Function extractTodosFromTranscript

src/utils/sessionRestore.ts:77–93

* Scan the transcript for the last TodoWrite tool_use block and return its todos. * Used to hydrate AppState.todos on SDK --resume so the model's todo list * survives session restarts without file persistence.

(messages: Message[])

 * survives session restarts without file persistence.
 */
function extractTodosFromTranscript(messages: Message[]): TodoList {
  for (let i = messages.length - 1; i >= 0; i--) {
    const msg = messages[i]
    if (msg?.type !== 'assistant') continue
    const toolUse = (msg.message!.content as any[]).find(
      block => block.type === 'tool_use' && block.name === TODO_WRITE_TOOL_NAME,
    )
    if (!toolUse || toolUse.type !== 'tool_use') continue
    const input = toolUse.input
    if (input === null || typeof input !== 'object') return []
    const parsed = TodoListSchema().safeParse(
      (input as Record<string, unknown>).todos,
    )
    return parsed.success ? parsed.data : []
  }
  return []
}

/**
 * Restore session state (file history, attribution, todos) from log on resume.