Function sendDirectMessage

server/src/slack/client.ts:365–391

(
  userId: string,
  message: SlackBlockMessage
)

 * Send a direct message to a user
 */
export async function sendDirectMessage(
  userId: string,
  message: SlackBlockMessage
): Promise<{ ok: boolean; ts?: string; error?: string }> {
  try {
    // First, open a DM channel with the user
    const imResponse = await slackPostRequest<{ channel: { id: string } }>('conversations.open', {
      users: userId,
    });

    const channelId = imResponse.channel.id;

    // Send the message
    const messageResponse = await slackPostRequest<{ ts: string }>('chat.postMessage', {
      channel: channelId,
      text: message.text,
      blocks: message.blocks,
    });

    logger.info({ userId, ts: messageResponse.ts }, 'Sent Slack DM');
    return { ok: true, ts: messageResponse.ts };
  } catch (error) {
    const errorMessage = error instanceof Error ? error.message : 'Unknown error';
    logger.error({ error, userId }, 'Failed to send Slack DM');
    return { ok: false, error: errorMessage };
  }
}

/**
 * Privacy state of a configured Slack channel at send time. Distinguishes