import test from 'node:test';
import assert from 'node:assert/strict';
import request from 'supertest';
import { createWorkerApp } from '../src/worker-app.js';

test('GET /readyz returns healthy response', async () => {
  const app = createWorkerApp();
  const res = await request(app).get('/readyz');

  assert.equal(res.status, 200);
  assert.equal(res.body.ok, true);
  assert.equal(res.body.service, 'notification-worker-v2');
});

test('createWorkerApp fails fast in protected env when push delivery is not live', async () => {
  process.env.APP_ENV = 'staging';
  process.env.PUSH_DELIVERY_MODE = 'log-only';

  assert.throws(() => createWorkerApp(), /PUSH_DELIVERY_MODE must be live/);

  delete process.env.APP_ENV;
  delete process.env.PUSH_DELIVERY_MODE;
});

test('POST /tasks/dispatch-notifications returns dispatch summary', async () => {
  const app = createWorkerApp({
    dispatch: async () => ({
      claimed: 2,
      sent: 2,
    }),
  });

  const res = await request(app)
    .post('/tasks/dispatch-notifications')
    .send({});

  assert.equal(res.status, 200);
  assert.equal(res.body.ok, true);
  assert.equal(res.body.summary.claimed, 2);
  assert.equal(res.body.summary.sent, 2);
});

test('POST /tasks/dispatch-notifications returns 500 on dispatch error', async () => {
  const app = createWorkerApp({
    dispatch: async () => {
      throw new Error('dispatch exploded');
    },
  });

  const res = await request(app)
    .post('/tasks/dispatch-notifications')
    .send({});

  assert.equal(res.status, 500);
  assert.equal(res.body.ok, false);
  assert.match(res.body.error, /dispatch exploded/);
});