Function createAgentBlock

cli/src/utils/message-block-helpers.ts:297–318

(
  options: CreateAgentBlockOptions,
)

 * Creates a new agent content block with standard defaults.
 */
export const createAgentBlock = (
  options: CreateAgentBlockOptions,
): AgentContentBlock => {
  const { agentId, agentType, prompt, params, spawnToolCallId, spawnIndex, parentAgentType } = options
  const shouldCollapse =
    shouldCollapseByDefault(agentType || '') ||
    shouldCollapseForParent(agentType || '', parentAgentType)
  return {
    type: 'agent',
    agentId,
    agentName: agentType || 'Agent',
    agentType: agentType || 'unknown',
    content: '',
    status: 'running' as const,
    blocks: [] as ContentBlock[],
    initialPrompt: prompt || '',
    ...(params && { params }),
    ...(spawnToolCallId && { spawnToolCallId }),
    ...(spawnIndex !== undefined && { spawnIndex }),
    ...(shouldCollapse && { isCollapsed: true }),
  }
}

/**
 * Helper function to recursively update blocks by target agent ID.