import * as PDFTK from 'node-pdftk';

PDFTK.configure({
    bin: '/usr/local/bin/pdftk',
    Promise,
    ignoreWarnings: true,
    tempDir: './pdftk',
});

const pdftk = PDFTK.input('file'); // $ExpectType PDFTK

pdftk.allow(['FillIn']).attachFiles(['./file1.pdf', './file2.pdf']); // $ExpectType PDFTK

pdftk.allow(['FillIn']).compress().output('./fileoutput.pdf'); // $ExpectType Promise<Buffer>
pdftk.allow(['FillIn']).compress().output('./fileoutput.pdf', './destination/folder'); // $ExpectType Promise<string>
pdftk.allow(['FillIn']).compress().output(); // $ExpectType Promise<Buffer>

PDFTK.input('file').flatten().ignoreWarnings().inputPw('password').burst('page_%02d.pdf'); // $ExpectType Promise<string>
PDFTK.input('file').flatten().ignoreWarnings().inputPw('password').burst(); // $ExpectType Promise<Buffer>