import { Command } from 'commander';
import type { ApiClient } from '../api-client.js';

export interface LogsCommandDeps {
  client: ApiClient;
  log: (...args: unknown[]) => void;
}

export function createLogsCommand(deps: LogsCommandDeps): Command {
  const { client, log } = deps;

  return new Command('logs')
    .description('Get logs from an MCP server instance')
    .argument('<instance-id>', 'Instance ID')
    .option('-t, --tail <lines>', 'Number of lines to show')
    .action(async (id: string, opts: { tail?: string }) => {
      let url = `/api/v1/instances/${id}/logs`;
      if (opts.tail) {
        url += `?tail=${opts.tail}`;
      }
      const logs = await client.get<{ stdout: string; stderr: string }>(url);
      if (logs.stdout) {
        log(logs.stdout);
      }
      if (logs.stderr) {
        process.stderr.write(logs.stderr);
      }
    });
}