Function handleBroadcast

src/tools/SendMessageTool/SendMessageTool.ts:191–266

(
  content: string,
  summary: string | undefined,
  context: ToolUseContext,
)

}

async function handleBroadcast(
  content: string,
  summary: string | undefined,
  context: ToolUseContext,
): Promise<{ data: BroadcastOutput }> {
  const appState = context.getAppState()
  const teamName = getTeamName(appState.teamContext)

  if (!teamName) {
    throw new Error(
      'Not in a team context. Create a team with Teammate spawnTeam first, or set CLAUDE_CODE_TEAM_NAME.',
    )
  }

  const teamFile = await readTeamFileAsync(teamName)
  if (!teamFile) {
    throw new Error(`Team "${teamName}" does not exist`)
  }

  const senderName =
    getAgentName() || (isTeammate() ? 'teammate' : TEAM_LEAD_NAME)
  if (!senderName) {
    throw new Error(
      'Cannot broadcast: sender name is required. Set CLAUDE_CODE_AGENT_NAME.',
    )
  }

  const senderColor = getTeammateColor()

  const recipients: string[] = []
  for (const member of teamFile.members) {
    if (member.name.toLowerCase() === senderName.toLowerCase()) {
      continue
    }
    recipients.push(member.name)
  }

  if (recipients.length === 0) {
    return {
      data: {
        success: true,
        message: 'No teammates to broadcast to (you are the only team member)',
        recipients: [],
      },
    }
  }

  for (const recipientName of recipients) {
    await writeToMailbox(
      recipientName,
      {
        from: senderName,
        text: content,
        summary,
        timestamp: new Date().toISOString(),
        color: senderColor,
      },
      teamName,