReconnect(); };
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ws.onmessage = (ev) => {
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let msg;
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try { msg = JSON.parse(ev.data); } catch { return; }
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if (!msg.updates) return;
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for (const u of msg.updates) {
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if (!u.values) continue;
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for (const v of u.values) {
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if (!v.path) continue;
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notify(v.path, v.value);
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// espandi position in lat/lon per chi si iscrive a quelli
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if (v.path === 'navigation.position' && v.value && typeof v.value === 'object') {
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if (v.value.latitude != null) notify('navigation.position.latitude', v.value.latitude);
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if (v.value.longitude != null) notify('navigation.position.longitude', v.value.longitude);
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}
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}
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}
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};
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}
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function scheduleReconnect() {
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if (reconnectTimer) return;
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reconnectTimer = setTimeout(() => { reconnectTimer = null; connect(); }, 3000);
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}
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function subscribe(path, fn) {
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if (!subs.has(path)) subs.set(path, new Set());
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subs.get(path).add(fn);
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const last = latest.get(path);
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if (last) { try { fn(last.value); } catch (_) {} }
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return () => subs.get(path)?.delete(fn);
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}
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function getLatest(path) { return latest.get(path)?.value ?? null; }
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function onConnState(fn) { stateListeners.add(fn); return () => stateListeners.delete(fn); }
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connect();
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window.dataBinder = { subscribe, getLatest, onConnState };
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})();
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