chore: release v0.23.2

frontend/src/lib/i18n.tsx

@@ -24,7 +24,7 @@ const en: Dict = {
   'upd.restartNote': 'OpsLog will restart on the new version.',
   'upd.retry': 'Retry', 'upd.browser': 'Open page', 'upd.checking': 'Checking for updates…', 'upd.upToDate': "You're up to date",
   'rate.title': 'QSO rate (QSOs/hour) — projected from the last 10 / 60 minutes',
-  'lotw.userTip': 'LoTW user — last upload {date} ({days} days ago)',
+  'lotw.feedStale': "ARRL's user list itself was last built on {date}, so this figure may be older than the station", 'lotw.userTip': 'LoTW user — last upload {date} ({days} days ago)',
   'menu.file': 'File', 'menu.edit': 'Edit', 'menu.view': 'View', 'menu.tools': 'Tools',
   'file.import': 'Import ADIF…', 'file.export': 'Export ADIF…', 'file.exporting': 'Exporting…',
   'file.exportCabrillo': 'Export Cabrillo…', 'file.deleteAll': 'Delete all QSOs…', 'file.exit': 'Exit',
@@ -40,7 +40,7 @@ const en: Dict = {
   'cwd.tipOff': 'CW decoder · click to enable (decodes RX audio in CW mode)',
   'tools.net': 'NET Control', 'tools.alerts': 'Alert management…', 'tools.contest': 'Contest mode',
   'alert.tuneHint': 'Click to tune the rig to this spot (freq + mode) and fill the call', 'alert.dismiss': 'Dismiss', 'alert.pending': '{n} recent spot alert(s) — click to view', 'alert.noneShort': 'No recent alerts', 'alert.recent': 'Recent alerts', 'alert.clear': 'Clear',
-  'menu.help': 'Help', 'prof.switchTitle': 'Switch station profile', 'prof.manage': 'Manage profiles…', 'help.about': 'About OpsLog', 'help.donate': '♥  Support OpsLog (donate)', 'tools.duplicates': 'Find duplicates…',
+  'menu.help': 'Help', 'prof.switchTitle': 'Switch station profile', 'prof.manage': 'Manage profiles…', 'logview.title': "Diagnostic log", 'logview.empty': "(log is empty)", 'logview.searchPh': "Filter lines — e.g. cluster, acom, cat", 'logview.matches': "{n} of {total} lines", 'logview.autoScroll': "Follow the end", 'logview.updated': "refreshed {time}", 'logview.copy': "Copy", 'logview.toEnd': "Jump to end", 'help.about': 'About OpsLog', 'help.donate': '♥  Support OpsLog (donate)', 'tools.duplicates': 'Find duplicates…',
   'help.sendLog': 'Send log to F4BPO', 'help.sendLogBusy': 'Sending log…',
   'help.sendLogOk': 'Log sent to F4BPO — thanks, 73!', 'help.sendLogFail': 'Could not send log: {err}',
   // Duplicates modal
@@ -445,7 +445,7 @@ const fr: Dict = {
   'live.offlineTip': 'Hors ligne — aucun QSO loggé depuis 5 minutes',
   'live.stationsTitle': 'Stations on air', 'live.stationsEmpty': 'Aucune station ne reporte pour le moment.', 'live.stationsHide': 'Masquer',
   'rate.title': 'Rythme QSO (QSO/heure) — projeté sur les 10 / 60 dernières minutes',
-  'lotw.userTip': 'Utilisateur LoTW — dernier upload {date} (il y a {days} j)',
+  'lotw.feedStale': "la liste ARRL elle-même date du {date}, ce chiffre peut donc être plus vieux que la station", 'lotw.userTip': 'Utilisateur LoTW — dernier upload {date} (il y a {days} j)',
   'menu.file': 'Fichier', 'menu.edit': 'Édition', 'menu.view': 'Affichage', 'menu.tools': 'Outils',
   'file.import': 'Importer ADIF…', 'file.export': 'Exporter ADIF…', 'file.exporting': 'Export…',
   'file.exportCabrillo': 'Exporter Cabrillo…', 'file.deleteAll': 'Supprimer tous les QSO…', 'file.exit': 'Quitter',
@@ -461,7 +461,7 @@ const fr: Dict = {
   'cwd.tipOff': 'Décodeur CW · clic pour activer (décode l’audio RX en mode CW)',
   'tools.net': 'Contrôle de NET', 'tools.alerts': 'Gestion des alertes…', 'tools.contest': 'Mode contest',
   'alert.tuneHint': 'Cliquer pour accorder la radio sur ce spot (fréq + mode) et remplir l\'indicatif', 'alert.dismiss': 'Fermer', 'alert.pending': '{n} alerte(s) de spot récente(s) — cliquer pour voir', 'alert.noneShort': 'Aucune alerte récente', 'alert.recent': 'Alertes récentes', 'alert.clear': 'Effacer',
-  'menu.help': 'Aide', 'prof.switchTitle': 'Changer de profil de station', 'prof.manage': 'Gérer les profils…', 'help.about': 'À propos d\'OpsLog', 'help.donate': '♥  Soutenir OpsLog (don)', 'tools.duplicates': 'Trouver les doublons…',
+  'menu.help': 'Aide', 'prof.switchTitle': 'Changer de profil de station', 'prof.manage': 'Gérer les profils…', 'logview.title': "Journal de diagnostic", 'logview.empty': "(journal vide)", 'logview.searchPh': "Filtrer les lignes — ex. cluster, acom, cat", 'logview.matches': "{n} lignes sur {total}", 'logview.autoScroll': "Suivre la fin", 'logview.updated': "actualisé {time}", 'logview.copy': "Copier", 'logview.toEnd': "Aller à la fin", 'help.about': 'À propos d\'OpsLog', 'help.donate': '♥  Soutenir OpsLog (don)', 'tools.duplicates': 'Trouver les doublons…',
   'help.sendLog': 'Envoyer le journal à F4BPO', 'help.sendLogBusy': 'Envoi du journal…',
   'help.sendLogOk': 'Journal envoyé à F4BPO — merci, 73 !', 'help.sendLogFail': 'Échec de l\'envoi du journal : {err}',
   'dup.title': 'Trouver les doublons', 'dup.scanning': 'Analyse du journal…', 'dup.none': 'Aucun doublon trouvé. 🎉',

frontend/src/lib/sun.ts

@@ -0,0 +1,83 @@
+// Sunrise / sunset for a station, in UTC.
+//
+// Built on greyline.ts's sunPosition() rather than on a second implementation of
+// the solar equations: the map's terminator and the entry strip's sunrise must
+// never disagree, and there is a whole comment block over there about a sign
+// error that produced six months of plausible-looking wrong answers. One source
+// of astronomy, one place to be wrong.
+//
+// Everything is UTC. Amateur radio runs on UTC, the log is in UTC, and a local
+// time would raise the question "local to whom — me or the DX?".
+import { sunPosition } from './greyline';
+
+const DEG = Math.PI / 180;
+
+// Standard altitude of the Sun's centre at rise/set: half a solar diameter below
+// the horizon plus atmospheric refraction.
+const H0 = -0.833;
+
+// solarAltitude returns the Sun's elevation in degrees at a place and instant.
+function solarAltitude(date: Date, latDeg: number, lonDeg: number): number {
+	const { dec, gha } = sunPosition(date);
+	const ha = (gha + lonDeg) * DEG; // local hour angle
+	const d = dec * DEG;
+	const lat = latDeg * DEG;
+	return Math.asin(Math.sin(lat) * Math.sin(d) + Math.cos(lat) * Math.cos(d) * Math.cos(ha)) / DEG;
+}
+
+export type SunTimes = {
+	rise: string; // "HH:MM" UTC, "" when the Sun does not rise that day
+	set: string;
+	polarDay: boolean;   // Sun stays up all day
+	polarNight: boolean; // Sun never comes up
+};
+
+// sunTimes scans the UTC day a minute at a time and reports where the Sun
+// crosses the rise/set altitude.
+//
+// A scan, not the closed-form hour-angle formula, because the closed form needs
+// special-casing for the polar cases and for days where the declination shifts
+// enough to matter, and it silently returns NaN rather than saying "no sunrise
+// here today". 1440 evaluations is nothing, and the failure mode is honest: no
+// crossing found means no sunrise, which is a real answer above the Arctic
+// circle. The crossing minute is then refined by linear interpolation, so the
+// result is accurate to well under a minute despite the coarse scan.
+export function sunTimes(date: Date, latDeg: number, lonDeg: number): SunTimes {
+	const out: SunTimes = { rise: '', set: '', polarDay: false, polarNight: false };
+	if (!isFinite(latDeg) || !isFinite(lonDeg)) return out;
+
+	const start = Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate());
+	const minute = 60000;
+	let prev = solarAltitude(new Date(start), latDeg, lonDeg);
+	const anyUp = prev > H0;
+	let anyDown = prev <= H0;
+	let sawUp = anyUp;
+
+	for (let i = 1; i <= 1440; i++) {
+		const alt = solarAltitude(new Date(start + i * minute), latDeg, lonDeg);
+		if (alt > H0) sawUp = true; else anyDown = true;
+		if (prev <= H0 && alt > H0 && !out.rise) {
+			out.rise = fmt(start + (i - 1 + frac(prev, alt)) * minute);
+		} else if (prev > H0 && alt <= H0 && !out.set) {
+			out.set = fmt(start + (i - 1 + frac(prev, alt)) * minute);
+		}
+		prev = alt;
+	}
+	if (!out.rise && !out.set) {
+		out.polarDay = sawUp && !anyDown;
+		out.polarNight = !sawUp;
+	}
+	return out;
+}
+
+// frac is where between two samples the altitude crosses H0.
+function frac(a: number, b: number): number {
+	const d = b - a;
+	return d === 0 ? 0 : (H0 - a) / d;
+}
+
+function fmt(ms: number): string {
+	const d = new Date(ms);
+	const p = (n: number) => String(n).padStart(2, '0');
+	return `${p(d.getUTCHours())}:${p(d.getUTCMinutes())}`;
+}