Add previous messaging session controls

api/config.py

@@ -4128,6 +4128,7 @@ def _get_session_agent_lock(session_id: str) -> threading.Lock:
     "show_tps": False,  # show tokens-per-second chip in assistant message headers
     "fade_text_effect": False,  # animate newly streamed words with a lightweight fade-in effect
     "show_cli_sessions": False,  # merge CLI sessions from state.db into the sidebar
+    "show_previous_messaging_sessions": False,  # show older Telegram/Discord/etc. reset segments
     "sync_to_insights": False,  # mirror WebUI token usage to state.db for /insights
     "check_for_updates": True,  # check if webui/agent repos are behind upstream
     "whats_new_summary_enabled": False,  # show an LLM-written What's New summary before diff links
@@ -4263,6 +4264,7 @@ def load_settings() -> dict:
     "show_tps",
     "fade_text_effect",
     "show_cli_sessions",
+    "show_previous_messaging_sessions",
     "sync_to_insights",
     "check_for_updates",
     "whats_new_summary_enabled",

api/routes.py

@@ -2158,8 +2158,15 @@ def _messaging_source_key(session: dict) -> str | None:
     return _messaging_session_identity(session, raw)
 
 
-def _keep_latest_messaging_session_per_source(sessions: list[dict]) -> list[dict]:
+def _keep_latest_messaging_session_per_source(
+    sessions: list[dict],
+    *,
+    show_previous_messaging_sessions: bool = False,
+) -> list[dict]:
     """Keep only the newest sidebar row per messaging session identity."""
+    if show_previous_messaging_sessions:
+        return sorted(sessions, key=_session_sort_timestamp, reverse=True)
+
     gateway_metadata = _load_gateway_session_identity_map()
     active_gateway_session_ids = {str(sid) for sid in gateway_metadata.keys() if sid}
     active_gateway_sources = {
@@ -3943,7 +3950,12 @@ def handle_get(handler, parsed) -> bool:
                           if _profiles_match(s.get("profile"), active_profile)]
                 other_profile_count = len(merged) - len(scoped)
             diag.stage("messaging_dedupe")
-            scoped = _keep_latest_messaging_session_per_source(scoped)
+            scoped = _keep_latest_messaging_session_per_source(
+                scoped,
+                show_previous_messaging_sessions=bool(
+                    settings.get("show_previous_messaging_sessions")
+                ),
+            )
             if show_cli_sessions:
                 diag.stage("cli_cap")
                 scoped = _cap_recent_cli_sessions(scoped, cli_cap=CLI_VISIBLE_SESSION_CAP)

static/boot.js

@@ -1412,6 +1412,7 @@ function applyBotName(){
     window._showTps=!!s.show_tps;
     window._fadeTextEffect=!!s.fade_text_effect;
     window._showCliSessions=!!s.show_cli_sessions;
+    window._showPreviousMessagingSessions=!!s.show_previous_messaging_sessions;
     window._soundEnabled=!!s.sound_enabled;
     window._notificationsEnabled=!!s.notifications_enabled;
     // Persist default workspace so the blank new-chat page can show it

static/index.html

@@ -1129,6 +1129,13 @@ <h2 data-i18n="empty_title">What can I help with?</h2>
               </label>
               <div style="font-size:11px;color:var(--muted);margin-top:4px" data-i18n="settings_desc_external_sessions">Show conversations from CLI, Telegram, Discord, Slack, and other channels in the session list. Click to import and continue.</div>
             </div>
+            <div class="settings-field">
+              <label style="display:flex;align-items:center;gap:8px;cursor:pointer">
+                <input type="checkbox" id="settingsShowPreviousMessagingSessions" style="width:15px;height:15px;accent-color:var(--accent)">
+                <span data-i18n="settings_label_previous_messaging_sessions">Show previous messaging sessions</span>
+              </label>
+              <div style="font-size:11px;color:var(--muted);margin-top:4px" data-i18n="settings_desc_previous_messaging_sessions">Show older Discord, Telegram, Slack, and Weixin sessions that were replaced by reset or compression.</div>
+            </div>
             <div class="settings-field">
               <label style="display:flex;align-items:center;gap:8px;cursor:pointer">
                 <input type="checkbox" id="settingsSyncInsights" style="width:15px;height:15px;accent-color:var(--accent)">

static/panels.js

@@ -5272,6 +5272,8 @@ function _preferencesPayloadFromUi(){
   if(apiRedactCb) payload.api_redact_enabled=apiRedactCb.checked;
   const showCliCb=$('settingsShowCliSessions');
   if(showCliCb) payload.show_cli_sessions=showCliCb.checked;
+  const showPreviousMessagingCb=$('settingsShowPreviousMessagingSessions');
+  if(showPreviousMessagingCb) payload.show_previous_messaging_sessions=showPreviousMessagingCb.checked;
   const syncCb=$('settingsSyncInsights');
   if(syncCb) payload.sync_to_insights=syncCb.checked;
   const updateCb=$('settingsCheckUpdates');
@@ -5524,6 +5526,8 @@ async function loadSettingsPanel(){
     if(apiRedactCb){apiRedactCb.checked=settings.api_redact_enabled!==false;apiRedactCb.addEventListener('change',_schedulePreferencesAutosave,{once:false});}
     const showCliCb=$('settingsShowCliSessions');
     if(showCliCb){showCliCb.checked=!!settings.show_cli_sessions;showCliCb.addEventListener('change',_schedulePreferencesAutosave,{once:false});}
+    const showPreviousMessagingCb=$('settingsShowPreviousMessagingSessions');
+    if(showPreviousMessagingCb){showPreviousMessagingCb.checked=!!settings.show_previous_messaging_sessions;showPreviousMessagingCb.addEventListener('change',_schedulePreferencesAutosave,{once:false});}
     const syncCb=$('settingsSyncInsights');
     if(syncCb){syncCb.checked=!!settings.sync_to_insights;syncCb.addEventListener('change',_schedulePreferencesAutosave,{once:false});}
     const updateCb=$('settingsCheckUpdates');
@@ -6287,6 +6291,7 @@ function _applySavedSettingsUi(saved, body, opts){
   window._showTps=showTps;
   window._fadeTextEffect=!!fadeTextEffect;
   window._showCliSessions=showCliSessions;
+  window._showPreviousMessagingSessions=!!body.show_previous_messaging_sessions;
   window._soundEnabled=body.sound_enabled;
   window._notificationsEnabled=body.notifications_enabled;
   window._whatsNewSummaryEnabled=!!body.whats_new_summary_enabled;
@@ -6382,6 +6387,7 @@ async function saveSettings(andClose){
   const showTps=!!($('settingsShowTps')||{}).checked;
   const fadeTextEffect=!!($('settingsFadeTextEffect')||{}).checked;
   const showCliSessions=!!($('settingsShowCliSessions')||{}).checked;
+  const showPreviousMessagingSessions=!!($('settingsShowPreviousMessagingSessions')||{}).checked;
   const pw=($('settingsPassword')||{}).value;
   const theme=($('settingsTheme')||{}).value||'dark';
   const skin=($('settingsSkin')||{}).value||'default';
@@ -6405,6 +6411,7 @@ async function saveSettings(andClose){
   body.simplified_tool_calling=!!($('settingsSimplifiedToolCalling')||{}).checked;
   body.api_redact_enabled=!!($('settingsApiRedact')||{}).checked;
   body.show_cli_sessions=showCliSessions;
+  body.show_previous_messaging_sessions=showPreviousMessagingSessions;
   body.sync_to_insights=!!($('settingsSyncInsights')||{}).checked;
   body.check_for_updates=!!($('settingsCheckUpdates')||{}).checked;
   body.whats_new_summary_enabled=!!($('settingsWhatsNewSummary')||{}).checked;

static/sessions.js

@@ -1773,6 +1773,23 @@ function _openSessionActionMenu(session, anchorEl){
       }catch(err){showToast(t('session_archive_failed')+err.message);}
     }
   ));
+  if(isExternalSession && !session.archived){
+    menu.appendChild(_buildSessionAction(
+      t('session_hide_external'),
+      t('session_hide_external_desc'),
+      ICONS.archive,
+      async()=>{
+        closeSessionActionMenu();
+        try{
+          await api('/api/session/archive',{method:'POST',body:JSON.stringify({session_id:session.session_id,archived:true})});
+          session.archived=true;
+          if(S.session&&S.session.session_id===session.session_id) S.session.archived=true;
+          await renderSessionList();
+          showToast(t('session_hidden'));
+        }catch(err){showToast(t('session_archive_failed')+err.message);}
+      }
+    ));
+  }
   if(!isExternalSession){
     _appendSessionDuplicateAction(menu, session);
   }

tests/test_1003_preferences_autosave.py

@@ -3,7 +3,7 @@
 Mirrors the structure of test_1003_appearance_autosave.py to verify the
 preferences-panel autosave pattern is wired correctly:
 
-- All 14 preference fields use _schedulePreferencesAutosave (not _markSettingsDirty)
+- All 15 preference fields use _schedulePreferencesAutosave (not _markSettingsDirty)
 - Password field MUST still call _markSettingsDirty (security: never autosave)
 - _preferencesPayloadFromUi covers all 14 fields
 - _setPreferencesAutosaveStatus uses the shared i18n keys
@@ -41,6 +41,7 @@ def _load_settings_panel_block() -> str:
     ("settingsShowTps", "show_tps"),
     ("settingsSimplifiedToolCalling", "simplified_tool_calling"),
     ("settingsShowCliSessions", "show_cli_sessions"),
+    ("settingsShowPreviousMessagingSessions", "show_previous_messaging_sessions"),
     ("settingsSyncInsights", "sync_to_insights"),
     ("settingsCheckUpdates", "check_for_updates"),
     ("settingsSoundEnabled", "sound_enabled"),
@@ -52,8 +53,8 @@ def _load_settings_panel_block() -> str:
 ]
 
 
-def test_all_14_preference_fields_have_autosave_payload_entries():
-    """_preferencesPayloadFromUi must include all 14 preference fields."""
+def test_all_15_preference_fields_have_autosave_payload_entries():
+    """_preferencesPayloadFromUi must include all 15 preference fields."""
     block = _function_block(PANELS_JS, "_preferencesPayloadFromUi")
     for dom_id, field in PREFERENCE_FIELDS_AUTOSAVE:
         assert f"$('{dom_id}')" in block, \
@@ -63,7 +64,7 @@ def test_all_14_preference_fields_have_autosave_payload_entries():
 
 
 def test_preference_fields_use_schedule_autosave_not_mark_dirty():
-    """All 13 listener attachments (excluding bot_name's debounce wrapper) must
+    """All 14 listener attachments (excluding bot_name's debounce wrapper) must
     use _schedulePreferencesAutosave. bot_name uses a wrapper but still
     eventually calls _schedulePreferencesAutosave."""
     panel = _load_settings_panel_block()

tests/test_1466_sidebar_cancel_clarify.py

@@ -23,12 +23,12 @@ def test_running_sidebar_sessions_get_stop_action(self):
         """Running sessions need a context-menu cancel action even when not active pane."""
         # Window bumped from 3200 → 4400 in #1764 to accommodate the new
         # Rename action item, then to 5200 in #2111 for response-aware archive
-        # toast handling inside _openSessionActionMenu before the stop/delete
-        # actions.
+        # toast handling, then to 6400 in #2294 for the new "Hide from list"
+        # action prepended for external sessions.
         # The `session.active_stream_id` / cancelSessionStream / delete checks
         # are positional further down in the function, so growing the prefix
         # required growing this read window.
-        body = _function_body(SESSIONS_JS, "_openSessionActionMenu", 5200)
+        body = _function_body(SESSIONS_JS, "_openSessionActionMenu", 6400)
         assert "session.active_stream_id" in body, (
             "sidebar action menu must detect per-session active_stream_id instead of S.activeStreamId"
         )
@@ -75,8 +75,9 @@ def test_cli_session_helper_identifies_cli_origin(self):
     def test_cli_sessions_hide_duplicate_and_delete_in_action_menu(self):
         """Session action menu should hide duplicate/delete for CLI-origin sessions."""
         # Window bumped 3600 → 4800 in #1764 (Rename action prepended), then
-        # to 5200 in #2111 for response-aware archive toast handling.
-        body = _function_body(SESSIONS_JS, "_openSessionActionMenu", 5200)
+        # to 5200 in #2111 for response-aware archive toast handling, then
+        # to 6400 in #2294 for the "Hide from list" action on external sessions.
+        body = _function_body(SESSIONS_JS, "_openSessionActionMenu", 6400)
         assert "const isCliSession = _isCliSession(session);" in body
         assert "const isExternalSession = isMessagingSession || isCliSession;" in body
         assert "if(!isExternalSession)" in body

tests/test_gateway_sync.py

@@ -827,6 +827,61 @@ def test_sessions_js_treats_email_as_messaging_source():
     assert "email: 'Email'" in src[src.find("_MESSAGING_SOURCE_LABELS"):src.find("function _isMessagingSession")]
 
 
+def test_previous_messaging_setting_keeps_reset_history(monkeypatch):
+    """The previous-messaging toggle exposes older reset segments."""
+    import api.routes as routes
+
+    monkeypatch.setattr(
+        routes,
+        "_load_gateway_session_identity_map",
+        lambda: {
+            "discord_active": {
+                "raw_source": "discord",
+                "platform": "discord",
+                "user_id": "user-1",
+            }
+        },
+    )
+
+    rows = [
+        {
+            "session_id": "discord_active",
+            "title": "Current Discord chat",
+            "source_tag": "discord",
+            "raw_source": "discord",
+            "session_source": "messaging",
+            "source_label": "Discord",
+            "user_id": "user-1",
+            "message_count": 3,
+            "updated_at": 200.0,
+        },
+        {
+            "session_id": "discord_previous_history",
+            "title": "Previous Discord chat",
+            "source_tag": "discord",
+            "raw_source": "discord",
+            "session_source": "messaging",
+            "source_label": "Discord",
+            "user_id": "user-1",
+            "message_count": 7,
+            "updated_at": 100.0,
+            "end_reason": "session_reset",
+        },
+    ]
+
+    hidden = routes._keep_latest_messaging_session_per_source(rows)
+    visible = routes._keep_latest_messaging_session_per_source(
+        rows,
+        show_previous_messaging_sessions=True,
+    )
+
+    assert [row["session_id"] for row in hidden] == ["discord_active"]
+    assert [row["session_id"] for row in visible] == [
+        "discord_active",
+        "discord_previous_history",
+    ]
+
+
 def test_cross_source_parent_child_is_not_collapsed_into_root_metadata(cleanup_test_sessions):
     """A WebUI continuation from a messaging parent must keep WebUI metadata.
 

tests/test_issue1611_session_profile_filtering.py

@@ -164,7 +164,11 @@ def test_keep_latest_messaging_runs_after_profile_filter():
     block = src[handler_idx:next_handler]
 
     filter_idx = block.find('_profiles_match(s.get("profile"), active_profile)')
-    dedupe_idx = block.find('_keep_latest_messaging_session_per_source(scoped)')
+    # The dedupe call can be either single-line `(scoped)` or multi-line
+    # `(\n    scoped,\n    show_previous_messaging_sessions=…,\n)`; match the
+    # function name + the first arg position rather than coupling to the call
+    # shape. (#2294 added the keyword-arg form.)
+    dedupe_idx = block.find('_keep_latest_messaging_session_per_source(')
     assert filter_idx > 0, "Profile filter not found in /api/sessions handler"
     assert dedupe_idx > 0, "Messaging dedupe must run on the scoped list"
     assert filter_idx < dedupe_idx, (