From bb6df3a073da62cfcce03a2daa53cd48bbd363ab Mon Sep 17 00:00:00 2001
From: Ollie Agent <ollie@example.com>
Date: Thu, 20 Aug 2026 17:34:53 +0200
Subject: [PATCH] Hide context blocks in KDE chat

---
 kde/gui/chatblockmodel.cpp | 13 +++++++++++++
 kde/gui/chatblockmodel.h   |  3 +++
 2 files changed, 16 insertions(+)

diff --git a/kde/gui/chatblockmodel.cpp b/kde/gui/chatblockmodel.cpp
index 927e713..7a652ba 100644
--- a/kde/gui/chatblockmodel.cpp
+++ b/kde/gui/chatblockmodel.cpp
@@ -232,6 +232,7 @@ void ChatBlockModel::reset()
     beginResetModel();
     m_blocks.clear();
     m_lineBuffer.clear();
+    m_inContext = false;
     m_state = State::BlockStart;
     m_inCodeFence = false;
     m_fenceLanguage.clear();
@@ -680,6 +681,18 @@ void ChatBlockModel::processLine(const QString &line)
     }
 
     case State::BlockEnd:
+        // Hide prompt context blocks from the rendered chat, matching olliesrv.
+        if (line.trimmed() == QStringLiteral("<context>")) {
+            m_inContext = true;
+            return;
+        }
+        if (line.trimmed() == QStringLiteral("</context>")) {
+            m_inContext = false;
+            return;
+        }
+        if (m_inContext)
+            return;
+
         // [[[end]]] closes the current block
         if (s_endRe.match(line).hasMatch()) {
             // Emit final update so QML picks up the completed segment state.
diff --git a/kde/gui/chatblockmodel.h b/kde/gui/chatblockmodel.h
index da75296..d900765 100644
--- a/kde/gui/chatblockmodel.h
+++ b/kde/gui/chatblockmodel.h
@@ -134,6 +134,9 @@ private:
     QList<ChatBlock> m_blocks;
     QString m_lineBuffer;
 
+    // Context blocks are injected into prompts but hidden from chat rendering.
+    bool m_inContext = false;
+
     // Code fence state (for streaming)
     bool m_inCodeFence = false;
     QString m_fenceLanguage;