import { describe, it, expect } from 'vitest';
import { readFileSync } from 'fs';
import { resolve } from 'path';
import { config } from 'dotenv';

config({ path: resolve(__dirname, '../../.env') });

const WORKER_URL = process.env.PUBLIC_WORKER_URL;
const UPLOAD_SECRET = process.env.PUBLIC_UPLOAD_SECRET;
const IMAGE = readFileSync(resolve(__dirname, '../../pictures/image2.png'));

describe('Worker auth', () => {
  it('rejects request with no auth header', async () => {
    const res = await fetch(`${WORKER_URL}/presign?filename=image2.png`, {
      signal: AbortSignal.timeout(5000),
    });
    expect(res.status).toBe(401);
  });

  it('rejects request with wrong secret', async () => {
    const res = await fetch(`${WORKER_URL}/presign?filename=image2.png`, {
      headers: { Authorization: 'Bearer wrong-secret' },
      signal: AbortSignal.timeout(5000),
    });
    expect(res.status).toBe(401);
  });
});

describe('Presign endpoint', () => {
  it('returns 400 when filename is missing', async () => {
    const res = await fetch(`${WORKER_URL}/presign`, {
      headers: { Authorization: `Bearer ${UPLOAD_SECRET}` },
    });
    expect(res.status).toBe(400);
  });

  it('returns a presigned URL and key', async () => {
    const res = await fetch(`${WORKER_URL}/presign?filename=image2.png`, {
      headers: { Authorization: `Bearer ${UPLOAD_SECRET}` },
    });
    expect(res.status).toBe(200);

    const body = await res.json();
    expect(body.url).toMatch(/^https:\/\/.+r2\.cloudflarestorage\.com/);
    expect(body.key).toMatch(/^videos\/.+image2\.png$/);
  });
});

describe('R2 upload', () => {
  it('uploads image2.png successfully', async () => {
    const presignRes = await fetch(`${WORKER_URL}/presign?filename=image2.png`, {
      headers: { Authorization: `Bearer ${UPLOAD_SECRET}` },
    });
    const { url } = await presignRes.json();

    const uploadRes = await fetch(url, {
      method: 'PUT',
      headers: { 'Content-Type': 'image/png' },
      body: IMAGE,
    });

    expect(uploadRes.status).toBe(200);
  });
});