import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import { mkdtempSync, rmSync } from 'fs';
import { tmpdir } from 'os';
import { join } from 'path';
import { init } from '../src/cli/commands/init.js';
import { buildApp } from '../src/server/index.js';
import { startServer } from '../src/server/index.js';
import { waitForAsk } from '../src/cli/commands/ask.js';
import type { Ask } from '../src/core/schema.js';

describe('ask routes (TSK-0118)', () => {
  let cwd: string;
  let app: ReturnType<typeof buildApp>;

  beforeEach(() => {
    cwd = mkdtempSync(join(tmpdir(), 'ah-ask-routes-'));
    init(cwd, { projectName: 'ask-routes', yes: true });
    app = buildApp(cwd);
  });

  afterEach(() => {
    rmSync(cwd, { recursive: true, force: true });
  });

  it('POST/GET/answer/escalate roundtrip', async () => {
    const created = JSON.parse((await app.inject({ method: 'POST', url: '/asks', payload: { from: 'kimi', question: 'q?' } })).payload) as Ask;
    expect(created.id).toBe('ASK-0001');
    expect(created.to).toBe('claude');
    expect(created.status).toBe('pending');

    // GET /asks — the data source agenthub_work's architect branch surfaces.
    const pending = JSON.parse((await app.inject({ method: 'GET', url: '/asks?status=pending' })).payload) as Ask[];
    expect(pending.map((a) => a.id)).toContain('ASK-0001');

    const answered = JSON.parse((await app.inject({ method: 'POST', url: '/asks/ASK-0001/answer', payload: { text: 'yes', by: 'claude' } })).payload) as Ask;
    expect(answered.status).toBe('answered');
    expect(answered.answer).toBe('yes');

    const created2 = JSON.parse((await app.inject({ method: 'POST', url: '/asks', payload: { from: 'kimi', question: 'ship?' } })).payload) as Ask;
    const escalated = JSON.parse((await app.inject({ method: 'POST', url: `/asks/${created2.id}/escalate`, payload: { note: 'ceo call' } })).payload) as Ask;
    expect(escalated.status).toBe('escalated');
    expect(escalated.escalatedTo).toBe('ceo');
  });
});

describe('ask --wait (server SSE)', () => {
  let cwd: string;
  let server: Awaited<ReturnType<typeof startServer>>;

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

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

  it('resolves with the answer when the architect answers', async () => {
    const created = (await fetch(`${server.url}/asks`, {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ from: 'kimi', question: 'which driver?' }),
    }).then((r) => r.json())) as Ask;

    const waitP = waitForAsk(server.url, created.id, 4);

    await new Promise((r) => setTimeout(r, 200));
    await fetch(`${server.url}/asks/${created.id}/answer`, {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ text: 'node:sqlite', by: 'claude' }),
    });

    const settled = await waitP;
    expect(settled).not.toBeNull();
    expect(settled?.status).toBe('answered');
    expect(settled?.answer).toBe('node:sqlite');
  }, 7000);

  it('times out cleanly when there is no answer', async () => {
    const created = (await fetch(`${server.url}/asks`, {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ from: 'kimi', question: 'no answer coming' }),
    }).then((r) => r.json())) as Ask;

    const settled = await waitForAsk(server.url, created.id, 1);
    expect(settled).toBeNull();
  }, 4000);
});