Function findChannelWithAccess

server/src/slack/client.ts:802–835

(
  channelName: string,
  slackUserId: string
)

 * Returns channel info if found and accessible
 */
export async function findChannelWithAccess(
  channelName: string,
  slackUserId: string
): Promise<{ channel: SlackChannel; hasAccess: boolean; reason?: string } | null> {
  try {
    // Get all channels the bot can see
    const allChannels = await getSlackChannels({
      types: 'public_channel,private_channel',
      exclude_archived: true,
    });

    // Find channel by name (case-insensitive partial match)
    const normalizedName = channelName.toLowerCase();
    const matchedChannel = allChannels.find(
      (c) => c.name.toLowerCase().includes(normalizedName)
    );

    if (!matchedChannel) {
      return null;
    }

    // Check access
    const access = await checkChannelAccess(matchedChannel.id, slackUserId);

    return {
      channel: matchedChannel,
      hasAccess: access.hasAccess,
      reason: access.reason,
    };
  } catch (error) {
    logger.warn({ error, channelName, slackUserId }, 'Failed to find channel with access check');
    return null;
  }
}

/**
 * Get the list of private channel IDs the user has access to