Function applyMakaSessionEventToTranscript

packages/cli/src/pi-transcript.ts:511–805

(
  state: MakaPiTranscriptState,
  event: SessionEvent,
)

}

export function applyMakaSessionEventToTranscript(
  state: MakaPiTranscriptState,
  event: SessionEvent,
): void {
  if (
    event.type === 'text_delta' ||
    event.type === 'text_complete' ||
    event.type === 'thinking_delta' ||
    event.type === 'thinking_complete' ||
    event.type === 'tool_start' ||
    event.type === 'error' ||
    event.type === 'abort' ||
    event.type === 'complete'
  ) {
    state.providerRetry = undefined;
  }
  switch (event.type) {
    case 'text_delta':
      appendAssistantText(state, event.messageId, event.text);
      break;

    case 'text_complete':
      if (!setAssistantText(state, event.messageId, event.text) && event.text) {
        appendAssistantText(state, event.messageId, event.text);
      }
      break;

    case 'thinking_delta':
      appendThinking(state, event.messageId, event.text);
      break;

    case 'thinking_complete':
      if (event.text) setThinking(state, event.messageId, event.text);
      break;

    case 'tool_start': {
      // A Read / StopBackgroundTask aimed at a ref a visible Bash card owns is
      // internal polling of that run: it never gets a row, so an active polling
      // loop cannot flicker cards in and out of the transcript. The result
      // folds into the parent at tool_result. A poll is folded only when its
      // parent card already carries the run's shell_run result — otherwise it
      // renders normally and the tool_result fold below still applies.
      if (event.toolName === 'Read' || event.toolName === 'StopBackgroundTask') {
        const ref = readArgsRef(event.args);
        if (ref && findShellRunParent(state, ref, event.toolUseId)) {
          state.pendingShellRunPolls.set(event.toolUseId, {
            toolName: event.toolName,
            ...(event.displayName ? { title: event.displayName } : {}),
            input: projectToolActivityArgs(event.toolName, event.args),
          });
          break;
        }
      }
      state.entries.push({
        kind: 'tool',
        turnId: event.turnId,
        toolUseId: event.toolUseId,
        toolName: event.toolName,