3.1.0.0

Vehicle Speed Calcs
Extra At A Glance ranges
New Driver profile

assets/js/compute.js

@@ -2,7 +2,7 @@
 //  compute.js - Build the per-hour display rows from the raw API data.
 //
 //  Pure-ish function: feed in (forecast, airQuality, location, vehicleType,
-//  vehicleVent, buildingType) and get back { hourlyRows, days, utcOffsetMs }.
+//  vehicleVent, vehicleSpeed, buildingType) and get back { hourlyRows, days, utcOffsetMs }.
 //
 //  Open-Meteo with timezone=auto returns local wall-clock strings like
 //  "2026-05-13T14:00" - no Z suffix. Two forms are used in each row:
@@ -18,7 +18,7 @@ import {
 import { windCompass8, uvSplit, cloudCategory, precipPenalty, sunburnMinutes, burnLabel } from './utils.js';
 import { UTCI_ENVIRONMENTS } from './config.js';
 
-export function buildHourlyRows({ forecast, airQuality, location, vehicleType, vehicleVent, buildingType, utciEnv }) {
+export function buildHourlyRows({ forecast, airQuality, location, vehicleType, vehicleVent, vehicleSpeed, buildingType, utciEnv }) {
   const env = UTCI_ENVIRONMENTS[utciEnv] ?? UTCI_ENVIRONMENTS.open;
   const utcOffsetMs = (forecast?.utc_offset_seconds ?? 0) * 1000;
 
@@ -77,7 +77,7 @@ export function buildHourlyRows({ forecast, airQuality, location, vehicleType, v
     // a surface as direct beam, so we weight it accordingly.
     const effectiveRad = dir + dif * 0.2;
     // concreteT is now stamped in the two-pass section below (thermal lag).
-    const vehicleT = calcVehicleInteriorTemp(Ta, glob, elev, vehicleType, vehicleVent);
+    const vehicleT = calcVehicleInteriorTemp(Ta, glob, elev, vehicleType, vehicleVent, vehicleSpeed);
     const eh       = vaporPressureHpa(Ta, RH);
     // Apply environment modifier - adjust solar inputs and air temp for shaded environments.
     const TaEnv   = Ta   + env.taOffset;
@@ -377,7 +377,7 @@ export function computeWhyFeelsLike(row, env) {
 //    variant    - active sub-variant key e.g. "running", "beach" (or null)
 //    skinType   - Fitzpatrick skin type key for UV burn time
 // ------------------------------------------------------------------------
-export function computeGlanceSummary(todayRows, profile, variant, skinType, cols = null) {
+export function computeGlanceSummary(todayRows, profile, variant, skinType, cols = null, vehicleSpeed = 'static') {
   if (!todayRows || todayRows.length === 0) return [];
   const show = (key) => !cols || !!cols[key];
 
@@ -406,18 +406,35 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
     (r.precipProb != null && (best == null || r.precipProb > best.precipProb)) ? r : best, null);
   const maxRainProb = peakRainRow ? (peakRainRow.precipProb ?? 0) : 0;
 
-  // Longest run of rows that satisfy a predicate.
-  const longestWindow = (rows, cond) => {
-    let best = null, cur = null;
+  // All contiguous runs of rows that satisfy a predicate. Each run is
+  // { start, end, len }. Used so an "at a glance" window can report more than
+  // one range - e.g. good driving in the morning AND again in the evening.
+  const allWindows = (rows, cond) => {
+    const out = [];
+    let cur = null;
     for (const r of rows) {
       if (cond(r)) {
         cur = cur ? { start: cur.start, end: r, len: cur.len + 1 } : { start: r, end: r, len: 1 };
-        if (!best || cur.len > best.len) best = { ...cur };
-      } else {
-        cur = null;
+      } else if (cur) {
+        out.push(cur); cur = null;
       }
     }
-    return best;
+    if (cur) out.push(cur);
+    return out;
+  };
+
+  // Format the most significant windows as "h – h", one range per line, in
+  // chronological order. Caps at `max` ranges (longest kept) so a split day
+  // reads cleanly. Returns null when there are no windows. The newline is
+  // preserved by `white-space: pre-line` on .insight-value.
+  const formatWindows = (wins, max = 2) => {
+    if (!wins || wins.length === 0) return null;
+    return [...wins]
+      .sort((a, b) => b.len - a.len)
+      .slice(0, max)
+      .sort((a, b) => (a.start.iso < b.start.iso ? -1 : 1))
+      .map(w => `${hhmm(w.start.iso)} – ${hhmmEnd(w.end.iso)}`)
+      .join('\n');
   };
 
   const pollenLabel = (v) => {
@@ -470,9 +487,35 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
     alert: maxRainProb >= 60,
   };
 
+  // ── Good Driving Time ──────────────────────────────────────────────────
+  // Shown whenever a road speed (not Static) is selected and the vehicle cabin
+  // column is active - so it appears in both the Vehicle and Driver profiles.
+  // Longest run of hours, across the full day since lorries run day and night,
+  // that are NOT poor driving conditions: a hot cabin (>29 °C), heavy rain,
+  // snow/ice, fog/thick mist, or gale-force wind.
+  const GALE_MS = 39 / 2.237; // 39 mph gust = Gale (Force 8)
+  const drivingShown = show('vehicleT') && vehicleSpeed !== 'static';
+  const drivingWins = drivingShown
+    ? allWindows(todayRows, r => {
+        const gustMs = r.gust ?? r.va;
+        return (r.vehicleT == null || r.vehicleT <= 29) && // cabin not dangerously hot
+               (r.precip   == null || r.precip   < 4)    && // not heavy rain (mm/h)
+               (r.snow     == null || r.snow     === 0)  && // no snow
+               (r.Ta       == null || r.Ta       > 1)    && // no ice risk
+               (r.visKm    == null || r.visKm    >= 4)    && // not fog / thick mist
+               (gustMs     == null || gustMs     < GALE_MS); // not gale-force wind
+      })
+    : [];
+  const drivingItem = {
+    icon: '🚚',
+    label: 'Good driving time',
+    value: formatWindows(drivingWins) ?? 'Drive with care',
+    alert: drivingWins.length === 0,
+  };
+
   // ── Farming ────────────────────────────────────────────────────────────
   if (profile === 'farming') {
-    const fieldWindow = longestWindow(dayRows, r =>
+    const fieldWins = allWindows(dayRows, r =>
       r.utciAdj >= 8 && r.utciAdj <= 32 && r.precipProb < 30 && r.va < 12
     );
     const soilWarmRow = todayRows.find(r => r.soilT0 != null && r.soilT0 >= 10);
@@ -483,10 +526,8 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
       {
         icon: '⏱',
         label: 'Best field work',
-        value: fieldWindow
-          ? `${hhmm(fieldWindow.start.iso)} – ${hhmmEnd(fieldWindow.end.iso)}`
-          : 'No suitable window',
-        alert: !fieldWindow,
+        value: formatWindows(fieldWins) ?? 'No suitable window',
+        alert: fieldWins.length === 0,
       },
       ...(show('soilT') ? [{
         icon: '🌱',
@@ -530,6 +571,7 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
       }] : []),
       ...(show('precipProb') ? [rainItem] : []),
       ...lightningItem,
+      ...(drivingShown ? [drivingItem] : []),
       {
         icon: '🌤',
         label: 'Best travel comfort',
@@ -547,7 +589,7 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
   if (profile === 'home') {
     const peakIndoor  = peakRow('indoorT');
     const peakManaged = peakRow('managedT');
-    const ventWindow  = longestWindow(todayRows, r =>
+    const ventWins  = allWindows(todayRows, r =>
       r.Ta != null && r.indoorT != null && r.Ta < r.indoorT && r.precipProb < 20
     );
     const peakAqi   = Math.max(0, ...todayRows.map(r => r.aqi ?? 0));
@@ -569,9 +611,7 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
       ...(show('indoorT') ? [{
         icon: '🪟',
         label: 'Open windows',
-        value: ventWindow
-          ? `${hhmm(ventWindow.start.iso)} – ${hhmmEnd(ventWindow.end.iso)}`
-          : 'Keep closed',
+        value: formatWindows(ventWins) ?? 'Keep closed',
         alert: false,
       }] : []),
       ...lightningItem,
@@ -592,7 +632,7 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
 
   // ── Activities - running / cycling ─────────────────────────────────────
   if (variant === 'running' || variant === 'cycling') {
-    const coolWindow = longestWindow(dayRows, r =>
+    const coolWins = allWindows(dayRows, r =>
       r.utciAdj >= 5 && r.utciAdj <= 22 && r.precipProb < 30
     );
     const peakUvRow  = peakRow('uv');
@@ -606,10 +646,8 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
       {
         icon: '⏱',
         label: `Best ${variant} window`,
-        value: coolWindow
-          ? `${hhmm(coolWindow.start.iso)} – ${hhmmEnd(coolWindow.end.iso)}`
-          : 'No cool window today',
-        alert: !coolWindow,
+        value: formatWindows(coolWins) ?? 'No cool window today',
+        alert: coolWins.length === 0,
       },
       ...(show('precipProb') ? [rainItem] : []),
       ...lightningItem,
@@ -635,7 +673,7 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
   }
 
   // ── Outdoors - beach, park, events etc. (and fallback) ─────────────────
-  const comfortWindow = longestWindow(dayRows, r =>
+  const comfortWins = allWindows(dayRows, r =>
     r.utciAdj >= 9 && r.utciAdj <= 26 && r.precipProb < 30
   );
   const peakFelt   = peakRow('utciAdj');
@@ -647,13 +685,12 @@ export function computeGlanceSummary(todayRows, profile, variant, skinType, cols
     : null;
 
   return [
+    ...(drivingShown ? [drivingItem] : []),
     {
       icon: '🌤',
       label: 'Comfortable window',
-      value: comfortWindow
-        ? `${hhmm(comfortWindow.start.iso)} – ${hhmmEnd(comfortWindow.end.iso)}`
-        : 'No comfortable window',
-      alert: !comfortWindow,
+      value: formatWindows(comfortWins) ?? 'No comfortable window',
+      alert: comfortWins.length === 0,
     },
     {
       icon: '🌡',