import { expect, tap } from '@push.rocks/tapbundle';
import * as smartpdf from '../ts/index.js';

let testSmartPdf: smartpdf.SmartPdf;

tap.test('should create a valid instance of smartpdf', async () => {
  testSmartPdf = new smartpdf.SmartPdf();
  expect(testSmartPdf).toBeInstanceOf(smartpdf.SmartPdf);
});

tap.test('should start the instance', async () => {
  await testSmartPdf.start();
});

tap.test('should create a pdf from html string', async () => {
  await testSmartPdf.getA4PdfResultForHtmlString('hi');
});

tap.test('should create a pdf from html string', async () => {
  await testSmartPdf.getA4PdfResultForHtmlString('hi');
});

tap.test('should create a pdf from website as A4', async () => {
  await testSmartPdf.getPdfResultForWebsite('https://www.wikipedia.org');
});

tap.test('should create a pdf from website as single page PDF', async () => {
  await testSmartPdf.getFullWebsiteAsSinglePdf('https://www.wikipedia.org');
});

tap.test('should create a valid PDFResult', async () => {
  const writePDfToDisk = async (urlArg: string, fileName: string) => {
    const pdfResult = await testSmartPdf.getFullWebsiteAsSinglePdf(urlArg);
    expect(pdfResult.buffer).toBeInstanceOf(Buffer);
    const fs = await import('fs');

    if (!fs.existsSync('.nogit/')) {
      fs.mkdirSync('.nogit/');
    }
    fs.writeFileSync(`.nogit/${fileName}`, pdfResult.buffer as Buffer);
  };
  await writePDfToDisk('https://lossless.com/', '1.pdf');
  await writePDfToDisk('https://layer.io', '2.pdf');
});

tap.test('should merge pdfs', async () => {
  const fs = await import('fs');
  const pdf1 = await testSmartPdf.readFileToPdfObject('.nogit/1.pdf');
  const pdf2 = await testSmartPdf.readFileToPdfObject('.nogit/2.pdf');
  fs.writeFileSync(
    `.nogit/combined.pdf`,
    await testSmartPdf.mergePdfs([pdf1.buffer, pdf2.buffer])
  );
});

tap.test('should create images from an pdf', async () => {
  const pdfObject = await testSmartPdf.readFileToPdfObject('.nogit/combined.pdf');
  const images = await testSmartPdf.convertPDFToPngBytes(pdfObject.buffer);
  console.log(images.map((val) => val.length));
});

tap.test('should be able to close properly', async () => {
  await testSmartPdf.stop();
});

tap.start();