Method loadSnapshot

app/src/AI/Conversation.cpp:2477–2517

* @brief Loads a captured snapshot into memory, resetting all in-flight turn state and * downgrading any stale Running/AwaitingConfirm tool cards to Done. */

 *        downgrading any stale Running/AwaitingConfirm tool cards to Done.
 */
void AI::Conversation::loadSnapshot(const QJsonObject& doc)
{
  cancel();

  m_history    = doc.value(QStringLiteral("history")).toArray();
  m_uiMessages = doc.value(QStringLiteral("messages")).toArray().toVariantList();

  m_assistantIndex = -1;
  m_assistantText.clear();
  m_assistantThinking.clear();
  m_pendingThinkingBlocks   = QJsonArray();
  m_pendingToolUseBlocks    = QJsonArray();
  m_pendingToolResultBlocks = QJsonArray();
  m_outstandingToolResults  = 0;
  m_awaitingConfirm.clear();
  setLastError(QString());

  for (int i = 0; i < m_uiMessages.size(); ++i) {
    auto map     = m_uiMessages.at(i).toMap();
    auto calls   = map.value(QStringLiteral("toolCalls")).toList();
    bool changed = false;
    for (int j = 0; j < calls.size(); ++j) {
      auto card        = calls.at(j).toMap();
      const auto state = card.value(QStringLiteral("status")).toInt();
      if (state == static_cast<int>(CallStatus::Running)
          || state == static_cast<int>(CallStatus::AwaitingConfirm)) {
        card[QStringLiteral("status")] = static_cast<int>(CallStatus::Done);
        calls[j]                       = card;
        changed                        = true;
      }
    }
    if (changed) {
      map.insert(QStringLiteral("toolCalls"), calls);
      m_uiMessages[i] = map;
    }
  }

  pruneHistory();

  Q_EMIT messagesChanged();
}

/**
 * @brief Returns the text of the first user row, used to title a chat.