'use strict';
// ── WMO codes ────────────────────────────────────────────────────────────────
const WMO = {
0:{desc:'Clear sky',icon:'☀️'},1:{desc:'Mainly clear',icon:'🌤️'},
2:{desc:'Partly cloudy',icon:'⛅'},3:{desc:'Overcast',icon:'☁️'},
45:{desc:'Foggy',icon:'🌫️'},48:{desc:'Icy fog',icon:'🌫️'},
51:{desc:'Light drizzle',icon:'🌦️'},53:{desc:'Drizzle',icon:'🌦️'},
55:{desc:'Heavy drizzle',icon:'🌧️'},56:{desc:'Freezing drizzle',icon:'🌨️'},
57:{desc:'Heavy freezing drizzle',icon:'🌨️'},
61:{desc:'Light rain',icon:'🌧️'},63:{desc:'Rain',icon:'🌧️'},
65:{desc:'Heavy rain',icon:'🌧️'},66:{desc:'Freezing rain',icon:'🌨️'},
67:{desc:'Heavy freezing rain',icon:'🌨️'},
71:{desc:'Light snow',icon:'🌨️'},73:{desc:'Snow',icon:'❄️'},
75:{desc:'Heavy snow',icon:'❄️'},77:{desc:'Snow grains',icon:'🌨️'},
80:{desc:'Light showers',icon:'🌦️'},81:{desc:'Showers',icon:'🌧️'},
82:{desc:'Heavy showers',icon:'⛈️'},85:{desc:'Snow showers',icon:'🌨️'},
86:{desc:'Heavy snow showers',icon:'❄️'},
95:{desc:'Thunderstorm',icon:'⛈️'},96:{desc:'Thunderstorm w/ hail',icon:'⛈️'},
99:{desc:'Severe thunderstorm',icon:'⛈️'},
};
function wmo(code) { return WMO[code] || { desc: 'Unknown', icon: '🌡️' }; }
function wmoGroup(code) {
if ([0,1].includes(code)) return 'clear';
if ([2,3,45,48].includes(code)) return 'cloud';
if ([51,53,55,56,57,61,63,65,66,67,80,81,82].includes(code)) return 'rain';
if ([71,73,75,77,85,86].includes(code)) return 'snow';
if ([95,96,99].includes(code)) return 'storm';
return '';
}
function applyTheme(t) {
state.theme = t || 'system';
if (t === 'dark') document.documentElement.dataset.theme = 'dark';
else if (t === 'light') document.documentElement.dataset.theme = 'light';
else delete document.documentElement.dataset.theme;
localStorage.setItem(STORAGE_KEYS.theme, state.theme);
document.querySelectorAll('.theme-btn').forEach(btn => {
btn.classList.toggle('active', btn.dataset.theme === state.theme);
});
}
function updateAlertBadge(count) {
['alert-badge-nav', 'alert-badge-bottom'].forEach(id => {
const el = document.getElementById(id);
if (!el) return;
if (count > 0) { el.textContent = count > 9 ? '9+' : count; el.classList.remove('hidden'); }
else { el.classList.add('hidden'); }
});
}
function parseNhcCoord(str) {
if (typeof str === 'number') return str;
if (!str) return NaN;
const m = String(str).match(/^([\d.]+)([NSEW])$/i);
if (!m) return NaN;
const v = parseFloat(m[1]);
return (m[2].toUpperCase() === 'S' || m[2].toUpperCase() === 'W') ? -v : v;
}
let hurricaneStorms = [];
function renderHurricanePanel(storms) {
const panel = document.getElementById('hurricane-panel');
if (!panel) return;
if (!storms || !storms.length) { panel.innerHTML = ''; return; }
hurricaneStorms = storms;
const catLabel = c => {
if (!c) return '';
const up = c.toUpperCase();
if (up === 'HU') return 'cat-1';
if (up === 'TS') return 'cat-ts';
if (up === 'TD') return 'cat-td';
const m = c.match(/(\d)/);
if (m) return `cat-${m[1]}`;
return 'cat-td';
};
const catName = c => {
if (!c) return 'Tropical';
const up = c.toUpperCase();
if (up === 'HU') return 'Hurricane';
if (up === 'TS') return 'Tropical Storm';
if (up === 'TD') return 'Tropical Depression';
return c;
};
panel.innerHTML = storms.map(s => {
const lat = parseNhcCoord(s.latitude);
const lon = parseNhcCoord(s.longitude);
return `
Winds: ${s.intensity || '--'} mph
${s.pressure ? `Pressure: ${s.pressure} mb` : ''}
${isNaN(lat) ? s.latitude : lat.toFixed(1)+'°'}, ${isNaN(lon) ? s.longitude : Math.abs(lon).toFixed(1)+'°'+(lon < 0 ? 'W' : 'E')}
${s.movement ? `Moving ${s.movement}` : ''}
🗺 View on map
`}).join('');
panel.querySelectorAll('.hurricane-storm-card').forEach((card, i) => {
card.addEventListener('click', () => flyToHurricane(hurricaneStorms[i]));
});
}
async function flyToHurricane(storm) {
const lat = parseNhcCoord(storm.latitude);
const lon = parseNhcCoord(storm.longitude);
if (isNaN(lat) || isNaN(lon)) return;
activateTab('unified-map');
if (!state.unifiedMapLayers.hurricane) {
state.unifiedMapLayers.hurricane = true;
const cb = document.querySelector('#tab-unified-map input[data-layer="hurricane"]');
if (cb) cb.checked = true;
}
await new Promise(r => setTimeout(r, 450));
const map = mapsOverview.map;
if (!map) return;
await renderHurricaneOverlay(map);
map.flyTo({ center: [lon, lat], zoom: 5, duration: 900 });
setTimeout(() => {
const cat = (storm.classification || '').toUpperCase();
const label = cat === 'HU' ? 'Hurricane' : cat === 'TS' ? 'Tropical Storm' : 'Tropical Depression';
new maplibregl.Popup({ closeButton: true, maxWidth: '240px' })
.setLngLat([lon, lat])
.setHTML(`${storm.name || 'Storm'}
${label}
Winds: ${storm.intensity || '--'} mph${storm.movement ? '
Moving ' + storm.movement : ''}`)
.addTo(map);
}, 950);
if (storm.id) {
try {
const trackData = await fetch(`/api/hurricanes/track?stormId=${encodeURIComponent(storm.id)}`).then(r => r.json());
if (trackData?.type === 'FeatureCollection' && trackData.features?.length) {
['hurricane-track'].forEach(id => {
if (map.getLayer(id)) map.removeLayer(id);
if (map.getSource(id)) map.removeSource(id);
});
map.addSource('hurricane-track', { type: 'geojson', data: trackData });
map.addLayer({
id: 'hurricane-track', type: 'line', source: 'hurricane-track',
paint: { 'line-color': '#ff5722', 'line-width': 2.5, 'line-dasharray': [4, 2] },
});
}
} catch {}
}
}
function renderPrecipChart(h, startIdx) {
const wrap = document.getElementById('precip-chart-wrap');
if (!wrap || !h?.precipitation_probability) return;
const hrs = Math.min(state.hourlyExtended ? 48 : 24, h.time.length - startIdx);
const vals = h.precipitation_probability.slice(startIdx, startIdx + hrs);
const maxV = Math.max(...vals, 10);
const W = Math.max(640, hrs * 20);
const H = 52;
const barW = Math.floor(W / hrs) - 1;
const bars = vals.map((v, i) => {
const bh = Math.round((v / maxV) * 36);
const x = i * (barW + 1);
const color = v >= 70 ? '#2c7bb6' : v >= 40 ? '#74add1' : '#abd9e9';
return `
${v > 0 ? `${v}%` : ''}`;
}).join('');
wrap.innerHTML = ``;
}
function urlBase64ToUint8Array(b64) {
const pad = '='.repeat((4 - b64.length % 4) % 4);
const raw = atob((b64 + pad).replace(/-/g, '+').replace(/_/g, '/'));
return Uint8Array.from([...raw].map(c => c.charCodeAt(0)));
}
async function subscribePush() {
const btn = document.getElementById('push-subscribe-btn');
const statusEl = document.getElementById('push-status');
if (!('serviceWorker' in navigator) || !('PushManager' in window)) {
if (statusEl) { statusEl.textContent = 'Push not supported in this browser.'; show(statusEl); }
return;
}
try {
if (btn) { btn.disabled = true; btn.textContent = 'Enabling…'; }
const keyRes = await fetch('/api/vapid-public-key');
const { publicKey } = await keyRes.json();
const reg = await navigator.serviceWorker.ready;
const perm = await Notification.requestPermission();
if (perm !== 'granted') throw new Error('Permission denied');
const sub = await reg.pushManager.subscribe({ userVisibleOnly: true, applicationServerKey: urlBase64ToUint8Array(publicKey) });
const city = state.currentCity;
await fetch('/api/push-subscribe', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
subscription: sub.toJSON(),
lat: city?.latitude, lon: city?.longitude,
ntfyTopic: state.ntfyTopic,
thresholds: state.alertThresholds,
digestHour: state.digestHour,
}),
});
state.pushSub = sub;
if (btn) { btn.textContent = 'Disable'; btn.disabled = false; }
if (statusEl) { statusEl.textContent = '✓ Push alerts enabled!'; show(statusEl); }
} catch (e) {
if (btn) { btn.textContent = 'Enable'; btn.disabled = false; }
if (statusEl) { statusEl.textContent = `✗ ${e.message}`; show(statusEl); }
}
}
async function renderHurricaneOverlay(map) {
if (!map || !map.loaded()) return;
['hurricane-overlay'].forEach(id => {
if (map.getLayer(id)) map.removeLayer(id);
if (map.getSource(id)) map.removeSource(id);
});
if (!state.unifiedMapLayers.hurricane) return;
try {
const data = await fetch('/api/hurricanes').then(r => r.json());
const storms = data.storms || [];
if (!storms.length) return;
const features = storms.map(s => {
const lat = parseNhcCoord(s.latitude);
const lon = parseNhcCoord(s.longitude);
if (isNaN(lat) || isNaN(lon)) return null;
const cat = (s.classification || '').toUpperCase();
return {
type: 'Feature',
geometry: { type: 'Point', coordinates: [lon, lat] },
properties: { name: s.name || 'Storm', cat, intensity: s.intensity || '--' },
};
}).filter(Boolean);
map.addSource('hurricane-overlay', { type: 'geojson', data: { type: 'FeatureCollection', features } });
map.addLayer({
id: 'hurricane-overlay', type: 'circle', source: 'hurricane-overlay',
paint: {
'circle-radius': 14,
'circle-color': ['match', ['get', 'cat'], 'HU', '#f44336', 'TS', '#9c27b0', '#2196f3'],
'circle-opacity': 0.55,
'circle-stroke-width': 2.5,
'circle-stroke-color': ['match', ['get', 'cat'], 'HU', '#f44336', 'TS', '#9c27b0', '#2196f3'],
},
});
map.on('click', 'hurricane-overlay', e => {
const p = e.features[0].properties;
const label = p.cat === 'HU' ? 'Hurricane' : p.cat === 'TS' ? 'Tropical Storm' : 'Tropical Depression';
new maplibregl.Popup().setLngLat(e.lngLat)
.setHTML(`${p.name}
${label}
Winds: ${p.intensity} mph`).addTo(map);
});
map.on('mouseenter', 'hurricane-overlay', () => { map.getCanvas().style.cursor = 'pointer'; });
map.on('mouseleave', 'hurricane-overlay', () => { map.getCanvas().style.cursor = ''; });
} catch {}
}
async function renderWildfireOverlay(map) {
if (!map || !map.loaded()) return;
['wildfire-fill', 'wildfire-outline'].forEach(id => {
if (map.getLayer(id)) map.removeLayer(id);
});
if (map.getSource('wildfire-overlay')) map.removeSource('wildfire-overlay');
if (!state.unifiedMapLayers.wildfire) return;
try {
const data = await fetch('/api/wildfires').then(r => r.json());
if (data?.type !== 'FeatureCollection' || !Array.isArray(data.features)) return;
map.addSource('wildfire-overlay', { type: 'geojson', data });
map.addLayer({ id: 'wildfire-fill', type: 'fill', source: 'wildfire-overlay',
paint: { 'fill-color': '#ff6d00', 'fill-opacity': 0.25 } });
map.addLayer({ id: 'wildfire-outline', type: 'line', source: 'wildfire-overlay',
paint: { 'line-color': '#ff6d00', 'line-width': 1.5 } });
map.on('click', 'wildfire-fill', e => {
const p = e.features[0].properties || {};
new maplibregl.Popup().setLngLat(e.lngLat)
.setHTML(`${p.IncidentName || 'Wildfire'}
${Math.round(p.GISAcres || 0).toLocaleString()} acres
${p.PercentContained ?? '--'}% contained`).addTo(map);
});
map.on('mouseenter', 'wildfire-fill', () => { map.getCanvas().style.cursor = 'pointer'; });
map.on('mouseleave', 'wildfire-fill', () => { map.getCanvas().style.cursor = ''; });
} catch {}
}
async function renderSPCOverlay(map) {
if (!map || !map.loaded()) return;
['spc-overlay'].forEach(id => {
if (map.getLayer(id)) map.removeLayer(id);
if (map.getSource(id)) map.removeSource(id);
});
if (!state.unifiedMapLayers.spc) return;
try {
const data = await fetch('/api/spc/reports').then(r => r.json());
map.addSource('spc-overlay', { type: 'geojson', data });
map.addLayer({
id: 'spc-overlay', type: 'circle', source: 'spc-overlay',
paint: {
'circle-radius': 6,
'circle-color': ['match', ['get', 'type'], 'torn', '#e53935', 'wind', '#fb8c00', '#43a047'],
'circle-opacity': 0.7,
'circle-stroke-width': 1.5,
'circle-stroke-color': ['match', ['get', 'type'], 'torn', '#e53935', 'wind', '#fb8c00', '#43a047'],
},
});
map.on('click', 'spc-overlay', e => {
const p = e.features[0].properties;
const label = p.type === 'torn' ? 'Tornado' : p.type === 'wind' ? 'Wind damage' : 'Hail';
new maplibregl.Popup().setLngLat(e.lngLat)
.setHTML(`${label}
${p.location}
${p.comments}`).addTo(map);
});
map.on('mouseenter', 'spc-overlay', () => { map.getCanvas().style.cursor = 'pointer'; });
map.on('mouseleave', 'spc-overlay', () => { map.getCanvas().style.cursor = ''; });
} catch {}
}
async function refreshSavedCityWeather() {
for (const city of state.savedCities) {
const key = cityKey(city);
try {
const res = await fetch(`/api/weather?lat=${city.latitude}&lon=${city.longitude}`);
if (res.ok) state.savedCityWeather[key] = await res.json();
} catch {}
}
renderSavedCities();
}
const DAYS = ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'];
const MONTHS = ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'];
const STORAGE_KEYS = {
lastCity: 'weather.lastCity',
savedCities: 'weather.savedCities',
units: 'weather.units',
autoDetect: 'weather.autoDetect',
ntfyTopic: 'weather.ntfyTopic',
showLightning: 'weather.showLightning',
showWind: 'weather.showWind',
showRadarLayer: 'weather.map.radar',
showSatelliteLayer: 'weather.map.satellite',
showLightningLayer: 'weather.map.lightning',
showWindLayer: 'weather.map.wind',
showAqiLayer: 'weather.map.aqi',
showAlertsLayer: 'weather.map.alerts',
showTempMarker: 'weather.map.temp',
showSunMoonMarkers: 'weather.map.sunMoon',
showHurricaneLayer: 'weather.map.hurricane',
showWildfireLayer: 'weather.map.wildfire',
showSpcLayer: 'weather.map.spc',
unifiedMapBaseLayer: 'weather.map.baseLayer',
unifiedMapRadarMode: 'weather.map.radarMode',
theme: 'weather.theme',
alertThresholds: 'weather.alertThresholds',
digestHour: 'weather.digestHour',
pwsUrl: 'weather.pwsUrl',
ambientApiKey: 'weather.ambientApiKey',
ambientAppKey: 'weather.ambientAppKey',
ambientUseStation: 'weather.ambientUseStation',
alertIdsSeen: 'weather.alertIdsSeen',
};
const state = {
units: localStorage.getItem(STORAGE_KEYS.units) || 'us',
autoDetect: localStorage.getItem(STORAGE_KEYS.autoDetect) !== 'false',
ntfyTopic: localStorage.getItem(STORAGE_KEYS.ntfyTopic) || '',
showLightning: localStorage.getItem(STORAGE_KEYS.showLightning) !== 'false',
showWind: localStorage.getItem(STORAGE_KEYS.showWind) !== 'false',
currentCity: null,
currentWeather: null,
currentAir: null,
currentAlerts: null,
currentSource: 'startup',
savedCities: JSON.parse(localStorage.getItem(STORAGE_KEYS.savedCities) || '[]'),
alertIdsSeen: new Set(JSON.parse(localStorage.getItem('weather.alertIdsSeen') || '[]')),
autoRefreshTimer: null,
lastRefreshAt: 0,
lightningMarkers: [],
windArrows: [],
aqiMarkers: [],
alertMarkers: [],
tempMarker: null,
sunMoonMarkers: [],
showExtendedForecast: false,
unifiedMapLayers: {
radar: localStorage.getItem(STORAGE_KEYS.showRadarLayer) !== 'false',
satellite: localStorage.getItem(STORAGE_KEYS.showSatelliteLayer) !== 'false',
lightning: localStorage.getItem(STORAGE_KEYS.showLightningLayer) !== 'false',
wind: localStorage.getItem(STORAGE_KEYS.showWindLayer) !== 'false',
aqi: localStorage.getItem(STORAGE_KEYS.showAqiLayer) !== 'false',
alerts: localStorage.getItem(STORAGE_KEYS.showAlertsLayer) !== 'false',
temp: localStorage.getItem(STORAGE_KEYS.showTempMarker) !== 'false',
sunMoon: localStorage.getItem(STORAGE_KEYS.showSunMoonMarkers) !== 'false',
hurricane: localStorage.getItem(STORAGE_KEYS.showHurricaneLayer) === 'true',
wildfire: localStorage.getItem(STORAGE_KEYS.showWildfireLayer) === 'true',
spc: localStorage.getItem(STORAGE_KEYS.showSpcLayer) === 'true',
},
unifiedMapBaseLayer: localStorage.getItem(STORAGE_KEYS.unifiedMapBaseLayer) || 'dark',
unifiedMapRadarMode: localStorage.getItem(STORAGE_KEYS.unifiedMapRadarMode) || 'radar',
theme: localStorage.getItem(STORAGE_KEYS.theme) || 'system',
alertThresholds: JSON.parse(localStorage.getItem(STORAGE_KEYS.alertThresholds) || '{}'),
digestHour: Number(localStorage.getItem(STORAGE_KEYS.digestHour) ?? 7),
pwsUrl: localStorage.getItem(STORAGE_KEYS.pwsUrl) || '',
ambientApiKey: localStorage.getItem(STORAGE_KEYS.ambientApiKey) || '',
ambientAppKey: localStorage.getItem(STORAGE_KEYS.ambientAppKey) || '',
ambientUseStation: localStorage.getItem(STORAGE_KEYS.ambientUseStation) !== 'false',
ambientDevice: null,
pushSub: null,
hourlyExtended: false,
hourlyFeelsLike: false,
savedCityWeather: {},
};
// ── DOM ──────────────────────────────────────────────────────────────────────
const searchInput = document.getElementById('search-input');
const searchBtn = document.getElementById('search-btn');
const locateBtn = document.getElementById('locate-btn');
const suggestEl = document.getElementById('suggestions');
const errorMsg = document.getElementById('error-msg');
const loadingEl = document.getElementById('loading');
const weatherDiv = document.getElementById('weather');
const unitsBtn = document.getElementById('units-btn');
const unitsBtnSettings = document.getElementById('units-btn-settings');
const shareBtn = document.getElementById('share-btn');
const shareHeroBtn = document.getElementById('share-hero-btn');
const shareWeatherCardBtn = document.getElementById('share-weather-card-btn');
const saveCurrentBtn = document.getElementById('save-current-btn');
const savedLocationsEl = document.getElementById('saved-locations');
const notifyBtn = document.getElementById('notify-btn');
const shareHeroStatusEl = document.getElementById('share-hero-status');
const shareWeatherStatusEl = document.getElementById('share-weather-status');
const autoDetectToggle = document.getElementById('auto-detect-toggle');
const alertsEmptyEl = document.getElementById('alerts-empty');
const settingsLocationEl = document.getElementById('settings-location');
const mapsLocationEl = document.getElementById('maps-location');
const mapsWindEl = document.getElementById('maps-wind');
const lightningToggle = document.getElementById('lightning-toggle');
const windToggle = document.getElementById('wind-toggle');
const dailyToggleBtn = document.getElementById('daily-toggle-btn');
const dailyForecastLabel = document.getElementById('daily-forecast-label');
// ── Helpers ──────────────────────────────────────────────────────────────────
const show = el => el.classList.remove('hidden');
const hide = el => el.classList.add('hidden');
const showErr = msg => { errorMsg.textContent = msg; show(errorMsg); };
const clearErr = () => { errorMsg.textContent = ''; hide(errorMsg); };
function compassDir(deg) {
return ['N','NE','E','SE','S','SW','W','NW'][Math.round(deg / 45) % 8];
}
function compassDirFull(deg) {
return ['North','Northeast','East','Southeast','South','Southwest','West','Northwest'][Math.round(deg / 45) % 8];
}
function formatHour(iso) {
const h = new Date(iso).getHours();
return h === 0 ? '12 AM' : h < 12 ? `${h} AM` : h === 12 ? '12 PM' : `${h-12} PM`;
}
function formatDayShort(iso) {
const d = new Date(iso + 'T00:00:00');
const today = new Date();
const tomorrow = new Date(today);
tomorrow.setDate(today.getDate() + 1);
if (d.toDateString() === today.toDateString()) return 'Today';
if (d.toDateString() === tomorrow.toDateString()) return 'Tomorrow';
return DAYS[d.getDay()];
}
function formatClock(iso) {
return new Date(iso).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
}
function tempDisplay(v) {
if (v == null || Number.isNaN(v)) return '--';
const n = state.units === 'us' ? v : ((v - 32) * 5) / 9;
return Math.round(n);
}
function speedDisplay(v) {
if (v == null || Number.isNaN(v)) return '--';
const n = state.units === 'us' ? v : v * 1.60934;
return Math.round(n);
}
function precipDisplay(v) {
if (v == null || Number.isNaN(v)) return '--';
const n = state.units === 'us' ? v : v * 25.4;
return n.toFixed(1);
}
function visDisplay(vMeters) {
if (vMeters == null || Number.isNaN(vMeters)) return '--';
const miles = vMeters / 1609;
if (state.units === 'us') return miles.toFixed(1);
return (miles * 1.60934).toFixed(1);
}
function tempUnit() { return state.units === 'us' ? 'F' : 'C'; }
function speedUnit() { return state.units === 'us' ? 'mph' : 'km/h'; }
function visUnit() { return state.units === 'us' ? 'mi' : 'km'; }
function updateUnitsButton() {
const label = state.units === 'us' ? 'US' : 'Metric';
unitsBtn.textContent = label;
if (unitsBtnSettings) unitsBtnSettings.textContent = label;
}
function syncAutoDetectToggle() {
autoDetectToggle.checked = state.autoDetect;
}
function updateNotifyButton() {
if (!('Notification' in window)) {
notifyBtn.textContent = 'Notifications unsupported';
notifyBtn.disabled = true;
return;
}
if (!window.isSecureContext) {
notifyBtn.textContent = 'Needs HTTPS';
notifyBtn.disabled = true;
return;
}
notifyBtn.disabled = false;
if (Notification.permission === 'granted') {
notifyBtn.textContent = 'Notifications enabled';
} else if (Notification.permission === 'denied') {
notifyBtn.textContent = 'Notifications blocked';
} else {
notifyBtn.textContent = 'Enable notifications';
}
}
function moonPhase(dateLike) {
const date = new Date(dateLike);
const synodic = 29.53058867;
const knownNewMoon = new Date('2000-01-06T18:14:00Z');
const days = (date - knownNewMoon) / 86400000;
const phase = ((days % synodic) + synodic) % synodic;
const index = Math.floor((phase / synodic) * 8) % 8;
return ['New', 'Waxing Crescent', 'First Quarter', 'Waxing Gibbous', 'Full', 'Waning Gibbous', 'Last Quarter', 'Waning Crescent'][index];
}
function precipType(code, tempF, rain, snowfall) {
if ((snowfall ?? 0) > 0) return 'Snow';
if ([56,57,66,67].includes(code) || ((rain ?? 0) > 0 && tempF <= 32)) return 'Sleet';
if ((rain ?? 0) > 0 || [51,53,55,61,63,65,80,81,82].includes(code)) return 'Rain';
return 'Dry';
}
function calcDewpoint(tempF, rh) {
const tc = (tempF - 32) * 5 / 9;
const alpha = Math.log(rh / 100) + (17.62 * tc) / (243.12 + tc);
const dewC = (243.12 * alpha) / (17.62 - alpha);
return state.units === 'us' ? Math.round(dewC * 9 / 5 + 32) : Math.round(dewC);
}
function humidityFeel(rh) {
if (rh < 25) return 'Very dry';
if (rh < 35) return 'Dry';
if (rh < 55) return 'Comfortable';
if (rh < 65) return 'Moderate';
if (rh < 75) return 'Humid';
return 'Very humid';
}
function renderRecommendations(data) {
const c = data.current;
const d = data.daily;
const temp = c.temperature_2m;
const code = c.weather_code;
const uv = d.uv_index_max[0] ?? 0;
const wind = c.wind_speed_10m;
const items = [];
if (temp <= 32) items.push({ icon: '🧥', label: 'Heavy coat' });
else if (temp <= 50) items.push({ icon: '🧣', label: 'Jacket' });
else if (temp >= 85) items.push({ icon: '👕', label: 'Light clothes' });
if ([51,53,55,61,63,65,66,67,80,81,82].includes(code)) {
items.push({ icon: '☂️', label: 'Umbrella' });
items.push({ icon: '🥾', label: 'Waterproof\nshoes' });
}
if ([71,73,75,77,85,86].includes(code)) {
items.push({ icon: '🥾', label: 'Snow boots' });
items.push({ icon: '🧤', label: 'Gloves' });
}
if (code >= 95) items.push({ icon: '⚡', label: 'Stay\nindoors' });
if (c.is_day && uv >= 6) {
items.push({ icon: '🕶️', label: 'Sunglasses' });
items.push({ icon: '🧴', label: 'Sunscreen' });
}
if (wind >= 20) items.push({ icon: '💨', label: 'Windbreaker' });
items.push({ icon: '💧', label: 'Water bottle' });
const grid = document.getElementById('recommendations');
if (!grid) return;
grid.innerHTML = items.map(it =>
`${it.icon}${it.label}
`
).join('');
}
function apparentLabel(tempF, apparentF) {
if (tempF <= 50 && apparentF <= tempF - 2) return 'Wind chill';
if (tempF >= 80 && apparentF >= tempF + 2) return 'Heat index';
return 'Feels like';
}
function cityKey(city) {
return `${Number(city.latitude).toFixed(3)},${Number(city.longitude).toFixed(3)}`;
}
function persistSavedCities() {
localStorage.setItem(STORAGE_KEYS.savedCities, JSON.stringify(state.savedCities));
}
function persistLastCity(city) {
localStorage.setItem(STORAGE_KEYS.lastCity, JSON.stringify(city));
}
function getLastCity() {
try { return JSON.parse(localStorage.getItem(STORAGE_KEYS.lastCity) || 'null'); }
catch { return null; }
}
function cityLabel(city) {
return [city?.name, city?.admin1, city?.country].filter(Boolean).join(', ');
}
function updateShareUrl(city) {
if (!city) return;
const params = new URLSearchParams(window.location.search);
params.set('lat', city.latitude);
params.set('lon', city.longitude);
params.set('name', city.name || 'Location');
history.replaceState(null, '', `${window.location.pathname}?${params.toString()}`);
}
function updateSourceLocation(city) {
const label = cityLabel(city) || (city ? `${Number(city.latitude).toFixed(2)}, ${Number(city.longitude).toFixed(2)}` : '--');
if (settingsLocationEl) settingsLocationEl.textContent = label;
if (mapsLocationEl) mapsLocationEl.textContent = label;
}
function renderSavedCities() {
savedLocationsEl.innerHTML = '';
if (!state.savedCities.length) {
savedLocationsEl.textContent = 'None yet';
return;
}
const container = document.createElement('div');
container.className = 'saved-cards';
state.savedCities.forEach(city => {
const key = cityKey(city);
const wx = state.savedCityWeather[key];
const card = document.createElement('div');
card.className = 'saved-mini-card';
card.title = city.name;
const nameEl = document.createElement('div');
nameEl.className = 'mini-city-name';
nameEl.textContent = city.name;
const wxRow = document.createElement('div');
wxRow.className = 'mini-weather-row';
if (wx?.current) {
const w = wmo(wx.current.weather_code);
wxRow.innerHTML = `${w.icon}${tempDisplay(wx.current.temperature_2m)}°${tempUnit()}`;
} else {
wxRow.textContent = '—';
}
const remove = document.createElement('button');
remove.className = 'mini-remove';
remove.type = 'button';
remove.textContent = '×';
remove.addEventListener('click', e => {
e.stopPropagation();
state.savedCities = state.savedCities.filter(c => cityKey(c) !== key);
persistSavedCities();
renderSavedCities();
});
card.addEventListener('click', () => loadAll(city, 'saved-location'));
card.appendChild(nameEl);
card.appendChild(wxRow);
card.appendChild(remove);
container.appendChild(card);
});
savedLocationsEl.appendChild(container);
}
// ── Tab switching ─────────────────────────────────────────────────────────────
function activateTab(tabName) {
document.querySelectorAll('.tab, .bottom-tab').forEach(t => t.classList.remove('active'));
document.querySelectorAll('.tab-panel').forEach(p => hide(p));
document.querySelectorAll(`[data-tab="${tabName}"]`).forEach(t => t.classList.add('active'));
show(document.getElementById('tab-' + tabName));
if (tabName === 'conditions') {
setTimeout(() => { radarEmbed && radarEmbed.refresh && radarEmbed.refresh(); }, 60);
}
if (tabName === 'unified-map') {
setTimeout(() => {
if (unifiedMap && unifiedMap.refresh) unifiedMap.refresh();
refreshMapsOverview();
}, 60);
setTimeout(() => {
if (unifiedMap && unifiedMap.refresh) unifiedMap.refresh();
refreshMapsOverview();
}, 340);
}
if (tabName === 'settings') {
refreshSavedCityWeather();
}
}
document.querySelectorAll('.tab, .bottom-tab').forEach(btn => {
btn.addEventListener('click', () => activateTab(btn.dataset.tab));
});
const openMapTabBtn = document.getElementById('open-map-tab');
if (openMapTabBtn) {
openMapTabBtn.addEventListener('click', () => {
activateTab('unified-map');
});
}
// ── APIs ─────────────────────────────────────────────────────────────────────
async function geocode(q) {
const r = await fetch(`/api/geocode?q=${encodeURIComponent(q)}`);
if (!r.ok) {
const detail = await r.text().catch(() => '');
throw new Error(`Geocoding failed (${r.status})${detail ? `: ${detail.slice(0, 180)}` : ''}`);
}
return r.json();
}
async function reverseGeocode(lat, lon) {
const r = await fetch(`/api/reverse-geocode?lat=${encodeURIComponent(lat)}&lon=${encodeURIComponent(lon)}`);
if (!r.ok) throw new Error('Reverse geocoding failed');
return r.json();
}
async function fetchJsonWithTimeout(url, timeoutMs) {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), timeoutMs);
const response = await fetch(url, { cache: 'no-store', signal: controller.signal });
clearTimeout(timeoutId);
if (!response.ok) {
const detail = await response.text().catch(() => '');
throw new Error(`Request failed (${response.status})${detail ? `: ${detail.slice(0, 180)}` : ''}`);
}
return response.json();
}
async function fetchWeather(lat, lon, tz) {
const proxyUrl = `/api/weather?lat=${lat}&lon=${lon}&tz=${encodeURIComponent(tz||'auto')}&units=${encodeURIComponent(state.units)}`;
for (let attempt = 1; attempt <= 3; attempt++) {
try {
return await fetchJsonWithTimeout(proxyUrl, 22000);
} catch (err) {
const reason = err?.name === 'AbortError' ? 'timeout' : (err?.message || err);
if (attempt >= 3) {
throw new Error(`Weather proxy failed after ${attempt} attempts: ${reason}`);
}
await new Promise(resolve => setTimeout(resolve, 500 * attempt));
}
}
}
async function fetchAirQuality(lat, lon, tz) {
const url = `/api/air-quality?lat=${lat}&lon=${lon}&tz=${encodeURIComponent(tz||'auto')}`;
const r = await fetch(url);
if (!r.ok) throw new Error(`Air quality fetch failed with status ${r.status}`);
return r.json();
}
async function fetchAlerts(lat, lon) {
const r = await fetch(`/api/alerts?lat=${lat}&lon=${lon}`);
if (!r.ok) throw new Error('Alerts fetch failed');
return r.json();
}
function detectedCityFallback(lat, lon) {
return {
name: `Detected location (${lat.toFixed(2)}, ${lon.toFixed(2)})`,
latitude: lat,
longitude: lon,
country: '',
admin1: '',
timezone: 'auto',
};
}
async function buildDetectedCity(lat, lon) {
const fallback = detectedCityFallback(lat, lon);
try {
const place = await reverseGeocode(lat, lon);
return {
...fallback,
...place,
latitude: lat,
longitude: lon,
timezone: place.timezone || 'auto',
};
} catch {
return fallback;
}
}
// ── Radar engine ──────────────────────────────────────────────────────────────
function createRadar(mapEl, timelineEl, playBtn, tsEl, layerBtn) {
const FRAME_INTERVAL_MS = 650;
const FRAME_FADE_MS = 240;
const baseMapType = mapEl?.id === 'unified-map' ? state.unifiedMapBaseLayer : 'dark';
function buildStyle(type) {
if (type === 'satellite') {
return {
version: 8,
sources: { base: { type: 'raster', tileSize: 256, attribution: '© Esri',
tiles: ['https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}'] } },
layers: [{ id: 'base', type: 'raster', source: 'base' }],
};
}
return type === 'light'
? 'https://tiles.openfreemap.org/styles/positron'
: 'https://tiles.openfreemap.org/styles/liberty';
}
const map = new maplibregl.Map({
container: mapEl,
style: buildStyle(baseMapType),
center: [-98.35, 39.5],
zoom: 4,
attributionControl: false,
});
let radarFrames = [];
let satelliteFrames = [];
let mode = 'radar';
let currentIdx = 0;
let layers = { radar: {}, satellite: {} }; // frame.time -> layerId string
let playing = false;
let animTimer = null;
let locationMarker = null;
let visibleLayerId = null;
let framesReady = false;
let loadingFrames = false;
let mapReady = false;
const pendingOps = [];
map.once('load', () => {
mapReady = true;
pendingOps.forEach(fn => fn());
pendingOps.length = 0;
});
function whenReady(fn) {
if (mapReady) fn();
else pendingOps.push(fn);
}
function activeFrames() {
return mode === 'radar' ? radarFrames : satelliteFrames;
}
function tsLabel(unixSec) {
const d = new Date(unixSec * 1000);
return d.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' }) +
' ' + MONTHS[d.getMonth()] + ' ' + d.getDate();
}
function frameTileUrl(frame, forMode) {
if (frame?.url) return frame.url;
const m = forMode !== undefined ? forMode : mode;
if (m === 'satellite') {
return `https://tilecache.rainviewer.com${frame.path}/256/{z}/{x}/{y}/0/0_0.png`;
}
return `https://tilecache.rainviewer.com${frame.path}/256/{z}/{x}/{y}/2/1_1.png`;
}
function addFrameLayer(frame, forMode) {
const id = `rv-${forMode}-${frame.time}`;
if (!map.getSource(id)) {
map.addSource(id, { type: 'raster', tiles: [frameTileUrl(frame, forMode)], tileSize: 256 });
map.addLayer({
id, type: 'raster', source: id,
paint: {
'raster-opacity': 0,
'raster-opacity-transition': { duration: FRAME_FADE_MS, delay: 0 },
'raster-fade-duration': 0,
},
});
layers[forMode][frame.time] = id;
}
return id;
}
function showFrame(idx) {
const frames = activeFrames();
currentIdx = idx;
const frame = frames[idx];
if (!frame) return;
whenReady(() => {
const layerId = layers[mode][frame.time] || addFrameLayer(frame, mode);
if (visibleLayerId && visibleLayerId !== layerId && map.getLayer(visibleLayerId)) {
map.setPaintProperty(visibleLayerId, 'raster-opacity', 0);
}
map.setPaintProperty(layerId, 'raster-opacity', 0.78);
visibleLayerId = layerId;
});
if (tsEl) tsEl.textContent = tsLabel(frame.time);
document.querySelectorAll(`#${timelineEl.id} .tl-tick`).forEach((el, i) => {
el.classList.toggle('active', i === idx);
});
}
function buildTimeline() {
timelineEl.innerHTML = '';
activeFrames().forEach((f, i) => {
const tick = document.createElement('div');
tick.className = 'tl-tick' + (f.isForecast ? ' forecast' : '');
tick.title = tsLabel(f.time);
tick.addEventListener('click', () => { stopPlay(); showFrame(i); });
timelineEl.appendChild(tick);
});
}
function step() {
const frames = activeFrames();
if (!frames.length) return;
const next = (currentIdx + 1) % frames.length;
showFrame(next);
if (next === 0) {
stopPlay();
setTimeout(startPlay, 800);
}
}
function startPlay() {
playing = true;
playBtn.textContent = '⏸';
animTimer = setInterval(step, FRAME_INTERVAL_MS);
}
function stopPlay() {
playing = false;
playBtn.textContent = '▶';
clearInterval(animTimer);
}
playBtn.addEventListener('click', () => playing ? stopPlay() : startPlay());
if (layerBtn) {
layerBtn.addEventListener('click', () => {
if (!(radarFrames.length && satelliteFrames.length)) return;
mode = mode === 'radar' ? 'satellite' : 'radar';
layerBtn.textContent = mode === 'radar' ? 'R' : 'S';
visibleLayerId = null;
buildTimeline();
const idx = Math.min(currentIdx, activeFrames().length - 1);
showFrame(Math.max(idx, 0));
});
}
async function loadFrames() {
if (loadingFrames || framesReady) return;
loadingFrames = true;
let retries = 0;
const maxRetries = 2;
try {
while (retries < maxRetries) {
try {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), 20000);
const r = await fetch('/api/radar/times', { signal: controller.signal });
clearTimeout(timeoutId);
if (!r.ok) {
throw new Error(`Radar fetch returned ${r.status}`);
}
const data = await r.json();
radarFrames = [];
satelliteFrames = [];
(data.radar?.past || []).forEach(f => radarFrames.push({
time: f.time, path: f.path, url: f.url,
maxNativeZoom: f.maxNativeZoom, isForecast: false,
}));
(data.satellite?.infrared || []).forEach(f => satelliteFrames.push({
time: f.time, path: f.path, url: f.url,
maxNativeZoom: f.maxNativeZoom, isForecast: false,
}));
if (!radarFrames.length && satelliteFrames.length) mode = 'satellite';
if (!radarFrames.length && !satelliteFrames.length) {
console.warn('No radar or satellite frames available');
return;
}
if (layerBtn) {
layerBtn.disabled = !(radarFrames.length && satelliteFrames.length);
layerBtn.textContent = mode === 'radar' ? 'R' : 'S';
}
// Pre-add all frame layers so tiles begin fetching before animation starts
whenReady(() => {
radarFrames.forEach(f => addFrameLayer(f, 'radar'));
satelliteFrames.forEach(f => addFrameLayer(f, 'satellite'));
});
buildTimeline();
const frames = activeFrames();
showFrame(Math.max(frames.length - 1, 0));
framesReady = true;
return;
} catch (e) {
retries++;
if (e.name === 'AbortError') {
console.warn(`Radar load attempt ${retries} timed out - API slow or unavailable`);
} else {
console.error(`Radar load attempt ${retries} failed:`, e.message);
}
if (retries >= maxRetries) {
console.error('Radar load failed after', maxRetries, 'attempts');
return;
}
await new Promise(resolve => setTimeout(resolve, 1000));
}
}
} finally {
loadingFrames = false;
}
}
function panTo(lat, lon, zoom) {
map.flyTo({ center: [lon, lat], zoom: zoom || map.getZoom(), duration: 600 });
if (locationMarker) { locationMarker.remove(); locationMarker = null; }
const el = document.createElement('div');
el.className = 'map-location-dot';
locationMarker = new maplibregl.Marker({ element: el })
.setLngLat([lon, lat])
.addTo(map);
}
function isMapVisible() {
return mapEl.offsetWidth > 0 && mapEl.offsetHeight > 0;
}
function refresh() {
if (!isMapVisible()) return;
map.resize();
loadFrames();
}
function setRadarVisible(visible) {
Object.values(layers.radar).forEach(id => {
if (map.getLayer(id)) map.setLayoutProperty(id, 'visibility', visible ? 'visible' : 'none');
});
}
function setSatVisible(visible) {
Object.values(layers.satellite).forEach(id => {
if (map.getLayer(id)) map.setLayoutProperty(id, 'visibility', visible ? 'visible' : 'none');
});
}
// Wait for visibility before first load to avoid zero-size MapLibre rendering.
setTimeout(() => {
let tries = 0;
const maxTries = 40;
const timer = setInterval(() => {
tries++;
if (isMapVisible()) {
refresh();
clearInterval(timer);
} else if (tries >= maxTries) {
clearInterval(timer);
}
}, 250);
}, 100);
return { map, panTo, startPlay, stopPlay, refresh, setRadarVisible, setSatVisible };
}
const radarEmbedEl = document.getElementById('radar-embed');
const radarEmbed = radarEmbedEl
? createRadar(
radarEmbedEl,
document.getElementById('embed-timeline'),
document.getElementById('embed-play'),
document.getElementById('embed-timestamp'),
document.getElementById('embed-layer')
)
: { map: null, panTo: () => {}, startPlay: () => {}, stopPlay: () => {}, refresh: () => {} };
// ── Radar embed fullscreen toggle ─────────────────────────────────────────────
(function initRadarFullscreen() {
const btn = document.getElementById('embed-fullscreen');
const wrap = document.getElementById('radar-embed-wrap');
if (!btn || !wrap) return;
function updateIcon() {
btn.textContent = document.fullscreenElement === wrap ? '✕' : '⛶';
btn.title = document.fullscreenElement === wrap ? 'Exit fullscreen' : 'Toggle fullscreen';
// MapLibre needs a resize signal after the container size changes.
setTimeout(() => radarEmbed.map && radarEmbed.map.resize(), 120);
}
btn.addEventListener('click', () => {
if (document.fullscreenElement === wrap) {
document.exitFullscreen().catch(() => {});
} else {
wrap.requestFullscreen().catch(() => {});
}
});
document.addEventListener('fullscreenchange', updateIcon);
})();
const radarFullEl = document.getElementById('radar-full');
const radarFull = radarFullEl
? createRadar(
radarFullEl,
document.getElementById('full-timeline'),
document.getElementById('full-play'),
document.getElementById('full-timestamp'),
document.getElementById('full-layer')
)
: { map: null, panTo: () => {}, startPlay: () => {}, stopPlay: () => {}, refresh: () => {} };
(function initMapFullscreen() {
const fsBtn = document.getElementById('map-fullscreen-btn');
if (!fsBtn) return;
function isFs() { return document.body.classList.contains('map-fs'); }
function syncBtn() {
if (isFs()) { fsBtn.textContent = '✕'; fsBtn.title = 'Exit fullscreen'; }
else { fsBtn.textContent = '⛶'; fsBtn.title = 'Fullscreen'; }
}
function enterFs() {
document.body.classList.add('map-fs');
syncBtn();
setTimeout(() => { unifiedMap && unifiedMap.refresh && unifiedMap.refresh(); }, 120);
}
function exitFs() {
document.body.classList.remove('map-fs');
syncBtn();
setTimeout(() => { unifiedMap && unifiedMap.refresh && unifiedMap.refresh(); }, 120);
}
// Sync on load in case of stale state
syncBtn();
fsBtn.addEventListener('click', () => {
if (isFs()) exitFs(); else enterFs();
});
})();
function createOverviewMap(mapEl) {
const map = new maplibregl.Map({
container: mapEl,
style: {
version: 8,
sources: { base: { type: 'raster',
tiles: ['https://a.tile.openstreetmap.org/{z}/{x}/{y}.png'],
tileSize: 256, attribution: '© OpenStreetMap' } },
layers: [{ id: 'base', type: 'raster', source: 'base' }],
},
center: [-98.35, 39.5],
zoom: 4,
attributionControl: false,
});
let marker = null;
function panTo(lat, lon, zoom) {
map.flyTo({ center: [lon, lat], zoom: zoom || map.getZoom(), duration: 600 });
if (marker) { marker.remove(); marker = null; }
const el = document.createElement('div');
el.className = 'map-location-dot';
marker = new maplibregl.Marker({ element: el })
.setLngLat([lon, lat])
.addTo(map);
}
return { map, panTo };
}
function clearLightningMarkers() {
state.lightningMarkers.forEach(m => m.remove());
state.lightningMarkers = [];
}
function clearWindArrows() {
if (!mapsOverview.map) return;
['wind-arrows'].forEach(id => {
if (mapsOverview.map.getLayer(id)) mapsOverview.map.removeLayer(id);
if (mapsOverview.map.getSource(id)) mapsOverview.map.removeSource(id);
});
state.windArrows = [];
}
function refreshMapsOverview() {
if (!mapsOverview.map) return;
mapsOverview.map.resize();
if (!state.currentCity) return;
const zoom = mapsOverview.map.getZoom ? mapsOverview.map.getZoom() : 6;
mapsOverview.panTo(state.currentCity.latitude, state.currentCity.longitude, zoom || 6);
clearLightningMarkers();
clearWindArrows();
clearAqiMarkers();
clearAlertMarkers();
clearSunMoonMarkers();
clearTempMarker();
if (state.showLightning || state.unifiedMapLayers.lightning) renderLightningStrikes(state.currentCity);
if ((state.showWind || state.unifiedMapLayers.wind) && state.currentWeather) renderWindArrows(state.currentCity);
renderAqiMarker(state.currentCity);
renderAlertMarker(state.currentCity);
renderTempMarker(state.currentCity);
renderSunMoonMarker(state.currentCity);
renderHurricaneOverlay(mapsOverview.map);
renderWildfireOverlay(mapsOverview.map);
renderSPCOverlay(mapsOverview.map);
}
function renderLightningStrikes(city) {
if (!mapsOverview.map || !state.showLightning) return;
clearLightningMarkers();
// Simulated strikes were removed. Only live strike feeds should render here.
}
function renderWindArrows(city) {
if (!mapsOverview.map || !state.showWind || !state.currentWeather) return;
clearWindArrows();
const current = state.currentWeather.current;
if (!current || current.wind_speed_10m == null) return;
const windSpeed = current.wind_speed_10m;
const windGust = current.wind_gusts_10m || 0;
const windDir = current.wind_direction_10m || 0;
const windSpeedEl = document.getElementById('wind-speed');
const windGustEl = document.getElementById('wind-gust');
const windDirectionEl = document.getElementById('wind-direction');
if (windSpeedEl) windSpeedEl.textContent = `${speedDisplay(windSpeed)} ${speedUnit()}`;
if (windGustEl) windGustEl.textContent = windGust > 0 ? `${speedDisplay(windGust)} ${speedUnit()}` : '--';
if (windDirectionEl) windDirectionEl.textContent = compassDirFull(windDir);
const lat = parseFloat(city.latitude);
const lon = parseFloat(city.longitude);
const arrowCount = Math.max(3, Math.min(9, Math.ceil(windSpeed / 3)));
const baseRadius = 0.12;
const color = windSpeed > 20 ? '#ff3333' : windSpeed > 10 ? '#ffaa00' : '#4a90e2';
const features = [];
for (let i = 0; i < arrowCount; i++) {
const bandPos = i - (arrowCount - 1) / 2;
const offsetLat = lat + (bandPos * 0.045);
const offsetLon = lon + (Math.abs(bandPos) % 2 ? 0.025 : -0.025);
const radians = (windDir * Math.PI) / 180;
const arrowLength = baseRadius + (Math.abs(bandPos) * 0.028) + Math.min(windSpeed / 120, 0.08);
const endLat = offsetLat + arrowLength * Math.cos(radians);
const endLon = offsetLon + arrowLength * Math.sin(radians);
features.push({ type: 'Feature', geometry: { type: 'LineString',
coordinates: [[offsetLon, offsetLat], [endLon, endLat]] }, properties: {} });
const headSize = 0.05;
features.push({ type: 'Feature', geometry: { type: 'LineString', coordinates: [
[endLon - headSize * Math.sin(radians + Math.PI * 0.15), endLat - headSize * Math.cos(radians + Math.PI * 0.15)],
[endLon, endLat],
[endLon - headSize * Math.sin(radians - Math.PI * 0.15), endLat - headSize * Math.cos(radians - Math.PI * 0.15)],
]}, properties: {} });
}
const map = mapsOverview.map;
if (!map.loaded()) return;
map.addSource('wind-arrows', { type: 'geojson', data: { type: 'FeatureCollection', features } });
map.addLayer({
id: 'wind-arrows', type: 'line', source: 'wind-arrows',
paint: { 'line-color': color, 'line-width': 2.5, 'line-opacity': 1.0 },
});
}
function clearAqiMarkers() {
state.aqiMarkers.forEach(m => m.remove());
state.aqiMarkers = [];
}
function clearAlertMarkers() {
state.alertMarkers.forEach(m => m.remove());
state.alertMarkers = [];
}
function clearSunMoonMarkers() {
state.sunMoonMarkers.forEach(m => m.remove());
state.sunMoonMarkers = [];
}
function clearTempMarker() {
if (state.tempMarker) { state.tempMarker.remove(); state.tempMarker = null; }
}
function makeLabeledMarker(lon, lat, dotColor, labelHtml, popupHtml) {
const el = document.createElement('div');
el.className = 'map-labeled-marker';
el.innerHTML = `${labelHtml}`;
const popup = new maplibregl.Popup({ offset: 12, closeButton: false }).setHTML(popupHtml);
return new maplibregl.Marker({ element: el, anchor: 'left' })
.setLngLat([lon, lat])
.setPopup(popup);
}
function renderAqiMarker(city) {
if (!mapsOverview.map || !state.unifiedMapLayers.aqi || !state.currentAir?.current) return;
clearAqiMarkers();
const aqi = state.currentAir.current.us_aqi;
if (aqi == null) return;
const color = aqi > 150 ? '#d32f2f' : aqi > 100 ? '#f57c00' : aqi > 50 ? '#fbc02d' : '#388e3c';
const aqiLon = Number(city.longitude) - 0.06;
const aqiLat = Number(city.latitude) - 0.045;
const marker = makeLabeledMarker(aqiLon, aqiLat, color, `AQI ${aqi}`, `AQI ${aqi}`);
marker.addTo(mapsOverview.map);
state.aqiMarkers.push(marker);
}
function renderAlertMarker(city) {
if (!mapsOverview.map || !state.unifiedMapLayers.alerts || !state.currentAlerts?.features?.length) return;
clearAlertMarkers();
const count = state.currentAlerts.features.length;
const marker = makeLabeledMarker(
Number(city.longitude), Number(city.latitude),
'#d32f2f', `⚠ ${count}`, `${count} active alert(s)`
);
marker.addTo(mapsOverview.map);
state.alertMarkers.push(marker);
}
function renderTempMarker(city) {
if (!mapsOverview.map || !state.unifiedMapLayers.temp || !state.currentWeather?.current) return;
clearTempMarker();
const temp = tempDisplay(state.currentWeather.current.temperature_2m);
const label = `${temp}°${tempUnit()}`;
const marker = makeLabeledMarker(
Number(city.longitude) - 0.055, Number(city.latitude) + 0.05,
'#1e88e5', label, label
);
marker.addTo(mapsOverview.map);
state.tempMarker = marker;
}
function renderSunMoonMarker(city) {
if (!mapsOverview.map || !state.unifiedMapLayers.sunMoon || !state.currentWeather?.daily) return;
clearSunMoonMarkers();
const daily = state.currentWeather.daily;
const sunrise = formatClock(daily.sunrise?.[0]);
const sunset = formatClock(daily.sunset?.[0]);
const marker = makeLabeledMarker(
Number(city.longitude) + 0.06, Number(city.latitude) + 0.05,
'#fbc02d', `☀ ${sunrise}`, `Sunrise: ${sunrise}
Sunset: ${sunset}`
);
marker.addTo(mapsOverview.map);
state.sunMoonMarkers.push(marker);
}
const unifiedMapModeButton = document.createElement('button');
let unifiedMapMode = 'radar';
const unifiedMapEl = document.getElementById('unified-map');
const legacyMapEl = document.getElementById('map-overview');
const mapsOverview = unifiedMapEl
? createRadar(
unifiedMapEl,
document.getElementById('timeline-slider'),
document.getElementById('timeline-play'),
document.getElementById('timeline-timestamp'),
unifiedMapModeButton
)
: (legacyMapEl
? createOverviewMap(legacyMapEl)
: { map: null, panTo: () => {}, refresh: () => {} });
const unifiedMap = mapsOverview;
unifiedMapModeButton.addEventListener('click', () => {
unifiedMapMode = unifiedMapMode === 'radar' ? 'satellite' : 'radar';
localStorage.setItem(STORAGE_KEYS.unifiedMapRadarMode, unifiedMapMode);
});
if (unifiedMapEl && state.unifiedMapRadarMode === 'satellite') {
unifiedMapModeButton.click();
}
// ── Rendering ────────────────────────────────────────────────────────────────
function setMapOverlayReadouts({ temp, aqi, sunmoon } = {}) {
const tempEl = document.getElementById('overlay-temp');
const aqiEl = document.getElementById('overlay-aqi');
const sunmoonEl = document.getElementById('overlay-sunmoon');
if (tempEl && temp != null && temp !== '') tempEl.textContent = `Temp ${temp}`;
if (aqiEl && aqi != null && aqi !== '') aqiEl.textContent = `AQI ${aqi}`;
if (sunmoonEl && sunmoon) sunmoonEl.textContent = sunmoon;
}
function renderWeather(data, city) {
const c = data.current;
const h = data.hourly;
const d = data.daily;
document.getElementById('loc-name').textContent = city.name;
document.getElementById('loc-sub').textContent = [city.admin1, city.country].filter(Boolean).join(', ');
const now = new Date();
document.getElementById('loc-time').textContent =
`${DAYS[now.getDay()]}, ${MONTHS[now.getMonth()]} ${now.getDate()} · ${now.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}`;
const w = wmo(c.weather_code);
const iconEl = document.getElementById('cur-icon');
iconEl.textContent = w.icon;
iconEl.dataset.wmoGroup = wmoGroup(c.weather_code);
document.getElementById('cur-desc').textContent = w.desc;
document.getElementById('cur-temp').textContent = tempDisplay(c.temperature_2m);
document.querySelector('.deg').textContent = `°${tempUnit()}`;
document.getElementById('feels-line').innerHTML = `${apparentLabel(c.temperature_2m, c.apparent_temperature)} ${tempDisplay(c.apparent_temperature)}°${tempUnit()}`;
document.getElementById('cur-hi').textContent = tempDisplay(d.temperature_2m_max[0]);
document.getElementById('cur-lo').textContent = tempDisplay(d.temperature_2m_min[0]);
document.getElementById('cur-precip').textContent = c.precipitation > 0 ? `${precipDisplay(c.precipitation)} ${state.units === 'us' ? 'in' : 'mm'} precip` : 'No precipitation';
document.getElementById('cur-hum').textContent = c.relative_humidity_2m;
document.getElementById('hum-feel').textContent = humidityFeel(c.relative_humidity_2m);
document.getElementById('cur-wind').textContent = speedDisplay(c.wind_speed_10m);
document.getElementById('cur-wind-dir').textContent = compassDirFull(c.wind_direction_10m);
const peekEl = document.getElementById('wind-drawer-peek');
if (peekEl) peekEl.textContent = `· ${speedDisplay(c.wind_speed_10m)} ${speedUnit()} ${compassDir(c.wind_direction_10m)} · ${c.relative_humidity_2m}% humidity`;
document.getElementById('cur-gust').textContent = c.wind_gusts_10m != null ? speedDisplay(c.wind_gusts_10m) : '—';
document.getElementById('cur-dew').textContent = calcDewpoint(c.temperature_2m, c.relative_humidity_2m);
document.getElementById('cur-pres').textContent = Math.round(c.surface_pressure);
document.getElementById('cur-vis').textContent = visDisplay(c.visibility);
const panelLocation = document.getElementById('panel-location-name');
const panelWindSpeed = document.getElementById('panel-wind-speed');
const panelWindDir = document.getElementById('panel-wind-dir');
const panelTemp = document.getElementById('panel-temp');
const panelAqi = document.getElementById('panel-aqi');
const panelCloud = document.getElementById('panel-cloud');
const panelWrap = document.getElementById('data-panel');
if (panelLocation) panelLocation.textContent = cityLabel(city) || city.name || '--';
if (panelWindSpeed) panelWindSpeed.textContent = `${speedDisplay(c.wind_speed_10m)} ${speedUnit()}`;
if (panelWindDir) panelWindDir.textContent = compassDirFull(c.wind_direction_10m || 0);
if (panelTemp) panelTemp.textContent = `${tempDisplay(c.temperature_2m)}°${tempUnit()}`;
if (panelAqi) panelAqi.textContent = state.currentAir?.current?.us_aqi ?? '--';
if (panelCloud) panelCloud.textContent = c.cloud_cover != null ? `${Math.round(c.cloud_cover)}%` : '--';
if (panelWrap) panelWrap.classList.remove('hidden');
document.getElementById('cur-uv').textContent = Math.round(d.uv_index_max[0] ?? 0);
document.getElementById('cur-cloud').textContent = c.cloud_cover;
document.querySelectorAll('.wind-unit, .gust-unit').forEach(el => el.textContent = speedUnit());
document.querySelectorAll('.vis-unit').forEach(el => el.textContent = visUnit());
document.getElementById('sunrise-val').textContent = formatClock(d.sunrise[0]);
document.getElementById('sunset-val').textContent = formatClock(d.sunset[0]);
document.getElementById('moon-phase-val').textContent = moonPhase(d.time[0]);
const sunriseLabel = formatClock(d.sunrise[0]);
const sunsetLabel = formatClock(d.sunset[0]);
setMapOverlayReadouts({
temp: `${tempDisplay(c.temperature_2m)}°${tempUnit()}`,
sunmoon: `Sun ${sunriseLabel}/${sunsetLabel}`,
});
// Sun timeline progress
const sunriseMs = new Date(d.sunrise[0]).getTime();
const sunsetMs = new Date(d.sunset[0]).getTime();
const nowMs = Date.now();
const totalMs = sunsetMs - sunriseMs;
const sunPct = Math.max(0, Math.min(100, ((nowMs - sunriseMs) / totalMs) * 100));
const progressEl = document.getElementById('sun-progress');
const dotEl = document.getElementById('sun-dot');
if (progressEl) progressEl.style.width = sunPct + '%';
if (dotEl) dotEl.style.left = sunPct + '%';
const daylightEl = document.getElementById('daylight-info');
if (daylightEl) daylightEl.textContent = `${(totalMs / 3600000).toFixed(1)}h daylight`;
renderRecommendations(data);
const nowTs = Date.now();
let startIdx = h.time.findIndex(t => new Date(t).getTime() >= nowTs);
if (startIdx < 0) startIdx = 0;
const track = document.getElementById('hourly-track');
track.innerHTML = '';
const hourLimit = Math.min(startIdx + (state.hourlyExtended ? 48 : 24), h.time.length);
for (let i = startIdx; i < hourLimit; i++) {
const hw = wmo(h.weather_code[i]);
const pp = h.precipitation_probability[i];
const ptype = precipType(h.weather_code[i], h.temperature_2m[i], h.rain?.[i], h.snowfall?.[i]);
const displayTemp = state.hourlyFeelsLike
? (h.apparent_temperature?.[i] ?? h.temperature_2m[i])
: h.temperature_2m[i];
const barH = Math.round((pp / 100) * 28);
const barColor = pp >= 70 ? '#2c7bb6' : pp >= 40 ? '#74add1' : '#abd9e9';
const cell = document.createElement('div');
cell.className = 'hour-cell' + (i === startIdx ? ' now' : '');
cell.innerHTML = `
${i === startIdx ? 'Now' : formatHour(h.time[i])}
${hw.icon}
${tempDisplay(displayTemp)}°
${pp > 0 ? `💧${pp}%` : ''}
`;
track.appendChild(cell);
}
state.showExtendedForecast = false;
renderDailyForecast(d);
document.getElementById('updated-at').textContent =
new Date().toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
radarEmbed.panTo(city.latitude, city.longitude, 6);
radarFull.panTo(city.latitude, city.longitude, 6);
const mapZoom = mapsOverview?.map?.getZoom ? mapsOverview.map.getZoom() : 6;
mapsOverview.panTo(city.latitude, city.longitude, mapZoom || 6);
if (mapsWindEl) mapsWindEl.textContent = `${speedDisplay(c.wind_speed_10m)} ${speedUnit()} ${compassDir(c.wind_direction_10m)}`;
updateSourceLocation(city);
updateShareUrl(city);
persistLastCity(city);
refreshMapsOverview();
show(weatherDiv);
setTimeout(() => { radarEmbed.refresh && radarEmbed.refresh(); }, 80);
// Apply station overlay if we have fresh station data
if (state.ambientDevice) applyStationOverlay(state.ambientDevice);
}
function renderDailyForecast(daily) {
const list = document.getElementById('daily-list');
if (!list || !daily?.time?.length) return;
const totalDays = daily.time.length;
const maxDays = state.showExtendedForecast ? Math.min(16, totalDays) : Math.min(7, totalDays);
list.innerHTML = '';
for (let i = 0; i < maxDays; i++) {
const dw = wmo(daily.weather_code[i]);
const row = document.createElement('div');
row.className = 'day-row' + (i === 0 ? ' today' : '');
row.innerHTML = `
${formatDayShort(daily.time[i])}
${dw.icon}
${dw.desc}
${tempDisplay(daily.temperature_2m_max[i])}° / ${tempDisplay(daily.temperature_2m_min[i])}°
${daily.precipitation_probability_max[i] > 0 ? daily.precipitation_probability_max[i] + '% rain
' : ''}${speedDisplay(daily.wind_speed_10m_max[i])} ${speedUnit()}
`;
list.appendChild(row);
}
if (dailyForecastLabel) {
dailyForecastLabel.textContent = state.showExtendedForecast ? '16-Day Forecast' : '7-Day Forecast';
}
if (dailyToggleBtn) {
if (totalDays > 7) {
show(dailyToggleBtn);
dailyToggleBtn.textContent = state.showExtendedForecast ? 'Show 7-day' : 'Show 16-day';
} else {
hide(dailyToggleBtn);
}
}
}
function renderAirQuality(data) {
const cur = data?.current || {};
const pollen = ['alder_pollen', 'birch_pollen', 'grass_pollen', 'mugwort_pollen', 'olive_pollen', 'ragweed_pollen']
.map(k => cur[k] || 0)
.reduce((max, v) => Math.max(max, v), 0);
document.getElementById('aqi-us').textContent = cur.us_aqi ?? '--';
document.getElementById('pm25').textContent = cur.pm2_5 != null ? `${Number(cur.pm2_5).toFixed(1)} ug/m3` : '--';
document.getElementById('pollen').textContent = pollen > 0 ? pollen.toFixed(1) : '--';
const panelAqi = document.getElementById('panel-aqi');
if (panelAqi) panelAqi.textContent = cur.us_aqi ?? '--';
setMapOverlayReadouts({ aqi: cur.us_aqi ?? '--' });
}
function normalizeSeverity(severity) {
const s = String(severity || 'Unknown').toLowerCase();
if (s.includes('extreme')) return 'Extreme';
if (s.includes('severe')) return 'Severe';
if (s.includes('moderate')) return 'Moderate';
if (s.includes('minor')) return 'Minor';
return 'Unknown';
}
function severityRank(severity) {
const map = { Extreme: 0, Severe: 1, Moderate: 2, Minor: 3, Unknown: 4 };
return map[severity] ?? 4;
}
function plainAlertAction(eventName, severity) {
const eventText = String(eventName || '').toLowerCase();
const sev = normalizeSeverity(severity);
if (eventText.includes('tornado')) return 'Move to an interior room on the lowest level away from windows immediately.';
if (eventText.includes('thunderstorm')) return 'Pause outdoor activity, secure loose items, and be ready to shelter indoors quickly.';
if (eventText.includes('flood')) return 'Avoid low-water crossings and reroute away from flood-prone roads.';
if (eventText.includes('winter') || eventText.includes('snow') || eventText.includes('ice') || eventText.includes('blizzard')) return 'Delay travel if possible and prepare for slick roads and slower stopping distances.';
if (eventText.includes('heat')) return 'Hydrate often, reduce exertion, and seek shade or cooling when possible.';
if (eventText.includes('wind')) return 'Secure outdoor objects and use extra caution when driving high-profile vehicles.';
if (eventText.includes('fire') || eventText.includes('red flag')) return 'Avoid sparks or open flame sources and follow local fire restrictions.';
if (sev === 'Extreme' || sev === 'Severe') return 'Treat this as high risk and take protective action now.';
if (sev === 'Moderate') return 'Use caution and adjust plans to reduce exposure to hazardous conditions.';
return 'Stay aware of updates and keep backup plans ready.';
}
function buildAlertTiming(p) {
const start = p?.onset || p?.effective || p?.sent;
const end = p?.expires;
const startTxt = start ? formatClock(start) : 'now';
const endTxt = end ? formatClock(end) : 'until further notice';
return `${startTxt} - ${endTxt}`;
}
function buildStormEtaText() {
const nowMs = Date.now();
const alertTimes = (state.currentAlerts?.features || [])
.map(f => {
const p = f.properties || {};
return new Date(p.onset || p.effective || p.sent || 0).getTime();
})
.filter(ms => Number.isFinite(ms) && ms > nowMs)
.sort((a, b) => a - b);
if (alertTimes.length) {
const mins = Math.max(1, Math.round((alertTimes[0] - nowMs) / 60000));
if (mins < 60) return `~${mins} min`;
return `~${Math.round(mins / 60)} hr`;
}
const h = state.currentWeather?.hourly;
if (!h?.time || !h?.weather_code) return 'No storm signal in next 24h';
for (let i = 0; i < h.time.length && i < 24; i++) {
const ts = new Date(h.time[i]).getTime();
if (ts < nowMs) continue;
if (Number(h.weather_code[i]) >= 95) {
const mins = Math.max(1, Math.round((ts - nowMs) / 60000));
return mins < 60 ? `~${mins} min` : `~${Math.round(mins / 60)} hr`;
}
}
return 'No storm signal in next 24h';
}
function computeRiskLabel() {
const severities = (state.currentAlerts?.features || []).map(f => normalizeSeverity(f.properties?.severity));
if (severities.some(s => s === 'Extreme' || s === 'Severe')) return 'High';
if (severities.some(s => s === 'Moderate')) return 'Elevated';
if (severities.some(s => s === 'Minor')) return 'Guarded';
return 'Low';
}
function buildShareChecklist(risk) {
if (risk === 'High') return ['Have shelter plan ready', 'Delay non-essential travel', 'Keep devices fully charged'];
if (risk === 'Elevated') return ['Monitor radar and alerts hourly', 'Adjust outdoor timing', 'Secure loose outdoor items'];
if (risk === 'Guarded') return ['Use caution for outdoor plans', 'Keep backup indoor option', 'Recheck before departure'];
return ['Good conditions overall', 'Check updates before longer trips', 'Carry normal weather gear'];
}
function buildWeatherCardText() {
const city = cityLabel(state.currentCity) || 'Selected location';
const c = state.currentWeather?.current || {};
const currentAqi = state.currentAir?.current?.us_aqi ?? '--';
const risk = computeRiskLabel();
const eta = buildStormEtaText();
const alerts = state.currentAlerts?.features || [];
const checklist = buildShareChecklist(risk);
const lines = [
`Weather Card: ${city}`,
`Temp: ${tempDisplay(c.temperature_2m)}°${tempUnit()} (Feels ${tempDisplay(c.apparent_temperature)}°${tempUnit()})`,
`Wind: ${speedDisplay(c.wind_speed_10m)} ${speedUnit()} ${compassDirFull(c.wind_direction_10m || 0)}`,
`AQI: ${currentAqi}`,
`Storm ETA: ${eta}`,
`Risk Level: ${risk}`,
`Active Alerts: ${alerts.length}`,
'Checklist:',
...checklist.map(item => `- ${item}`),
];
return lines.join('\n');
}
function buildHeroCardText() {
const city = cityLabel(state.currentCity) || 'Selected location';
const c = state.currentWeather?.current || {};
const w = wmo(c.weather_code);
const risk = computeRiskLabel();
const currentAqi = state.currentAir?.current?.us_aqi ?? '--';
return [
`Now in ${city}`,
`${w.icon} ${w.desc}`,
`Temp ${tempDisplay(c.temperature_2m)}°${tempUnit()} (Feels ${tempDisplay(c.apparent_temperature)}°${tempUnit()})`,
`High ${tempDisplay(state.currentWeather?.daily?.temperature_2m_max?.[0])}°${tempUnit()} / Low ${tempDisplay(state.currentWeather?.daily?.temperature_2m_min?.[0])}°${tempUnit()}`,
`Wind ${speedDisplay(c.wind_speed_10m)} ${speedUnit()} ${compassDirFull(c.wind_direction_10m || 0)}`,
`AQI ${currentAqi} | Risk ${risk}`,
].join('\n');
}
function drawRoundedRect(ctx, x, y, w, h, r) {
const radius = Math.min(r, w / 2, h / 2);
ctx.beginPath();
ctx.moveTo(x + radius, y);
ctx.lineTo(x + w - radius, y);
ctx.quadraticCurveTo(x + w, y, x + w, y + radius);
ctx.lineTo(x + w, y + h - radius);
ctx.quadraticCurveTo(x + w, y + h, x + w - radius, y + h);
ctx.lineTo(x + radius, y + h);
ctx.quadraticCurveTo(x, y + h, x, y + h - radius);
ctx.lineTo(x, y + radius);
ctx.quadraticCurveTo(x, y, x + radius, y);
ctx.closePath();
}
function canvasToPngBlob(canvas) {
return new Promise(resolve => {
canvas.toBlob(blob => resolve(blob), 'image/png');
});
}
async function buildHeroCardImageFile() {
const city = cityLabel(state.currentCity) || 'Selected location';
const c = state.currentWeather?.current || {};
const d = state.currentWeather?.daily || {};
const w = wmo(c.weather_code);
const currentAqi = state.currentAir?.current?.us_aqi ?? '--';
const risk = computeRiskLabel();
const canvas = document.createElement('canvas');
canvas.width = 1080;
canvas.height = 1350;
const ctx = canvas.getContext('2d');
if (!ctx) return null;
const bg = ctx.createLinearGradient(0, 0, canvas.width, canvas.height);
bg.addColorStop(0, '#1f2a38');
bg.addColorStop(1, '#334e68');
ctx.fillStyle = bg;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = 'rgba(255, 255, 255, 0.12)';
drawRoundedRect(ctx, 56, 56, canvas.width - 112, canvas.height - 112, 38);
ctx.fill();
ctx.fillStyle = '#ffffff';
ctx.font = '700 68px Segoe UI';
ctx.fillText('Weather Hero Card', 96, 156);
ctx.font = '600 42px Segoe UI';
ctx.fillStyle = '#dbeafe';
ctx.fillText(city, 96, 222);
ctx.font = '600 120px Segoe UI Emoji, Segoe UI';
ctx.fillStyle = '#ffffff';
ctx.fillText(w.icon || '⛅', 96, 390);
ctx.font = '700 64px Segoe UI';
ctx.fillText(`${tempDisplay(c.temperature_2m)}°${tempUnit()}`, 250, 362);
ctx.font = '500 36px Segoe UI';
ctx.fillStyle = '#e2e8f0';
ctx.fillText(`${w.desc}`, 250, 412);
ctx.fillText(`Feels ${tempDisplay(c.apparent_temperature)}°${tempUnit()}`, 250, 458);
ctx.fillStyle = 'rgba(255, 255, 255, 0.1)';
drawRoundedRect(ctx, 96, 520, canvas.width - 192, 460, 28);
ctx.fill();
ctx.fillStyle = '#ffffff';
ctx.font = '600 36px Segoe UI';
ctx.fillText(`High / Low: ${tempDisplay(d.temperature_2m_max?.[0])}°${tempUnit()} / ${tempDisplay(d.temperature_2m_min?.[0])}°${tempUnit()}`, 132, 610);
ctx.fillText(`Wind: ${speedDisplay(c.wind_speed_10m)} ${speedUnit()} ${compassDirFull(c.wind_direction_10m || 0)}`, 132, 684);
ctx.fillText(`AQI: ${currentAqi}`, 132, 758);
ctx.fillText(`Risk level: ${risk}`, 132, 832);
ctx.fillText(`Shared: ${new Date().toLocaleString()}`, 132, 906);
ctx.fillStyle = '#cbd5e1';
ctx.font = '500 30px Segoe UI';
ctx.fillText('Open full details and alerts in app link below.', 96, 1080);
ctx.fillText(window.location.href, 96, 1130);
const blob = await canvasToPngBlob(canvas);
if (!blob) return null;
return new File([blob], `hero-weather-${Date.now()}.png`, { type: 'image/png' });
}
function showHeroShareStatus(msg) {
if (!shareHeroStatusEl) return;
shareHeroStatusEl.textContent = msg;
show(shareHeroStatusEl);
setTimeout(() => {
shareHeroStatusEl.textContent = '';
hide(shareHeroStatusEl);
}, 2200);
}
function showShareWeatherStatus(msg) {
if (!shareWeatherStatusEl) return;
shareWeatherStatusEl.textContent = msg;
show(shareWeatherStatusEl);
setTimeout(() => {
shareWeatherStatusEl.textContent = '';
hide(shareWeatherStatusEl);
}, 2200);
}
function renderAlerts(data) {
// Populate hurricane panel asynchronously
fetch('/api/hurricanes').then(r => r.json()).then(d => renderHurricanePanel(d.storms || [])).catch(() => {});
const wrap = document.getElementById('alerts-wrap');
const list = document.getElementById('alerts-list');
const features = data?.features || [];
list.innerHTML = '';
if (!features.length) {
hide(wrap);
if (alertsEmptyEl) show(alertsEmptyEl);
updateAlertBadge(0);
return;
}
updateAlertBadge(features.length);
if (alertsEmptyEl) hide(alertsEmptyEl);
const grouped = new Map();
features.forEach(f => {
const p = f.properties || {};
const sev = normalizeSeverity(p.severity);
if (!grouped.has(sev)) grouped.set(sev, []);
grouped.get(sev).push(f);
});
Array.from(grouped.keys())
.sort((a, b) => severityRank(a) - severityRank(b))
.forEach(severity => {
const groupWrap = document.createElement('section');
groupWrap.className = `alerts-group alerts-group-${severity.toLowerCase()}`;
const head = document.createElement('div');
head.className = 'alerts-group-head';
const title = document.createElement('h5');
title.className = 'alerts-group-title';
title.textContent = `${severity} Alerts (${grouped.get(severity).length})`;
const hint = document.createElement('span');
hint.className = 'alerts-group-hint';
hint.textContent = severityRank(severity) <= 1 ? 'Take action now' : 'Use caution';
head.appendChild(title);
head.appendChild(hint);
groupWrap.appendChild(head);
grouped.get(severity).slice(0, 6).forEach(f => {
const p = f.properties || {};
const card = document.createElement('article');
card.className = 'alert-item';
const top = document.createElement('div');
top.className = 'alert-top';
const event = document.createElement('strong');
event.textContent = p.event || 'Alert';
const sev = document.createElement('span');
sev.className = `alert-severity severity-${normalizeSeverity(p.severity).toLowerCase()}`;
sev.textContent = normalizeSeverity(p.severity);
top.appendChild(event);
top.appendChild(sev);
const timing = document.createElement('div');
timing.className = 'alert-timing';
timing.textContent = `Window: ${buildAlertTiming(p)}`;
const msg = document.createElement('div');
msg.className = 'alert-message';
msg.textContent = p.headline || p.description || 'See official sources for details.';
const action = document.createElement('div');
action.className = 'alert-action';
action.textContent = `What this means for me: ${plainAlertAction(p.event, p.severity)}`;
card.appendChild(top);
card.appendChild(timing);
card.appendChild(msg);
card.appendChild(action);
groupWrap.appendChild(card);
});
list.appendChild(groupWrap);
});
show(wrap);
const newlySeen = [];
features.forEach(f => {
const id = f.id || f.properties?.id;
if (!id || state.alertIdsSeen.has(id)) return;
state.alertIdsSeen.add(id);
newlySeen.push(id);
const p = f.properties || {};
const title = `Weather alert: ${p.event || 'Severe weather'}`;
const body = p.headline || p.description || 'An alert was issued for your selected location.';
if (typeof Notification !== 'undefined' && Notification.permission === 'granted') {
if ('serviceWorker' in navigator && navigator.serviceWorker.controller) {
navigator.serviceWorker.ready.then(reg =>
reg.showNotification(title, { body, icon: '/icons/icon-192.png', badge: '/icons/icon-192.png', tag: id, data: { url: '/?tab=alerts' } })
).catch(() => new Notification(title, { body, icon: '/icons/icon-192.png' }));
} else {
new Notification(title, { body, icon: '/icons/icon-192.png', badge: '/icons/icon-192.png' });
}
}
if (state.ntfyTopic) {
sendNtfyNotification(title, body, { priority: 'high', tags: ['warning,weather'] });
}
});
if (newlySeen.length) {
// Persist seen IDs; keep only the most recent 200 to bound localStorage size.
const stored = Array.from(state.alertIdsSeen).slice(-200);
localStorage.setItem('weather.alertIdsSeen', JSON.stringify(stored));
}
}
async function loadAll(city, source) {
state.currentCity = city;
if (source) state.currentSource = source;
clearErr();
hide(suggestEl);
hide(weatherDiv);
show(loadingEl);
try {
let weather;
try {
weather = await fetchWeather(city.latitude, city.longitude, city.timezone);
} catch (weatherErr) {
console.error('Primary weather fetch failed:', weatherErr?.message || weatherErr);
if (state.currentWeather) {
weather = state.currentWeather;
showErr('Live weather update failed. Showing last available data.');
} else {
throw weatherErr;
}
}
const [airResult, alertsResult] = await Promise.allSettled([
fetchAirQuality(city.latitude, city.longitude, city.timezone),
fetchAlerts(city.latitude, city.longitude),
]);
const air = airResult.status === 'fulfilled' ? airResult.value : { current: {} };
if (airResult.status !== 'fulfilled') {
console.warn('Air quality fetch failed:', airResult.reason?.message || airResult.reason);
}
const alerts = alertsResult.status === 'fulfilled' ? alertsResult.value : { features: [] };
if (alertsResult.status !== 'fulfilled') {
console.warn('Alerts fetch failed:', alertsResult.reason?.message || alertsResult.reason);
}
state.currentWeather = weather;
state.currentAir = air;
state.currentAlerts = alerts;
state.lastRefreshAt = Date.now();
// Keep weather load resilient: map/radar/render hiccups should not fail the whole page.
try {
renderWeather(weather, city);
} catch (renderErr) {
console.error('Weather render error:', renderErr);
show(weatherDiv);
}
try {
renderAirQuality(air);
} catch (airRenderErr) {
console.warn('Air quality render error:', airRenderErr);
}
try {
renderAlerts(alerts);
} catch (alertsRenderErr) {
console.warn('Alerts render error:', alertsRenderErr);
}
// Fetch discussion non-blocking — US only, silently skip if unavailable
fetchDiscussion(city.latitude, city.longitude);
// Fetch personal station non-blocking
fetchAmbientStation();
try {
if (state.showLightning || state.unifiedMapLayers.lightning) renderLightningStrikes(city);
if (state.showWind || state.unifiedMapLayers.wind) renderWindArrows(city);
renderAqiMarker(city);
renderAlertMarker(city);
renderTempMarker(city);
renderSunMoonMarker(city);
} catch (mapOverlayErr) {
console.warn('Map overlay render error:', mapOverlayErr);
}
} catch (e) {
showErr('Failed to load weather data. Please try again.');
console.error(e);
} finally {
hide(loadingEl);
}
}
function getPosition() {
return new Promise((resolve, reject) => {
if (!navigator.geolocation) {
reject(new Error('Geolocation not supported'));
return;
}
navigator.geolocation.getCurrentPosition(resolve, reject, {
enableHighAccuracy: false,
timeout: 8000,
maximumAge: 10 * 60 * 1000,
});
});
}
async function autoLocateAndLoad() {
try {
const pos = await getPosition();
const { latitude: lat, longitude: lon } = pos.coords;
const city = await buildDetectedCity(lat, lon);
searchInput.value = city.name;
await loadAll(city, 'auto-detect');
return true;
} catch {
return false;
}
}
// ── Search autocomplete ───────────────────────────────────────────────────────
let debounceTimer = null;
searchInput.addEventListener('input', () => {
clearTimeout(debounceTimer);
const q = searchInput.value.trim();
if (q.length < 2) { hide(suggestEl); return; }
debounceTimer = setTimeout(async () => {
try {
const data = await geocode(q);
const results = data.results || [];
suggestEl.innerHTML = '';
if (!results.length) { hide(suggestEl); return; }
results.forEach(r => {
const li = document.createElement('li');
const nameText = document.createTextNode(r.name);
const countrySpan = document.createElement('span');
countrySpan.className = 'sug-country';
countrySpan.textContent = `${r.admin1 ? r.admin1 + ', ' : ''}${r.country || ''}`;
li.appendChild(nameText);
li.appendChild(countrySpan);
li.addEventListener('click', () => {
searchInput.value = r.name;
hide(suggestEl);
loadAll(r, 'search-result');
});
suggestEl.appendChild(li);
});
show(suggestEl);
} catch (err) {
console.warn('Autocomplete geocode failed:', err?.message || err);
hide(suggestEl);
}
}, 300);
});
document.addEventListener('click', e => {
if (!e.target.closest('.search-wrap')) hide(suggestEl);
});
function doSearch() {
const q = searchInput.value.trim();
if (!q) { showErr('Please enter a city name.'); return; }
clearErr();
hide(suggestEl);
geocode(q).then(data => {
const results = data.results || [];
if (!results.length) { showErr(`No results found for "${q}".`); return; }
loadAll(results[0], 'search-result');
}).catch(() => showErr('Search failed. Please try again.'));
}
searchBtn.addEventListener('click', doSearch);
searchInput.addEventListener('keydown', e => { if (e.key === 'Enter') doSearch(); });
// ── Geolocation ───────────────────────────────────────────────────────────────
locateBtn.addEventListener('click', () => {
if (!navigator.geolocation) { showErr('Geolocation not supported.'); return; }
clearErr();
hide(weatherDiv);
show(loadingEl);
navigator.geolocation.getCurrentPosition(async pos => {
const { latitude: lat, longitude: lon } = pos.coords;
try {
const city = await buildDetectedCity(lat, lon);
await loadAll(city, 'gps-button');
} catch {
showErr('Could not fetch weather for your location.');
} finally {
hide(loadingEl);
}
}, () => {
hide(loadingEl);
showErr('Location access denied.');
});
});
unitsBtn.addEventListener('click', () => {
state.units = state.units === 'us' ? 'metric' : 'us';
localStorage.setItem(STORAGE_KEYS.units, state.units);
updateUnitsButton();
if (state.currentWeather && state.currentCity) {
renderWeather(state.currentWeather, state.currentCity);
renderAirQuality(state.currentAir);
// Update maps overlays if they're visible
if (state.showWind && mapsOverview.map) {
clearWindArrows();
renderWindArrows(state.currentCity);
}
}
});
if (unitsBtnSettings) {
unitsBtnSettings.addEventListener('click', () => unitsBtn.click());
}
shareBtn.addEventListener('click', async () => {
if (!state.currentCity) return;
try {
await navigator.clipboard.writeText(window.location.href);
shareBtn.textContent = 'Copied link';
setTimeout(() => { shareBtn.textContent = 'Share location'; }, 1500);
} catch {
showErr('Could not copy URL to clipboard.');
}
});
if (shareWeatherCardBtn) {
shareWeatherCardBtn.addEventListener('click', async () => {
if (!state.currentCity || !state.currentWeather) {
showErr('Load a location first to share a weather card.');
return;
}
const text = buildWeatherCardText();
const payload = {
title: `Weather card: ${cityLabel(state.currentCity) || 'Location'}`,
text,
url: window.location.href,
};
try {
if (navigator.share) {
await navigator.share(payload);
showShareWeatherStatus('Shared weather card');
return;
}
await navigator.clipboard.writeText(`${text}\n\n${window.location.href}`);
showShareWeatherStatus('Weather card copied');
} catch (err) {
if (err && err.name === 'AbortError') return;
showErr('Could not share weather card.');
}
});
}
if (shareHeroBtn) {
shareHeroBtn.addEventListener('click', async () => {
if (!state.currentCity || !state.currentWeather) {
showErr('Load a location first to share hero conditions.');
return;
}
const text = buildHeroCardText();
const title = `Now: ${cityLabel(state.currentCity) || 'Location'}`;
try {
const imageFile = await buildHeroCardImageFile();
if (navigator.share && imageFile) {
const filePayload = { title, text, files: [imageFile] };
if (!navigator.canShare || navigator.canShare({ files: [imageFile] })) {
await navigator.share(filePayload);
showHeroShareStatus('Shared hero image');
return;
}
}
if (navigator.share) {
await navigator.share({ title, text, url: window.location.href });
showHeroShareStatus('Shared hero card');
return;
}
await navigator.clipboard.writeText(`${text}\n\n${window.location.href}`);
showHeroShareStatus('Hero card copied');
} catch (err) {
if (err && err.name === 'AbortError') return;
showErr('Could not share hero card.');
}
});
}
saveCurrentBtn.addEventListener('click', () => {
if (!state.currentCity) return;
const key = cityKey(state.currentCity);
if (state.savedCities.some(c => cityKey(c) === key)) return;
state.savedCities.push(state.currentCity);
persistSavedCities();
renderSavedCities();
});
notifyBtn.addEventListener('click', async () => {
if (!('Notification' in window)) {
showErr('Notifications are not supported in this browser.');
return;
}
if (!window.isSecureContext) {
showErr('Notifications require HTTPS (or localhost).');
updateNotifyButton();
return;
}
try {
const permission = await Notification.requestPermission();
updateNotifyButton();
if (permission === 'granted') {
// Re-fetch current alerts immediately so permission change can trigger notifications.
if (state.currentCity) {
const alerts = await fetchAlerts(state.currentCity.latitude, state.currentCity.longitude).catch(() => ({ features: [] }));
renderAlerts(alerts);
}
} else if (permission === 'denied') {
showErr('Notifications are blocked in browser settings for this site.');
}
} catch {
showErr('Could not request notification permission.');
updateNotifyButton();
}
});
autoDetectToggle.addEventListener('change', () => {
state.autoDetect = autoDetectToggle.checked;
localStorage.setItem(STORAGE_KEYS.autoDetect, String(state.autoDetect));
});
if (lightningToggle) {
lightningToggle.addEventListener('change', () => {
state.showLightning = lightningToggle.checked;
localStorage.setItem(STORAGE_KEYS.showLightning, String(state.showLightning));
if (state.currentCity && mapsOverview.map) {
clearLightningMarkers();
if (state.showLightning) renderLightningStrikes(state.currentCity);
}
});
}
if (windToggle) {
windToggle.addEventListener('change', () => {
state.showWind = windToggle.checked;
localStorage.setItem(STORAGE_KEYS.showWind, String(state.showWind));
if (state.currentCity && mapsOverview.map) {
clearWindArrows();
if (state.showWind && state.currentWeather) renderWindArrows(state.currentCity);
}
});
}
// Maps tab quick toggles
const mapsLightningToggle = document.getElementById('maps-lightning-toggle');
const mapsWindToggle = document.getElementById('maps-wind-toggle');
if (mapsLightningToggle) {
mapsLightningToggle.addEventListener('click', () => {
state.showLightning = !state.showLightning;
localStorage.setItem(STORAGE_KEYS.showLightning, String(state.showLightning));
mapsLightningToggle.classList.toggle('active', state.showLightning);
lightningToggle.checked = state.showLightning;
if (state.currentCity && mapsOverview.map) {
clearLightningMarkers();
if (state.showLightning) renderLightningStrikes(state.currentCity);
}
});
// Set initial state
mapsLightningToggle.classList.toggle('active', state.showLightning);
}
if (mapsWindToggle) {
mapsWindToggle.addEventListener('click', () => {
state.showWind = !state.showWind;
localStorage.setItem(STORAGE_KEYS.showWind, String(state.showWind));
mapsWindToggle.classList.toggle('active', state.showWind);
windToggle.checked = state.showWind;
if (state.currentCity && mapsOverview.map) {
clearWindArrows();
if (state.showWind && state.currentWeather) renderWindArrows(state.currentCity);
}
});
// Set initial state
mapsWindToggle.classList.toggle('active', state.showWind);
}
const mapLayerStorageKey = {
radar: STORAGE_KEYS.showRadarLayer,
satellite: STORAGE_KEYS.showSatelliteLayer,
lightning: STORAGE_KEYS.showLightningLayer,
wind: STORAGE_KEYS.showWindLayer,
aqi: STORAGE_KEYS.showAqiLayer,
alerts: STORAGE_KEYS.showAlertsLayer,
temp: STORAGE_KEYS.showTempMarker,
'sun-moon': STORAGE_KEYS.showSunMoonMarkers,
hurricane: STORAGE_KEYS.showHurricaneLayer,
wildfire: STORAGE_KEYS.showWildfireLayer,
spc: STORAGE_KEYS.showSpcLayer,
};
function setRadarLayerVisible(visible) {
mapsOverview?.setRadarVisible?.(visible);
}
function setCloudLayerVisible(visible) {
mapsOverview?.setSatVisible?.(visible);
}
document.querySelectorAll('#tab-unified-map input[type="checkbox"][data-layer]').forEach(input => {
const layerName = input.dataset.layer;
input.checked = layerName === 'sun-moon'
? state.unifiedMapLayers.sunMoon
: !!state.unifiedMapLayers[layerName];
input.addEventListener('change', () => {
const enabled = input.checked;
if (layerName === 'sun-moon') {
state.unifiedMapLayers.sunMoon = enabled;
} else {
state.unifiedMapLayers[layerName] = enabled;
}
const storageKey = mapLayerStorageKey[layerName];
if (storageKey) localStorage.setItem(storageKey, String(enabled));
if (layerName === 'radar') {
setRadarLayerVisible(enabled);
if (!enabled && unifiedMap?.stopPlay) unifiedMap.stopPlay();
}
if (layerName === 'satellite') {
if (enabled) {
if (unifiedMapMode !== 'satellite') unifiedMapModeButton.click();
setCloudLayerVisible(true);
} else {
setCloudLayerVisible(false);
if (unifiedMapMode !== 'radar') unifiedMapModeButton.click();
}
}
if (state.currentCity) refreshMapsOverview();
});
});
const baseMapSelect = document.getElementById('base-map-select');
if (baseMapSelect) {
baseMapSelect.value = state.unifiedMapBaseLayer;
baseMapSelect.addEventListener('change', () => {
state.unifiedMapBaseLayer = baseMapSelect.value;
localStorage.setItem(STORAGE_KEYS.unifiedMapBaseLayer, state.unifiedMapBaseLayer);
if (state.currentCity) {
const city = state.currentCity;
const zoom = mapsOverview?.map?.getZoom?.() || 6;
if (mapsOverview?.map?.remove) mapsOverview.map.remove();
const replacement = createRadar(
document.getElementById('unified-map'),
document.getElementById('timeline-slider'),
document.getElementById('timeline-play'),
document.getElementById('timeline-timestamp'),
unifiedMapModeButton
);
Object.assign(mapsOverview, replacement);
mapsOverview.panTo(city.latitude, city.longitude, zoom);
refreshMapsOverview();
}
});
}
const layerMenuToggleBtn = document.getElementById('layer-menu-toggle');
const layerMenuPanel = document.getElementById('layer-menu-panel');
if (layerMenuToggleBtn && layerMenuPanel) {
layerMenuToggleBtn.addEventListener('click', () => {
const willShow = layerMenuPanel.classList.contains('hidden');
layerMenuPanel.classList.toggle('hidden', !willShow);
layerMenuToggleBtn.textContent = willShow ? 'Hide Layer Menu' : 'Show Layer Menu';
layerMenuToggleBtn.setAttribute('aria-expanded', willShow ? 'true' : 'false');
});
}
if (dailyToggleBtn) {
dailyToggleBtn.addEventListener('click', () => {
state.showExtendedForecast = !state.showExtendedForecast;
if (state.currentWeather) {
renderDailyForecast(state.currentWeather.daily);
}
});
}
function startAutoRefresh() {
clearInterval(state.autoRefreshTimer);
state.autoRefreshTimer = setInterval(() => {
if (state.currentCity) loadAll(state.currentCity, state.currentSource || 'auto-refresh');
}, 10 * 60 * 1000);
// Refresh shortly after users return to the tab if data is stale.
document.addEventListener('visibilitychange', () => {
if (document.visibilityState !== 'visible') return;
if (!state.currentCity) return;
if (Date.now() - state.lastRefreshAt > 10 * 60 * 1000) {
loadAll(state.currentCity, state.currentSource || 'tab-resume-refresh');
}
});
}
// ── ntfy push notifications ───────────────────────────────────────────────────
// ── NWS Forecast Discussion ────────────────────────────────────────────────────
async function fetchDiscussion(lat, lon) {
const drawer = document.getElementById('discussion-drawer');
const textEl = document.getElementById('discussion-text');
const metaEl = document.getElementById('discussion-meta');
const officeEl = document.getElementById('discussion-office');
if (!drawer || !textEl) return;
try {
const res = await fetch(`/api/nws/discussion?lat=${lat}&lon=${lon}`);
if (!res.ok) {
drawer.hidden = true;
return;
}
const data = await res.json();
if (!data.text) { drawer.hidden = true; return; }
drawer.hidden = false;
if (officeEl) officeEl.textContent = `· NWS ${data.issuingOffice || data.office}`;
if (metaEl) {
const issued = data.issuanceTime ? new Date(data.issuanceTime).toLocaleString([], { month: 'short', day: 'numeric', hour: '2-digit', minute: '2-digit' }) : '';
metaEl.textContent = issued ? `Issued ${issued}` : '';
}
// Strip the WMO header block (lines before the first blank line + "AREA FORECAST DISCUSSION")
const cleaned = data.text
.replace(/^[\s\S]*?(?=\.[\w\s]+\.\.\.)/m, '') // strip WMO preamble up to first section
.trim();
textEl.textContent = cleaned || data.text.trim();
} catch {
if (drawer) drawer.hidden = true;
}
}
async function sendNtfyNotification(title, body, { priority = 'default', tags = [] } = {}) {
const topic = state.ntfyTopic;
if (!topic) return false;
try {
const r = await fetch(topic, {
method: 'POST',
body,
headers: {
Title: title,
Priority: priority,
Tags: Array.isArray(tags) ? tags.join(',') : tags,
},
});
return r.ok;
} catch {
return false;
}
}
// ── ntfy + PWA install wiring ─────────────────────────────────────────────────
const ntfyUrlInput = document.getElementById('ntfy-url-input');
const ntfyTestBtn = document.getElementById('ntfy-test-btn');
const ntfyStatusEl = document.getElementById('ntfy-status');
if (ntfyUrlInput) {
ntfyUrlInput.value = state.ntfyTopic;
ntfyUrlInput.addEventListener('change', () => {
state.ntfyTopic = ntfyUrlInput.value.trim();
localStorage.setItem(STORAGE_KEYS.ntfyTopic, state.ntfyTopic);
});
}
if (ntfyTestBtn) {
ntfyTestBtn.addEventListener('click', async () => {
const topic = (ntfyUrlInput?.value?.trim()) || state.ntfyTopic;
if (!topic) {
ntfyStatusEl.textContent = 'Enter a topic URL first.';
show(ntfyStatusEl);
return;
}
state.ntfyTopic = topic;
localStorage.setItem(STORAGE_KEYS.ntfyTopic, topic);
ntfyTestBtn.disabled = true;
ntfyTestBtn.textContent = 'Sending…';
const ok = await sendNtfyNotification(
'NeCloud Weather Test',
'Notifications are working! Weather alerts will be sent here.',
{ tags: ['white_check_mark'] }
);
ntfyTestBtn.disabled = false;
ntfyTestBtn.textContent = 'Test';
ntfyStatusEl.textContent = ok ? '✓ Test sent!' : '✗ Failed — check the topic URL.';
show(ntfyStatusEl);
});
}
let deferredInstallPrompt = null;
window.addEventListener('beforeinstallprompt', e => {
e.preventDefault();
deferredInstallPrompt = e;
const row = document.getElementById('pwa-install-row');
if (row) row.style.display = '';
});
window.addEventListener('appinstalled', () => {
deferredInstallPrompt = null;
const row = document.getElementById('pwa-install-row');
if (row) row.style.display = 'none';
});
const pwaInstallBtn = document.getElementById('pwa-install-btn');
if (pwaInstallBtn) {
pwaInstallBtn.addEventListener('click', async () => {
if (!deferredInstallPrompt) return;
deferredInstallPrompt.prompt();
const { outcome } = await deferredInstallPrompt.userChoice;
if (outcome === 'accepted') deferredInstallPrompt = null;
});
}
// ── Offline / online banner ────────────────────────────────────────────────────
const offlineBanner = document.getElementById('offline-banner');
function syncOfflineState() {
if (offlineBanner) offlineBanner.classList.toggle('hidden', navigator.onLine);
}
window.addEventListener('online', syncOfflineState);
window.addEventListener('offline', syncOfflineState);
syncOfflineState();
// ── Pull-to-refresh ────────────────────────────────────────────────────────────
(function initPTR() {
const ptrEl = document.getElementById('ptr-indicator');
if (!ptrEl) return;
let startY = 0;
let pulling = false;
document.addEventListener('touchstart', e => { startY = e.touches[0].clientY; pulling = window.scrollY === 0; }, { passive: true });
document.addEventListener('touchend', e => {
if (!pulling) return;
const dy = e.changedTouches[0].clientY - startY;
if (dy > 80 && state.currentCity) {
ptrEl.classList.remove('hidden');
ptrEl.classList.add('visible');
loadAll(state.currentCity, state.currentSource || 'pull-to-refresh').finally(() => {
ptrEl.classList.remove('visible');
setTimeout(() => ptrEl.classList.add('hidden'), 300);
});
}
pulling = false;
}, { passive: true });
})();
// ── Swipe gestures for tab switching ──────────────────────────────────────────
(function initSwipe() {
const TABS = ['conditions', 'unified-map', 'alerts', 'learn', 'settings'];
let touchX = 0;
let touchY = 0;
let blocked = false;
function isSwipeBlocked(target) {
// Don't intercept touches on maps (panning) or horizontal scroll containers.
return !!(
target.closest('.maplibregl-map') ||
target.closest('#hourly-scroll') ||
target.closest('.hourly-track') ||
target.closest('.precip-chart-wrap') ||
target.closest('.radar-timeline')
);
}
document.addEventListener('touchstart', e => {
touchX = e.touches[0].clientX;
touchY = e.touches[0].clientY;
blocked = isSwipeBlocked(e.target);
}, { passive: true });
document.addEventListener('touchend', e => {
if (blocked) return;
const dx = e.changedTouches[0].clientX - touchX;
const dy = e.changedTouches[0].clientY - touchY;
// Require the gesture to be more horizontal than vertical, and meet the distance threshold.
if (Math.abs(dx) < 60 || Math.abs(dx) < Math.abs(dy) * 1.5) return;
const cur = TABS.findIndex(t => document.querySelector(`.tab[data-tab="${t}"]`)?.classList.contains('active'));
if (cur < 0) return;
const next = dx < 0 ? Math.min(cur + 1, TABS.length - 1) : Math.max(cur - 1, 0);
if (next !== cur) activateTab(TABS[next]);
}, { passive: true });
})();
// ── Theme toggle buttons ───────────────────────────────────────────────────────
document.querySelectorAll('.theme-btn').forEach(btn => {
btn.addEventListener('click', () => applyTheme(btn.dataset.theme));
});
// ── Hourly toggles ────────────────────────────────────────────────────────────
const hourlyFeelsToggle = document.getElementById('hourly-feels-toggle');
const hourlyExtendBtn = document.getElementById('hourly-extend-btn');
if (hourlyFeelsToggle) {
hourlyFeelsToggle.addEventListener('click', () => {
state.hourlyFeelsLike = !state.hourlyFeelsLike;
hourlyFeelsToggle.textContent = state.hourlyFeelsLike ? 'Show temp' : 'Feels-like';
if (state.currentWeather && state.currentCity) renderWeather(state.currentWeather, state.currentCity);
});
}
if (hourlyExtendBtn) {
hourlyExtendBtn.addEventListener('click', () => {
state.hourlyExtended = !state.hourlyExtended;
hourlyExtendBtn.textContent = state.hourlyExtended ? '24h' : '48h';
if (state.currentWeather && state.currentCity) renderWeather(state.currentWeather, state.currentCity);
});
}
// ── VAPID push subscribe ───────────────────────────────────────────────────────
const pushSubscribeBtn = document.getElementById('push-subscribe-btn');
if (pushSubscribeBtn) pushSubscribeBtn.addEventListener('click', subscribePush);
// ── Alert threshold inputs ─────────────────────────────────────────────────────
function persistThresholds() {
localStorage.setItem(STORAGE_KEYS.alertThresholds, JSON.stringify(state.alertThresholds));
}
const threshWind = document.getElementById('threshold-wind');
const threshTempLow = document.getElementById('threshold-temp-low');
const threshAqi = document.getElementById('threshold-aqi');
if (threshWind) {
threshWind.value = state.alertThresholds.wind || '';
threshWind.addEventListener('change', () => {
const v = parseFloat(threshWind.value);
if (!isNaN(v)) state.alertThresholds.wind = v; else delete state.alertThresholds.wind;
persistThresholds();
});
}
if (threshTempLow) {
threshTempLow.value = state.alertThresholds.tempLow ?? '';
threshTempLow.addEventListener('change', () => {
const v = parseFloat(threshTempLow.value);
if (!isNaN(v)) state.alertThresholds.tempLow = v; else delete state.alertThresholds.tempLow;
persistThresholds();
});
}
if (threshAqi) {
threshAqi.value = state.alertThresholds.aqi || '';
threshAqi.addEventListener('change', () => {
const v = parseFloat(threshAqi.value);
if (!isNaN(v)) state.alertThresholds.aqi = v; else delete state.alertThresholds.aqi;
persistThresholds();
});
}
// ── Digest hour ────────────────────────────────────────────────────────────────
const digestHourInput = document.getElementById('digest-hour');
if (digestHourInput) {
digestHourInput.value = state.digestHour;
digestHourInput.addEventListener('change', () => {
const v = parseInt(digestHourInput.value, 10);
if (!isNaN(v) && v >= 0 && v <= 23) {
state.digestHour = v;
localStorage.setItem(STORAGE_KEYS.digestHour, v);
}
});
}
// ── PWS URL ────────────────────────────────────────────────────────────────────
// ── Ambient Weather key settings ──────────────────────────────────────────────
const ambientApiKeyInput = document.getElementById('ambient-api-key-input');
const ambientAppKeyInput = document.getElementById('ambient-app-key-input');
const ambientSaveBtn = document.getElementById('ambient-save-btn');
const ambientStatusEl = document.getElementById('ambient-status');
if (ambientApiKeyInput) ambientApiKeyInput.value = state.ambientApiKey;
if (ambientAppKeyInput) ambientAppKeyInput.value = state.ambientAppKey;
if (ambientSaveBtn) {
ambientSaveBtn.addEventListener('click', async () => {
const apiKey = ambientApiKeyInput?.value?.trim();
const appKey = ambientAppKeyInput?.value?.trim();
if (!apiKey || !appKey) {
if (ambientStatusEl) { ambientStatusEl.textContent = 'Both keys are required.'; show(ambientStatusEl); }
return;
}
ambientSaveBtn.disabled = true;
try {
const res = await fetch(`/api/ambient?apiKey=${encodeURIComponent(apiKey)}&appKey=${encodeURIComponent(appKey)}`);
if (res.ok) {
const devices = await res.json();
state.ambientApiKey = apiKey;
state.ambientAppKey = appKey;
localStorage.setItem(STORAGE_KEYS.ambientApiKey, apiKey);
localStorage.setItem(STORAGE_KEYS.ambientAppKey, appKey);
// Also persist keys server-side so all devices share them
fetch('/api/ambient-config', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ apiKey, appKey }),
}).catch(() => {});
const stationName = devices?.[0]?.info?.name || devices?.[0]?.macAddress || 'station';
if (ambientStatusEl) { ambientStatusEl.textContent = `✓ Connected to ${stationName} — saved for all devices`; show(ambientStatusEl); }
const useRow = document.getElementById('ambient-use-row');
if (useRow) useRow.style.display = '';
fetchAmbientStation();
} else {
const { error } = await res.json().catch(() => ({}));
if (ambientStatusEl) { ambientStatusEl.textContent = `✗ ${error || 'Connection failed'}`; show(ambientStatusEl); }
}
} catch {
if (ambientStatusEl) { ambientStatusEl.textContent = '✗ Request failed.'; show(ambientStatusEl); }
}
ambientSaveBtn.disabled = false;
});
}
// On load, check if server already has keys configured (other device saved them)
fetch('/api/ambient-config').then(r => r.json()).then(({ configured }) => {
if (configured && !state.ambientApiKey) {
if (ambientStatusEl) { ambientStatusEl.textContent = '✓ Keys configured on server'; show(ambientStatusEl); }
fetchAmbientStation();
}
if (configured || state.ambientApiKey) {
const useRow = document.getElementById('ambient-use-row');
if (useRow) useRow.style.display = '';
}
}).catch(() => {});
// ── Ambient "use as primary source" toggle ────────────────────────────────────
const ambientUseToggle = document.getElementById('ambient-use-toggle');
if (ambientUseToggle) {
ambientUseToggle.checked = state.ambientUseStation;
ambientUseToggle.addEventListener('change', () => {
state.ambientUseStation = ambientUseToggle.checked;
localStorage.setItem(STORAGE_KEYS.ambientUseStation, state.ambientUseStation);
if (state.ambientUseStation) {
// Re-apply station overlay immediately
if (state.ambientDevice) applyStationOverlay(state.ambientDevice);
} else {
// Restore location name from current city
if (state.currentCity) {
const locNameEl = document.getElementById('loc-name');
const locSubEl = document.getElementById('loc-sub');
if (locNameEl) locNameEl.textContent = state.currentCity.name;
if (locSubEl) locSubEl.textContent = [state.currentCity.admin1, state.currentCity.country].filter(Boolean).join(', ');
}
// Show station badge so user knows station is still fetching but not overriding
if (state.ambientDevice) {
const badge = document.getElementById('station-badge');
const badgeName = document.getElementById('station-badge-name');
if (badge) { if (badgeName) badgeName.textContent = state.ambientDevice.info?.name || 'My Station'; show(badge); }
}
}
});
}
// Show toggle row if keys are already saved locally
if (state.ambientApiKey && state.ambientAppKey) {
const useRow = document.getElementById('ambient-use-row');
if (useRow) useRow.style.display = '';
}
const pwsUrlInput = document.getElementById('pws-url-input');
const pwsSaveBtn = document.getElementById('pws-save-btn');
const pwsStatusEl = document.getElementById('pws-status');
if (pwsUrlInput) pwsUrlInput.value = state.pwsUrl;
if (pwsSaveBtn) {
pwsSaveBtn.addEventListener('click', async () => {
const url = pwsUrlInput?.value?.trim();
if (!url) return;
pwsSaveBtn.disabled = true;
try {
const res = await fetch(`/api/pws?url=${encodeURIComponent(url)}`);
if (res.ok) {
state.pwsUrl = url;
localStorage.setItem(STORAGE_KEYS.pwsUrl, url);
if (pwsStatusEl) { pwsStatusEl.textContent = '✓ PWS connected!'; show(pwsStatusEl); }
} else {
if (pwsStatusEl) { pwsStatusEl.textContent = '✗ Could not reach that URL.'; show(pwsStatusEl); }
}
} catch {
if (pwsStatusEl) { pwsStatusEl.textContent = '✗ Request failed.'; show(pwsStatusEl); }
}
pwsSaveBtn.disabled = false;
});
}
// ── Hurricane/wildfire/SPC layer toggle callbacks ─────────────────────────────
// (handled inside the existing querySelectorAll loop via mapLayerStorageKey)
// ── Default city / query link load ───────────────────────────────────────────
(async () => {
applyTheme(state.theme);
updateUnitsButton();
updateNotifyButton();
syncAutoDetectToggle();
// Sync lightning and wind toggle states
if (lightningToggle) lightningToggle.checked = state.showLightning;
if (windToggle) windToggle.checked = state.showWind;
renderSavedCities();
startAutoRefresh();
const timelineControls = document.getElementById('timeline-controls');
if (timelineControls && unifiedMapEl) {
timelineControls.classList.remove('hidden');
}
const qs = new URLSearchParams(window.location.search);
// Handle share target
if (qs.has('share')) {
const sharedUrl = qs.get('url') || qs.get('text') || '';
const sharedTitle = qs.get('title') || '';
if (sharedTitle || sharedUrl) {
searchInput.value = sharedTitle || sharedUrl;
const results = await geocode(searchInput.value).catch(() => null);
const city = results?.results?.[0];
if (city) { await loadAll(city, 'share-target'); return; }
}
}
// Handle shortcut / deep-link tab routing.
const qTab = qs.get('tab');
if (qTab) activateTab(qTab);
const qLat = Number(qs.get('lat'));
const qLon = Number(qs.get('lon'));
const qName = qs.get('name');
if (!Number.isNaN(qLat) && !Number.isNaN(qLon) && qs.get('lat') && qs.get('lon')) {
const city = {
name: qName || `${qLat.toFixed(2)}, ${qLon.toFixed(2)}`,
latitude: qLat,
longitude: qLon,
timezone: 'auto',
country: '',
admin1: ''
};
searchInput.value = city.name;
await loadAll(city, 'shared-link');
return;
}
if (state.autoDetect) {
const autoLocated = await autoLocateAndLoad();
if (autoLocated) return;
}
const lastCity = getLastCity();
if (lastCity) {
searchInput.value = lastCity.name;
await loadAll(lastCity, 'last-city');
return;
}
try {
const data = await geocode('New York');
const city = (data.results || [])[0];
if (city) {
searchInput.value = city.name;
await loadAll(city, 'default-city');
}
} catch {
// silent startup fallback
}
})();
// ── Ambient Weather personal station ─────────────────────────────────────────
let stationRefreshTimer = null;
async function fetchAmbientStation() {
const loadingEl = document.getElementById('station-loading');
const contentEl = document.getElementById('station-content');
const errorEl = document.getElementById('station-error');
const peekEl = document.getElementById('station-drawer-peek');
const apiKey = state.ambientApiKey;
const appKey = state.ambientAppKey;
const params = new URLSearchParams();
if (apiKey) params.set('apiKey', apiKey);
if (appKey) params.set('appKey', appKey);
const qs = params.toString() ? `?${params}` : '';
try {
const r = await fetch(`/api/ambient${qs}`);
if (!r.ok) {
const { error } = await r.json().catch(() => ({}));
if (errorEl) { errorEl.textContent = error || 'Station unavailable'; show(errorEl); }
if (loadingEl) hide(loadingEl);
return;
}
const devices = await r.json();
if (!Array.isArray(devices) || !devices.length) {
if (errorEl) { errorEl.textContent = 'No devices found on this account.'; show(errorEl); }
if (loadingEl) hide(loadingEl);
return;
}
if (loadingEl) hide(loadingEl);
if (errorEl) hide(errorEl);
renderAmbientStation(devices[0]);
// Auto-refresh every 60 s
clearInterval(stationRefreshTimer);
stationRefreshTimer = setInterval(async () => {
try {
const p2 = new URLSearchParams();
if (state.ambientApiKey) p2.set('apiKey', state.ambientApiKey);
if (state.ambientAppKey) p2.set('appKey', state.ambientAppKey);
const q2 = p2.toString() ? `?${p2}` : '';
const r2 = await fetch(`/api/ambient${q2}`);
if (r2.ok) {
const d2 = await r2.json();
if (Array.isArray(d2) && d2.length) renderAmbientStation(d2[0]);
}
} catch {}
}, 60000);
} catch (e) {
if (errorEl) { errorEl.textContent = 'Could not reach station.'; show(errorEl); }
if (loadingEl) hide(loadingEl);
}
}
function applyStationOverlay(device) {
if (!device) return;
if (!state.ambientUseStation) return;
const data = device.lastData || {};
if (!data.dateutc || Date.now() - data.dateutc > 15 * 60 * 1000) return; // stale > 15 min
const isMetric = state.units !== 'us';
const fT = f => f == null ? null : (isMetric ? Math.round((f - 32) * 5 / 9) : Math.round(f));
const fS = mph => mph == null ? null : (isMetric ? Math.round(mph * 1.60934) : Math.round(mph));
const setEl = (id, val) => { if (val == null) return; const el = document.getElementById(id); if (el) el.textContent = val; };
if (data.tempf != null) {
setEl('cur-temp', fT(data.tempf));
const panelTemp = document.getElementById('panel-temp');
if (panelTemp) panelTemp.textContent = `${fT(data.tempf)}°${tempUnit()}`;
}
if (data.feelsLike != null) {
setEl('cur-feels', fT(data.feelsLike));
const feelsLine = document.getElementById('feels-line');
if (feelsLine) {
const label = apparentLabel(data.tempf, data.feelsLike);
feelsLine.innerHTML = `${label} ${fT(data.feelsLike)}°${tempUnit()}`;
}
}
if (data.humidity != null) {
setEl('cur-hum', data.humidity);
setEl('hum-feel', humidityFeel(data.humidity));
}
if (data.tempf != null && data.humidity != null) {
const tc = (data.tempf - 32) * 5 / 9;
const alpha = Math.log(data.humidity / 100) + (17.62 * tc) / (243.12 + tc);
const dewC = (243.12 * alpha) / (17.62 - alpha);
setEl('cur-dew', isMetric ? Math.round(dewC) : Math.round(dewC * 9 / 5 + 32));
}
if (data.windspeedmph != null) {
setEl('cur-wind', fS(data.windspeedmph));
const panelWind = document.getElementById('panel-wind-speed');
if (panelWind) panelWind.textContent = `${fS(data.windspeedmph)} ${speedUnit()}`;
}
if (data.winddir != null) {
setEl('cur-wind-dir', compassDirFull(data.winddir));
const panelDir = document.getElementById('panel-wind-dir');
if (panelDir) panelDir.textContent = compassDirFull(data.winddir);
}
if (data.windgustmph != null) setEl('cur-gust', fS(data.windgustmph));
// Pressure: Ambient gives inHg, display expects hPa
if (data.baromrelin != null) setEl('cur-pres', Math.round(data.baromrelin * 33.8639));
if (data.uv != null) setEl('cur-uv', data.uv);
const indoorCard = document.getElementById('st-indoor-card');
if (data.tempinf != null) {
setEl('st-tempin', fmtTemp(data.tempinf));
setEl('st-tempin-unit', isMetric ? 'C' : 'F');
setEl('st-humin', data.humidityin != null ? `${data.humidityin}% RH` : '');
if (indoorCard) indoorCard.classList.remove('hidden');
}
// Rain summary in hero sub-line
const rainEl = document.getElementById('cur-precip');
if (rainEl && data.dailyrainin != null) {
const rainVal = isMetric ? (data.dailyrainin * 25.4).toFixed(1) : data.dailyrainin.toFixed(2);
const rainUnit2 = isMetric ? 'mm' : 'in';
rainEl.textContent = data.dailyrainin > 0
? `${rainVal} ${rainUnit2} rain today`
: 'No rain today';
}
// Wind peek summary
const peekEl = document.getElementById('wind-drawer-peek');
if (peekEl && data.windspeedmph != null) {
peekEl.textContent = `· ${fS(data.windspeedmph)} ${speedUnit()} ${compassDir(data.winddir || 0)} · ${data.humidity ?? '--'}% humidity`;
}
// Replace location name with station name
const stationName = device.info?.name || device.macAddress || 'My Station';
const locNameEl = document.getElementById('loc-name');
const locSubEl = document.getElementById('loc-sub');
if (locNameEl) locNameEl.textContent = stationName;
if (locSubEl) locSubEl.textContent = 'Ambient Weather Station';
// Hide the hero badge (redundant — location header now identifies the station)
const badge = document.getElementById('station-badge');
if (badge) hide(badge);
}
function renderAmbientStation(device) {
state.ambientDevice = device;
const data = device?.lastData || {};
const info = device?.info || {};
const contentEl = document.getElementById('station-content');
const peekEl = document.getElementById('station-drawer-peek');
const stName = info.name || device?.macAddress || 'My Station';
const nameEl = document.getElementById('station-name');
if (nameEl) nameEl.textContent = stName;
const updatedEl = document.getElementById('station-updated');
if (updatedEl && data.dateutc) {
const ago = Math.round((Date.now() - data.dateutc) / 60000);
updatedEl.textContent = ago <= 1 ? 'just now' : `${ago} min ago`;
}
const isMetric = state.units !== 'us';
function fmtTemp(f) {
if (f == null) return '--';
return isMetric ? Math.round((f - 32) * 5 / 9) : Math.round(f);
}
function fmtSpeed(mph) {
if (mph == null) return '--';
return isMetric ? Math.round(mph * 1.60934) : Math.round(mph);
}
function fmtRain(inches) {
if (inches == null) return '--';
return isMetric ? (inches * 25.4).toFixed(1) : inches.toFixed(2);
}
const tempUnit = isMetric ? 'C' : 'F';
const speedUnit = isMetric ? 'km/h' : 'mph';
const rainUnit = isMetric ? 'mm' : 'in';
const setEl = (id, val) => { const el = document.getElementById(id); if (el) el.textContent = val; };
setEl('st-temp', fmtTemp(data.tempf));
setEl('st-temp-unit', tempUnit);
setEl('st-feels', data.feelsLike != null ? `Feels ${fmtTemp(data.feelsLike)}°` : '');
setEl('st-hum', data.humidity != null ? `${data.humidity}` : '--');
if (data.tempf != null && data.humidity != null) {
const tc = (data.tempf - 32) * 5 / 9;
const alpha = Math.log(data.humidity / 100) + (17.62 * tc) / (243.12 + tc);
const dewC = (243.12 * alpha) / (17.62 - alpha);
const dewDisplay = isMetric ? Math.round(dewC) : Math.round(dewC * 9 / 5 + 32);
setEl('st-dew', `Dew ${dewDisplay}°`);
}
setEl('st-wind', fmtSpeed(data.windspeedmph));
setEl('st-wind-unit', speedUnit);
setEl('st-wind-dir', data.winddir != null ? compassDirFull(data.winddir) : '');
setEl('st-gust', fmtSpeed(data.windgustmph));
setEl('st-gust-unit', speedUnit);
setEl('st-rain-day', fmtRain(data.dailyrainin));
setEl('st-rain-unit', rainUnit);
const rrDisplay = data.hourlyrainin != null ? `${fmtRain(data.hourlyrainin)} ${rainUnit}/hr` : '';
setEl('st-rain-rate', rrDisplay);
setEl('st-pressure', data.baromrelin != null ? data.baromrelin.toFixed(2) : '--');
setEl('st-uv', data.uv != null ? data.uv : '--');
setEl('st-solar', data.solarradiation != null ? Math.round(data.solarradiation) : '--');
if (peekEl && data.tempf != null) {
peekEl.textContent = `· ${fmtTemp(data.tempf)}°${tempUnit} ${data.humidity != null ? data.humidity + '% RH' : ''}`;
}
if (contentEl) show(contentEl);
// Update the main conditions display with real station readings
if (state.currentWeather) applyStationOverlay(device);
}