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[feat](trx-frontend-http): show distinct connection loss messages in UI

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When the SSE stream drops (onerror or 15s heartbeat timeout) show
"trx-client connection lost, retrying…". When the stream is live but
server_connected is false, show "trx-server connection lost".

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
This commit is contained in:
Stan Grams
2026-03-16 23:27:54 +01:00
parent 9058e5d101
commit d131efae36
1 changed files with 5 additions and 2 deletions
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src/trx-client/trx-frontend/trx-frontend-http/assets/web/app.js
+5 -2
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@@ -3103,7 +3103,9 @@ function connect() {
lastRendered = evt.data; lastRendered = evt.data;
render(data); render(data);
lastEventAt = Date.now(); lastEventAt = Date.now();
if (data.initialized) { if (data.server_connected === false) {
powerHint.textContent = "trx-server connection lost";
} else if (data.initialized) {
powerHint.textContent = readyText(); powerHint.textContent = readyText();
} }
} catch (e) { } catch (e) {
@@ -3122,7 +3124,7 @@ function connect() {
es.onerror = () => { es.onerror = () => {
// Check if this is an auth error by looking at readyState // Check if this is an auth error by looking at readyState
if (es.readyState === EventSource.CLOSED) { if (es.readyState === EventSource.CLOSED) {
powerHint.textContent = "Disconnected, retrying…"; powerHint.textContent = "trx-client connection lost, retrying\u2026";
es.close(); es.close();
pollFreshSnapshot(); pollFreshSnapshot();
scheduleReconnect(1000); scheduleReconnect(1000);
@@ -3132,6 +3134,7 @@ function connect() {
esHeartbeat = setInterval(() => { esHeartbeat = setInterval(() => {
const now = Date.now(); const now = Date.now();
if (now - lastEventAt > 15000) { if (now - lastEventAt > 15000) {
powerHint.textContent = "trx-client connection lost, retrying\u2026";
es.close(); es.close();
pollFreshSnapshot(); pollFreshSnapshot();
scheduleReconnect(250); scheduleReconnect(250);