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fix: false Connection lost message after settled stream disconnect — v0.50.59

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* fix: 避免流结束后误插入 Connection lost 错误

* chore: bump version to v0.50.59, update CHANGELOG

---------

Co-authored-by: fiver <fiver@example.com>
Co-authored-by: Hermes Agent <agent@hermes>
This commit is contained in:
nesquena-hermes
2026-04-15 20:25:31 -07:00
committed by GitHub
parent 07c25f0766
commit 8cf10b152b
3 changed files with 41 additions and 2 deletions
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36
static/messages.js
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@@ -213,6 +213,7 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
// ── Shared SSE handler wiring (used for initial connection and reconnect) ──
let _reconnectAttempted=false;
let _terminalStateReached=false;
// rAF-throttled rendering: buffer tokens, render at most once per frame
let _renderPending=false;
@@ -412,6 +413,7 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
});
source.addEventListener('done',e=>{
_terminalStateReached=true;
const d=JSON.parse(e.data);
delete INFLIGHT[activeSid];
clearInflight();clearInflightState(activeSid);
@@ -454,6 +456,7 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
});
source.addEventListener('stream_end',e=>{
_terminalStateReached=true;
try{
const d=JSON.parse(e.data||'{}');
if((d.session_id||activeSid)!==activeSid) return;
@@ -473,6 +476,7 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
});
source.addEventListener('apperror',e=>{
_terminalStateReached=true;
// Application-level error sent explicitly by the server (rate limit, crash, etc.)
// This is distinct from the SSE network 'error' event below.
source.close();
@@ -514,8 +518,12 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
}catch(_){}
});
source.addEventListener('error',e=>{
source.addEventListener('error',async e=>{
source.close();
if(_terminalStateReached){
_closeSource();
return;
}
// Attempt one reconnect if the stream is still active server-side
if(!_reconnectAttempted && streamId){
_reconnectAttempted=true;
@@ -529,14 +537,17 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
return;
}
}catch(_){}
if(await _restoreSettledSession()) return;
_handleStreamError();
},1500);
return;
}
if(await _restoreSettledSession()) return;
_handleStreamError();
});
source.addEventListener('cancel',e=>{
_terminalStateReached=true;
source.close();
delete INFLIGHT[activeSid];clearInflight();clearInflightState(activeSid);stopApprovalPolling();stopClarifyPolling();
if(!_approvalSessionId||_approvalSessionId===activeSid) hideApprovalCard(true);
@@ -553,6 +564,29 @@ function attachLiveStream(activeSid, streamId, uploaded=[], options={}){
});
}
async function _restoreSettledSession(){
try{
const data=await api(`/api/session?session_id=${encodeURIComponent(activeSid)}`);
const session=data&&data.session;
if(!session) return false;
if(session.active_stream_id||session.pending_user_message) return false;
delete INFLIGHT[activeSid];clearInflight();clearInflightState(activeSid);stopApprovalPolling();stopClarifyPolling();
_closeSource();
if(!_approvalSessionId||_approvalSessionId===activeSid) hideApprovalCard(true);
if(!_clarifySessionId||_clarifySessionId===activeSid) hideClarifyCard(true);
if(S.session&&S.session.session_id===activeSid){
S.activeStreamId=null;const _cbe=$('btnCancel');if(_cbe)_cbe.style.display='none';
clearLiveToolCards();if(!assistantText)removeThinking();
S.session=session;S.messages=session.messages||[];
syncTopbar();renderMessages();
}
renderSessionList();setBusy(false);setComposerStatus('');
return true;
}catch(_){
return false;
}
}
function _handleStreamError(){
delete INFLIGHT[activeSid];clearInflight();clearInflightState(activeSid);stopApprovalPolling();stopClarifyPolling();
_closeSource();