[refactor](trx-server): extract decoder history store

src/decoders/trx-wefax/src/image.rs

@@ -274,8 +274,7 @@ mod tests {
 
         // Pseudo-random noise vs gradient — correlation should be low.
         let noise: Vec<u8> = (0..256)
-            .map(|i| (i as u32).wrapping_mul(1_103_515_245).wrapping_add(12_345))
+            .map(|i| ((i * 1103515245 + 12345) as u32 >> 8 & 0xff) as u8)
-            .map(|value| ((value >> 8) & 0xff) as u8)
             .collect();
         let r = asm.correlation_with_last(&noise).expect("r");
         assert!(

src/trx-client/trx-frontend/trx-frontend-http/assets/web/app.js

@@ -23,7 +23,6 @@ window.onDecoderRegistryReady = function (fn) {
       for (const fn of _decoderRegistryReadyCallbacks) fn();
       _decoderRegistryReadyCallbacks.length = 0;
       hideUnsupportedDecoderTabs();
-      refreshOperatorLayoutCapabilities();
     }
   } catch (e) {
     console.error("Failed to fetch decoder registry:", e);
@@ -334,19 +333,8 @@ function applyCapabilities(caps) {
   const txAudioBtn = document.getElementById("tx-audio-btn");
   const txVolSlider = document.getElementById("tx-vol");
   const txVolControl = txVolSlider ? txVolSlider.closest(".vol-label") : null;
-  const hasPowerControl = !caps.filter_controls;
+  if (txPowerCol) txPowerCol.style.display = caps.tx ? "" : "none";
-  if (txPowerCol) {
-    txPowerCol.style.display = (caps.tx || hasPowerControl || caps.lockable) ? "" : "none";
-    const label = txPowerCol.querySelector(".label span");
-    if (label) {
-      label.textContent = caps.tx && hasPowerControl ? "Transmit / Power"
-        : caps.tx ? "Transmit / Tuning"
-          : hasPowerControl ? "Power / Tuning" : "Tuning";
-    }
-  }
   if (pttBtn) pttBtn.style.display = caps.tx ? "" : "none";
-  if (powerBtn) powerBtn.style.display = hasPowerControl ? "" : "none";
-  if (lockBtn) lockBtn.style.display = caps.lockable ? "" : "none";
   if (txMetersRow) txMetersRow.style.display = caps.tx ? "" : "none";
   if (txAudioBtn) txAudioBtn.style.display = caps.tx ? "" : "none";
   if (txVolControl) txVolControl.style.display = caps.tx ? "" : "none";
@@ -356,7 +344,7 @@ function applyCapabilities(caps) {
 
   // TX limit row
   const txLimitRow = document.getElementById("tx-limit-row");
-  if (txLimitRow) txLimitRow.style.display = caps.tx_limit ? "" : "none";
+  if (txLimitRow && !caps.tx_limit) txLimitRow.style.display = "none";
 
   // VFO row
   const vfoRow = document.getElementById("vfo-row");
@@ -448,7 +436,6 @@ const signalSplitValueEl = document.getElementById("signal-split-value");
 const overviewPeakHoldEl = document.getElementById("overview-peak-hold");
 const themeToggleBtn = document.getElementById("theme-toggle");
 const headerRigSwitchSelect = document.getElementById("header-rig-switch-select");
-const headerRigSummary = document.getElementById("header-rig-summary");
 const headerStylePickSelect = document.getElementById("header-style-pick-select");
 const rdsPsOverlay = document.getElementById("rds-ps-overlay");
 const tabMainEl = document.getElementById("tab-main");
@@ -853,8 +840,6 @@ let jogMult = loadSetting("jogMult", 1);      // divisor: 1, 10, 100
 let jogStep = Math.max(Math.round(jogUnit / jogMult), 1);
 let minFreqStepHz = 1;
 let lastModeName = "";
-let lastWfmCci = 0;
-let lastWfmAci = 0;
 const VFO_COLORS = ["var(--accent-green)", "var(--accent-yellow)"];
 function vfoColor(idx) {
   if (idx < VFO_COLORS.length) return VFO_COLORS[idx];
@@ -908,7 +893,6 @@ async function restorePreviousTuneState() {
 let lastRigIds = [];
 let lastRigDisplayNames = {};
 let lastActiveRigId = null;
-let rigSwitchInProgress = false;
 let lastCityLabel = "";
 let sseSessionId = null;
 const originalTitle = document.title;
@@ -1253,20 +1237,6 @@ function populateRigPicker(selectEl, rigIds, activeRigId, disabled) {
   selectEl.disabled = disabled;
 }
 
-function updateRigIdentitySummary(rigId, pending = false) {
-  if (!headerRigSummary) return;
-  const rig = serverRigs.find((entry) => entry?.remote === rigId);
-  if (!rig) {
-    headerRigSummary.textContent = pending ? "Switching rigs…" : "No rig details available";
-    return;
-  }
-  const hardware = [rig.manufacturer, rig.model].map(value => String(value || "").trim()).filter(Boolean).join(" ") || rig.remote;
-  const modes = Array.isArray(rig.supported_modes) ? rig.supported_modes.map(normalizeMode).filter(Boolean) : [];
-  const features = [rig.tx ? "TX" : "RX", rig.filter_controls ? "SDR filters" : null, ...modes.slice(0, 5)];
-  if (modes.length > 5) features.push(`+${modes.length - 5} modes`);
-  headerRigSummary.textContent = `${pending ? "Switching to " : ""}${hardware} · ${features.filter(Boolean).join(" · ")}`;
-}
-
 function updateRigSubtitle(activeRigId) {
   if (!rigSubtitle) return;
   const name = (activeRigId && lastRigDisplayNames[activeRigId]) || activeRigId || "--";
@@ -1303,8 +1273,6 @@ function applyRigList(activeRigId, rigIds, displayNames) {
   const disableSwitch = lastRigIds.length === 0 || !authRole || authRole === "rx";
   populateRigPicker(headerRigSwitchSelect, lastRigIds, lastActiveRigId, disableSwitch);
   updateRigSubtitle(lastActiveRigId);
-  updateRigIdentitySummary(lastActiveRigId);
-  window.trxUi?.setActiveRig(lastActiveRigId);
   if (rigListChanged) {
     if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
     if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
@@ -1335,7 +1303,6 @@ async function refreshRigList() {
       }
     });
     serverRigs = rigs;
-    refreshOperatorLayoutCapabilities();
     serverActiveRigId = data.active_remote || null;
     applyRigList(data.active_remote, rigIds, displayNames);
     window.trx.modules.map?.syncAprsReceiverMarker();
@@ -1344,26 +1311,10 @@ async function refreshRigList() {
   }
 }
 
-function refreshOperatorLayoutCapabilities() {
-  const rigModes = serverRigs.map((rig) =>
-    Array.isArray(rig?.supported_modes) ? rig.supported_modes.map(normalizeMode).filter(Boolean) : []
-  );
-  const decoderModes = new Set(decoderRegistry.flatMap((decoder) =>
-    Array.isArray(decoder?.active_modes) ? decoder.active_modes.map(normalizeMode).filter(Boolean) : []
-  ));
-  window.trxUi?.setLayoutCapabilities({
-    broadcast: rigModes.some((modes) => modes.includes("WFM")),
-    digital: decoderModes.size > 0 && rigModes.some((modes) => modes.some((mode) => decoderModes.has(mode))),
-  });
-}
-
 function showHint(msg, duration) {
   powerHint.textContent = msg;
   if (hintTimer) clearTimeout(hintTimer);
   if (duration) hintTimer = setTimeout(() => { powerHint.textContent = readyText(); }, duration);
-  if (/failed|missing|unavailable|unknown|lost|required/i.test(msg)) {
-    window.trxUi?.notify(msg, { kind: "error" });
-  }
 }
 let supportedModes = [];
 let supportedBands = [];
@@ -2878,7 +2829,7 @@ function showUnsupportedFreqPopup(hz) {
   const now = Date.now();
   if (now - lastUnsupportedFreqPopupAt < 1200) return;
   lastUnsupportedFreqPopupAt = now;
-  window.trxUi?.notify(message.replaceAll("\n", " "), { kind: "error", duration: 7000 });
+  window.alert(message);
 }
 
 // Convert dBm (wire format) to S-units (S1=-121dBm, S9=-73dBm, 6dB/S-unit).
@@ -3342,14 +3293,8 @@ function render(update) {
       wfmStFlagEl.classList.toggle("wfm-st-flag-stereo", detected);
       wfmStFlagEl.classList.toggle("wfm-st-flag-mono", !detected);
     }
-    if (typeof update.filter.wfm_cci === "number") {
+    if (typeof update.filter.wfm_cci === "number") updateIntfBar(wfmCciFillEl, wfmCciValEl, update.filter.wfm_cci);
-      lastWfmCci = Math.max(0, Math.min(100, update.filter.wfm_cci));
+    if (typeof update.filter.wfm_aci === "number") updateIntfBar(wfmAciFillEl, wfmAciValEl, update.filter.wfm_aci);
-      updateIntfBar(wfmCciFillEl, wfmCciValEl, lastWfmCci);
-    }
-    if (typeof update.filter.wfm_aci === "number") {
-      lastWfmAci = Math.max(0, Math.min(100, update.filter.wfm_aci));
-      updateIntfBar(wfmAciFillEl, wfmAciValEl, lastWfmAci);
-    }
     if (samStereoWidthEl && typeof update.filter.sam_stereo_width === "number") {
       samStereoWidthEl.value = String(Math.round(update.filter.sam_stereo_width * 100));
     }
@@ -3476,11 +3421,7 @@ function render(update) {
   if (update.status && typeof update.status.tx_en === "boolean" && update.status.tx_en !== prevRenderData.txEn) {
     prevRenderData.txEn = update.status.tx_en;
     lastTxEn = update.status.tx_en;
-    window.trxUi?.setButtonState(pttBtn, {
+    pttBtn.textContent = update.status.tx_en ? "PTT On" : "PTT Off";
-      active: update.status.tx_en,
-      activeLabel: "Stop TX",
-      inactiveLabel: "Start TX",
-    });
     if (update.status.tx_en) {
       pttBtn.style.background = "var(--accent-red)";
       pttBtn.style.borderColor = "var(--accent-red)";
@@ -3589,15 +3530,11 @@ function render(update) {
     bandLabel.textContent = typeof update.band === "string" ? update.band : "--";
   }
   if (typeof update.enabled === "boolean") {
-    window.trxUi?.setButtonState(powerBtn, {
+    powerBtn.disabled = false;
-      active: update.enabled,
+    powerBtn.textContent = update.enabled ? "Power Off" : "Power On";
-      activeLabel: "Power Off",
-      inactiveLabel: "Power On",
-    });
   } else {
     powerBtn.disabled = true;
-    powerBtn.textContent = "Power unavailable";
+    powerBtn.textContent = "Toggle Power";
-    powerBtn.setAttribute("aria-pressed", "false");
     powerHint.textContent = "State unknown";
   }
   lastControl = update.enabled;
@@ -3712,11 +3649,7 @@ function render(update) {
   }
   powerHint.textContent = readyText();
   lastLocked = update.status && update.status.lock === true;
-  window.trxUi?.setButtonState(lockBtn, {
+  lockBtn.textContent = lastLocked ? "Unlock" : "Lock";
-    active: lastLocked,
-    activeLabel: "Unlock Tuning",
-    inactiveLabel: "Lock Tuning",
-  });
 
   const tx = update.status && update.status.tx ? update.status.tx : null;
   txMeters.style.display = lastHasTx ? "" : "none";
@@ -3903,16 +3836,12 @@ function scheduleUiFrameJob(key, job) {
 
 window.trxScheduleUiFrameJob = scheduleUiFrameJob;
 
-async function postPath(path, options = {}) {
+async function postPath(path) {
-  if (rigSwitchInProgress && !options.allowDuringRigSwitch) {
-    throw new Error("Wait for the rig switch to finish");
-  }
-  const targetRigId = options.remote === undefined ? lastActiveRigId : options.remote;
   // Auto-append remote so each tab targets its own rig.
   // Skip when the caller already included remote (e.g. /select_rig).
-  if (targetRigId && !path.includes("remote=")) {
+  if (lastActiveRigId && !path.includes("remote=")) {
     const sep = path.includes("?") ? "&" : "?";
-    path = `${path}${sep}remote=${encodeURIComponent(targetRigId)}`;
+    path = `${path}${sep}remote=${encodeURIComponent(lastActiveRigId)}`;
   }
   const resp = await fetch(path, { method: "POST" });
   if (authEnabled && resp.status === 401) {
@@ -3957,60 +3886,44 @@ async function switchRigFromSelect(selectEl) {
     return;
   }
   const prevRig = lastActiveRigId;
-  const nextRig = selectEl.value;
+  lastActiveRigId = selectEl.value;
-  if (nextRig === prevRig || rigSwitchInProgress) return;
+  if (prevRig && prevRig !== lastActiveRigId) {
-  rigSwitchInProgress = true;
+    resetDecoderStateOnRigSwitch();
-  setControlPending(selectEl, true);
+  }
-  selectEl.closest(".header-rig-switch")?.classList.add("is-switching");
+  updateRigSubtitle(lastActiveRigId);
-  updateRigIdentitySummary(nextRig, true);
+  if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
-  showHint(`Switching to ${lastRigDisplayNames[nextRig] || nextRig}…`);
+  if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
+  if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
+  window.trx.modules.map?.syncAprsReceiverMarker();
+  // Switch this session's rig and reconnect SSE to the new rig's
+  // state channel.
   try {
     const sidParam = sseSessionId ? `&session_id=${encodeURIComponent(sseSessionId)}` : "";
-    await postPath(`/select_rig?remote=${encodeURIComponent(nextRig)}${sidParam}`, { allowDuringRigSwitch: true, remote: null });
+    await postPath(`/select_rig?remote=${encodeURIComponent(selectEl.value)}${sidParam}`);
-    lastActiveRigId = nextRig;
-    resetDecoderStateOnRigSwitch();
-    updateRigSubtitle(lastActiveRigId);
-    updateRigIdentitySummary(lastActiveRigId);
-    window.trxUi?.setActiveRig(lastActiveRigId);
-    if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
-    if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
-    if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
-    window.trx.modules.map?.syncAprsReceiverMarker();
     connect();
-    stopSpectrumStreaming();
-    startSpectrumStreaming();
-    stopMeterStreaming();
-    startMeterStreaming();
-    if (rxActive) {
-      stopRxAudio();
-      startRxAudio();
-    }
-    showHint(`Rig: ${lastRigDisplayNames[lastActiveRigId] || lastActiveRigId}`, 1500);
   } catch (err) {
     console.error("select_rig failed:", err);
-    selectEl.value = prevRig || "";
-    updateRigIdentitySummary(prevRig);
-    window.trxUi?.notify("Rig could not be switched", { kind: "error" });
-  } finally {
-    rigSwitchInProgress = false;
-    setControlPending(selectEl, false);
-    selectEl.closest(".header-rig-switch")?.classList.remove("is-switching");
   }
+  // Reconnect spectrum SSE to the new rig's spectrum channel.
+  stopSpectrumStreaming();
+  startSpectrumStreaming();
+  // Reconnect meter SSE to the new rig's meter channel.
+  stopMeterStreaming();
+  startMeterStreaming();
+  // Reconnect audio to the new rig if audio is active.
+  if (rxActive) {
+    stopRxAudio();
+    startRxAudio();
+  }
+  showHint(`Rig: ${lastActiveRigId}`, 1500);
 }
 
 if (headerRigSwitchSelect) {
   headerRigSwitchSelect.addEventListener("change", () => { switchRigFromSelect(headerRigSwitchSelect); });
 }
 
-function setControlPending(control, pending) {
-  if (!control) return;
-  control.disabled = pending;
-  control.classList.toggle("is-busy", pending);
-  control.setAttribute("aria-busy", String(pending));
-}
-
 powerBtn.addEventListener("click", async () => {
-  setControlPending(powerBtn, true);
+  powerBtn.disabled = true;
   showHint("Sending...");
   try {
     await postPath("/toggle_power");
@@ -4019,12 +3932,12 @@ powerBtn.addEventListener("click", async () => {
     showHint("Toggle failed", 2000);
     console.error(err);
   } finally {
-    setControlPending(powerBtn, false);
+    powerBtn.disabled = false;
   }
 });
 
 pttBtn.addEventListener("click", async () => {
-  setControlPending(pttBtn, true);
+  pttBtn.disabled = true;
   showHint("Toggling PTT…");
   try {
     const desired = lastTxEn ? "false" : "true";
@@ -4034,7 +3947,7 @@ pttBtn.addEventListener("click", async () => {
     showHint("PTT toggle failed", 2000);
     console.error(err);
   } finally {
-    setControlPending(pttBtn, false);
+    pttBtn.disabled = false;
   }
 });
 
@@ -4067,7 +3980,7 @@ async function applyCenterFreqFromInput() {
     return;
   }
   centerFreqDirty = false;
-  setControlPending(centerFreqEl, true);
+  centerFreqEl.disabled = true;
   showHint("Setting central frequency…");
   try {
     await postPath(`/set_center_freq?hz=${parsed}`);
@@ -4076,7 +3989,7 @@ async function applyCenterFreqFromInput() {
     showHint("Set central freq failed", 2000);
     console.error(err);
   } finally {
-    setControlPending(centerFreqEl, false);
+    centerFreqEl.disabled = false;
   }
 }
 
@@ -4277,7 +4190,7 @@ async function applyModeFromPicker() {
     return;
   }
   updateWfmControls();
-  setControlPending(modeEl, true);
+  modeEl.disabled = true;
   showHint("Setting mode…");
   try {
     if (typeof vchanInterceptMode === "function" && await vchanInterceptMode(mode)) {
@@ -4295,7 +4208,7 @@ async function applyModeFromPicker() {
     showHint("Set mode failed", 2000);
     console.error(err);
   } finally {
-    setControlPending(modeEl, false);
+    modeEl.disabled = false;
   }
 }
 
@@ -4314,7 +4227,7 @@ txLimitBtn.addEventListener("click", async () => {
     showHint("Limit missing", 1500);
     return;
   }
-  setControlPending(txLimitBtn, true);
+  txLimitBtn.disabled = true;
   showHint("Setting TX limit…");
   try {
     await postPath(`/set_tx_limit?limit=${encodeURIComponent(limit)}`);
@@ -4323,22 +4236,22 @@ txLimitBtn.addEventListener("click", async () => {
     showHint("TX limit failed", 2000);
     console.error(err);
   } finally {
-    setControlPending(txLimitBtn, false);
+    txLimitBtn.disabled = false;
   }
 });
 
 lockBtn.addEventListener("click", async () => {
-  setControlPending(lockBtn, true);
+  lockBtn.disabled = true;
   showHint("Toggling lock…");
   try {
-    const nextLock = !lastLocked;
+    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 {
-    setControlPending(lockBtn, false);
+    lockBtn.disabled = false;
   }
 });
 
@@ -4355,7 +4268,7 @@ const MODE_BW_DEFAULTS = {
   FM:     [12_500, 2_500, 25_000, 500],
   AIS:    [25_000, 12_500, 50_000, 500],
   VDES:   [100_000, 25_000, 200_000, 1_000],
-  WFM:    [180_000, 60_000,300_000,5_000],
+  WFM:    [180_000, 50_000,300_000,5_000],
   DIG:    [3_000,  300,   6_000,  100],
   PKT:    [25_000, 300,  50_000,  500],
 };
@@ -4405,8 +4318,7 @@ async function applyBwDefaultForMode(mode, sendToServer) {
     scheduleSpectrumDraw();
   }
   if (sendToServer) {
-    try { await postPath(`/set_bandwidth?hz=${def}`); }
+    try { await postPath(`/set_bandwidth?hz=${def}`); } catch (_) {}
-    catch (error) { window.trxUi?.notify("Default bandwidth could not be applied", { kind: "error", action: { label: "Retry", run: () => applyBwDefaultForMode(mode, true) } }); }
   }
 }
 
@@ -4433,115 +4345,67 @@ async function applyBandwidthFromInput() {
     if (Number.isFinite(lastFreqHz)) {
       await ensureTunedBandwidthCoverage(lastFreqHz);
     }
-  } catch (error) {
+  } catch (_) {}
-    window.trxUi?.notify("Bandwidth could not be changed", { kind: "error", action: { label: "Retry", run: applyBandwidthFromInput } });
-  }
 }
 
-function estimateOccupiedBandwidth(data, centerHz, interference = {}) {
+function estimateBandwidthAroundPeak(data, centerHz) {
   if (!data || !isBinsArray(data.bins) || data.bins.length < 3 || !Number.isFinite(centerHz)) {
     return null;
   }
 
   const bins = data.bins;
   const maxIdx = bins.length - 1;
-  const hzPerBin = data.sample_rate / maxIdx;
   const fullLoHz = data.center_hz - data.sample_rate / 2;
   const centerIdx = Math.max(
     1,
     Math.min(maxIdx - 1, Math.round(((centerHz - fullLoHz) / data.sample_rate) * maxIdx)),
   );
-  const mode = (modeEl ? modeEl.value : "USB").toUpperCase();
+  const searchRadius = Math.max(6, Math.min(120, Math.round(maxIdx * 0.03)));
-  const [defaultBw, minBw, maxBw, stepBw] = mwDefaultsForMode(mode);
+  const searchLo = Math.max(1, centerIdx - searchRadius);
-  const oneSided = mode === "USB" || mode === "DIG" || mode === "CW"
+  const searchHi = Math.min(maxIdx - 1, centerIdx + searchRadius);
-    ? 1
+
-    : mode === "LSB" || mode === "CWR" ? -1 : 0;
+  let peakIdx = centerIdx;
-  const isWfm = mode === "WFM";
+  for (let i = searchLo; i <= searchHi; i++) {
+    if (bins[i] > bins[peakIdx]) peakIdx = i;
+  }
 
-  // Reduce single-bin peaks and holes before finding occupied-channel edges.
-  // WFM needs a wider smoothing window because its energy is noise-like and
-  // spread across the entire channel rather than concentrated at a carrier.
-  const smoothRadius = isWfm ? 3 : 1;
-  const smoothed = bins.map((_, i) => {
-    let sum = 0;
-    let count = 0;
-    for (let j = Math.max(0, i - smoothRadius); j <= Math.min(maxIdx, i + smoothRadius); j++) {
-      sum += bins[j];
-      count += 1;
-    }
-    return sum / count;
-  });
   const sorted = [...bins].sort((a, b) => a - b);
   const noise = sorted[Math.floor(sorted.length * 0.2)];
-  const maxSpanBins = Math.max(2, Math.ceil(maxBw / hzPerBin));
+  const peak = bins[peakIdx];
-  const searchHalfBins = oneSided === 0 ? Math.ceil(maxSpanBins / 2) : maxSpanBins;
+  const threshold = Math.max(noise + 4, peak - Math.max(8, (peak - noise) * 0.35));
-  const searchLo = Math.max(1, centerIdx - (oneSided > 0 ? 2 : searchHalfBins));
-  const searchHi = Math.min(maxIdx - 1, centerIdx + (oneSided < 0 ? 2 : searchHalfBins));
-  let peak = -Infinity;
-  for (let i = searchLo; i <= searchHi; i++) peak = Math.max(peak, smoothed[i]);
-  const snr = peak - noise;
-  if (!Number.isFinite(snr) || snr < (isWfm ? 5 : 4)) return isWfm ? minBw : defaultBw;
 
-  // A threshold relative to the noise floor finds occupied bandwidth much
+  let left = peakIdx;
-  // more reliably than one relative to the peak.  The latter fails for WFM,
+  let right = peakIdx;
-  // whose multiplex spectrum has peaks, notches, and no narrow centre carrier.
+  let belowCount = 0;
-  const threshold = noise + Math.max(3, Math.min(isWfm ? 6 : 10, snr * (isWfm ? 0.18 : 0.28)));
+  for (let i = peakIdx; i > 1; i--) {
-  const allowedGap = Math.max(isWfm ? 4 : 2, Math.ceil((isWfm ? 12_000 : stepBw) / hzPerBin));
+    if (bins[i] < threshold) belowCount += 1;
-
+    else belowCount = 0;
-  function occupiedExtent(direction, limitBins) {
+    if (belowCount >= 2) break;
-    let lastOccupied = centerIdx;
+    left = i;
-    let gap = 0;
-    for (let n = 0; n <= limitBins; n++) {
-      const i = centerIdx + direction * n;
-      if (i <= 0 || i >= maxIdx) break;
-      if (smoothed[i] >= threshold) {
-        lastOccupied = i;
-        gap = 0;
-      } else if (++gap > allowedGap) {
-        break;
-      }
-    }
-    return Math.abs(lastOccupied - centerIdx) * hzPerBin;
   }
 
-  let rawBw;
+  belowCount = 0;
-  if (oneSided !== 0) {
+  for (let i = peakIdx; i < maxIdx - 1; i++) {
-    rawBw = occupiedExtent(oneSided, maxSpanBins);
+    if (bins[i] < threshold) belowCount += 1;
-  } else {
+    else belowCount = 0;
-    const leftHz = occupiedExtent(-1, searchHalfBins);
+    if (belowCount >= 2) break;
-    const rightHz = occupiedExtent(1, searchHalfBins);
+    right = i;
-    // A symmetric RF filter must contain the larger of the two sidebands.
-    rawBw = 2 * Math.max(leftHz, rightHz);
   }
 
-  // Add a transition-band margin.  Weak WFM deliberately falls back to the
+  const shoulderPad = Math.max(1, Math.round((right - left) * 0.08));
-  // 60 kHz mode floor above: a narrower filter trades stereo/RDS content for
+  left = Math.max(0, left - shoulderPad);
-  // a useful improvement in intelligibility when the signal is very poor.
+  right = Math.min(maxIdx, right + shoulderPad);
-  rawBw *= isWfm ? 1.08 : 1.12;
+
-  if (isWfm) {
+  const hzPerBin = data.sample_rate / maxIdx;
-    const aci = Math.max(0, Math.min(100, Number(interference.aci) || 0)) / 100;
+  const rawBw = Math.max(hzPerBin, (right - left) * hzPerBin);
-    const cci = Math.max(0, Math.min(100, Number(interference.cci) || 0)) / 100;
+  const [, minBw, maxBw, stepBw] = mwDefaultsForMode(modeEl ? modeEl.value : "USB");
-    // Adjacent-channel energy is outside the wanted modulation, so ACI can
-    // safely drive the cap all the way from the 300 kHz ceiling to 60 kHz.
-    const aciCap = maxBw - (maxBw - minBw) * aci;
-    // CCI overlaps the wanted station and cannot be removed by an RF filter.
-    // Only distrust the widest edge estimates, retaining at least 65% of the
-    // useful range between the weak-signal floor and nominal WFM bandwidth.
-    const cciFloor = minBw + (defaultBw - minBw) * 0.65;
-    const cciCap = maxBw - (maxBw - cciFloor) * cci;
-    rawBw = Math.min(rawBw, aciCap, cciCap);
-  }
   const clamped = Math.max(minBw, Math.min(maxBw, rawBw));
   return Math.max(stepBw, Math.round(clamped / stepBw) * stepBw);
 }
 
 async function applyAutoBandwidth() {
   if (!lastSpectrumData || lastFreqHz == null) return;
-  // WFM interference telemetry belongs to the primary DSP channel. Do not
+  const estimated = estimateBandwidthAroundPeak(lastSpectrumData, lastFreqHz);
-  // apply it to a virtual channel, where it would describe the wrong signal.
-  const onVirtual = typeof vchanIsOnVirtual === "function" && vchanIsOnVirtual();
-  const interference = onVirtual ? {} : { cci: lastWfmCci, aci: lastWfmAci };
-  const estimated = estimateOccupiedBandwidth(lastSpectrumData, lastFreqHz, interference);
   if (!Number.isFinite(estimated) || estimated <= 0) {
     syncBandwidthInput(currentBandwidthHz);
     return;
@@ -4553,24 +4417,13 @@ async function applyAutoBandwidth() {
   if (lastSpectrumData) {
     scheduleSpectrumDraw();
   }
-  const mode = (modeEl?.value || "").toUpperCase();
-  let reason = "measured occupied spectrum";
-  if (mode === "WFM") {
-    if (estimated === 60_000 && lastWfmAci >= 20) reason = `high adjacent-channel interference (${Math.round(lastWfmAci)}% ACI)`;
-    else if (estimated === 60_000) reason = "weak-signal noise rejection";
-    else if (lastWfmAci >= lastWfmCci && lastWfmAci >= 10) reason = `${Math.round(lastWfmAci)}% ACI cap`;
-    else if (lastWfmCci >= 10) reason = `${Math.round(lastWfmCci)}% CCI confidence cap`;
-  }
-  window.trxUi?.notify(`Auto BW: ${formatBwLabel(estimated)} — ${reason}`, { kind: "success", duration: 5000 });
   try {
     if (typeof vchanInterceptBandwidth === "function" && await vchanInterceptBandwidth(estimated)) return;
     await postPath(`/set_bandwidth?hz=${estimated}`);
     if (Number.isFinite(lastFreqHz)) {
       await ensureTunedBandwidthCoverage(lastFreqHz);
     }
-  } catch (error) {
+  } catch (_) {}
-    window.trxUi?.notify("Automatic bandwidth could not be applied", { kind: "error", action: { label: "Retry", run: applyAutoBandwidth } });
-  }
 }
 
 if (spectrumBwInput) {
@@ -4659,7 +4512,6 @@ function _initMapWhenReady() {
 }
 
 function navigateToTab(name, options = {}) {
-  window.trxUi?.closeMobileOverlays?.();
   const { updateHistory = true, replaceHistory = false } = options;
   if (authEnabled && !authRole && name !== "main") {
     showAuthGate(false);
@@ -4670,7 +4522,6 @@ function navigateToTab(name, options = {}) {
   _activeTab = name;
   document.querySelectorAll(".tab-bar .tab").forEach((t) => t.classList.remove("active"));
   btn.classList.add("active");
-  window.trxUi?.syncSelectedTab(document.querySelector(".tab-bar-nav"), btn);
   document.querySelectorAll(".tab-panel").forEach((p) => p.style.display = "none");
   const panel = document.getElementById(`tab-${name}`);
   panel.style.display = "";
@@ -4699,7 +4550,6 @@ function navigateToTab(name, options = {}) {
     refreshRecorderStatus();
   }
 }
-window.navigateToTab = navigateToTab;
 
 document.querySelector(".tab-bar").addEventListener("click", (e) => {
   const btn = e.target.closest(".tab[data-tab]");
@@ -4858,7 +4708,7 @@ if (headerAuthBtn) {
   headerAuthBtn.addEventListener("click", async () => {
     if (authRole) {
       // Logged in - show logout confirmation
-      if (await window.trxUi.confirm({ title: "Log out?", message: "Audio and control access for this browser session will end.", confirmLabel: "Log out", danger: false })) {
+      if (confirm("Are you sure you want to logout?")) {
         await authLogout();
       }
     } else {
@@ -5059,15 +4909,11 @@ function latLonToMaidenhead(lat, lon) {
 function _wireSubTabBar(bar) {
   if (bar._subtabWired) return;
   bar._subtabWired = true;
-  window.trxUi?.prepareTabList(bar, "secondary");
   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");
-    window.trxUi?.syncSelectedTab(bar, btn);
-    const decoderPicker = document.getElementById("decoder-tab-select");
-    if (decoderPicker && btn.closest("#tab-digital-modes")) decoderPicker.value = btn.dataset.subtab;
     const parent = bar.parentElement;
     parent.querySelectorAll(".sub-tab-panel").forEach((p) => p.style.display = "none");
     const nextPanel = parent.querySelector(`#subtab-${btn.dataset.subtab}`);
@@ -5558,7 +5404,6 @@ function configureRxStream(nextInfo) {
   ensureRxAudioContext(nextSampleRate);
   rxGainNode.gain.value = rxVolSlider.value / 100;
   rxActive = true;
-  window.trxUi?.setButtonState(rxAudioBtn, { active: true, activeLabel: "Stop Audio", inactiveLabel: "Play Audio" });
   setAudioLevel(0);
   rxAudioBtn.style.borderColor = "#00d17f";
   rxAudioBtn.style.color = "#00d17f";
@@ -5760,7 +5605,6 @@ function startRxAudio() {
     // If TX was active when WS closed, release PTT
     if (txActive) { stopTxAudio(); }
     rxActive = false;
-    window.trxUi?.setButtonState(rxAudioBtn, { active: false, activeLabel: "Stop Audio", inactiveLabel: "Play Audio" });
     streamInfo = null;
     updateWfmControls();
     rxAudioBtn.style.borderColor = "";
@@ -5787,7 +5631,6 @@ function startRxAudio() {
 
 function stopRxAudio() {
   rxActive = false;
-  window.trxUi?.setButtonState(rxAudioBtn, { active: false, activeLabel: "Stop Audio", inactiveLabel: "Play Audio" });
   streamInfo = null;
   if (audioWs) { audioWs.close(); audioWs = null; }
   if (audioCtx) { audioCtx.close(); audioCtx = null; }
@@ -5826,7 +5669,6 @@ function startTxAudio() {
   }).then(async (stream) => {
     txStream = stream;
     txActive = true;
-    window.trxUi?.setButtonState(txAudioBtn, { active: true, activeLabel: "Stop Transmitting", inactiveLabel: "Transmit Audio" });
     txAudioBtn.style.borderColor = "#e55353";
     txAudioBtn.style.color = "#e55353";
     audioStatus.textContent = "RX+TX";
@@ -5904,7 +5746,6 @@ function startTxAudio() {
 async function stopTxAudio() {
   if (!txActive) return;
   txActive = false;
-  window.trxUi?.setButtonState(txAudioBtn, { active: false, activeLabel: "Stop Transmitting", inactiveLabel: "Transmit Audio" });
   clearTxTimeout();
 
   // Release PTT automatically
@@ -6150,7 +5991,7 @@ function renderRecorderFiles() {
   el.querySelectorAll(".rec-delete-btn").forEach(function (btn) {
     btn.addEventListener("click", async function () {
       const name = btn.dataset.name;
-      if (!await window.trxUi.confirm({ title: "Delete recording?", message: `${name} will be permanently removed.`, confirmLabel: "Delete" })) return;
+      if (!confirm("Delete recording " + name + "?")) return;
       try {
         const resp = await fetch("/api/recorder/files/" + encodeURIComponent(name), { method: "DELETE" });
         if (!resp.ok) throw new Error("HTTP " + resp.status);
@@ -6158,7 +5999,6 @@ function renderRecorderFiles() {
         renderRecorderFiles();
       } catch (e) {
         console.error("Delete failed", e);
-        window.trxUi?.notify("Recording could not be deleted", { kind: "error" });
       }
     });
   });
@@ -7095,13 +6935,6 @@ function startSpectrumStreaming() {
       const rds = lastSpectrumData?.rds;
       lastSpectrumData = { bins, center_hz: centerHz, sample_rate: sampleRate, rds };
       window.lastSpectrumData = lastSpectrumData;
-      const spectrumSummary = document.getElementById("spectrum-text-summary");
-      if (spectrumSummary && bins.length) {
-        let peakIndex = 0;
-        for (let i = 1; i < bins.length; i += 1) if (bins[i] > bins[peakIndex]) peakIndex = i;
-        const peakHz = centerHz - sampleRate / 2 + (peakIndex / Math.max(1, bins.length - 1)) * sampleRate;
-        spectrumSummary.textContent = `Spectrum centered at ${formatFreqForHumans(centerHz)}, spanning ${formatFreqForHumans(sampleRate)}. Strongest visible bin near ${formatFreqForHumans(peakHz)} at ${bins[peakIndex]} dB.`;
-      }
       // Server confirmed a new center — clear optimistic pending value.
       if (spectrumCenterPendingHz !== null && Math.abs(centerHz - spectrumCenterPendingHz) < 1000) {
         spectrumCenterPendingHz = null;
@@ -8564,12 +8397,7 @@ if (spectrumCanvas || overviewCanvas) {
             await ensureTunedBandwidthCoverage(lastFreqHz, currentBandwidthHz);
           }
         }
-      } catch (error) {
+      } catch (_) {}
-        window.trxUi?.notify("Bandwidth could not be changed", {
-          kind: "error",
-          action: { label: "Retry", run: () => postPath(`/set_bandwidth?hz=${Math.round(currentBandwidthHz)}`) },
-        });
-      }
       _bwDragEdge = null;
       _bwDragCanvas = null;
       return;

src/trx-client/trx-frontend/trx-frontend-http/assets/web/index.html

@@ -43,7 +43,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
             <div class="subtitle" id="location-subtitle" style="display:none;"></div>
           </div>
         </div>
-        <div class="tab-bar-nav" aria-label="Primary navigation">
+        <div class="tab-bar-nav">
           <button class="tab active" data-tab="main">
             <svg class="tab-icon" aria-hidden="true"><use href="#icon-home"/></svg>
             <span class="tab-label">Main</span>
@@ -85,7 +85,6 @@ SPDX-License-Identifier: GPL-2.0-or-later
         <button id="header-rec-btn" class="header-bar-btn header-rec-btn" type="button" aria-label="Toggle recording" title="Toggle recording">REC</button>
         <div class="header-rig-switch">
           <select id="header-rig-switch-select" aria-label="Select active rig"></select>
-          <span id="header-rig-summary" class="header-rig-summary" aria-live="polite"></span>
         </div>
         <div class="header-style-pick">
           <select id="header-style-pick-select" aria-label="Select UI style">
@@ -141,14 +140,13 @@ SPDX-License-Identifier: GPL-2.0-or-later
         <div class="spectrum-wrap">
           <div id="spectrum-bookmark-axis"></div>
           <div id="spectrum-bookmark-side-left" class="spectrum-bookmark-side spectrum-bookmark-side-left" aria-hidden="true"></div>
-          <canvas id="spectrum-canvas" tabindex="0" role="img" aria-label="Spectrum display" aria-describedby="spectrum-text-summary"></canvas>
+          <canvas id="spectrum-canvas" tabindex="0" role="img" aria-label="Spectrum display"></canvas>
-          <p id="spectrum-text-summary" class="visually-hidden">Spectrum data is waiting for the receiver.</p>
           <div id="spectrum-zoom-indicator" aria-hidden="true"></div>
           <div id="spectrum-minimap" aria-hidden="true"><div class="minimap-view"></div></div>
           <div id="spectrum-db-axis" aria-hidden="true"></div>
           <div id="spectrum-bookmark-side-right" class="spectrum-bookmark-side spectrum-bookmark-side-right" aria-hidden="true"></div>
           <div id="spectrum-tooltip"></div>
-          <canvas id="spectrum-waterfall-canvas" tabindex="0" role="img" aria-label="Waterfall display" aria-describedby="spectrum-text-summary" style="display:none;"></canvas>
+          <canvas id="spectrum-waterfall-canvas" tabindex="0" role="img" aria-label="Waterfall display" style="display:none;"></canvas>
           <div id="spectrum-freq-axis">
             <button id="spectrum-center-left-btn" class="spectrum-edge-shift spectrum-edge-shift-left" type="button" aria-label="Shift spectrum center left">&lsaquo;</button>
             <button id="spectrum-center-right-btn" class="spectrum-edge-shift spectrum-edge-shift-right" type="button" aria-label="Shift spectrum center right">&rsaquo;</button>
@@ -206,12 +204,12 @@ SPDX-License-Identifier: GPL-2.0-or-later
             <div class="label"><span>Signal strength</span></div>
           </div>
           <div class="freq-field frequency-col">
-            <input class="status-input" id="freq" type="text" value="--" aria-describedby="freq-label" aria-label="Tuned frequency" />
+            <input class="status-input" id="freq" type="text" value="--" />
-            <div class="label" id="freq-label"><span>Frequency</span></div>
+            <div class="label"><span>Frequency</span></div>
           </div>
           <div class="freq-field frequency-col center-frequency-col" id="center-freq-field" style="display:none;">
-            <input class="status-input" id="center-freq" type="text" value="--" aria-describedby="center-freq-label" aria-label="SDR center frequency" />
+            <input class="status-input" id="center-freq" type="text" value="--" />
-            <div class="label" id="center-freq-label"><span>Center Frequency</span></div>
+            <div class="label"><span>Center Frequency</span></div>
           </div>
           <div class="freq-field unit-col">
             <div class="jog-step" id="jog-step">
@@ -237,7 +235,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
               <div class="controls-col label-below-col">
                 <div class="label"><span>Mode</span></div>
                 <div class="inline">
-                  <select class="status-input" id="mode" aria-label="Demodulation mode"></select>
+                  <select class="status-input" id="mode"></select>
                 </div>
               </div>
               <div class="controls-col controls-col-center">
@@ -309,9 +307,9 @@ SPDX-License-Identifier: GPL-2.0-or-later
               <div class="controls-col controls-col-power label-below-col" id="tx-power-col">
                 <div class="label"><span>Transmit / Power</span></div>
                 <div class="btn-grid">
-                  <button id="ptt-btn" type="button" aria-pressed="false">Start TX</button>
+                  <button id="ptt-btn" type="button">Toggle PTT</button>
-                  <button id="power-btn" type="button" aria-pressed="false">Power On</button>
+                  <button id="power-btn" type="button">Toggle Power</button>
-                  <button id="lock-btn" type="button" aria-pressed="false">Lock Tuning</button>
+                  <button id="lock-btn" type="button">Lock</button>
                 </div>
               </div>
             </div>
@@ -358,14 +356,9 @@ SPDX-License-Identifier: GPL-2.0-or-later
               </div>
             </div>
             <div class="full-row label-below-row" id="vchan-row">
-              <div class="label"><span>Channels</span></div>
+              <div class="label"><span>Channels / Scheduler</span></div>
               <div class="channel-scheduler-controls">
                 <div class="vchan-picker" id="vchan-picker"></div>
-              </div>
-            </div>
-            <details id="scheduler-controls" class="advanced-radio-controls scheduler-controls-section">
-              <summary>Scheduler controls</summary>
-              <div class="advanced-radio-body">
                 <div class="scheduler-control-row" style="display:none">
                   <div class="scheduler-release-wrap">
                     <button id="scheduler-release-btn" type="button">Release to Scheduler</button>
@@ -388,7 +381,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
                   </div>
                 </div>
               </div>
-            </details>
+            </div>
             <div class="full-row label-below-row">
               <div class="label"><span>Signal</span></div>
               <div class="signal" style="gap: 1rem;">
@@ -419,24 +412,20 @@ SPDX-License-Identifier: GPL-2.0-or-later
                 <button id="tx-limit-btn" type="button">Set</button>
               </div>
             </div>
-            <details id="audio-controls" class="advanced-radio-controls audio-controls-section">
+            <div class="full-row label-below-row" id="audio-row">
-              <summary>Audio controls</summary>
+              <div class="label"><span>Audio</span></div>
-              <div class="advanced-radio-body">
+              <div class="inline" style="gap: 0.6rem; flex-wrap: wrap; align-items: center;">
-                <div class="full-row" id="audio-row">
+                <button id="rx-audio-btn" type="button">Play Audio</button>
-                  <div class="inline" style="gap: 0.6rem; flex-wrap: wrap; align-items: center;">
+                <button id="tx-audio-btn" type="button">Transmit Audio</button>
-                    <button id="rx-audio-btn" type="button">Play Audio</button>
+                <label class="vol-label">RX<input type="range" id="rx-vol" min="0" max="100" value="80" class="vol-slider" /><small class="vol-pct" id="rx-vol-pct">80%</small></label>
-                    <button id="tx-audio-btn" type="button">Transmit Audio</button>
+                <label class="vol-label">TX<input type="range" id="tx-vol" min="0" max="100" value="80" class="vol-slider" /><small class="vol-pct" id="tx-vol-pct">80%</small></label>
-                    <label class="vol-label">RX<input type="range" id="rx-vol" min="0" max="100" value="80" class="vol-slider" /><small class="vol-pct" id="rx-vol-pct">80%</small></label>
+                <label class="vol-label" id="sdr-squelch-wrap" style="display:none;">SQL<input type="range" id="sdr-squelch" min="0" max="100" value="0" class="vol-slider" /><small class="vol-pct" id="sdr-squelch-pct">Open</small><button id="sdr-squelch-auto" type="button" class="sql-auto-btn" title="Set squelch to current noise level">Auto</button></label>
-                    <label class="vol-label">TX<input type="range" id="tx-vol" min="0" max="100" value="80" class="vol-slider" /><small class="vol-pct" id="tx-vol-pct">80%</small></label>
+                <div id="audio-level">
-                    <label class="vol-label" id="sdr-squelch-wrap" style="display:none;">SQL<input type="range" id="sdr-squelch" min="0" max="100" value="0" class="vol-slider" /><small class="vol-pct" id="sdr-squelch-pct">Open</small><button id="sdr-squelch-auto" type="button" class="sql-auto-btn" title="Set squelch to current noise level">Auto</button></label>
+                  <div id="audio-level-fill"></div>
-                    <div id="audio-level">
-                      <div id="audio-level-fill"></div>
-                    </div>
-                    <small id="audio-status" style="min-width: 60px;">Off</small>
-                  </div>
                 </div>
+                <small id="audio-status" style="min-width: 60px;">Off</small>
               </div>
-            </details>
+            </div>
           </div>
         </div>
       </div>
@@ -506,7 +495,6 @@ SPDX-License-Identifier: GPL-2.0-or-later
             </label>
           </div>
           <div class="bm-form-actions">
-            <div id="bm-form-error" class="form-error" role="alert" aria-live="polite"></div>
             <button type="submit" class="bm-save-btn">Save</button>
             <button type="button" id="bm-form-cancel">Cancel</button>
           </div>
@@ -542,7 +530,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
       </div>
     </div>
     <div id="tab-digital-modes" class="tab-panel" style="display:none;">
-      <div class="sub-tab-bar" aria-label="Decoder views">
+      <div class="sub-tab-bar">
         <button class="sub-tab active" data-subtab="overview">Overview</button>
         <button class="sub-tab" data-subtab="ais">AIS</button>
         <button class="sub-tab" data-subtab="vdes">VDES</button>
@@ -1639,7 +1627,6 @@ SPDX-License-Identifier: GPL-2.0-or-later
   <script defer src="/vendor/leaflet.js"></script>
   <script defer src="/leaflet-ais-tracksymbol.js"></script>
   <script defer src="/webgl-renderer.js"></script>
-  <script defer src="/ui-core.js"></script>
   <script defer src="/app.js"></script>
   <script>
 // Lazy plugin loader: loads plugin scripts when their tab/feature is first activated
@@ -1654,41 +1641,16 @@ SPDX-License-Identifier: GPL-2.0-or-later
     'settings': ['/vchan.js', '/scheduler.js']
   };
   var loaded = new Set();
-  var loading = new Map();
-
-  function loadScript(src) {
-    if (loaded.has(src)) return Promise.resolve();
-    if (loading.has(src)) return loading.get(src);
-
-    var request = new Promise(function(resolve, reject) {
-      var s = document.createElement('script');
-      s.src = src;
-      s.onload = function() {
-        loaded.add(src);
-        loading.delete(src);
-        resolve();
-      };
-      s.onerror = function() {
-        loading.delete(src);
-        reject(new Error('Failed to load plugin script: ' + src));
-      };
-      document.body.appendChild(s);
-    });
-    loading.set(src, request);
-    return request;
-  }
-
   function loadPlugins(tab) {
     var scripts = pluginScripts[tab];
-    if (!scripts) return Promise.resolve();
+    if (!scripts) return;
-    return scripts.reduce(function(sequence, src) {
+    scripts.forEach(function(src) {
-      return sequence.then(function() { return loadScript(src); });
+      if (loaded.has(src)) return;
-    }, Promise.resolve());
+      loaded.add(src);
-  }
+      var s = document.createElement('script');
-
+      s.src = src;
-  function requestPlugins(tab) {
+      s.defer = true;
-    return loadPlugins(tab).catch(function(err) {
+      document.body.appendChild(s);
-      console.error(err);
     });
   }
   // Eager plugin loading is triggered by app.js (after window.trx is set up)
@@ -1696,14 +1658,12 @@ SPDX-License-Identifier: GPL-2.0-or-later
   // loading them before app.js would cause map-core.js to crash when
   // window.trx is not yet defined.
   window.loadEagerPlugins = function() {
-    return Promise.all(
+    ['digital-modes', 'map-data', 'bookmarks', 'settings'].forEach(loadPlugins);
-      ['digital-modes', 'map-data', 'bookmarks', 'settings'].map(requestPlugins)
-    );
   };
   // Load others on tab switch
   document.addEventListener('click', function(e) {
     var tab = e.target.closest('[data-tab]');
-    if (tab) requestPlugins(tab.dataset.tab);
+    if (tab) loadPlugins(tab.dataset.tab);
   });
   window.loadPluginsForTab = loadPlugins;
 })();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ais.js

@@ -382,7 +382,7 @@ window.pruneAisHistoryView = function() {
 };
 
 document.getElementById("settings-clear-ais-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear AIS history?", message: "All stored AIS messages will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all AIS decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_ais_decode");
     window.resetAisHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/aprs.js

@@ -442,7 +442,7 @@ window.restoreAprsHistory = function(packets) {
 };
 
 document.getElementById("settings-clear-aprs-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear APRS history?", message: "All stored APRS packets will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all APRS decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_aprs_decode");
     window.resetAprsHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/background-decode.js

@@ -215,10 +215,10 @@
       });
   }
 
-  async function resetBackgroundDecode() {
+  function resetBackgroundDecode() {
     const rigId = currentRigId;
     if (!rigId) return;
-    if (!await window.trxUi.confirm({ title: "Reset background decoding?", message: "The current background decode configuration will be permanently reset.", confirmLabel: "Reset" })) return;
+    if (!confirm("Reset background decode configuration? This cannot be undone.")) return;
     apiResetConfig(rigId)
       .then(function (saved) {
         currentConfig = saved;

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/bookmarks.js

@@ -331,13 +331,8 @@ async function bmSave(e) {
   const comment = document.getElementById("bm-comment").value.trim();
   const decoders = bmReadDecoders();
 
-  const formError = document.getElementById("bm-form-error");
-  if (formError) formError.textContent = "";
   if (!name || !Number.isFinite(freq_hz) || !mode) {
-    if (formError) formError.textContent = "Enter a name, a valid frequency, and a mode.";
+    alert("Name, Frequency, and Mode are required.");
-    const invalid = !name ? document.getElementById("bm-name")
-      : !Number.isFinite(freq_hz) ? document.getElementById("bm-freq") : document.getElementById("bm-mode");
-    invalid?.focus();
     return;
   }
 
@@ -378,13 +373,12 @@ async function bmSave(e) {
     await bmFetch(document.getElementById("bm-category-filter").value);
   } catch (err) {
     console.error("Failed to save bookmark:", err);
-    if (formError) formError.textContent = "Failed to save bookmark: " + err.message;
+    alert("Failed to save bookmark: " + err.message);
-    window.trxUi?.notify("Bookmark could not be saved", { kind: "error" });
   }
 }
 
 async function bmDelete(id) {
-  if (!await window.trxUi.confirm({ title: "Delete bookmark?", message: "This bookmark will be permanently removed.", confirmLabel: "Delete" })) return;
+  if (!confirm("Delete this bookmark?")) return;
   const bm = bmList.find((b) => b.id === id);
   const scope = bm ? bm.scope : undefined;
   try {
@@ -395,7 +389,7 @@ async function bmDelete(id) {
     await bmFetch(document.getElementById("bm-category-filter").value);
   } catch (err) {
     console.error("Failed to delete bookmark:", err);
-    window.trxUi?.notify("Failed to delete bookmark: " + err.message, { kind: "error" });
+    alert("Failed to delete bookmark: " + err.message);
   }
 }
 
@@ -561,12 +555,7 @@ async function bmMoveSelected() {
   const target = document.getElementById("bm-move-target")?.value;
   if (!target) return;
   const targetLabel = document.getElementById("bm-move-target")?.selectedOptions[0]?.textContent || target;
-  if (!await window.trxUi.confirm({
+  if (!confirm(`Move ${ids.length} bookmark${ids.length > 1 ? "s" : ""} to "${targetLabel}"?`)) return;
-    title: "Move selected bookmarks?",
-    message: `${ids.length} bookmark${ids.length > 1 ? "s" : ""} will move to “${targetLabel}”.`,
-    confirmLabel: "Move",
-    danger: false,
-  })) return;
   try {
     // Group selected IDs by their owning scope (skip if already in target).
     const byScope = {};
@@ -588,7 +577,7 @@ async function bmMoveSelected() {
     await bmFetch(document.getElementById("bm-category-filter").value);
   } catch (err) {
     console.error("Failed to move bookmarks:", err);
-    window.trxUi?.notify("Failed to move bookmarks: " + err.message, { kind: "error" });
+    alert("Failed to move bookmarks: " + err.message);
   }
 }
 
@@ -609,11 +598,7 @@ function bmSyncSelectAllCheckbox() {
 async function bmDeleteSelected() {
   const ids = Array.from(bmSelected);
   if (ids.length === 0) return;
-  if (!await window.trxUi.confirm({
+  if (!confirm(`Delete ${ids.length} selected bookmark${ids.length > 1 ? "s" : ""}?`)) return;
-    title: "Delete selected bookmarks?",
-    message: `${ids.length} bookmark${ids.length > 1 ? "s" : ""} will be permanently removed.`,
-    confirmLabel: "Delete",
-  })) return;
   try {
     // Group selected IDs by their owning scope.
     const byScope = {};
@@ -634,7 +619,7 @@ async function bmDeleteSelected() {
     await bmFetch(document.getElementById("bm-category-filter").value);
   } catch (err) {
     console.error("Failed to delete bookmarks:", err);
-    window.trxUi?.notify("Failed to delete bookmarks: " + err.message, { kind: "error" });
+    alert("Failed to delete bookmarks: " + err.message);
   }
 }
 

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/cw.js

@@ -364,7 +364,7 @@ window.resetCwHistoryView = function() {
 };
 
 document.getElementById("settings-clear-cw-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear CW history?", message: "All stored CW decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all CW decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_cw_decode");
     window.resetCwHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ft2.js

@@ -190,7 +190,7 @@ ft2DecodeToggleBtn?.addEventListener("click", async () => {
 });
 
 document.getElementById("settings-clear-ft2-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear FT2 history?", message: "All stored FT2 decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all FT2 decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_ft2_decode");
     window.resetFt2HistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ft4.js

@@ -190,7 +190,7 @@ ft4DecodeToggleBtn?.addEventListener("click", async () => {
 });
 
 document.getElementById("settings-clear-ft4-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear FT4 history?", message: "All stored FT4 decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all FT4 decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_ft4_decode");
     window.resetFt4HistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ft8.js

@@ -462,7 +462,7 @@ ft8DecodeToggleBtn?.addEventListener("click", async () => {
 });
 
 document.getElementById("settings-clear-ft8-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear FT8 history?", message: "All stored FT8 decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all FT8 decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_ft8_decode");
     window.resetFt8HistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/hf-aprs.js

@@ -388,7 +388,7 @@ hfAprsDecodeToggleBtn?.addEventListener("click", async () => {
 });
 
 document.getElementById("settings-clear-hf-aprs-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear HF APRS history?", message: "All stored HF APRS packets will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all HF APRS decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_hf_aprs_decode");
     window.resetHfAprsHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/sat-scheduler.js

@@ -250,9 +250,9 @@
     var noradId = dom.norad ? parseInt(dom.norad.value, 10) : NaN;
     var bmId = dom.bookmark ? dom.bookmark.value : "";
 
-    if (!satellite) { window.trxUi?.notify("Enter a satellite name.", { kind: "error" }); document.getElementById("scheduler-sat-name")?.focus(); return; }
+    if (!satellite)                    { alert("Please enter a satellite name."); return; }
-    if (isNaN(noradId) || noradId <= 0) { window.trxUi?.notify("Enter a valid NORAD catalog number.", { kind: "error" }); document.getElementById("scheduler-sat-norad")?.focus(); return; }
+    if (isNaN(noradId) || noradId <= 0) { alert("Please enter a valid NORAD catalog number."); return; }
-    if (!bmId) { window.trxUi?.notify("Select a bookmark.", { kind: "error" }); document.getElementById("scheduler-sat-bookmark")?.focus(); return; }
+    if (!bmId)                         { alert("Please select a bookmark."); return; }
 
     var minEl = dom.minEl ? parseFloat(dom.minEl.value) : 5;
     var prio = dom.priority ? parseInt(dom.priority.value, 10) : 0;

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/sat.js

@@ -295,7 +295,7 @@ satDom.typeFilter?.addEventListener("change", () => renderSatHistoryTable());
 document
   .getElementById("settings-clear-sat-history")
   ?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear satellite history?", message: "All stored satellite decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+    if (!confirm("Clear all satellite decode history? This cannot be undone.")) return;
     try {
       await postPath("/clear_lrpt_decode");
       window.resetSatHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/scheduler.js

@@ -599,7 +599,7 @@
 
     const bmId = bmEl.value;
     if (!bmId) {
-      window.trxUi?.notify("Select a primary bookmark before saving.", { kind: "error" });
+      alert("Please select a primary bookmark.");
       return;
     }
 
@@ -887,7 +887,7 @@
       var recEl = tr.querySelector('[data-field="record"]');
       var exEl = tr.querySelector('[data-field="exclusive"]');
 
-      if (bmEl && !bmEl.value) { window.trxUi?.notify("Select a bookmark before saving.", { kind: "error" }); bmEl.focus(); return; }
+      if (bmEl && !bmEl.value) { alert('Please select a bookmark.'); return; }
 
       entry.start_min = hhmmToMin(startEl.value);
       entry.end_min = hhmmToMin(endEl.value);
@@ -1236,10 +1236,10 @@
     return el ? el.value : "";
   }
 
-  async function resetScheduler() {
+  function resetScheduler() {
     const rig = currentRigId;
     if (!rig) return;
-    if (!await window.trxUi.confirm({ title: "Reset scheduler?", message: "This rig's scheduler configuration will be reset to Disabled.", confirmLabel: "Reset" })) return;
+    if (!confirm("Reset scheduler for this rig to Disabled?")) return;
 
     apiDeleteScheduler(rig)
       .then(function () {

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/vdes.js

@@ -317,7 +317,7 @@ window.restoreVdesHistory = function(messages) {
 };
 
 document.getElementById("settings-clear-vdes-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear VDES history?", message: "All stored VDES decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all VDES decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_vdes_decode");
     window.resetVdesHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/wspr.js

@@ -270,7 +270,7 @@ wsprDecodeToggleBtn?.addEventListener("click", async () => {
 });
 
 document.getElementById("settings-clear-wspr-history")?.addEventListener("click", async () => {
-  if (!await window.trxUi.confirm({ title: "Clear WSPR history?", message: "All stored WSPR decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
+  if (!confirm("Clear all WSPR decode history? This cannot be undone.")) return;
   try {
     await postPath("/clear_wspr_decode");
     window.resetWsprHistoryView();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/style.css

@@ -1231,7 +1231,7 @@ small { color: var(--text-muted); }
 }
 .top-bar-actions {
   display: flex;
-  align-items: flex-start;
+  align-items: center;
   gap: 0.45rem 0.6rem;
   min-width: 0;
   flex-wrap: wrap;
@@ -1404,21 +1404,10 @@ small { color: var(--text-muted); }
   padding: 0.9rem 0.2rem 0;
 }
 .header-rig-switch {
-  display: grid;
+  display: flex;
-  grid-template-columns: minmax(0, 1fr);
+  align-items: center;
-  align-items: start;
   gap: 0.35rem;
 }
-.header-rig-summary {
-  display: block;
-  max-width: 20rem;
-  color: var(--text-muted);
-  font-size: var(--fs-xs);
-  line-height: 1.35;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
 .header-rig-switch select {
   min-width: 8rem;
   height: 2rem;
@@ -1428,7 +1417,6 @@ small { color: var(--text-muted); }
   background: var(--input-bg);
   color: var(--text);
   font-size: 0.85rem;
-  align-self: start;
 }
 .header-rig-switch button {
   height: 2rem;
@@ -2851,256 +2839,6 @@ canvas:focus-visible, [tabindex]:focus-visible {
   outline-offset: 2px;
 }
 
-/* ── Shared interaction primitives ───────────────────────────────────── */
-.visually-hidden {
-  position: absolute !important;
-  width: 1px; height: 1px; padding: 0; margin: -1px;
-  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
-}
-.toast-region {
-  position: fixed;
-  z-index: 120;
-  right: var(--space-4);
-  bottom: var(--space-4);
-  display: flex;
-  flex-direction: column;
-  gap: var(--space-2);
-  width: min(28rem, calc(100vw - 2rem));
-  pointer-events: none;
-}
-.toast {
-  --toast-accent: var(--accent-yellow);
-  position: relative;
-  display: grid;
-  grid-template-columns: 1.25rem minmax(0, 1fr) auto;
-  align-items: center;
-  gap: var(--space-3);
-  min-height: 3rem;
-  padding: 0.7rem 0.75rem;
-  border: 1px solid color-mix(in srgb, var(--toast-accent) 35%, var(--border-light));
-  border-radius: var(--radius-md);
-  background: color-mix(in srgb, var(--card-bg) 96%, var(--toast-accent) 4%);
-  color: var(--text);
-  box-shadow: 0 14px 38px color-mix(in srgb, #000 38%, transparent), inset 3px 0 0 var(--toast-accent);
-  opacity: 0;
-  transform: translateY(0.65rem) scale(0.98);
-  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
-  pointer-events: auto;
-}
-.toast::before {
-  display: grid;
-  place-items: center;
-  width: 1.25rem;
-  height: 1.25rem;
-  border-radius: var(--radius-pill);
-  background: color-mix(in srgb, var(--toast-accent) 18%, transparent);
-  color: var(--toast-accent);
-  content: "i";
-  font-size: var(--fs-xs);
-  font-weight: 800;
-}
-.toast > span { min-width: 0; line-height: 1.35; }
-.toast-visible { opacity: 1; transform: translateY(0); }
-.toast-success { --toast-accent: var(--accent-green); }
-.toast-success::before { content: "✓"; }
-.toast-error { --toast-accent: var(--accent-red); }
-.toast-error::before { content: "!"; }
-.toast button {
-  width: auto;
-  min-height: 2rem;
-  height: 2rem;
-  padding: 0 var(--space-3);
-  border-color: color-mix(in srgb, var(--toast-accent) 55%, var(--btn-border));
-  color: var(--toast-accent);
-  font-size: var(--fs-sm);
-  font-weight: 700;
-}
-.ui-dialog {
-  max-width: none;
-  border: 0;
-  padding: 0;
-  border-radius: var(--radius-lg);
-  color: var(--text);
-  background: transparent;
-  box-shadow: 0 24px 70px color-mix(in srgb, #000 55%, transparent);
-}
-.ui-dialog::backdrop { background: rgba(3, 8, 18, 0.72); backdrop-filter: blur(5px); }
-.ui-dialog-card {
-  width: min(29rem, calc(100vw - 2rem));
-  margin: 0;
-  padding: var(--space-6);
-  border: 1px solid var(--border-light);
-  border-radius: var(--radius-lg);
-  background: linear-gradient(145deg, color-mix(in srgb, var(--card-bg) 94%, var(--text) 6%), var(--card-bg));
-  box-sizing: border-box;
-}
-.ui-dialog-card h2 { margin: 0 0 var(--space-2); color: var(--text-heading); font-size: var(--fs-md); line-height: 1.3; }
-.ui-dialog-card p { margin: 0; color: var(--text-muted); line-height: 1.55; }
-.ui-dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-6); }
-.ui-dialog-actions button { min-width: 6rem; }
-.ui-dialog-actions .danger { background: var(--accent-red); border-color: var(--accent-red); color: #fff; font-weight: 700; }
-.ui-dialog-actions .danger:hover:not(:disabled) { background: color-mix(in srgb, var(--accent-red) 82%, #fff); border-color: color-mix(in srgb, var(--accent-red) 82%, #fff); }
-.form-error { flex: 1 1 100%; min-height: 1.2em; color: var(--accent-red); font-size: var(--fs-sm); font-weight: 600; }
-button.is-active {
-  border-color: var(--accent-green);
-  background: color-mix(in srgb, var(--btn-bg) 82%, var(--accent-green) 18%);
-  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-green) 32%, transparent), 0 0 0 1px color-mix(in srgb, var(--accent-green) 12%, transparent);
-}
-#ptt-btn.is-active { background: var(--accent-red) !important; border-color: var(--accent-red) !important; color: white !important; }
-.is-busy { cursor: progress !important; opacity: 0.68; }
-.operator-layout-picker {
-  display: inline-flex;
-  align-items: center;
-  min-height: 2rem;
-  padding-left: 0.6rem;
-  border: 1px solid var(--border-light);
-  border-radius: var(--radius-md);
-  background: color-mix(in srgb, var(--input-bg) 88%, transparent);
-  color: var(--text-muted);
-  font-size: var(--fs-xs);
-  font-weight: 700;
-  letter-spacing: 0.04em;
-  text-transform: uppercase;
-  overflow: visible;
-}
-.operator-layout-picker::before { content: "Layout"; }
-.operator-layout-picker select {
-  width: auto;
-  min-height: 2rem;
-  max-width: 9rem;
-  padding: 0 1.75rem 0 0.45rem;
-  border: 0;
-  background-color: transparent;
-  color: var(--text);
-  font-size: var(--fs-sm);
-  font-weight: 600;
-  text-transform: none;
-  cursor: pointer;
-}
-.operator-layout-picker:focus-within { border-color: var(--accent-green); box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-green) 20%, transparent); }
-.operator-layout-picker select:focus-visible { outline: 0; }
-.advanced-radio-controls {
-  margin-top: var(--space-3);
-  border: 1px solid color-mix(in srgb, var(--border-light) 75%, transparent);
-  border-radius: var(--radius-md);
-  background: color-mix(in srgb, var(--input-bg) 68%, transparent);
-  overflow: clip;
-  transition: border-color var(--dur-fast) var(--ease-standard), background-color var(--dur-fast) var(--ease-standard);
-}
-.advanced-radio-controls:hover { border-color: var(--border-light); }
-.advanced-radio-controls[open] { background: color-mix(in srgb, var(--surface) 86%, transparent); }
-.advanced-radio-controls summary {
-  display: flex;
-  align-items: center;
-  gap: var(--space-2);
-  padding: 0.65rem 0.75rem;
-  color: var(--text-heading);
-  font-size: var(--fs-sm);
-  font-weight: 700;
-  cursor: pointer;
-  list-style: none;
-  user-select: none;
-}
-.advanced-radio-controls summary::-webkit-details-marker { display: none; }
-.advanced-radio-controls summary::before {
-  content: "›";
-  color: var(--accent-text);
-  font-size: 1.2rem;
-  line-height: 1;
-  transform: rotate(0deg);
-  transition: transform var(--dur-base) var(--ease-standard);
-}
-.advanced-radio-controls[open] summary::before { transform: rotate(90deg); }
-.advanced-radio-controls[open] summary { border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent); }
-.advanced-radio-body { display: grid; gap: var(--space-3); padding: var(--space-3); }
-.advanced-radio-body > * { margin: 0; }
-body[data-operator-layout="digital"] .controls-col-wfm { display: none !important; }
-body[data-operator-layout="broadcast"] #tx-power-col,
-body[data-operator-layout="broadcast"] #tx-meters,
-body[data-operator-layout="broadcast"] #tx-limit-row,
-body[data-operator-layout="broadcast"] #vfo-row,
-body[data-operator-layout="broadcast"] #sam-controls-col,
-body[data-operator-layout="broadcast"] #advanced-radio-controls {
-  display: none !important;
-}
-body[data-operator-layout="broadcast"] .controls-row {
-  grid-template-columns: minmax(8rem, 0.65fr) auto minmax(20rem, 2fr);
-}
-body[data-operator-layout="broadcast"] #wfm-controls-col,
-body[data-operator-layout="broadcast"] #audio-row,
-body[data-operator-layout="broadcast"] #spectrum-bw-row {
-  border-color: color-mix(in srgb, var(--accent-green) 42%, var(--border-light));
-  background: color-mix(in srgb, var(--accent-green) 7%, transparent);
-}
-body[data-operator-layout="broadcast"] #wfm-controls-col {
-  padding: var(--space-2) var(--space-3);
-  border: 1px solid color-mix(in srgb, var(--accent-green) 42%, var(--border-light));
-  border-radius: var(--radius-md);
-}
-body[data-operator-layout="broadcast"] #audio-row {
-  padding: var(--space-3);
-  border: 1px solid color-mix(in srgb, var(--accent-green) 42%, var(--border-light));
-  border-radius: var(--radius-md);
-}
-body[data-operator-layout="broadcast"] #spectrum-bw-row {
-  padding: var(--space-2);
-  border: 1px solid color-mix(in srgb, var(--accent-green) 42%, var(--border-light));
-  border-radius: var(--radius-sm);
-}
-body[data-operator-layout="broadcast"] #ais-bar-overlay,
-body[data-operator-layout="broadcast"] #vdes-bar-overlay,
-body[data-operator-layout="broadcast"] #ft8-bar-overlay,
-body[data-operator-layout="broadcast"] #aprs-bar-overlay,
-body[data-operator-layout="broadcast"] #hf-aprs-bar-overlay,
-body[data-operator-layout="broadcast"] #cw-bar-overlay {
-  display: none !important;
-}
-@media (max-width: 760px) {
-  body[data-operator-layout="broadcast"] .controls-row { grid-template-columns: 1fr auto; }
-  body[data-operator-layout="broadcast"] #wfm-controls-col { grid-column: 1 / -1; }
-}
-.mobile-more-btn, .mobile-more-menu, .decoder-tab-select { display: none; }
-.mobile-more-menu {
-  position: fixed;
-  right: max(0.75rem, env(safe-area-inset-right));
-  bottom: calc(5.4rem + env(safe-area-inset-bottom));
-  z-index: 80;
-  min-width: 12rem;
-  padding: var(--space-2);
-  border: 1px solid var(--border-light);
-  border-radius: var(--radius-md);
-  background: color-mix(in srgb, var(--card-bg) 97%, transparent);
-  box-shadow: 0 18px 45px color-mix(in srgb, #000 42%, transparent);
-}
-.mobile-more-menu.is-open { display: grid; gap: 0.2rem; animation: trx-menu-in var(--dur-base) var(--ease-out); }
-.mobile-more-menu button {
-  justify-content: flex-start;
-  width: 100%;
-  height: 2.65rem;
-  padding: 0 var(--space-3);
-  border-color: transparent;
-  background: transparent;
-  text-align: left;
-}
-.mobile-more-menu button:hover { background: var(--btn-hover-bg); border-color: transparent; }
-.decoder-state-dot {
-  display: inline-block;
-  width: 0.45rem;
-  height: 0.45rem;
-  margin-left: 0.4rem;
-  border: 1px solid color-mix(in srgb, var(--text-muted) 70%, transparent);
-  border-radius: 50%;
-  background: color-mix(in srgb, var(--text-muted) 60%, transparent);
-  vertical-align: middle;
-}
-.decoder-state-dot[data-state="active"] { background: var(--accent-green); box-shadow: 0 0 0.35rem color-mix(in srgb, var(--accent-green) 65%, transparent); }
-.decoder-state-dot[data-state="error"] { background: var(--accent-red); }
-@keyframes trx-menu-in { from { opacity: 0; transform: translateY(0.4rem) scale(0.98); } to { opacity: 1; transform: none; } }
-
-@media (prefers-reduced-motion: reduce) {
-  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
-}
-
 /* ── Scrollbars ───────────────────────────────────────────────────────── */
 ::-webkit-scrollbar { width: 6px; height: 6px; }
 ::-webkit-scrollbar-track { background: transparent; }
@@ -3215,7 +2953,7 @@ body[data-operator-layout="broadcast"] #cw-bar-overlay {
     bottom: calc(0.55rem + env(safe-area-inset-bottom));
     z-index: 30;
     display: grid;
-    grid-template-columns: repeat(5, minmax(0, 1fr));
+    grid-template-columns: repeat(6, minmax(0, 1fr));
     gap: 0.25rem;
     padding: 0.38rem;
     border: 1px solid color-mix(in srgb, var(--border-light) 82%, transparent);
@@ -3255,38 +2993,12 @@ body[data-operator-layout="broadcast"] #cw-bar-overlay {
   .tab[data-tab="bookmarks"] .tab-label { font-size: 0.6rem; }
   .tab[data-tab="digital-modes"] .tab-label  { font-size: 0.6rem; }
   .tab[data-tab="statistics"] .tab-label { font-size: 0.6rem; }
-  .tab[data-tab="statistics"], .tab[data-tab="recorder"],
-  .tab[data-tab="settings"], .tab[data-tab="about"] { display: none; }
-  .mobile-more-btn { display: flex; }
-  .mobile-more-btn[aria-expanded="true"] {
-    color: var(--accent-text);
-    background: color-mix(in srgb, var(--accent-green) 10%, transparent);
-  }
-  .tab .tab-label, .tab[data-tab] .tab-label { font-size: 0.75rem; }
-  .decoder-tab-select {
-    display: block;
-    width: 100%;
-    min-height: 2.8rem;
-    margin-bottom: var(--space-3);
-    padding: 0 var(--space-3);
-    border: 1px solid var(--border-light);
-    border-radius: var(--radius-md);
-    background: color-mix(in srgb, var(--input-bg) 90%, var(--card-bg));
-    color: var(--text);
-    font-size: 1rem;
-    font-weight: 600;
-    box-shadow: inset 0 1px 0 color-mix(in srgb, #fff 5%, transparent);
-  }
-  #tab-digital-modes > .sub-tab-bar { display: none; }
-  .toast-region { bottom: calc(5.7rem + env(safe-area-inset-bottom)); }
   .top-bar-actions {
     width: 100%;
     justify-content: flex-start;
     flex-wrap: wrap;
     gap: 0.45rem;
   }
-  .operator-layout-picker { max-width: 100%; }
-  .operator-layout-picker select { max-width: 10rem; }
   .header-rig-switch,
   .header-style-pick {
     flex: 1 1 12rem;
@@ -4198,27 +3910,6 @@ body[data-operator-layout="broadcast"] #cw-bar-overlay {
   }
 }
 
-@media (max-width: 480px) {
-  .toast-region {
-    right: max(0.65rem, env(safe-area-inset-right));
-    width: calc(100vw - max(1.3rem, env(safe-area-inset-left) + env(safe-area-inset-right)));
-  }
-  .toast { grid-template-columns: 1.25rem minmax(0, 1fr); }
-  .toast button { grid-column: 2; justify-self: start; }
-  .ui-dialog-card { padding: var(--space-5); }
-  .ui-dialog-actions { flex-direction: column-reverse; }
-  .ui-dialog-actions button { width: 100%; }
-}
-
-/* Preserve legibility after the component-specific compact-mobile rules. */
-@media (max-width: 640px) {
-  button, input, select, textarea, .tab-label, .sub-tab,
-  .label, .hint, .subtitle, .wfm-control-label, .wfm-intf-val,
-  .ft8-header, .ft8-message, .aprs-packet, .ais-message, .vdes-message {
-    font-size: max(0.75rem, 12px);
-  }
-}
-
 /* Theme styles have been moved to themes.css */
 
 
@@ -5370,11 +5061,3 @@ body[data-operator-layout="broadcast"] #cw-bar-overlay {
   from { opacity: 0; }
   to   { opacity: 1; }
 }
-
-@media (max-width: 640px) {
-  button, input, select, textarea, .tab-label, .sub-tab,
-  .label, .hint, .subtitle, .wfm-control-label, .wfm-intf-val,
-  .ft8-header, .ft8-message, .aprs-packet, .ais-message, .vdes-message {
-    font-size: max(0.75rem, 12px);
-  }
-}

src/trx-client/trx-frontend/trx-frontend-http/assets/web/tests/ui-core.test.mjs

@@ -1,144 +0,0 @@
-// SPDX-FileCopyrightText: 2026 Stan Grams <sjg@haxx.space>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-import assert from "node:assert/strict";
-import { readFile } from "node:fs/promises";
-import vm from "node:vm";
-
-class ClassList {
-  constructor() { this.values = new Set(); }
-  add(...names) { names.forEach(name => this.values.add(name)); }
-  remove(...names) { names.forEach(name => this.values.delete(name)); }
-  contains(name) { return this.values.has(name); }
-  toggle(name, force) {
-    const enabled = force === undefined ? !this.contains(name) : force;
-    if (enabled) this.add(name); else this.remove(name);
-    return enabled;
-  }
-}
-
-class Element {
-  constructor(tagName, document) {
-    this.tagName = tagName.toUpperCase();
-    this.ownerDocument = document;
-    this.children = [];
-    this.dataset = {};
-    this.attributes = new Map();
-    this.classList = new ClassList();
-    this.listeners = new Map();
-    this.style = {};
-    this.options = [];
-    this.value = "";
-    this.textContent = "";
-  }
-  set id(value) { this._id = value; if (value) this.ownerDocument.elements.set(value, this); }
-  get id() { return this._id || ""; }
-  set className(value) { this.classList = new ClassList(); value.split(/\s+/).filter(Boolean).forEach(name => this.classList.add(name)); }
-  set innerHTML(value) {
-    this._innerHTML = value;
-    if (value.includes('value="confirm"')) {
-      const title = new Element("h2", this.ownerDocument); title.id = "ui-confirm-title";
-      const message = new Element("p", this.ownerDocument); message.id = "ui-confirm-message";
-      const confirm = new Element("button", this.ownerDocument); confirm.value = "confirm";
-      this.append(title, message, confirm);
-      this._confirmButton = confirm;
-    }
-  }
-  get innerHTML() { return this._innerHTML || ""; }
-  appendChild(child) { this.children.push(child); child.parentElement = this; return child; }
-  append(...children) { children.forEach(child => this.appendChild(child)); }
-  insertBefore(child) { return this.appendChild(child); }
-  remove() { if (this.parentElement) this.parentElement.children = this.parentElement.children.filter(child => child !== this); }
-  replaceChildren(...children) { this.children = []; this.options = []; this.append(...children); }
-  setAttribute(name, value) { this.attributes.set(name, String(value)); }
-  getAttribute(name) { return this.attributes.get(name); }
-  addEventListener(type, listener) { this.listeners.set(type, listener); }
-  dispatch(type, event = {}) { this.listeners.get(type)?.({ target: this, preventDefault() {}, ...event }); }
-  querySelector(selector) {
-    if (selector === '[value="confirm"]') return this._confirmButton || null;
-    return null;
-  }
-  querySelectorAll(selector) {
-    if (selector === ".tab[data-tab]") return this.children.filter(child => child.dataset.tab);
-    if (selector === ".sub-tab[data-subtab]") return this.children.filter(child => child.dataset.subtab);
-    if (selector === '[role="tab"]') return this.children.filter(child => child.getAttribute("role") === "tab");
-    return [];
-  }
-  add(option) { this.options.push(option); if (!this.value) this.value = option.value; }
-  showModal() { this.open = true; }
-  close(value) { this.returnValue = value; this.open = false; this.dispatch("close"); }
-  focus() { this.focused = true; }
-  click() { this.clicked = true; }
-}
-
-class DocumentFixture {
-  constructor() {
-    this.readyState = "loading";
-    this.elements = new Map();
-    this.body = new Element("body", this);
-  }
-  createElement(tagName) { return new Element(tagName, this); }
-  getElementById(id) { return this.elements.get(id) || null; }
-  querySelector() { return null; }
-  querySelectorAll() { return []; }
-  addEventListener() {}
-}
-
-const document = new DocumentFixture();
-const storage = new Map();
-const localStorage = {
-  getItem(key) { return storage.has(key) ? storage.get(key) : null; },
-  setItem(key, value) { storage.set(key, String(value)); },
-};
-const window = { document, localStorage, addEventListener() {} };
-const context = vm.createContext({
-  window, document, localStorage,
-  Option: class Option { constructor(label, value) { this.label = label; this.value = value; } },
-  MutationObserver: class MutationObserver { observe() {} },
-  requestAnimationFrame(callback) { callback(); },
-  setTimeout() { return 1; },
-  clearTimeout() {},
-  console,
-});
-
-const source = await readFile(new URL("../ui-core.js", import.meta.url), "utf8");
-new vm.Script(source, { filename: "ui-core.js" }).runInContext(context);
-const ui = window.trxUi;
-
-const toast = ui.notify("Saved", { kind: "success" });
-assert.equal(toast.getAttribute("role"), "status");
-assert.equal(toast.classList.contains("toast-success"), true);
-assert.equal(document.getElementById("toast-region").children.length, 1);
-
-const confirmation = ui.confirm({ title: "Delete?", message: "Permanent", confirmLabel: "Delete" });
-const dialog = document.getElementById("ui-confirm-dialog");
-assert.equal(dialog.open, true);
-assert.equal(document.getElementById("ui-confirm-title").textContent, "Delete?");
-dialog.close("confirm");
-assert.equal(await confirmation, true);
-
-const tabBar = new Element("div", document);
-const firstTab = new Element("button", document); firstTab.dataset.tab = "main"; firstTab.classList.add("active");
-const secondTab = new Element("button", document); secondTab.dataset.tab = "map";
-tabBar.append(firstTab, secondTab);
-const mainPanel = new Element("section", document); mainPanel.id = "tab-main";
-const mapPanel = new Element("section", document); mapPanel.id = "tab-map";
-ui.prepareTabList(tabBar, "primary");
-assert.equal(firstTab.getAttribute("aria-selected"), "true");
-tabBar.dispatch("keydown", { target: firstTab, key: "ArrowRight" });
-assert.equal(secondTab.focused, true);
-assert.equal(secondTab.clicked, true);
-
-localStorage.setItem("trxOperatorLayout:rig-a", "broadcast");
-ui.setActiveRig("rig-a");
-assert.equal(document.body.dataset.operatorLayout, "compact");
-ui.setLayoutCapabilities({ broadcast: true });
-ui.setActiveRig("rig-a");
-assert.equal(document.body.dataset.operatorLayout, "broadcast");
-ui.setActiveRig("rig-b");
-ui.applyLayout("digital");
-assert.equal(document.body.dataset.operatorLayout, "compact");
-assert.equal(localStorage.getItem("trxOperatorLayout:rig-b"), "compact");
-
-console.log("ui-core component tests passed");

src/trx-client/trx-frontend/trx-frontend-http/assets/web/ui-core.js

@@ -1,355 +0,0 @@
-// SPDX-FileCopyrightText: 2026 Stan Grams <sjg@haxx.space>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-"use strict";
-
-// Shared UI primitives. Keeping these outside app.js prevents navigation,
-// feedback, dialogs, and layout preferences from growing separate state models.
-(function initUiCore() {
-  const api = window.trxUi = window.trxUi || {};
-
-  function ensureLiveRegions() {
-    if (!document.getElementById("toast-region")) {
-      const region = document.createElement("div");
-      region.id = "toast-region";
-      region.className = "toast-region";
-      region.setAttribute("aria-live", "polite");
-      region.setAttribute("aria-atomic", "false");
-      document.body.appendChild(region);
-    }
-    if (!document.getElementById("ui-confirm-dialog")) {
-      const dialog = document.createElement("dialog");
-      dialog.id = "ui-confirm-dialog";
-      dialog.className = "ui-dialog";
-      dialog.innerHTML = `
-        <form method="dialog" class="ui-dialog-card">
-          <h2 id="ui-confirm-title">Confirm action</h2>
-          <p id="ui-confirm-message"></p>
-          <div class="ui-dialog-actions">
-            <button value="cancel" type="submit">Cancel</button>
-            <button value="confirm" type="submit" class="danger">Confirm</button>
-          </div>
-        </form>`;
-      document.body.appendChild(dialog);
-    }
-  }
-
-  api.notify = function notify(message, options = {}) {
-    ensureLiveRegions();
-    const { kind = "info", duration = kind === "error" ? 7000 : 3200, action = null } = options;
-    const toast = document.createElement("div");
-    toast.className = `toast toast-${kind}`;
-    toast.setAttribute("role", kind === "error" ? "alert" : "status");
-    const text = document.createElement("span");
-    text.textContent = message;
-    toast.appendChild(text);
-    if (action && typeof action.run === "function") {
-      const button = document.createElement("button");
-      button.type = "button";
-      button.textContent = action.label || "Retry";
-      button.addEventListener("click", () => { action.run(); toast.remove(); });
-      toast.appendChild(button);
-    }
-    document.getElementById("toast-region").appendChild(toast);
-    requestAnimationFrame(() => toast.classList.add("toast-visible"));
-    if (duration > 0) setTimeout(() => toast.remove(), duration);
-    return toast;
-  };
-
-  api.confirm = function confirmAction(options = {}) {
-    ensureLiveRegions();
-    const dialog = document.getElementById("ui-confirm-dialog");
-    document.getElementById("ui-confirm-title").textContent = options.title || "Confirm action";
-    document.getElementById("ui-confirm-message").textContent = options.message || "Continue?";
-    const confirmButton = dialog.querySelector('[value="confirm"]');
-    confirmButton.textContent = options.confirmLabel || "Confirm";
-    confirmButton.classList.toggle("danger", options.danger !== false);
-    return new Promise((resolve) => {
-      const finish = () => resolve(dialog.returnValue === "confirm");
-      dialog.addEventListener("close", finish, { once: true });
-      dialog.showModal();
-    });
-  };
-
-  api.setButtonState = function setButtonState(button, options = {}) {
-    if (!button) return;
-    const { active = false, activeLabel, inactiveLabel, busy = false, disabled = false } = options;
-    button.classList.toggle("is-active", active);
-    button.classList.toggle("is-busy", busy);
-    button.setAttribute("aria-pressed", String(active));
-    button.setAttribute("aria-busy", String(busy));
-    button.disabled = disabled || busy;
-    const label = active ? activeLabel : inactiveLabel;
-    if (label) button.textContent = label;
-  };
-
-  api.prepareTabList = function prepareTabList(bar, kind = "primary") {
-    if (!bar) return;
-    if (bar._accessibleTabsPrepared) return;
-    bar._accessibleTabsPrepared = true;
-    const selector = kind === "primary" ? ".tab[data-tab]" : ".sub-tab[data-subtab]";
-    const buttons = Array.from(bar.querySelectorAll(selector));
-    bar.setAttribute("role", "tablist");
-    buttons.forEach((button, index) => {
-      button.setAttribute("role", "tab");
-      button.setAttribute("aria-selected", String(button.classList.contains("active")));
-      button.tabIndex = button.classList.contains("active") || (!buttons.some(b => b.classList.contains("active")) && index === 0) ? 0 : -1;
-      const key = button.dataset.tab || button.dataset.subtab;
-      button.setAttribute("aria-controls", `${kind === "primary" ? "tab-" : "subtab-"}${key}`);
-      const panel = document.getElementById(`${kind === "primary" ? "tab-" : "subtab-"}${key}`);
-      if (panel) {
-        if (!button.id) button.id = `${kind}-tab-${key}`;
-        panel.setAttribute("role", "tabpanel");
-        panel.setAttribute("aria-labelledby", button.id);
-      }
-    });
-    bar.addEventListener("keydown", (event) => {
-      if (!buttons.includes(event.target)) return;
-      const direction = event.key === "ArrowRight" || event.key === "ArrowDown" ? 1
-        : event.key === "ArrowLeft" || event.key === "ArrowUp" ? -1 : 0;
-      if (!direction) return;
-      event.preventDefault();
-      const next = buttons[(buttons.indexOf(event.target) + direction + buttons.length) % buttons.length];
-      next.focus();
-      next.click();
-    });
-  };
-
-  api.syncSelectedTab = function syncSelectedTab(bar, selected) {
-    if (!bar) return;
-    bar.querySelectorAll('[role="tab"]').forEach((tab) => {
-      const active = tab === selected;
-      tab.setAttribute("aria-selected", String(active));
-      tab.tabIndex = active ? 0 : -1;
-    });
-  };
-
-  const layouts = {
-    compact: { label: "Compact", advanced: false, audio: false, scheduler: false, preferredTab: "main" },
-    broadcast: { label: "Broadcast", unavailable: "Broadcast requires an enumerated WFM-capable receiver", advanced: false, audio: true, scheduler: false, preferredTab: "main", capability: "broadcast" },
-    digital: { label: "Digital", unavailable: "Digital requires a compatible rig mode and an available decoder", advanced: false, audio: false, scheduler: false, preferredTab: "digital-modes", capability: "digital" },
-    full: { label: "Full controls", advanced: true, audio: true, scheduler: true, preferredTab: "main" },
-  };
-  const layoutCapabilities = { broadcast: false, digital: false };
-  let activeRigId = null;
-
-  function layoutStorageKey() {
-    return activeRigId ? `trxOperatorLayout:${activeRigId}` : "trxOperatorLayout";
-  }
-
-  function savedLayoutName() {
-    return localStorage.getItem(layoutStorageKey()) || localStorage.getItem("trxOperatorLayout") || "compact";
-  }
-
-  function layoutAvailable(layout) {
-    return !layout.capability || layoutCapabilities[layout.capability] === true;
-  }
-
-  function unavailableLayoutMessage() {
-    const unavailable = Object.values(layouts).filter(layout => !layoutAvailable(layout) && layout.unavailable);
-    return unavailable.length ? `Unavailable: ${unavailable.map(layout => layout.unavailable).join("; ")}.` : "";
-  }
-
-  function refreshLayoutOptions() {
-    const select = document.getElementById("operator-layout-select");
-    if (!select) return;
-    const previous = select.value || document.body.dataset.operatorLayout || "compact";
-    select.replaceChildren();
-    Object.entries(layouts).forEach(([value, layout]) => {
-      if (!layoutAvailable(layout)) return;
-      select.add(new Option(layout.label, value));
-    });
-    const available = Array.from(select.options).some(option => option.value === previous);
-    select.value = available ? previous : "compact";
-    if (!available && previous !== "compact") api.applyLayout("compact", { persist: false });
-    select.title = unavailableLayoutMessage();
-  }
-
-  api.setLayoutCapabilities = function setLayoutCapabilities(capabilities = {}) {
-    Object.keys(layoutCapabilities).forEach((name) => {
-      if (name in capabilities) layoutCapabilities[name] = Boolean(capabilities[name]);
-    });
-    refreshLayoutOptions();
-    const select = document.getElementById("operator-layout-select");
-    const saved = savedLayoutName();
-    if (select && Array.from(select.options).some(option => option.value === saved)) {
-      select.value = saved;
-      api.applyLayout(saved, { persist: false });
-    }
-  };
-
-  api.setActiveRig = function setActiveRig(rigId) {
-    activeRigId = typeof rigId === "string" && rigId ? rigId : null;
-    const saved = savedLayoutName();
-    const select = document.getElementById("operator-layout-select");
-    if (select) select.value = Array.from(select.options).some(option => option.value === saved) ? saved : "compact";
-    api.applyLayout(select?.value || saved, { persist: false });
-  };
-
-  api.applyLayout = function applyLayout(name, options = {}) {
-    const requestedLayout = layouts[name];
-    const permittedName = requestedLayout && layoutAvailable(requestedLayout) ? name : "compact";
-    const layout = layouts[permittedName];
-    document.body.dataset.operatorLayout = permittedName in layouts ? permittedName : "compact";
-    if (options.persist !== false) localStorage.setItem(layoutStorageKey(), document.body.dataset.operatorLayout);
-    const details = document.getElementById("advanced-radio-controls");
-    if (details) details.open = layout.advanced;
-    const audioDetails = document.getElementById("audio-controls");
-    if (audioDetails) audioDetails.open = layout.audio;
-    const schedulerDetails = document.getElementById("scheduler-controls");
-    if (schedulerDetails) schedulerDetails.open = layout.scheduler;
-    if (options.navigate && typeof window.navigateToTab === "function") {
-      window.navigateToTab(layout.preferredTab);
-    }
-  };
-
-  function installLayoutControls() {
-    const actions = document.querySelector(".top-bar-actions");
-    if (actions && !document.getElementById("operator-layout-select")) {
-      const label = document.createElement("label");
-      label.className = "operator-layout-picker";
-      label.innerHTML = '<span class="visually-hidden">Operator layout</span><select id="operator-layout-select" aria-label="Operator layout"></select>';
-      const select = label.querySelector("select");
-      const savedLayout = savedLayoutName();
-      actions.insertBefore(label, actions.firstChild);
-      select.value = savedLayout;
-      refreshLayoutOptions();
-      if (savedLayout !== "broadcast" && layouts[savedLayout]) select.value = savedLayout;
-      select.addEventListener("change", () => api.applyLayout(select.value, { navigate: true }));
-      api.applyLayout(select.value);
-    }
-
-    const tray = document.querySelector(".controls-tray");
-    if (tray && !document.getElementById("advanced-radio-controls")) {
-      const details = document.createElement("details");
-      details.id = "advanced-radio-controls";
-      details.className = "advanced-radio-controls";
-      details.innerHTML = '<summary>Advanced radio controls</summary><div class="advanced-radio-body"></div>';
-      const body = details.querySelector(".advanced-radio-body");
-      ["sdr-settings-row", "vchan-row", "tx-limit-row"].forEach((id) => {
-        const element = document.getElementById(id);
-        if (element) body.appendChild(element);
-      });
-      tray.appendChild(details);
-      api.applyLayout(savedLayoutName(), { persist: false });
-    }
-  }
-
-  function installMobileMore() {
-    const nav = document.querySelector(".tab-bar-nav");
-    if (!nav || document.getElementById("mobile-more-btn")) return;
-    const more = document.createElement("button");
-    more.id = "mobile-more-btn";
-    more.className = "tab mobile-more-btn";
-    more.type = "button";
-    more.innerHTML = '<span class="tab-more-icon" aria-hidden="true">•••</span><span class="tab-label">More</span>';
-    more.setAttribute("aria-haspopup", "menu");
-    more.setAttribute("aria-expanded", "false");
-    const menu = document.createElement("div");
-    menu.id = "mobile-more-menu";
-    menu.className = "mobile-more-menu";
-    menu.setAttribute("role", "menu");
-    more.setAttribute("aria-controls", menu.id);
-    const closeMore = (restoreFocus = false) => {
-      if (!menu.classList.contains("is-open")) return;
-      menu.classList.remove("is-open");
-      more.setAttribute("aria-expanded", "false");
-      if (restoreFocus) more.focus();
-    };
-    api.closeMobileOverlays = closeMore;
-    ["statistics", "recorder", "settings", "about"].forEach((tabName) => {
-      const source = nav.querySelector(`[data-tab="${tabName}"]`);
-      if (!source) return;
-      const item = document.createElement("button");
-      item.type = "button";
-      item.setAttribute("role", "menuitem");
-      item.dataset.navigateTab = tabName;
-      item.textContent = source.textContent.trim();
-      item.addEventListener("click", () => {
-        if (typeof window.navigateToTab === "function") window.navigateToTab(tabName);
-        closeMore();
-      });
-      menu.appendChild(item);
-    });
-    more.addEventListener("click", () => {
-      const open = menu.classList.toggle("is-open");
-      more.setAttribute("aria-expanded", String(open));
-      if (open) menu.querySelector('[role="menuitem"]')?.focus();
-    });
-    document.addEventListener("click", (event) => {
-      if (!menu.contains(event.target) && !more.contains(event.target)) closeMore();
-    });
-    document.addEventListener("keydown", (event) => {
-      if (event.key === "Escape") closeMore(true);
-    });
-    window.addEventListener("resize", () => closeMore());
-    window.addEventListener("popstate", () => closeMore());
-    nav.append(more, menu);
-  }
-
-  function installDecoderPicker() {
-    const bar = document.querySelector("#tab-digital-modes > .sub-tab-bar");
-    if (!bar || document.getElementById("decoder-tab-select")) return;
-    const select = document.createElement("select");
-    select.id = "decoder-tab-select";
-    select.className = "decoder-tab-select";
-    select.setAttribute("aria-label", "Decoder view");
-    const groups = [
-      ["Overview", ["overview"]], ["Marine & packet", ["ais", "vdes", "aprs", "hf-aprs"]],
-      ["Weak signal", ["cw", "ft8", "ft4", "ft2", "wspr"]], ["Broadcast & images", ["rds", "sat", "wefax"]],
-    ];
-    groups.forEach(([label, ids]) => {
-      const group = document.createElement("optgroup");
-      group.label = label;
-      ids.forEach((id) => {
-        const button = bar.querySelector(`[data-subtab="${id}"]`);
-        if (button) group.appendChild(new Option(button.textContent.trim(), id));
-      });
-      select.appendChild(group);
-    });
-    select.addEventListener("change", () => bar.querySelector(`[data-subtab="${select.value}"]`)?.click());
-    bar.insertAdjacentElement("afterend", select);
-  }
-
-  function installDecoderBadges() {
-    const bar = document.querySelector("#tab-digital-modes > .sub-tab-bar");
-    if (!bar) return;
-    bar.querySelectorAll(".sub-tab[data-subtab]").forEach((button) => {
-      const id = button.dataset.subtab;
-      if (id === "overview" || button.querySelector(".decoder-state-dot")) return;
-      const dot = document.createElement("span");
-      dot.className = "decoder-state-dot";
-      dot.setAttribute("aria-hidden", "true");
-      button.appendChild(dot);
-      const status = document.getElementById(`${id}-status`);
-      if (!status) return;
-      const sync = () => {
-        const value = status.textContent.toLowerCase();
-        const state = /receiv|decod|connected|listening/.test(value) ? "active"
-          : /error|fail|disconnected/.test(value) ? "error" : "idle";
-        dot.dataset.state = state;
-        button.title = `${button.childNodes[0]?.textContent?.trim() || id}: ${status.textContent.trim()}`;
-      };
-      new MutationObserver(sync).observe(status, { childList: true, characterData: true, subtree: true });
-      sync();
-    });
-  }
-
-  api.init = function init() {
-    ensureLiveRegions();
-    installLayoutControls();
-    installMobileMore();
-    installDecoderPicker();
-    installDecoderBadges();
-    api.prepareTabList(document.querySelector(".tab-bar-nav"), "primary");
-    document.querySelectorAll(".sub-tab-bar").forEach(bar => api.prepareTabList(bar, "secondary"));
-    window.addEventListener("unhandledrejection", (event) => {
-      const message = event.reason?.message || "An operation failed unexpectedly";
-      api.notify(message, { kind: "error" });
-    });
-  };
-
-  if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", api.init, { once: true });
-  else api.init();
-})();

src/trx-client/trx-frontend/trx-frontend-http/src/api/assets.rs

@@ -29,7 +29,6 @@ define_gz_cache!(gz_index_html, status::index_html(), "index.html");
 define_gz_cache!(gz_style_css, status::STYLE_CSS, "style.css");
 define_gz_cache!(gz_themes_css, status::THEMES_CSS, "themes.css");
 define_gz_cache!(gz_app_js, status::APP_JS, "app.js");
-define_gz_cache!(gz_ui_core_js, status::UI_CORE_JS, "ui-core.js");
 define_gz_cache!(gz_map_core_js, status::MAP_CORE_JS, "map-core.js");
 define_gz_cache!(gz_screenshot_js, status::SCREENSHOT_JS, "screenshot.js");
 define_gz_cache!(
@@ -181,12 +180,6 @@ pub(crate) async fn app_js(req: HttpRequest) -> impl Responder {
     static_asset_response(&req, "application/javascript; charset=utf-8", c)
 }
 
-#[get("/ui-core.js")]
-pub(crate) async fn ui_core_js(req: HttpRequest) -> impl Responder {
-    let c = gz_ui_core_js();
-    static_asset_response(&req, "application/javascript; charset=utf-8", c)
-}
-
 #[get("/map-core.js")]
 pub(crate) async fn map_core_js(req: HttpRequest) -> impl Responder {
     let c = gz_map_core_js();

src/trx-client/trx-frontend/trx-frontend-http/src/api/mod.rs

@@ -643,7 +643,6 @@ pub fn configure(cfg: &mut web::ServiceConfig) {
         .service(assets::style_css)
         .service(assets::themes_css)
         .service(assets::app_js)
-        .service(assets::ui_core_js)
         .service(assets::map_core_js)
         .service(assets::screenshot_js)
         .service(assets::decode_history_worker_js)

src/trx-client/trx-frontend/trx-frontend-http/src/api/rig.rs

@@ -388,9 +388,6 @@ struct RigListItem {
     display_name: Option<String>,
     manufacturer: String,
     model: String,
-    supported_modes: Vec<trx_core::RigMode>,
-    tx: bool,
-    filter_controls: bool,
     initialized: bool,
     #[serde(skip_serializing_if = "Option::is_none")]
     latitude: Option<f64>,
@@ -425,9 +422,6 @@ fn map_rig_entry(entry: &RemoteRigEntry) -> RigListItem {
         display_name: entry.display_name.clone(),
         manufacturer: entry.state.info.manufacturer.clone(),
         model: entry.state.info.model.clone(),
-        supported_modes: entry.state.info.capabilities.supported_modes.clone(),
-        tx: entry.state.info.capabilities.tx,
-        filter_controls: entry.state.info.capabilities.filter_controls,
         initialized: entry.state.initialized,
         latitude: entry.state.server_latitude,
         longitude: entry.state.server_longitude,

src/trx-client/trx-frontend/trx-frontend-http/src/status.rs

@@ -12,7 +12,6 @@ const INDEX_HTML: &str = include_str!("../assets/web/index.html");
 pub const STYLE_CSS: &str = include_str!("../assets/web/style.css");
 pub const THEMES_CSS: &str = include_str!("../assets/web/themes.css");
 pub const APP_JS: &str = include_str!("../assets/web/app.js");
-pub const UI_CORE_JS: &str = include_str!("../assets/web/ui-core.js");
 pub const MAP_CORE_JS: &str = include_str!("../assets/web/map-core.js");
 pub const SCREENSHOT_JS: &str = include_str!("../assets/web/screenshot.js");
 pub const DECODE_HISTORY_WORKER_JS: &str = include_str!("../assets/web/decode-history-worker.js");
@@ -72,23 +71,3 @@ pub fn index_html() -> &'static str {
             .replace("{client_build_date}", CLIENT_BUILD_DATE)
     })
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn shared_ui_core_is_embedded_and_loaded_before_app() {
-        let html = index_html();
-        let ui_core = html.find("/ui-core.js").expect("ui-core script is loaded");
-        let app = html.find("/app.js").expect("application script is loaded");
-
-        assert!(
-            ui_core < app,
-            "UI primitives must load before application code"
-        );
-        assert!(UI_CORE_JS.contains("window.trxUi"));
-        assert!(html.contains("<summary>Scheduler controls</summary>"));
-        assert!(html.contains("<summary>Audio controls</summary>"));
-    }
-}

src/trx-server/src/audio.rs

@@ -6,9 +6,7 @@
 
 #[cfg(feature = "ft2")]
 use std::collections::HashMap;
-use std::collections::HashSet;
+use std::collections::{HashSet, VecDeque};
-#[cfg(test)]
-use std::collections::VecDeque;
 use std::net::SocketAddr;
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::{Arc, Mutex};
@@ -35,9 +33,10 @@ use trx_core::audio::{
     AUDIO_MSG_VCHAN_MODE, AUDIO_MSG_VCHAN_REMOVE, AUDIO_MSG_VCHAN_SUB, AUDIO_MSG_VCHAN_UNSUB,
     AUDIO_MSG_VDES_DECODE, AUDIO_MSG_WEFAX_DECODE, AUDIO_MSG_WEFAX_PROGRESS, AUDIO_MSG_WSPR_DECODE,
 };
-#[cfg(test)]
+use trx_core::decode::{
-use trx_core::decode::{AisMessage, AprsPacket, CwEvent};
+    AisMessage, AprsPacket, CwEvent, DecodedMessage, Ft8Message, LrptImage, LrptProgress,
-use trx_core::decode::{DecodedMessage, Ft8Message, LrptImage, LrptProgress, WsprMessage};
+    WsprMessage,
+};
 use trx_core::rig::state::{RigMode, RigState};
 use trx_core::vchan::SharedVChanManager;
 use trx_cw::CwDecoder;
@@ -47,9 +46,9 @@ use trx_wspr::WsprDecoder;
 use uuid::Uuid;
 
 use crate::config::AudioConfig;
-use crate::history_policy::{current_timestamp_ms, lock_or_recover};
+use crate::history_policy::{
-#[cfg(test)]
+    current_timestamp_ms, enforce_capacity, lock_or_recover, prune_by_age, MAX_HISTORY_ENTRIES,
-use crate::history_policy::{enforce_capacity, prune_by_age, MAX_HISTORY_ENTRIES};
+};
 use trx_decode_log::DecoderLoggers;
 
 /// Silence timeout before auto-finalising an LRPT pass (30 s without new MCUs).

src/trx-server/src/decoder_history.rs

@@ -465,25 +465,8 @@ impl DecoderHistories {
     /// entries across all decoders, used for pre-allocating the replay blob.
     ///
     /// Uses an `AtomicUsize` counter maintained by record/prune/clear methods,
-    /// avoiding 11 separate mutex acquisitions.
+    /// avoiding 9 separate mutex acquisitions.
     pub fn estimated_total_count(&self) -> usize {
         self.total_count.load(Ordering::Relaxed)
     }
-
-    /// Rebuild the aggregate count after bulk restoration bypasses the normal
-    /// record methods.
-    pub(crate) fn recalculate_total_count(&self) {
-        let total = lock_or_recover(&self.ais, "ais_history").len()
-            + lock_or_recover(&self.vdes, "vdes_history").len()
-            + lock_or_recover(&self.aprs, "aprs_history").len()
-            + lock_or_recover(&self.hf_aprs, "hf_aprs_history").len()
-            + lock_or_recover(&self.cw, "cw_history").len()
-            + lock_or_recover(&self.ft8, "ft8_history").len()
-            + lock_or_recover(&self.ft4, "ft4_history").len()
-            + lock_or_recover(&self.ft2, "ft2_history").len()
-            + lock_or_recover(&self.wspr, "wspr_history").len()
-            + lock_or_recover(&self.lrpt, "lrpt_history").len()
-            + lock_or_recover(&self.wefax, "wefax_history").len();
-        self.total_count.store(total, Ordering::Relaxed);
-    }
 }

src/trx-server/src/history_store.rs

@@ -19,7 +19,7 @@ use pickledb::{PickleDb, PickleDbDumpPolicy, SerializationMethod};
 use serde::{de::DeserializeOwned, Deserialize, Serialize};
 
 use trx_core::decode::{
-    AisMessage, AprsPacket, CwEvent, Ft8Message, LrptImage, VdesMessage, WefaxMessage, WsprMessage,
+    AisMessage, AprsPacket, CwEvent, Ft8Message, VdesMessage, WefaxMessage, WsprMessage,
 };
 
 use crate::audio::DecoderHistories;
@@ -118,11 +118,6 @@ pub fn load_all(db: &PickleDb, rig_id: &str, histories: &Arc<DecoderHistories>)
             h.push_back(e);
         }
     }
-    if let Ok(mut h) = histories.hf_aprs.lock() {
-        for e in load_key::<AprsPacket>(db, &k("hf_aprs")) {
-            h.push_back(e);
-        }
-    }
     if let Ok(mut h) = histories.cw.lock() {
         for e in load_key::<CwEvent>(db, &k("cw")) {
             h.push_back(e);
@@ -133,32 +128,16 @@ pub fn load_all(db: &PickleDb, rig_id: &str, histories: &Arc<DecoderHistories>)
             h.push_back(e);
         }
     }
-    if let Ok(mut h) = histories.ft4.lock() {
-        for e in load_key::<Ft8Message>(db, &k("ft4")) {
-            h.push_back(e);
-        }
-    }
-    if let Ok(mut h) = histories.ft2.lock() {
-        for e in load_key::<Ft8Message>(db, &k("ft2")) {
-            h.push_back(e);
-        }
-    }
     if let Ok(mut h) = histories.wspr.lock() {
         for e in load_key::<WsprMessage>(db, &k("wspr")) {
             h.push_back(e);
         }
     }
-    if let Ok(mut h) = histories.lrpt.lock() {
-        for e in load_key::<LrptImage>(db, &k("lrpt")) {
-            h.push_back(e);
-        }
-    }
     if let Ok(mut h) = histories.wefax.lock() {
         for e in load_key::<WefaxMessage>(db, &k("wefax")) {
             h.push_back(e);
         }
     }
-    histories.recalculate_total_count();
 }
 
 /// Flush `histories` to the database under `rig_id`-prefixed keys and sync.
@@ -183,11 +162,6 @@ pub fn flush_all(db: &mut PickleDb, rig_id: &str, histories: &Arc<DecoderHistori
         drop(h);
         save_key(db, &k("aprs"), &snapshot);
     }
-    if let Ok(h) = histories.hf_aprs.lock() {
-        let snapshot = h.clone();
-        drop(h);
-        save_key(db, &k("hf_aprs"), &snapshot);
-    }
     if let Ok(h) = histories.cw.lock() {
         let snapshot = h.clone();
         drop(h);
@@ -198,26 +172,11 @@ pub fn flush_all(db: &mut PickleDb, rig_id: &str, histories: &Arc<DecoderHistori
         drop(h);
         save_key(db, &k("ft8"), &snapshot);
     }
-    if let Ok(h) = histories.ft4.lock() {
-        let snapshot = h.clone();
-        drop(h);
-        save_key(db, &k("ft4"), &snapshot);
-    }
-    if let Ok(h) = histories.ft2.lock() {
-        let snapshot = h.clone();
-        drop(h);
-        save_key(db, &k("ft2"), &snapshot);
-    }
     if let Ok(h) = histories.wspr.lock() {
         let snapshot = h.clone();
         drop(h);
         save_key(db, &k("wspr"), &snapshot);
     }
-    if let Ok(h) = histories.lrpt.lock() {
-        let snapshot = h.clone();
-        drop(h);
-        save_key(db, &k("lrpt"), &snapshot);
-    }
     if let Ok(h) = histories.wefax.lock() {
         let snapshot = h.clone();
         drop(h);
@@ -226,38 +185,20 @@ pub fn flush_all(db: &mut PickleDb, rig_id: &str, histories: &Arc<DecoderHistori
     let _ = db.dump();
 }
 
-fn flush_all_rigs(db: &Mutex<PickleDb>, rig_histories: &[(String, Arc<DecoderHistories>)]) {
-    let Ok(mut guard) = db.lock() else {
-        tracing::warn!("history database mutex poisoned; skipping periodic flush");
-        return;
-    };
-    for (rig_id, histories) in rig_histories {
-        flush_all(&mut guard, rig_id, histories);
-    }
-}
-
 /// Spawn a Tokio task that flushes all rigs' histories to disk every 60 seconds.
-///
-/// Snapshot cloning, JSON serialization, and disk I/O run on Tokio's blocking
-/// pool so a large history database cannot stall an async runtime worker.
 pub fn spawn_flush_task(
     db: Arc<Mutex<PickleDb>>,
     rig_histories: Vec<(String, Arc<DecoderHistories>)>,
 ) {
     tokio::spawn(async move {
-        let rig_histories = Arc::new(rig_histories);
         let mut interval = tokio::time::interval(Duration::from_secs(60));
         interval.tick().await; // consume the immediate first tick
         loop {
             interval.tick().await;
-            let db = Arc::clone(&db);
+            if let Ok(mut guard) = db.lock() {
-            let rig_histories = Arc::clone(&rig_histories);
+                for (rig_id, histories) in &rig_histories {
-            if let Err(err) = tokio::task::spawn_blocking(move || {
+                    flush_all(&mut guard, rig_id, histories);
-                flush_all_rigs(&db, rig_histories.as_slice());
+                }
-            })
-            .await
-            {
-                tracing::warn!(error = %err, "history flush worker failed");
             }
         }
     });
@@ -361,79 +302,4 @@ mod tests {
         let _ = std::fs::remove_file(&db_file);
         let _ = std::fs::remove_dir(&dir);
     }
-
-    #[test]
-    fn flush_and_load_all_restores_previously_omitted_histories() {
-        let db_file = std::env::temp_dir().join(format!(
-            "trx_history_all_{}_{}.db",
-            std::process::id(),
-            now_unix_ms()
-        ));
-        let mut db = PickleDb::new(
-            &db_file,
-            PickleDbDumpPolicy::DumpUponRequest,
-            SerializationMethod::Json,
-        );
-        let source = DecoderHistories::new();
-        let now = Instant::now();
-
-        source.hf_aprs.lock().unwrap().push_back((
-            now,
-            AprsPacket {
-                rig_id: Some("rig-a".into()),
-                ts_ms: Some(now_unix_ms()),
-                src_call: "TEST".into(),
-                dest_call: "APRS".into(),
-                path: String::new(),
-                info: "history".into(),
-                info_bytes: Vec::new(),
-                packet_type: "position".into(),
-                crc_ok: true,
-                lat: None,
-                lon: None,
-                symbol_table: None,
-                symbol_code: None,
-            },
-        ));
-        for (queue, mode) in [(&source.ft4, "FT4"), (&source.ft2, "FT2")] {
-            queue.lock().unwrap().push_back((
-                now,
-                Ft8Message {
-                    rig_id: Some("rig-a".into()),
-                    ts_ms: now_unix_ms(),
-                    snr_db: -10.0,
-                    dt_s: 0.1,
-                    freq_hz: 1_000.0,
-                    message: mode.into(),
-                },
-            ));
-        }
-        source.lrpt.lock().unwrap().push_back((
-            now,
-            LrptImage {
-                rig_id: Some("rig-a".into()),
-                pass_start_ms: now_unix_ms(),
-                pass_end_ms: now_unix_ms(),
-                mcu_count: 1,
-                path: "/tmp/lrpt.png".into(),
-                ts_ms: Some(now_unix_ms()),
-                satellite: None,
-                channels: None,
-                geo_bounds: None,
-                ground_track: None,
-            },
-        ));
-
-        flush_all(&mut db, "rig-a", &source);
-        let restored = DecoderHistories::new();
-        load_all(&db, "rig-a", &restored);
-
-        assert_eq!(restored.hf_aprs.lock().unwrap().len(), 1);
-        assert_eq!(restored.ft4.lock().unwrap().len(), 1);
-        assert_eq!(restored.ft2.lock().unwrap().len(), 1);
-        assert_eq!(restored.lrpt.lock().unwrap().len(), 1);
-        assert_eq!(restored.estimated_total_count(), 4);
-
-        let _ = std::fs::remove_file(db_file);
-    }
 }

src/trx-server/trx-backend/trx-backend-soapysdr/src/dsp/filter.rs

@@ -251,9 +251,9 @@ fn mul_freq_domain(buf: &mut [FftComplex<f32>], h_freq: &[FftComplex<f32>], scal
         unsafe {
             mul_freq_domain_neon(buf, h_freq, scale);
         }
+        return;
     }
 
-    #[cfg(not(target_arch = "aarch64"))]
     mul_freq_domain_scalar(buf, h_freq, scale);
 }