/**
 * DC-CATALOG-3 route tests: /deploys/catalog/apps + /deploys/catalog/deploy.
 * Table-driven over validation cases with a stubbed bridge fetch.
 */
const path = require('path');
const express = require('express');
const request = require('supertest');

// The route module captures SHIPDECK_BRIDGE_URL at require time — set it
// BEFORE requiring deploys.js (this file's require order is the fixture).
process.env.SHIPDECK_BRIDGE_URL = 'http://127.0.0.1:19999';
process.env.SHIPDECK_BRIDGE_TOKEN_FILE = '';

const ROOT = path.resolve(__dirname, '..', '..');
const buildDeploys = require(path.join(ROOT, 'routes', 'deploys'));

const BRIDGE_URL = 'http://127.0.0.1:19999';

function makeApp(bridgeResponses) {
  const calls = [];
  const fetchT = async (url, opts) => {
    const key = `${opts.method} ${url.replace(BRIDGE_URL, '')}`;
    calls.push({ key, body: opts.body ? JSON.parse(opts.body) : null });
    const r = bridgeResponses[key] || { status: 404, body: { ok: false, error: 'no stub' } };
    return {
      status: r.status,
      json: async () => r.body,
    };
  };
  const log = { info() {}, error() {}, warn() {} };
  const audits = [];
  const auditLogger = { log: async (entry) => { audits.push(entry); } };
  const e = express();
  e.use(express.json());
  const asyncHandler = (fn) => async (req, res, next) => {
    try { await fn(req, res, next); } catch (e) { next(e); }
  };
  e.use('/api/v1/deploys', buildDeploys({ asyncHandler, log, auditLogger, fetchT }));
  return { app: e, calls, audits };
}

describe('DC-CATALOG-3: /deploys/catalog endpoints', () => {
  it('GET /catalog/apps proxies the bridge list', async () => {
    const { app, calls } = makeApp({
      'GET /api/catalog/apps': { status: 200, body: { ok: true, apps: [{ id: 'plex' }, { id: 'jellyfin' }] } },
    });
    const res = await request(app).get('/api/v1/deploys/catalog/apps').expect(200);
    expect(res.body.apps).toHaveLength(2);
    expect(calls[0].key).toBe('GET /api/catalog/apps');
  });

  it('POST /catalog/deploy with valid body proxies and audits', async () => {
    const { app, calls, audits } = makeApp({
      'POST /api/catalog/deploy': { status: 200, body: { ok: true, output: 'DEPLOYED plex', subdomain: 'plex' } },
    });
    const res = await request(app)
      .post('/api/v1/deploys/catalog/deploy')
      .send({ app: 'plex', port: 32400, env: { PLEX_CLAIM: 'claim-x' } })
      .expect(200);
    expect(res.body.app).toBe('plex');
    expect(res.body.port).toBe(32400);
    expect(calls[0].key).toBe('POST /api/catalog/deploy');
    expect(calls[0].body).toMatchObject({ app: 'plex', port: 32400, env: { PLEX_CLAIM: 'claim-x' } });
    // r4: audit via the real contract auditLogger.log({action,...})
    expect(audits[0].action).toBe('deploy.catalog');
    expect(audits[0].details.ok).toBe(true);
    expect(audits[0].outcome).toBe('success');
  });

  it.each([
    ['missing app', { port: 32400 }, 400],
    ['bad app id', { app: '../etc', port: 32400 }, 400],
    ['missing port', { app: 'plex' }, 400],
    ['privileged port', { app: 'plex', port: 80 }, 400],
    ['port too high', { app: 'plex', port: 70000 }, 400],
    ['port not integer', { app: 'plex', port: 'abc' }, 400],
    ['bad env name', { app: 'plex', port: 32400, env: { 'bad-key': 'x' } }, 400],
    ['env value not string', { app: 'plex', port: 32400, env: { PLEX_CLAIM: 5 } }, 400],
  ])('validation: %s -> %i', async (_label, body, want) => {
    const { app, calls } = makeApp({});
    const res = await request(app).post('/api/v1/deploys/catalog/deploy').send(body).expect(want);
    expect(calls).toHaveLength(0); // rejected before the bridge
  });

  it('bridge failure maps to 502 with output detail', async () => {
    const { app } = makeApp({
      'POST /api/catalog/deploy': { status: 400, body: { ok: false, error: 'app "x" requires env PLEX_CLAIM', output: 'detail' } },
    });
    const res = await request(app)
      .post('/api/v1/deploys/catalog/deploy')
      .send({ app: 'plex', port: 32400 })
      .expect(502);
    expect(res.body.error).toContain('PLEX_CLAIM');
  });
});