Files
trx-rs/src/trx-client/trx-frontend/trx-frontend-http/assets/web/app.js
T
sjg d9a496cfaf [feat](trx-frontend-http): use APRS symbol icons on map markers
Show the proper APRS symbol sprite icon on map markers instead of
generic green circles. Falls back to a green circle marker when no
symbol info is available.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
2026-02-08 21:49:04 +01:00

1106 lines
36 KiB
JavaScript

const freqEl = document.getElementById("freq");
const modeEl = document.getElementById("mode");
const bandLabel = document.getElementById("band-label");
const powerBtn = document.getElementById("power-btn");
const powerHint = document.getElementById("power-hint");
const vfoPicker = document.getElementById("vfo-picker");
const signalBar = document.getElementById("signal-bar");
const signalValue = document.getElementById("signal-value");
const pttBtn = document.getElementById("ptt-btn");
const freqBtn = document.getElementById("freq-apply");
const modeBtn = document.getElementById("mode-apply");
const txLimitInput = document.getElementById("tx-limit");
const txLimitBtn = document.getElementById("tx-limit-btn");
const txLimitRow = document.getElementById("tx-limit-row");
const lockBtn = document.getElementById("lock-btn");
const txMeters = document.getElementById("tx-meters");
const pwrBar = document.getElementById("pwr-bar");
const pwrValue = document.getElementById("pwr-value");
const swrBar = document.getElementById("swr-bar");
const swrValue = document.getElementById("swr-value");
const loadingEl = document.getElementById("loading");
const contentEl = document.getElementById("content");
const serverSubtitle = document.getElementById("server-subtitle");
const loadingTitle = document.getElementById("loading-title");
const loadingSub = document.getElementById("loading-sub");
let lastControl;
let lastTxEn = null;
let lastRendered = null;
let rigName = "Rig";
let hintTimer = null;
let sigMeasuring = false;
let sigSamples = [];
let lastFreqHz = null;
let jogStep = 1000; // default 1 kHz
const VFO_COLORS = ["var(--accent-green)", "var(--accent-yellow)"];
function vfoColor(idx) {
if (idx < VFO_COLORS.length) return VFO_COLORS[idx];
// Deterministic pseudo-random hue for extra VFOs
const hue = ((idx * 137) % 360);
return `hsl(${hue}, 70%, 55%)`;
}
let jogAngle = 0;
let lastClientCount = null;
let lastLocked = false;
const originalTitle = document.title;
function readyText() {
return lastClientCount !== null ? `Ready \u00b7 ${lastClientCount} user${lastClientCount !== 1 ? "s" : ""}` : "Ready";
}
function showHint(msg, duration) {
powerHint.textContent = msg;
if (hintTimer) clearTimeout(hintTimer);
if (duration) hintTimer = setTimeout(() => { powerHint.textContent = readyText(); }, duration);
}
let supportedModes = [];
let supportedBands = [];
let freqDirty = false;
let modeDirty = false;
let initialized = false;
let lastEventAt = Date.now();
let es;
let esHeartbeat;
function formatFreq(hz) {
if (!Number.isFinite(hz)) return "--";
if (hz >= 1_000_000_000) {
return `${(hz / 1_000_000_000).toFixed(3)} GHz`;
}
if (hz >= 10_000_000) {
return `${(hz / 1_000_000).toFixed(3)} MHz`;
}
return `${(hz / 1_000).toFixed(1)} kHz`;
}
function parseFreqInput(val) {
if (!val) return null;
const trimmed = val.trim().toLowerCase();
const match = trimmed.match(/^([0-9]+(?:[.,][0-9]+)?)\s*([kmg]hz|[kmg]|hz)?$/);
if (!match) return null;
let num = parseFloat(match[1].replace(",", "."));
const unit = match[2] || "";
if (Number.isNaN(num)) return null;
if (unit.startsWith("gh") || unit === "g") {
num *= 1_000_000_000;
} else if (unit.startsWith("mh") || unit === "m") {
num *= 1_000_000;
} else if (unit.startsWith("kh") || unit === "k") {
num *= 1_000;
} else if (!unit) {
// Heuristic when no unit is provided: large numbers are kHz/Hz, small numbers are MHz.
if (num >= 1_000_000) {
// Assume already Hz.
} else if (num >= 1_000) {
num *= 1_000; // treat as kHz
} else {
num *= 1_000_000; // treat as MHz
}
}
return Math.round(num);
}
function normalizeMode(modeVal) {
if (typeof modeVal === "string") return modeVal;
if (modeVal && typeof modeVal === "object") {
const entries = Object.entries(modeVal);
if (entries.length > 0) {
const [variant, value] = entries[0];
if (variant === "Other" && typeof value === "string") return value;
return variant;
}
}
return "";
}
function updateSupportedBands(cap) {
if (cap && Array.isArray(cap.supported_bands)) {
supportedBands = cap.supported_bands
.filter((b) => typeof b.low_hz === "number" && typeof b.high_hz === "number" && b.tx_allowed === true)
.map((b) => ({ low: b.low_hz, high: b.high_hz }));
} else {
supportedBands = [];
}
}
function freqAllowed(hz) {
if (!Number.isFinite(hz)) return false;
if (supportedBands.length === 0) return true; // if unknown, don't block
return supportedBands.some((b) => hz >= b.low && hz <= b.high);
}
// Convert dBm (wire format) to S-units (S1=-121dBm, S9=-73dBm, 6dB/S-unit).
// Above S9, returns 9 + (overshoot in S-unit-equivalent, i.e. dB/10).
function dbmToSUnits(dbm) {
if (dbm <= -121) return 0;
if (dbm >= -73) return 9 + (dbm + 73) / 10;
return (dbm + 121) / 6;
}
function formatSignal(sUnits) {
if (sUnits <= 9) return `S${sUnits.toFixed(1)}`;
const overDb = (sUnits - 9) * 10;
return `S9 + ${overDb.toFixed(0)}dB`;
}
function setDisabled(disabled) {
[freqEl, modeEl, freqBtn, modeBtn, pttBtn, powerBtn, txLimitInput, txLimitBtn, lockBtn].forEach((el) => {
if (el) el.disabled = disabled;
});
}
let serverVersion = null;
let serverCallsign = null;
let serverLat = null;
let serverLon = null;
function updateTitle() {
let title = "trx-rs";
if (serverVersion) title += ` v${serverVersion}`;
if (serverCallsign) title += ` @ ${serverCallsign}'s`;
title += ` ${rigName}`;
document.getElementById("rig-title").textContent = title;
}
function render(update) {
if (!update) return;
if (update.info && update.info.model) rigName = update.info.model;
if (update.server_version) serverVersion = update.server_version;
if (update.server_callsign) serverCallsign = update.server_callsign;
if (update.server_latitude != null) serverLat = update.server_latitude;
if (update.server_longitude != null) serverLon = update.server_longitude;
updateTitle();
initialized = !!update.initialized;
if (!initialized) {
const manu = (update.info && update.info.manufacturer) || rigName || "Rig";
const model = (update.info && update.info.model) || rigName || "Rig";
const rev = (update.info && update.info.revision) || "";
const parts = [manu, model, rev].filter(Boolean).join(" ");
loadingTitle.textContent = `Initializing ${parts}`;
loadingSub.textContent = "";
console.info("Rig initializing:", { manufacturer: manu, model, revision: rev });
loadingEl.style.display = "";
if (contentEl) contentEl.style.display = "none";
powerHint.textContent = "Initializing rig…";
setDisabled(true);
return;
} else {
loadingEl.style.display = "none";
if (contentEl) contentEl.style.display = "";
}
// Server subtitle: "trx-server vX.Y.Z hosted by CALL"
if (update.server_version || update.server_callsign) {
let parts = "trx-server";
if (update.server_version) parts += ` v${update.server_version}`;
if (update.server_callsign) {
const cs = update.server_callsign;
serverSubtitle.innerHTML = `${parts} hosted by <a href="https://www.qrzcq.com/call/${encodeURIComponent(cs)}" target="_blank" rel="noopener">${cs}</a>`;
document.title = `${cs} - ${originalTitle}`;
} else {
serverSubtitle.textContent = parts;
}
}
setDisabled(false);
if (update.info && update.info.capabilities && Array.isArray(update.info.capabilities.supported_modes)) {
const modes = update.info.capabilities.supported_modes.map(normalizeMode).filter(Boolean);
if (JSON.stringify(modes) !== JSON.stringify(supportedModes)) {
supportedModes = modes;
modeEl.innerHTML = "";
const empty = document.createElement("option");
empty.value = "";
empty.textContent = "--";
modeEl.appendChild(empty);
supportedModes.forEach((m) => {
const opt = document.createElement("option");
opt.value = m;
opt.textContent = m;
modeEl.appendChild(opt);
});
}
}
if (update.info && update.info.capabilities) {
updateSupportedBands(update.info.capabilities);
}
if (update.status && update.status.freq && typeof update.status.freq.hz === "number") {
lastFreqHz = update.status.freq.hz;
if (!freqDirty) {
freqEl.value = formatFreq(update.status.freq.hz);
}
}
if (!modeDirty && update.status && update.status.mode) {
const mode = normalizeMode(update.status.mode);
modeEl.value = mode ? mode.toUpperCase() : "";
}
if (update.status && typeof update.status.tx_en === "boolean") {
lastTxEn = update.status.tx_en;
pttBtn.textContent = update.status.tx_en ? "PTT On" : "PTT Off";
if (update.status.tx_en) {
pttBtn.style.background = "var(--accent-red)";
pttBtn.style.borderColor = "var(--accent-red)";
pttBtn.style.color = "white";
} else {
pttBtn.style.background = "";
pttBtn.style.borderColor = "";
pttBtn.style.color = "";
}
}
if (update.status && update.status.vfo && Array.isArray(update.status.vfo.entries)) {
const entries = update.status.vfo.entries;
const activeIdx = Number.isInteger(update.status.vfo.active) ? update.status.vfo.active : null;
vfoPicker.innerHTML = "";
entries.forEach((entry, idx) => {
const hz = entry && entry.freq && typeof entry.freq.hz === "number" ? entry.freq.hz : null;
if (hz === null) return;
const mode = entry.mode ? normalizeMode(entry.mode) : "";
const modeText = mode ? ` [${mode}]` : "";
const label = `${entry.name || String.fromCharCode(65 + idx)}: ${formatFreq(hz)}${modeText}`;
const btn = document.createElement("button");
btn.type = "button";
btn.textContent = label;
const color = vfoColor(idx);
if (activeIdx === idx) {
btn.classList.add("active");
btn.style.color = color;
freqEl.style.color = color;
} else btn.addEventListener("click", async () => {
btn.disabled = true;
showHint("Toggling VFO…");
try {
await postPath("/toggle_vfo");
showHint("VFO toggled", 1200);
} catch (err) {
showHint("VFO toggle failed", 2000);
console.error(err);
} finally {
btn.disabled = false;
}
});
vfoPicker.appendChild(btn);
});
} else {
vfoPicker.innerHTML = "<button type=\"button\" class=\"active\">--</button>";
}
if (update.status && update.status.rx && typeof update.status.rx.sig === "number") {
const sUnits = dbmToSUnits(update.status.rx.sig);
const pct = sUnits <= 9 ? Math.max(0, Math.min(100, (sUnits / 9) * 100)) : 100;
signalBar.style.width = `${pct}%`;
signalValue.textContent = formatSignal(sUnits);
if (sigMeasuring) {
sigSamples.push(sUnits);
sigMeasureBtn.textContent = `Stop (${sigSamples.length})`;
}
} else {
signalBar.style.width = "0%";
signalValue.textContent = "--";
}
bandLabel.textContent = typeof update.band === "string" ? update.band : "--";
if (typeof update.enabled === "boolean") {
powerBtn.disabled = false;
powerBtn.textContent = update.enabled ? "Power Off" : "Power On";
} else {
powerBtn.disabled = true;
powerBtn.textContent = "Toggle Power";
powerHint.textContent = "State unknown";
}
lastControl = update.enabled;
if (update.status && update.status.tx && typeof update.status.tx.limit === "number") {
txLimitInput.value = update.status.tx.limit;
txLimitRow.style.display = "";
} else {
txLimitInput.value = "";
txLimitRow.style.display = "none";
}
if (typeof update.clients === "number") lastClientCount = update.clients;
// Populate About tab
if (update.server_version) {
document.getElementById("about-server-ver").textContent = `trx-server v${update.server_version}`;
}
document.getElementById("about-server-addr").textContent = location.host;
if (update.server_callsign) {
document.getElementById("about-server-call").textContent = update.server_callsign;
}
if (update.info) {
const parts = [update.info.manufacturer, update.info.model, update.info.revision].filter(Boolean).join(" ");
if (parts) document.getElementById("about-rig-info").textContent = parts;
const access = update.info.access;
if (access) {
if (access.Serial) {
document.getElementById("about-rig-access").textContent = `Serial (${access.Serial.port || "?"}, ${access.Serial.baud || "?"} baud)`;
} else if (access.Tcp) {
document.getElementById("about-rig-access").textContent = `TCP (${access.Tcp.host || "?"}:${access.Tcp.port || "?"})`;
} else {
const key = Object.keys(access)[0];
if (key) document.getElementById("about-rig-access").textContent = key;
}
}
if (update.info.capabilities) {
const cap = update.info.capabilities;
if (Array.isArray(cap.supported_modes) && cap.supported_modes.length) {
document.getElementById("about-modes").textContent = cap.supported_modes.map(normalizeMode).filter(Boolean).join(", ");
}
if (typeof cap.num_vfos === "number") {
document.getElementById("about-vfos").textContent = cap.num_vfos;
}
}
}
if (typeof update.clients === "number") {
document.getElementById("about-clients").textContent = update.clients;
}
powerHint.textContent = readyText();
lastLocked = update.status && update.status.lock === true;
lockBtn.textContent = lastLocked ? "Unlock" : "Lock";
const tx = update.status && update.status.tx ? update.status.tx : null;
txMeters.style.display = "";
if (tx && typeof tx.power === "number") {
const pct = Math.max(0, Math.min(100, tx.power));
pwrBar.style.width = `${pct}%`;
pwrValue.textContent = `PWR ${tx.power.toFixed(0)}%`;
} else {
pwrBar.style.width = "0%";
pwrValue.textContent = "PWR --";
}
if (tx && typeof tx.swr === "number") {
const swr = Math.max(1, tx.swr);
const pct = Math.max(0, Math.min(100, ((swr - 1) / 2) * 100));
swrBar.style.width = `${pct}%`;
swrValue.textContent = `SWR ${tx.swr.toFixed(2)}`;
} else {
swrBar.style.width = "0%";
swrValue.textContent = "SWR --";
}
}
function connect() {
if (es) {
es.close();
}
if (esHeartbeat) {
clearInterval(esHeartbeat);
}
es = new EventSource("/events");
lastEventAt = Date.now();
es.onmessage = (evt) => {
try {
if (evt.data === lastRendered) return;
const data = JSON.parse(evt.data);
lastRendered = evt.data;
render(data);
lastEventAt = Date.now();
if (data.initialized) {
powerHint.textContent = readyText();
}
} catch (e) {
console.error("Bad event data", e);
}
};
es.onerror = () => {
powerHint.textContent = "Disconnected, retrying…";
es.close();
setTimeout(connect, 1000);
};
esHeartbeat = setInterval(() => {
const now = Date.now();
if (now - lastEventAt > 15000) {
es.close();
connect();
}
}, 5000);
}
async function postPath(path) {
const resp = await fetch(path, { method: "POST" });
if (!resp.ok) {
const text = await resp.text();
throw new Error(text || resp.statusText);
}
return resp;
}
powerBtn.addEventListener("click", async () => {
powerBtn.disabled = true;
showHint("Sending...");
try {
await postPath("/toggle_power");
showHint("Toggled, waiting for update…");
} catch (err) {
showHint("Toggle failed", 2000);
console.error(err);
} finally {
powerBtn.disabled = false;
}
});
pttBtn.addEventListener("click", async () => {
pttBtn.disabled = true;
showHint("Toggling PTT…");
try {
const desired = lastTxEn ? "false" : "true";
await postPath(`/set_ptt?ptt=${desired}`);
showHint("PTT command sent", 1500);
} catch (err) {
showHint("PTT toggle failed", 2000);
console.error(err);
} finally {
pttBtn.disabled = false;
}
});
freqBtn.addEventListener("click", async () => {
const parsed = parseFreqInput(freqEl.value);
if (parsed === null) {
showHint("Freq missing", 1500);
return;
}
if (!freqAllowed(parsed)) {
showHint("Out of supported bands", 1500);
return;
}
freqDirty = false;
freqBtn.disabled = true;
showHint("Setting frequency…");
try {
await postPath(`/set_freq?hz=${parsed}`);
showHint("Freq set", 1500);
} catch (err) {
showHint("Set freq failed", 2000);
console.error(err);
} finally {
freqBtn.disabled = false;
}
});
freqEl.addEventListener("keydown", (e) => {
freqDirty = true;
if (e.key === "Enter") {
e.preventDefault();
freqBtn.click();
}
});
// --- Jog wheel ---
const jogWheel = document.getElementById("jog-wheel");
const jogIndicator = document.getElementById("jog-indicator");
const jogDownBtn = document.getElementById("jog-down");
const jogUpBtn = document.getElementById("jog-up");
const jogStepEl = document.getElementById("jog-step");
async function jogFreq(direction) {
if (lastLocked) { showHint("Locked", 1500); return; }
if (lastFreqHz === null) return;
const newHz = lastFreqHz + direction * jogStep;
if (!freqAllowed(newHz)) {
showHint("Out of supported bands", 1500);
return;
}
jogAngle = (jogAngle + direction * 15) % 360;
jogIndicator.style.transform = `translateX(-50%) rotate(${jogAngle}deg)`;
showHint("Setting frequency…");
try {
await postPath(`/set_freq?hz=${newHz}`);
showHint("Freq set", 1000);
} catch (err) {
showHint("Set freq failed", 2000);
console.error(err);
}
}
jogDownBtn.addEventListener("click", () => jogFreq(-1));
jogUpBtn.addEventListener("click", () => jogFreq(1));
jogWheel.addEventListener("wheel", (e) => {
e.preventDefault();
const direction = e.deltaY < 0 ? 1 : -1;
jogFreq(direction);
}, { passive: false });
// Touch drag on jog wheel
let jogTouchY = null;
jogWheel.addEventListener("touchstart", (e) => {
e.preventDefault();
jogTouchY = e.touches[0].clientY;
}, { passive: false });
jogWheel.addEventListener("touchmove", (e) => {
e.preventDefault();
if (jogTouchY === null) return;
const dy = jogTouchY - e.touches[0].clientY;
if (Math.abs(dy) > 12) {
jogFreq(dy > 0 ? 1 : -1);
jogTouchY = e.touches[0].clientY;
}
}, { passive: false });
jogWheel.addEventListener("touchend", () => { jogTouchY = null; });
// Mouse drag on jog wheel
let jogMouseY = null;
jogWheel.addEventListener("mousedown", (e) => {
e.preventDefault();
jogMouseY = e.clientY;
jogWheel.style.cursor = "grabbing";
});
window.addEventListener("mousemove", (e) => {
if (jogMouseY === null) return;
const dy = jogMouseY - e.clientY;
if (Math.abs(dy) > 10) {
jogFreq(dy > 0 ? 1 : -1);
jogMouseY = e.clientY;
}
});
window.addEventListener("mouseup", () => {
jogMouseY = null;
if (jogWheel) jogWheel.style.cursor = "grab";
});
// Step selector
jogStepEl.addEventListener("click", (e) => {
const btn = e.target.closest("button[data-step]");
if (!btn) return;
jogStep = parseInt(btn.dataset.step, 10);
jogStepEl.querySelectorAll("button").forEach((b) => b.classList.remove("active"));
btn.classList.add("active");
});
modeBtn.addEventListener("click", async () => {
const mode = modeEl.value || "";
if (!mode) {
showHint("Mode missing", 1500);
return;
}
modeDirty = false;
modeBtn.disabled = true;
showHint("Setting mode…");
try {
await postPath(`/set_mode?mode=${encodeURIComponent(mode)}`);
showHint("Mode set", 1500);
} catch (err) {
showHint("Set mode failed", 2000);
console.error(err);
} finally {
modeBtn.disabled = false;
}
});
modeEl.addEventListener("input", () => {
modeDirty = true;
});
txLimitInput.addEventListener("keydown", (e) => {
if (e.key === "Enter") {
e.preventDefault();
txLimitBtn.click();
}
});
txLimitBtn.addEventListener("click", async () => {
const limit = txLimitInput.value;
if (limit === "" || limit === "--") {
showHint("Limit missing", 1500);
return;
}
txLimitBtn.disabled = true;
showHint("Setting TX limit…");
try {
await postPath(`/set_tx_limit?limit=${encodeURIComponent(limit)}`);
showHint("TX limit set", 1500);
} catch (err) {
showHint("TX limit failed", 2000);
console.error(err);
} finally {
txLimitBtn.disabled = false;
}
});
lockBtn.addEventListener("click", async () => {
lockBtn.disabled = true;
showHint("Toggling lock…");
try {
const nextLock = lockBtn.textContent === "Lock";
await postPath(nextLock ? "/lock" : "/unlock");
showHint("Lock toggled", 1500);
} catch (err) {
showHint("Lock toggle failed", 2000);
console.error(err);
} finally {
lockBtn.disabled = false;
}
});
// --- Tab navigation ---
document.querySelector(".tab-bar").addEventListener("click", (e) => {
const btn = e.target.closest(".tab[data-tab]");
if (!btn) return;
document.querySelectorAll(".tab-bar .tab").forEach((t) => t.classList.remove("active"));
btn.classList.add("active");
document.querySelectorAll(".tab-panel").forEach((p) => p.style.display = "none");
document.getElementById(`tab-${btn.dataset.tab}`).style.display = "";
});
connect();
// --- Leaflet Map (lazy-initialized) ---
let aprsMap = null;
let aprsMapReceiverMarker = null;
const stationMarkers = new Map();
function initAprsMap() {
if (aprsMap) return;
const mapEl = document.getElementById("aprs-map");
if (!mapEl) return;
const hasLocation = serverLat != null && serverLon != null;
const center = hasLocation ? [serverLat, serverLon] : [20, 0];
const zoom = hasLocation ? 10 : 2;
aprsMap = L.map("aprs-map").setView(center, zoom);
L.tileLayer("https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", {
maxZoom: 19,
attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>'
}).addTo(aprsMap);
if (hasLocation) {
const popupText = serverCallsign ? serverCallsign : "Receiver";
aprsMapReceiverMarker = L.circleMarker([serverLat, serverLon], {
radius: 8, color: "#3388ff", fillColor: "#3388ff", fillOpacity: 0.8
}).addTo(aprsMap).bindPopup(popupText);
}
}
function aprsSymbolIcon(symbolTable, symbolCode) {
if (!symbolTable || !symbolCode) return null;
const sheet = symbolTable === "/" ? 0 : 1;
const code = symbolCode.charCodeAt(0) - 33;
const col = code % 16;
const row = Math.floor(code / 16);
const bgX = -(col * 24);
const bgY = -(row * 24);
const url = `https://raw.githubusercontent.com/hessu/aprs-symbols/master/png/aprs-symbols-24-${sheet}.png`;
return L.divIcon({
className: "",
html: `<div style="width:24px;height:24px;background:url('${url}') ${bgX}px ${bgY}px / 384px 192px no-repeat;"></div>`,
iconSize: [24, 24],
iconAnchor: [12, 12],
popupAnchor: [0, -12]
});
}
window.aprsMapAddStation = function(call, lat, lon, info, symbolTable, symbolCode) {
if (!aprsMap) initAprsMap();
if (!aprsMap) return;
const popupContent = `<b>${call}</b><br>${info}`;
const existing = stationMarkers.get(call);
if (existing) {
existing.setLatLng([lat, lon]);
existing.setPopupContent(popupContent);
} else {
const icon = aprsSymbolIcon(symbolTable, symbolCode);
const marker = icon
? L.marker([lat, lon], { icon }).addTo(aprsMap).bindPopup(popupContent)
: L.circleMarker([lat, lon], {
radius: 6, color: "#00d17f", fillColor: "#00d17f", fillOpacity: 0.8
}).addTo(aprsMap).bindPopup(popupContent);
stationMarkers.set(call, marker);
}
};
// --- Sub-tab navigation (Plugins tab) ---
document.querySelectorAll(".sub-tab-bar").forEach((bar) => {
bar.addEventListener("click", (e) => {
const btn = e.target.closest(".sub-tab[data-subtab]");
if (!btn) return;
bar.querySelectorAll(".sub-tab").forEach((t) => t.classList.remove("active"));
btn.classList.add("active");
const parent = bar.parentElement;
parent.querySelectorAll(".sub-tab-panel").forEach((p) => p.style.display = "none");
parent.querySelector(`#subtab-${btn.dataset.subtab}`).style.display = "";
if (btn.dataset.subtab === "map") {
initAprsMap();
if (aprsMap) setTimeout(() => aprsMap.invalidateSize(), 50);
}
});
});
// --- Signal measurement ---
const sigMeasureBtn = document.getElementById("sig-measure-btn");
const sigClearBtn = document.getElementById("sig-clear-btn");
const sigResult = document.getElementById("sig-result");
sigMeasureBtn.addEventListener("click", () => {
if (!sigMeasuring) {
sigSamples = [];
sigMeasuring = true;
sigMeasureBtn.textContent = "Stop (0)";
sigMeasureBtn.style.borderColor = "#00d17f";
sigMeasureBtn.style.color = "#00d17f";
} else {
sigMeasuring = false;
sigMeasureBtn.textContent = "Measure";
sigMeasureBtn.style.borderColor = "";
sigMeasureBtn.style.color = "";
if (sigSamples.length > 0) {
const avg = sigSamples.reduce((a, b) => a + b, 0) / sigSamples.length;
const peak = Math.max(...sigSamples);
sigResult.textContent = `Avg ${formatSignal(avg)} / Peak ${formatSignal(peak)} (${sigSamples.length} samples)`;
}
}
});
sigClearBtn.addEventListener("click", () => {
sigResult.textContent = "";
});
// --- Audio streaming ---
const rxAudioBtn = document.getElementById("rx-audio-btn");
const txAudioBtn = document.getElementById("tx-audio-btn");
const audioStatus = document.getElementById("audio-status");
const audioLevelFill = document.getElementById("audio-level-fill");
const audioRow = document.getElementById("audio-row");
// Hide audio row if audio is not configured on the server
fetch("/audio", { method: "GET" }).then((r) => {
if (r.status === 404) audioRow.style.display = "none";
}).catch(() => {});
let audioWs = null;
let audioCtx = null;
let rxActive = false;
let txActive = false;
let txStream = null;
let txProcessor = null;
let streamInfo = null;
let opusDecoder = null;
let txEncoder = null;
let nextPlayTime = 0;
let lastLevelUpdate = 0;
let rxGainNode = null;
let txGainNode = null;
const rxVolSlider = document.getElementById("rx-vol");
const txVolSlider = document.getElementById("tx-vol");
const TX_TIMEOUT_SECS = 120;
let txTimeoutTimer = null;
let txTimeoutRemaining = 0;
let txTimeoutInterval = null;
const hasWebCodecs = typeof AudioDecoder !== "undefined" && typeof AudioEncoder !== "undefined";
// Show compatibility warning for non-Chromium browsers
if (!hasWebCodecs) {
rxAudioBtn.disabled = true;
txAudioBtn.disabled = true;
audioStatus.textContent = "Audio requires Chrome/Edge";
}
function resetTxTimeout() {
txTimeoutRemaining = TX_TIMEOUT_SECS;
if (txTimeoutTimer) clearTimeout(txTimeoutTimer);
txTimeoutTimer = setTimeout(() => {
console.warn("PTT safety timeout — stopping TX");
stopTxAudio();
}, TX_TIMEOUT_SECS * 1000);
}
function startTxTimeoutCountdown() {
txTimeoutRemaining = TX_TIMEOUT_SECS;
if (txTimeoutInterval) clearInterval(txTimeoutInterval);
txTimeoutInterval = setInterval(() => {
txTimeoutRemaining--;
if (txTimeoutRemaining <= 10 && txTimeoutRemaining > 0 && txActive) {
audioStatus.textContent = `TX timeout ${txTimeoutRemaining}s`;
}
}, 1000);
}
function clearTxTimeout() {
if (txTimeoutTimer) { clearTimeout(txTimeoutTimer); txTimeoutTimer = null; }
if (txTimeoutInterval) { clearInterval(txTimeoutInterval); txTimeoutInterval = null; }
txTimeoutRemaining = 0;
}
function startRxAudio() {
if (rxActive) { stopRxAudio(); return; }
if (!hasWebCodecs) {
audioStatus.textContent = "Audio requires Chrome/Edge";
return;
}
const proto = location.protocol === "https:" ? "wss:" : "ws:";
audioWs = new WebSocket(`${proto}//${location.host}/audio`);
audioWs.binaryType = "arraybuffer";
audioStatus.textContent = "Connecting…";
audioWs.onopen = () => {
audioStatus.textContent = "Connected";
};
audioWs.onmessage = (evt) => {
if (typeof evt.data === "string") {
// Stream info JSON
try {
streamInfo = JSON.parse(evt.data);
audioCtx = new AudioContext({ sampleRate: streamInfo.sample_rate || 48000 });
rxGainNode = audioCtx.createGain();
rxGainNode.gain.value = rxVolSlider.value / 100;
rxGainNode.connect(audioCtx.destination);
rxActive = true;
rxAudioBtn.style.borderColor = "#00d17f";
rxAudioBtn.style.color = "#00d17f";
audioStatus.textContent = "RX";
} catch (e) {
console.error("Audio stream info parse error", e);
}
return;
}
// Binary Opus data — decode via WebCodecs AudioDecoder if available
if (!audioCtx) return;
const data = new Uint8Array(evt.data);
// Throttle level indicator updates to max 10/sec
const now = Date.now();
if (now - lastLevelUpdate >= 100) {
const level = Math.min(100, (data.length / 120) * 100);
audioLevelFill.style.width = `${level}%`;
lastLevelUpdate = now;
}
// Use WebCodecs AudioDecoder for Opus if available
if (typeof AudioDecoder !== "undefined" && !opusDecoder) {
try {
const channels = (streamInfo && streamInfo.channels) || 1;
const sampleRate = (streamInfo && streamInfo.sample_rate) || 48000;
opusDecoder = new AudioDecoder({
output: (frame) => {
const buf = new Float32Array(frame.numberOfFrames * frame.numberOfChannels);
frame.copyTo(buf, { planeIndex: 0 });
const ab = audioCtx.createBuffer(frame.numberOfChannels, frame.numberOfFrames, frame.sampleRate);
for (let ch = 0; ch < frame.numberOfChannels; ch++) {
const chData = new Float32Array(frame.numberOfFrames);
for (let i = 0; i < frame.numberOfFrames; i++) {
chData[i] = buf[i * frame.numberOfChannels + ch];
}
ab.copyToChannel(chData, ch);
}
const src = audioCtx.createBufferSource();
src.buffer = ab;
src.connect(rxGainNode);
const now = audioCtx.currentTime;
const schedTime = Math.max(now, (nextPlayTime || now));
src.start(schedTime);
nextPlayTime = schedTime + ab.duration;
frame.close();
},
error: (e) => { console.error("AudioDecoder error", e); }
});
opusDecoder.configure({
codec: "opus",
sampleRate: sampleRate,
numberOfChannels: channels,
});
} catch (e) {
console.warn("WebCodecs AudioDecoder not available for Opus", e);
opusDecoder = null;
}
}
if (opusDecoder) {
try {
opusDecoder.decode(new EncodedAudioChunk({
type: "key",
timestamp: performance.now() * 1000,
data: data,
}));
} catch (e) {
// Ignore decode errors for individual frames
}
}
};
audioWs.onclose = () => {
// If TX was active when WS closed, release PTT
if (txActive) { stopTxAudio(); }
rxActive = false;
rxAudioBtn.style.borderColor = "";
rxAudioBtn.style.color = "";
audioStatus.textContent = "Off";
audioLevelFill.style.width = "0%";
rxGainNode = null;
if (opusDecoder) {
try { opusDecoder.close(); } catch(e) {}
opusDecoder = null;
}
nextPlayTime = 0;
};
audioWs.onerror = () => {
audioStatus.textContent = "Error";
};
}
function stopRxAudio() {
rxActive = false;
if (audioWs) { audioWs.close(); audioWs = null; }
if (audioCtx) { audioCtx.close(); audioCtx = null; }
rxGainNode = null;
if (opusDecoder) {
try { opusDecoder.close(); } catch(e) {}
opusDecoder = null;
}
nextPlayTime = 0;
rxAudioBtn.style.borderColor = "";
rxAudioBtn.style.color = "";
audioStatus.textContent = "Off";
audioLevelFill.style.width = "0%";
}
function startTxAudio() {
if (txActive) { stopTxAudio(); return; }
if (!hasWebCodecs) {
audioStatus.textContent = "Audio requires Chrome/Edge";
return;
}
if (!audioWs || audioWs.readyState !== WebSocket.OPEN) {
audioStatus.textContent = "RX first";
return;
}
if (!streamInfo) return;
navigator.mediaDevices.getUserMedia({
audio: { sampleRate: streamInfo.sample_rate || 48000, channelCount: streamInfo.channels || 1 }
}).then(async (stream) => {
txStream = stream;
txActive = true;
txAudioBtn.style.borderColor = "#e55353";
txAudioBtn.style.color = "#e55353";
audioStatus.textContent = "RX+TX";
// Start PTT safety timeout
resetTxTimeout();
startTxTimeoutCountdown();
// Engage PTT automatically
try { await postPath("/set_ptt?ptt=true"); } catch (e) { console.error("PTT on failed", e); }
const sampleRate = streamInfo.sample_rate || 48000;
const channels = streamInfo.channels || 1;
const encoder = new AudioEncoder({
output: (chunk) => {
const buf = new ArrayBuffer(chunk.byteLength);
chunk.copyTo(buf);
if (audioWs && audioWs.readyState === WebSocket.OPEN) {
audioWs.send(buf);
}
},
error: (e) => { console.error("AudioEncoder error", e); }
});
encoder.configure({
codec: "opus",
sampleRate: sampleRate,
numberOfChannels: channels,
bitrate: (streamInfo.bitrate_bps || 24000),
});
txEncoder = encoder;
// Use AudioWorklet or ScriptProcessor to feed encoder
if (!audioCtx) audioCtx = new AudioContext({ sampleRate: sampleRate });
const source = audioCtx.createMediaStreamSource(stream);
const frameDuration = (streamInfo.frame_duration_ms || 20) / 1000;
const frameSize = Math.floor(sampleRate * frameDuration);
// Use ScriptProcessorNode (deprecated but widely supported)
const processor = audioCtx.createScriptProcessor(frameSize, channels, channels);
let tsCounter = 0;
processor.onaudioprocess = (e) => {
if (!txActive || !txEncoder) return;
const input = e.inputBuffer;
// Reset PTT safety timeout on each audio callback
resetTxTimeout();
// Use mono (channel 0) for f32-planar format
const monoData = input.getChannelData(0);
try {
const frame = new AudioData({
format: "f32-planar",
sampleRate: input.sampleRate,
numberOfFrames: input.length,
numberOfChannels: 1,
timestamp: tsCounter,
data: monoData,
});
tsCounter += (input.length / input.sampleRate) * 1_000_000;
txEncoder.encode(frame);
frame.close();
} catch (e) {
// Ignore
}
};
txGainNode = audioCtx.createGain();
txGainNode.gain.value = txVolSlider.value / 100;
source.connect(txGainNode);
txGainNode.connect(processor);
processor.connect(audioCtx.destination);
txProcessor = { source, processor };
}).catch((err) => {
console.error("getUserMedia failed:", err);
audioStatus.textContent = "Mic denied";
});
}
async function stopTxAudio() {
if (!txActive) return;
txActive = false;
clearTxTimeout();
// Release PTT automatically
try { await postPath("/set_ptt?ptt=false"); } catch (e) { console.error("PTT off failed", e); }
if (txStream) {
txStream.getTracks().forEach(t => t.stop());
txStream = null;
}
if (txProcessor) {
txProcessor.source.disconnect();
txProcessor.processor.disconnect();
txProcessor = null;
}
if (txEncoder) {
try { txEncoder.close(); } catch(e) {}
txEncoder = null;
}
txGainNode = null;
txAudioBtn.style.borderColor = "";
txAudioBtn.style.color = "";
audioStatus.textContent = rxActive ? "RX" : "Off";
}
rxAudioBtn.addEventListener("click", startRxAudio);
txAudioBtn.addEventListener("click", startTxAudio);
const rxVolPct = document.getElementById("rx-vol-pct");
const txVolPct = document.getElementById("tx-vol-pct");
function updateVolSlider(slider, pctEl, gainNode) {
pctEl.textContent = `${slider.value}%`;
if (gainNode) gainNode.gain.value = slider.value / 100;
}
rxVolSlider.addEventListener("input", () => updateVolSlider(rxVolSlider, rxVolPct, rxGainNode));
txVolSlider.addEventListener("input", () => updateVolSlider(txVolSlider, txVolPct, txGainNode));
function volWheel(slider, pctEl, getGain) {
slider.addEventListener("wheel", (e) => {
e.preventDefault();
const step = e.deltaY < 0 ? 2 : -2;
slider.value = Math.max(0, Math.min(100, Number(slider.value) + step));
updateVolSlider(slider, pctEl, getGain());
}, { passive: false });
}
volWheel(rxVolSlider, rxVolPct, () => rxGainNode);
volWheel(txVolSlider, txVolPct, () => txGainNode);
document.getElementById("copyright-year").textContent = new Date().getFullYear();
// Release PTT on page unload to prevent stuck transmit
window.addEventListener("beforeunload", () => {
if (txActive) {
navigator.sendBeacon("/set_ptt?ptt=false", "");
}
});