[feat](trx-rs): add HF APRS decoder (300 baud, 1600/1800 Hz AFSK)

Adds a second APRS demodulator path tuned for the HF APRS standard
(300 baud Bell 103-style AFSK, mark=1600 Hz / space=1800 Hz), active
on RigMode::DIG.  Shares AX.25 framing, APRS parsing, APRS-IS uplink,
and frontend display with the existing VHF stack.

- trx-aprs: parameterise Demodulator::new(); add AprsDecoder::new_hf()
- trx-core: HfAprs variant in DecodedMessage; hf_aprs_decode_enabled /
  hf_aprs_decode_reset_seq in RigState/RigSnapshot; SetHfAprsDecodeEnabled
  and ResetHfAprsDecoder commands; handlers.rs fallback arm updated
- trx-protocol: client command variants + bidirectional mapping; test
  fixture updated
- trx-server: run_hf_aprs_decoder() task (activates on DIG mode);
  hf_aprs history in DecoderHistories; rig_task command dispatch;
  aprsfi uplink forwards HfAprs via OR-pattern
- trx-frontend: hf_aprs_history in FrontendRuntimeContext
- trx-frontend-http: prune/record/snapshot/clear helpers; SSE history
  replay; toggle_hf_aprs_decode + clear_hf_aprs_decode endpoints;
  /hf-aprs.js endpoint; HF APRS tab in web UI

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Signed-off-by: Stan Grams <sjg@haxx.space>
This commit is contained in:
2026-03-08 20:17:37 +01:00
parent ee821a71b1
commit 19d6d2e50b
19 changed files with 740 additions and 11 deletions
@@ -0,0 +1,409 @@
// --- HF APRS Decoder Plugin (server-side decode, 300 baud) ---
const hfAprsStatus = document.getElementById("hf-aprs-status");
const hfAprsPacketsEl = document.getElementById("hf-aprs-packets");
const hfAprsFilterInput = document.getElementById("hf-aprs-filter");
const hfAprsPauseBtn = document.getElementById("hf-aprs-pause-btn");
const hfAprsOnlyPosBtn = document.getElementById("hf-aprs-only-pos-btn");
const hfAprsHideCrcBtn = document.getElementById("hf-aprs-hide-crc-btn");
const hfAprsCollapseDupBtn = document.getElementById("hf-aprs-collapse-dup-btn");
const hfAprsTotalCountEl = document.getElementById("hf-aprs-total-count");
const hfAprsVisibleCountEl = document.getElementById("hf-aprs-visible-count");
const hfAprsLatestSeenEl = document.getElementById("hf-aprs-latest-seen");
const HF_APRS_MAX_PACKETS = 100;
let hfAprsFilterText = "";
let hfAprsPacketHistory = [];
let hfAprsPaused = false;
let hfAprsBufferedWhilePaused = 0;
let hfAprsOnlyPos = false;
let hfAprsHideCrc = false;
let hfAprsCollapseDup = false;
let hfAprsTypeFilter = "all";
function hfAprsPacketCategory(pkt) {
const type = String(pkt.type || "").toLowerCase();
const info = String(pkt.info || "").toLowerCase();
if (pkt.lat != null && pkt.lon != null || type.includes("position")) return "position";
if (type.includes("message") || info.startsWith(":")) return "message";
if (type.includes("weather") || info.startsWith("_")) return "weather";
if (type.includes("telemetry") || info.startsWith("t#")) return "telemetry";
return "other";
}
function hfAprsCategoryLabel(category) {
switch (category) {
case "position": return "Position";
case "message": return "Message";
case "weather": return "Weather";
case "telemetry": return "Telemetry";
default: return "Other";
}
}
function hfAprsAgeText(tsMs) {
if (!Number.isFinite(tsMs)) return "just now";
const deltaMs = Math.max(0, Date.now() - tsMs);
const seconds = Math.round(deltaMs / 1000);
if (seconds < 5) return "just now";
if (seconds < 60) return `${seconds}s ago`;
const minutes = Math.round(seconds / 60);
if (minutes < 60) return `${minutes}m ago`;
const hours = Math.round(minutes / 60);
return `${hours}h ago`;
}
function hfAprsDistanceText(pkt) {
if (serverLat == null || serverLon == null || pkt.lat == null || pkt.lon == null) return "";
const distKm = haversineKm(serverLat, serverLon, pkt.lat, pkt.lon);
if (!Number.isFinite(distKm)) return "";
if (distKm < 1) return `${Math.round(distKm * 1000)} m from TRX`;
return `${distKm.toFixed(1)} km from TRX`;
}
function hfAprsPacketSignature(pkt) {
return [
pkt.srcCall || "",
pkt.destCall || "",
pkt.path || "",
pkt.info || "",
pkt.type || "",
pkt.lat != null ? pkt.lat.toFixed(4) : "",
pkt.lon != null ? pkt.lon.toFixed(4) : "",
].join("|");
}
function hfAprsHexBytes(bytes) {
if (!Array.isArray(bytes) || bytes.length === 0) return "--";
return bytes.map((b) => Number(b).toString(16).toUpperCase().padStart(2, "0")).join(" ");
}
function hfAprsFilterMatch(pkt) {
if (hfAprsOnlyPos && (pkt.lat == null || pkt.lon == null)) return false;
if (hfAprsHideCrc && !pkt.crcOk) return false;
if (hfAprsTypeFilter !== "all" && hfAprsPacketCategory(pkt) !== hfAprsTypeFilter) return false;
if (!hfAprsFilterText) return true;
const haystack = [
pkt.srcCall,
pkt.destCall,
pkt.path,
pkt.info,
pkt.type,
pkt.lat != null ? pkt.lat.toFixed(4) : "",
pkt.lon != null ? pkt.lon.toFixed(4) : "",
hfAprsPacketCategory(pkt),
]
.filter(Boolean)
.join(" ")
.toUpperCase();
return haystack.includes(hfAprsFilterText);
}
function hfAprsVisiblePackets() {
const packets = hfAprsCollapseDup ? collapseHfAprsDuplicates(hfAprsPacketHistory) : hfAprsPacketHistory;
return packets.filter(hfAprsFilterMatch);
}
function collapseHfAprsDuplicates(packets) {
const seen = new Set();
const out = [];
for (const pkt of packets) {
const key = hfAprsPacketSignature(pkt);
if (seen.has(key)) continue;
seen.add(key);
out.push(pkt);
}
return out;
}
function updateHfAprsSummary() {
const visible = hfAprsVisiblePackets();
if (hfAprsTotalCountEl) {
hfAprsTotalCountEl.textContent = `${hfAprsPacketHistory.length} total`;
}
if (hfAprsVisibleCountEl) {
let text = `${visible.length} shown`;
if (hfAprsPaused && hfAprsBufferedWhilePaused > 0) {
text += ` · ${hfAprsBufferedWhilePaused} buffered`;
}
hfAprsVisibleCountEl.textContent = text;
}
if (hfAprsLatestSeenEl) {
const latest = hfAprsPacketHistory[0];
if (!latest) {
hfAprsLatestSeenEl.textContent = "No packets yet";
} else {
hfAprsLatestSeenEl.textContent = `${latest.srcCall} ${hfAprsAgeText(latest._tsMs)}`;
}
}
}
function updateHfAprsChipState() {
document.querySelectorAll("[id^='hf-aprs-type-']").forEach((btn) => {
btn.classList.toggle("active", btn.id === `hf-aprs-type-${hfAprsTypeFilter}`);
});
hfAprsOnlyPosBtn?.classList.toggle("active", hfAprsOnlyPos);
hfAprsHideCrcBtn?.classList.toggle("active", hfAprsHideCrc);
hfAprsCollapseDupBtn?.classList.toggle("active", hfAprsCollapseDup);
if (hfAprsPauseBtn) {
hfAprsPauseBtn.textContent = hfAprsPaused ? "Resume" : "Pause";
hfAprsPauseBtn.classList.toggle("active", hfAprsPaused);
}
}
function renderHfAprsInfo(pkt) {
const bytes = Array.isArray(pkt.info_bytes) ? pkt.info_bytes : null;
if (bytes && bytes.length > 0) {
let out = "";
for (let i = 0; i < bytes.length; i++) {
const b = bytes[i];
if (b >= 0x20 && b <= 0x7e) {
const ch = String.fromCharCode(b);
if (ch === "<") out += "&lt;";
else if (ch === ">") out += "&gt;";
else if (ch === "&") out += "&amp;";
else if (ch === '"') out += "&quot;";
else out += ch;
} else {
const hex = b.toString(16).toUpperCase().padStart(2, "0");
out += `<span class="aprs-byte">0x${hex}</span>`;
}
}
return out;
}
const str = pkt.info || "";
let out = "";
for (let i = 0; i < str.length; i++) {
const code = str.charCodeAt(i);
if (code >= 0x20 && code <= 0x7e) {
const ch = str[i];
if (ch === "<") out += "&lt;";
else if (ch === ">") out += "&gt;";
else if (ch === "&") out += "&amp;";
else if (ch === '"') out += "&quot;";
else out += ch;
} else {
const hex = code.toString(16).toUpperCase().padStart(2, "0");
out += `<span class="aprs-byte">0x${hex}</span>`;
}
}
return out;
}
function renderHfAprsRow(pkt, isFresh) {
const row = document.createElement("div");
row.className = "aprs-packet";
if (!pkt.crcOk) row.classList.add("aprs-packet-crc");
if (isFresh) row.classList.add("aprs-packet-new");
const ts = pkt._ts || new Date().toLocaleTimeString([], { hour: "2-digit", minute: "2-digit", second: "2-digit" });
const age = hfAprsAgeText(pkt._tsMs);
const category = hfAprsPacketCategory(pkt);
const categoryLabel = hfAprsCategoryLabel(category);
const categoryClass = `aprs-badge aprs-badge-type aprs-badge-type-${category}`;
const pathBadge = pkt.path ? `<span class="aprs-badge">${escapeMapHtml(pkt.path)}</span>` : "";
const crcBadge = pkt.crcOk ? "" : '<span class="aprs-badge aprs-badge-crc">CRC Fail</span>';
const hfBadge = '<span class="aprs-badge" style="background:var(--accent-alt,#f59e0b);color:#000">HF</span>';
let symbolHtml = "";
if (pkt.symbolTable && pkt.symbolCode) {
const sheet = pkt.symbolTable === "/" ? 0 : 1;
const code = pkt.symbolCode.charCodeAt(0) - 33;
const col = code % 16;
const row2 = Math.floor(code / 16);
const bgX = -(col * 24);
const bgY = -(row2 * 24);
symbolHtml = `<span class="aprs-symbol" style="background-image:url('https://raw.githubusercontent.com/hessu/aprs-symbols/master/png/aprs-symbols-24-${sheet}.png');background-position:${bgX}px ${bgY}px"></span>`;
}
const posLink = pkt.lat != null && pkt.lon != null
? `<a class="aprs-pos" href="javascript:void(0)" data-aprs-map="${pkt.lat},${pkt.lon}">${pkt.lat.toFixed(4)}, ${pkt.lon.toFixed(4)}</a>`
: "";
const distance = hfAprsDistanceText(pkt);
const qrzHref = `https://qrzcq.com/call/${encodeURIComponent(pkt.srcCall || "")}`;
row.innerHTML =
`<div class="aprs-row-head">` +
`<span class="aprs-time">${ts}</span>` +
hfBadge +
symbolHtml +
`<span class="aprs-call">${escapeMapHtml(pkt.srcCall)}</span>` +
`<span>&gt;${escapeMapHtml(pkt.destCall || "")}</span>` +
`<span class="${categoryClass}">${escapeMapHtml(categoryLabel)}</span>` +
pathBadge +
crcBadge +
`</div>` +
`<div class="aprs-row-meta">` +
`<span class="aprs-meta-text">${escapeMapHtml(age)}</span>` +
(distance ? `<span class="aprs-meta-text">${escapeMapHtml(distance)}</span>` : "") +
`<span class="aprs-meta-text">${escapeMapHtml(pkt.type || "--")}</span>` +
`</div>` +
`<div class="aprs-row-detail">` +
`<span title="${escapeMapHtml(pkt.type || "")}">${renderHfAprsInfo(pkt)}</span>` +
(posLink ? `<span>${posLink}</span>` : "") +
`</div>` +
`<div class="aprs-row-actions">` +
(pkt.lat != null && pkt.lon != null ? `<button class="aprs-inline-btn" type="button" data-aprs-map="${pkt.lat},${pkt.lon}">Map</button>` : "") +
(pkt.lat != null && pkt.lon != null ? `<button class="aprs-inline-btn" type="button" data-aprs-copy="${pkt.lat},${pkt.lon}">Copy Coords</button>` : "") +
`<a class="aprs-inline-btn" href="${qrzHref}" target="_blank" rel="noopener">QRZ</a>` +
`</div>` +
`<details class="aprs-details">` +
`<summary>Details</summary>` +
`<div class="aprs-details-grid">` +
`<span class="aprs-detail-label">Source</span><span class="aprs-detail-value">${escapeMapHtml(pkt.srcCall || "--")}</span>` +
`<span class="aprs-detail-label">Destination</span><span class="aprs-detail-value">${escapeMapHtml(pkt.destCall || "--")}</span>` +
`<span class="aprs-detail-label">Type</span><span class="aprs-detail-value">${escapeMapHtml(pkt.type || "--")}</span>` +
`<span class="aprs-detail-label">Path</span><span class="aprs-detail-value">${escapeMapHtml(pkt.path || "--")}</span>` +
`<span class="aprs-detail-label">Age</span><span class="aprs-detail-value">${escapeMapHtml(age)}</span>` +
`<span class="aprs-detail-label">CRC</span><span class="aprs-detail-value">${pkt.crcOk ? "OK" : "Failed"}</span>` +
`<span class="aprs-detail-label">Position</span><span class="aprs-detail-value">${pkt.lat != null && pkt.lon != null ? `${pkt.lat.toFixed(5)}, ${pkt.lon.toFixed(5)}` : "--"}</span>` +
`<span class="aprs-detail-label">Info</span><span class="aprs-detail-value">${escapeMapHtml(pkt.info || "--")}</span>` +
`<span class="aprs-detail-label">Info Bytes</span><span class="aprs-detail-value">${escapeMapHtml(hfAprsHexBytes(pkt.info_bytes))}</span>` +
`</div>` +
`</details>`;
row.querySelectorAll("[data-aprs-map]").forEach((el) => {
el.addEventListener("click", (evt) => {
evt.preventDefault();
const raw = String(el.dataset.aprsMap || "");
const [lat, lon] = raw.split(",").map(Number);
if (window.navigateToAprsMap && Number.isFinite(lat) && Number.isFinite(lon)) {
window.navigateToAprsMap(lat, lon);
}
});
});
const copyBtn = row.querySelector("[data-aprs-copy]");
if (copyBtn) {
copyBtn.addEventListener("click", async () => {
const raw = String(copyBtn.dataset.aprsCopy || "");
try {
if (navigator.clipboard?.writeText) {
await navigator.clipboard.writeText(raw);
showHint("Coordinates copied", 1200);
}
} catch (_e) {
showHint("Copy failed", 1500);
}
});
}
return row;
}
function renderHfAprsHistory() {
if (!hfAprsPacketsEl || hfAprsPaused) {
updateHfAprsSummary();
updateHfAprsChipState();
return;
}
const visible = hfAprsVisiblePackets();
hfAprsPacketsEl.innerHTML = "";
for (let i = 0; i < visible.length; i++) {
hfAprsPacketsEl.appendChild(renderHfAprsRow(visible[i], i === 0));
}
updateHfAprsSummary();
updateHfAprsChipState();
}
window.resetHfAprsHistoryView = function() {
if (hfAprsPacketsEl) hfAprsPacketsEl.innerHTML = "";
hfAprsPacketHistory = [];
hfAprsBufferedWhilePaused = 0;
renderHfAprsHistory();
};
function addHfAprsPacket(pkt) {
const tsMs = Number.isFinite(pkt.ts_ms) ? Number(pkt.ts_ms) : Date.now();
pkt._tsMs = tsMs;
pkt._ts = new Date(tsMs).toLocaleTimeString([], { hour: "2-digit", minute: "2-digit", second: "2-digit" });
hfAprsPacketHistory.unshift(pkt);
if (hfAprsPacketHistory.length > HF_APRS_MAX_PACKETS) hfAprsPacketHistory.length = HF_APRS_MAX_PACKETS;
if (hfAprsPaused) {
hfAprsBufferedWhilePaused += 1;
updateHfAprsSummary();
updateHfAprsChipState();
return;
}
renderHfAprsHistory();
}
document.getElementById("hf-aprs-clear-btn")?.addEventListener("click", async () => {
try {
await postPath("/clear_hf_aprs_decode");
window.resetHfAprsHistoryView();
} catch (e) {
console.error("HF APRS clear failed", e);
}
});
if (hfAprsPauseBtn) {
hfAprsPauseBtn.addEventListener("click", () => {
hfAprsPaused = !hfAprsPaused;
if (!hfAprsPaused) {
hfAprsBufferedWhilePaused = 0;
renderHfAprsHistory();
} else {
updateHfAprsSummary();
updateHfAprsChipState();
}
});
}
if (hfAprsOnlyPosBtn) {
hfAprsOnlyPosBtn.addEventListener("click", () => {
hfAprsOnlyPos = !hfAprsOnlyPos;
renderHfAprsHistory();
});
}
if (hfAprsHideCrcBtn) {
hfAprsHideCrcBtn.addEventListener("click", () => {
hfAprsHideCrc = !hfAprsHideCrc;
renderHfAprsHistory();
});
}
if (hfAprsCollapseDupBtn) {
hfAprsCollapseDupBtn.addEventListener("click", () => {
hfAprsCollapseDup = !hfAprsCollapseDup;
renderHfAprsHistory();
});
}
["all", "position", "message", "weather", "telemetry", "other"].forEach((type) => {
const btn = document.getElementById(`hf-aprs-type-${type}`);
if (!btn) return;
btn.addEventListener("click", () => {
hfAprsTypeFilter = type;
renderHfAprsHistory();
});
});
if (hfAprsFilterInput) {
hfAprsFilterInput.addEventListener("input", () => {
hfAprsFilterText = hfAprsFilterInput.value.trim().toUpperCase();
renderHfAprsHistory();
});
}
// --- Server-side HF APRS decode handler ---
window.onServerHfAprs = function(pkt) {
if (hfAprsStatus) hfAprsStatus.textContent = hfAprsPaused ? "Paused" : "Receiving";
addHfAprsPacket({
receiver: window.getDecodeRigMeta ? window.getDecodeRigMeta() : null,
srcCall: pkt.src_call,
destCall: pkt.dest_call,
path: pkt.path,
info: pkt.info,
info_bytes: pkt.info_bytes,
type: pkt.packet_type,
crcOk: pkt.crc_ok,
ts_ms: pkt.ts_ms,
lat: pkt.lat,
lon: pkt.lon,
symbolTable: pkt.symbol_table,
symbolCode: pkt.symbol_code,
});
};
renderHfAprsHistory();