sjg
a0ca4ceeda
- Make server callsign a clickable link to qrzcq.com - Center frequency input text and use DSEG14 Classic font - Include callsign in page title (e.g. N0CALL - trx-frontend-http v0.1.0) - Block jog wheel when rig lock is active Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
964 lines
30 KiB
JavaScript
964 lines
30 KiB
JavaScript
const freqEl = document.getElementById("freq");
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const modeEl = document.getElementById("mode");
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const bandLabel = document.getElementById("band-label");
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const powerBtn = document.getElementById("power-btn");
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const powerHint = document.getElementById("power-hint");
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const vfoPicker = document.getElementById("vfo-picker");
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const signalGraph = document.getElementById("signal-graph");
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const signalBar = document.getElementById("signal-bar");
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const signalValue = document.getElementById("signal-value");
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const pttBtn = document.getElementById("ptt-btn");
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const freqBtn = document.getElementById("freq-apply");
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const modeBtn = document.getElementById("mode-apply");
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const txLimitInput = document.getElementById("tx-limit");
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const txLimitBtn = document.getElementById("tx-limit-btn");
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const txLimitRow = document.getElementById("tx-limit-row");
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const lockBtn = document.getElementById("lock-btn");
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const txMeters = document.getElementById("tx-meters");
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const pwrBar = document.getElementById("pwr-bar");
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const pwrValue = document.getElementById("pwr-value");
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const swrBar = document.getElementById("swr-bar");
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const swrValue = document.getElementById("swr-value");
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const loadingEl = document.getElementById("loading");
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const contentEl = document.getElementById("content");
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const serverSubtitle = document.getElementById("server-subtitle");
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const loadingTitle = document.getElementById("loading-title");
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const loadingSub = document.getElementById("loading-sub");
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let lastControl;
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let lastTxEn = null;
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let lastRendered = null;
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let rigName = "Rig";
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let hintTimer = null;
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const signalHistory = [];
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const SIGNAL_HISTORY_MAX = 120;
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let lastFreqHz = null;
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let jogStep = 1000; // default 1 kHz
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let jogAngle = 0;
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let lastClientCount = null;
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let lastLocked = false;
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const originalTitle = document.title;
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function readyText() {
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return lastClientCount !== null ? `Ready \u00b7 ${lastClientCount} user${lastClientCount !== 1 ? "s" : ""}` : "Ready";
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}
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function showHint(msg, duration) {
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powerHint.textContent = msg;
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if (hintTimer) clearTimeout(hintTimer);
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if (duration) hintTimer = setTimeout(() => { powerHint.textContent = readyText(); }, duration);
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}
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let supportedModes = [];
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let supportedBands = [];
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let freqDirty = false;
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let modeDirty = false;
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let initialized = false;
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let lastEventAt = Date.now();
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let es;
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let esHeartbeat;
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function formatFreq(hz) {
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if (!Number.isFinite(hz)) return "--";
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if (hz >= 1_000_000_000) {
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return `${(hz / 1_000_000_000).toFixed(3)} GHz`;
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}
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if (hz >= 10_000_000) {
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return `${(hz / 1_000_000).toFixed(3)} MHz`;
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}
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return `${(hz / 1_000).toFixed(1)} kHz`;
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}
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function parseFreqInput(val) {
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if (!val) return null;
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const trimmed = val.trim().toLowerCase();
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const match = trimmed.match(/^([0-9]+(?:[.,][0-9]+)?)\s*([kmg]hz|[kmg]|hz)?$/);
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if (!match) return null;
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let num = parseFloat(match[1].replace(",", "."));
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const unit = match[2] || "";
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if (Number.isNaN(num)) return null;
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if (unit.startsWith("gh") || unit === "g") {
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num *= 1_000_000_000;
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} else if (unit.startsWith("mh") || unit === "m") {
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num *= 1_000_000;
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} else if (unit.startsWith("kh") || unit === "k") {
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num *= 1_000;
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} else if (!unit) {
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// Heuristic when no unit is provided: large numbers are kHz/Hz, small numbers are MHz.
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if (num >= 1_000_000) {
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// Assume already Hz.
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} else if (num >= 1_000) {
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num *= 1_000; // treat as kHz
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} else {
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num *= 1_000_000; // treat as MHz
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}
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}
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return Math.round(num);
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}
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function normalizeMode(modeVal) {
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if (typeof modeVal === "string") return modeVal;
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if (modeVal && typeof modeVal === "object") {
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const entries = Object.entries(modeVal);
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if (entries.length > 0) {
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const [variant, value] = entries[0];
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if (variant === "Other" && typeof value === "string") return value;
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return variant;
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}
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}
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return "";
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}
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function updateSupportedBands(cap) {
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if (cap && Array.isArray(cap.supported_bands)) {
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supportedBands = cap.supported_bands
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.filter((b) => typeof b.low_hz === "number" && typeof b.high_hz === "number" && b.tx_allowed === true)
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.map((b) => ({ low: b.low_hz, high: b.high_hz }));
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} else {
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supportedBands = [];
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}
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}
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function freqAllowed(hz) {
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if (!Number.isFinite(hz)) return false;
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if (supportedBands.length === 0) return true; // if unknown, don't block
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return supportedBands.some((b) => hz >= b.low && hz <= b.high);
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}
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function setDisabled(disabled) {
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[freqEl, modeEl, freqBtn, modeBtn, pttBtn, powerBtn, txLimitInput, txLimitBtn, lockBtn].forEach((el) => {
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if (el) el.disabled = disabled;
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});
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}
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function render(update) {
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if (!update) return;
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if (update.info && update.info.model) {
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rigName = update.info.model;
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}
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document.getElementById("rig-title").textContent = `${rigName} status`;
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initialized = !!update.initialized;
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if (!initialized) {
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const manu = (update.info && update.info.manufacturer) || rigName || "Rig";
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const model = (update.info && update.info.model) || rigName || "Rig";
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const rev = (update.info && update.info.revision) || "";
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const parts = [manu, model, rev].filter(Boolean).join(" ");
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loadingTitle.textContent = `Initializing ${parts}…`;
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loadingSub.textContent = "";
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console.info("Rig initializing:", { manufacturer: manu, model, revision: rev });
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loadingEl.style.display = "";
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if (contentEl) contentEl.style.display = "none";
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powerHint.textContent = "Initializing rig…";
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setDisabled(true);
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return;
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} else {
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loadingEl.style.display = "none";
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if (contentEl) contentEl.style.display = "";
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}
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// Server subtitle: "trx-server vX.Y.Z hosted by CALL"
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if (update.server_version || update.server_callsign) {
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let parts = "trx-server";
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if (update.server_version) parts += ` v${update.server_version}`;
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if (update.server_callsign) {
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const cs = update.server_callsign;
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serverSubtitle.innerHTML = `${parts} hosted by <a href="https://www.qrzcq.com/call/${encodeURIComponent(cs)}" target="_blank" rel="noopener">${cs}</a>`;
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document.title = `${cs} - ${originalTitle}`;
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} else {
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serverSubtitle.textContent = parts;
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}
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}
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setDisabled(false);
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if (update.info && update.info.capabilities && Array.isArray(update.info.capabilities.supported_modes)) {
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const modes = update.info.capabilities.supported_modes.map(normalizeMode).filter(Boolean);
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if (JSON.stringify(modes) !== JSON.stringify(supportedModes)) {
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supportedModes = modes;
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modeEl.innerHTML = "";
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const empty = document.createElement("option");
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empty.value = "";
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empty.textContent = "--";
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modeEl.appendChild(empty);
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supportedModes.forEach((m) => {
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const opt = document.createElement("option");
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opt.value = m;
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opt.textContent = m;
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modeEl.appendChild(opt);
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});
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}
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}
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if (update.info && update.info.capabilities) {
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updateSupportedBands(update.info.capabilities);
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}
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if (update.status && update.status.freq && typeof update.status.freq.hz === "number") {
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lastFreqHz = update.status.freq.hz;
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if (!freqDirty) {
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freqEl.value = formatFreq(update.status.freq.hz);
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}
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}
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if (!modeDirty && update.status && update.status.mode) {
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const mode = normalizeMode(update.status.mode);
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modeEl.value = mode ? mode.toUpperCase() : "";
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}
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if (update.status && typeof update.status.tx_en === "boolean") {
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lastTxEn = update.status.tx_en;
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pttBtn.textContent = update.status.tx_en ? "PTT On" : "PTT Off";
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if (update.status.tx_en) {
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pttBtn.style.background = "var(--accent-red)";
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pttBtn.style.borderColor = "var(--accent-red)";
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pttBtn.style.color = "white";
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} else {
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pttBtn.style.background = "";
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pttBtn.style.borderColor = "";
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pttBtn.style.color = "";
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}
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}
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if (update.status && update.status.vfo && Array.isArray(update.status.vfo.entries)) {
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const entries = update.status.vfo.entries;
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const activeIdx = Number.isInteger(update.status.vfo.active) ? update.status.vfo.active : null;
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vfoPicker.innerHTML = "";
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entries.forEach((entry, idx) => {
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const hz = entry && entry.freq && typeof entry.freq.hz === "number" ? entry.freq.hz : null;
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if (hz === null) return;
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const mode = entry.mode ? normalizeMode(entry.mode) : "";
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const modeText = mode ? ` [${mode}]` : "";
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const label = `${entry.name || String.fromCharCode(65 + idx)}: ${formatFreq(hz)}${modeText}`;
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const btn = document.createElement("button");
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btn.type = "button";
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btn.textContent = label;
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if (activeIdx === idx) btn.classList.add("active");
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else btn.addEventListener("click", async () => {
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btn.disabled = true;
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showHint("Toggling VFO…");
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try {
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await postPath("/toggle_vfo");
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showHint("VFO toggled", 1200);
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} catch (err) {
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showHint("VFO toggle failed", 2000);
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console.error(err);
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} finally {
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btn.disabled = false;
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}
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});
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vfoPicker.appendChild(btn);
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});
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} else {
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vfoPicker.innerHTML = "<button type=\"button\" class=\"active\">--</button>";
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}
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if (update.status && update.status.rx && typeof update.status.rx.sig === "number") {
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const raw = Math.max(0, update.status.rx.sig);
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let pct;
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let label;
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if (raw <= 9) {
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pct = Math.max(0, Math.min(100, (raw / 9) * 100));
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label = `S${raw.toFixed(1)}`;
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} else {
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const overDb = (raw - 9) * 10;
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pct = 100;
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label = `S9 + ${overDb.toFixed(0)}dB`;
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}
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signalBar.style.width = `${pct}%`;
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signalValue.textContent = label;
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signalHistory.push(raw);
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if (signalHistory.length > SIGNAL_HISTORY_MAX) signalHistory.shift();
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} else {
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signalBar.style.width = "0%";
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signalValue.textContent = "--";
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signalHistory.push(0);
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if (signalHistory.length > SIGNAL_HISTORY_MAX) signalHistory.shift();
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}
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drawSignalGraph();
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bandLabel.textContent = typeof update.band === "string" ? update.band : "--";
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if (typeof update.enabled === "boolean") {
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powerBtn.disabled = false;
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powerBtn.textContent = update.enabled ? "Power Off" : "Power On";
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} else {
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powerBtn.disabled = true;
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powerBtn.textContent = "Toggle Power";
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powerHint.textContent = "State unknown";
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}
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lastControl = update.enabled;
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if (update.status && update.status.tx && typeof update.status.tx.limit === "number") {
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txLimitInput.value = update.status.tx.limit;
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txLimitRow.style.display = "";
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} else {
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txLimitInput.value = "";
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txLimitRow.style.display = "none";
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}
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if (typeof update.clients === "number") lastClientCount = update.clients;
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powerHint.textContent = readyText();
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lastLocked = update.status && update.status.lock === true;
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lockBtn.textContent = lastLocked ? "Unlock" : "Lock";
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const tx = update.status && update.status.tx ? update.status.tx : null;
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txMeters.style.display = "";
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if (tx && typeof tx.power === "number") {
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const pct = Math.max(0, Math.min(100, tx.power));
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pwrBar.style.width = `${pct}%`;
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pwrValue.textContent = `PWR ${tx.power.toFixed(0)}%`;
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} else {
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pwrBar.style.width = "0%";
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pwrValue.textContent = "PWR --";
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}
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if (tx && typeof tx.swr === "number") {
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const swr = Math.max(1, tx.swr);
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const pct = Math.max(0, Math.min(100, ((swr - 1) / 2) * 100));
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swrBar.style.width = `${pct}%`;
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swrValue.textContent = `SWR ${tx.swr.toFixed(2)}`;
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} else {
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swrBar.style.width = "0%";
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swrValue.textContent = "SWR --";
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}
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}
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function drawSignalGraph() {
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if (!signalGraph) return;
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const ctx = signalGraph.getContext("2d");
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const w = signalGraph.width;
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const h = signalGraph.height;
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ctx.clearRect(0, 0, w, h);
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if (signalHistory.length < 2) return;
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const maxVal = 12; // S9+30dB in S-units
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const len = signalHistory.length;
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const step = w / (SIGNAL_HISTORY_MAX - 1);
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const offsetX = (SIGNAL_HISTORY_MAX - len) * step;
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ctx.beginPath();
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ctx.moveTo(offsetX, h);
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for (let i = 0; i < len; i++) {
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const val = Math.min(signalHistory[i], maxVal);
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const x = offsetX + i * step;
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const y = h - (val / maxVal) * h;
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ctx.lineTo(x, y);
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}
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ctx.lineTo(offsetX + (len - 1) * step, h);
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ctx.closePath();
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const grad = ctx.createLinearGradient(0, h, 0, 0);
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grad.addColorStop(0, "rgba(0,209,127,0.25)");
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grad.addColorStop(0.6, "rgba(240,173,78,0.35)");
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grad.addColorStop(1, "rgba(229,83,83,0.45)");
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ctx.fillStyle = grad;
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ctx.fill();
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ctx.beginPath();
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for (let i = 0; i < len; i++) {
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const val = Math.min(signalHistory[i], maxVal);
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const x = offsetX + i * step;
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const y = h - (val / maxVal) * h;
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if (i === 0) ctx.moveTo(x, y);
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else ctx.lineTo(x, y);
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}
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ctx.strokeStyle = "rgba(0,209,127,0.8)";
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ctx.lineWidth = 1.5;
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ctx.stroke();
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}
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function connect() {
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if (es) {
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es.close();
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}
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if (esHeartbeat) {
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clearInterval(esHeartbeat);
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}
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es = new EventSource("/events");
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lastEventAt = Date.now();
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es.onmessage = (evt) => {
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try {
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if (evt.data === lastRendered) return;
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const data = JSON.parse(evt.data);
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lastRendered = evt.data;
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render(data);
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lastEventAt = Date.now();
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if (data.initialized) {
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powerHint.textContent = readyText();
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}
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} catch (e) {
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console.error("Bad event data", e);
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}
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};
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es.onerror = () => {
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powerHint.textContent = "Disconnected, retrying…";
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es.close();
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setTimeout(connect, 1000);
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};
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esHeartbeat = setInterval(() => {
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const now = Date.now();
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if (now - lastEventAt > 15000) {
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es.close();
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connect();
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}
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}, 5000);
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}
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async function postPath(path) {
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const resp = await fetch(path, { method: "POST" });
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if (!resp.ok) {
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const text = await resp.text();
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throw new Error(text || resp.statusText);
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}
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return resp;
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}
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|
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powerBtn.addEventListener("click", async () => {
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powerBtn.disabled = true;
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showHint("Sending...");
|
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try {
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await postPath("/toggle_power");
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showHint("Toggled, waiting for update…");
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} catch (err) {
|
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showHint("Toggle failed", 2000);
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console.error(err);
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} finally {
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powerBtn.disabled = false;
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}
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});
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|
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pttBtn.addEventListener("click", async () => {
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pttBtn.disabled = true;
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showHint("Toggling PTT…");
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try {
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const desired = lastTxEn ? "false" : "true";
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await postPath(`/set_ptt?ptt=${desired}`);
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showHint("PTT command sent", 1500);
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} catch (err) {
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showHint("PTT toggle failed", 2000);
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console.error(err);
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} finally {
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pttBtn.disabled = false;
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}
|
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});
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|
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freqBtn.addEventListener("click", async () => {
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const parsed = parseFreqInput(freqEl.value);
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if (parsed === null) {
|
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showHint("Freq missing", 1500);
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return;
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}
|
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if (!freqAllowed(parsed)) {
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showHint("Out of supported bands", 1500);
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return;
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}
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freqDirty = false;
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freqBtn.disabled = true;
|
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showHint("Setting frequency…");
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try {
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await postPath(`/set_freq?hz=${parsed}`);
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showHint("Freq set", 1500);
|
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} catch (err) {
|
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showHint("Set freq failed", 2000);
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console.error(err);
|
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} finally {
|
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freqBtn.disabled = false;
|
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}
|
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});
|
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freqEl.addEventListener("keydown", (e) => {
|
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freqDirty = true;
|
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if (e.key === "Enter") {
|
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e.preventDefault();
|
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freqBtn.click();
|
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}
|
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});
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|
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// --- Jog wheel ---
|
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const jogWheel = document.getElementById("jog-wheel");
|
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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;
|
|
}
|
|
});
|
|
|
|
connect();
|
|
|
|
// --- 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", "");
|
|
}
|
|
});
|