import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import { mkdtempSync, rmSync } from 'fs';
import { tmpdir } from 'os';
import { join } from 'path';
import { startServer } from '../src/server/index.js';
import { remoteClient, RemoteError } from '../src/cli/remoteClient.js';
import { createProgram } from '../src/cli/index.js';
import { init } from '../src/cli/commands/init.js';

describe('network e2e', () => {
  let cwd: string;
  let server: Awaited<ReturnType<typeof startServer>>;

  beforeEach(async () => {
    cwd = mkdtempSync(join(tmpdir(), 'ah-net-'));
    await init(cwd, { projectName: 'net-test', yes: true });
    server = await startServer(cwd, { host: '127.0.0.1', port: 0 });
  });

  afterEach(async () => {
    await server.app.close();
    rmSync(cwd, { recursive: true, force: true });
  });

  it('creates a task remotely via CLI and reads it back', async () => {
    const program = createProgram(cwd);
    await program.parseAsync(['node', 'agenthub', '--server', server.url, 'task', 'create', '--title', 'Remote CLI', '--role', 'implementer']);

    const { task } = await remoteClient.getTask(server.url, 'TSK-0001');
    expect(task.title).toBe('Remote CLI');
  });

  it('updates status remotely via CLI', async () => {
    await remoteClient.createTask(server.url, { title: 'Remote', role: 'implementer' });

    const program = createProgram(cwd);
    await program.parseAsync(['node', 'agenthub', '--server', server.url, 'status', '--update']);

    const status = await remoteClient.getStatus(server.url);
    expect(status).toContain('Active tasks: 1');
  });

  it('returns a meaningful error when the server is unreachable', async () => {
    await expect(remoteClient.listTasks('http://127.0.0.1:1')).rejects.toThrow(RemoteError);
  });
});