#!/usr/bin/node

const fs = require('fs')
const path = require('path')

const puppeteer = require('puppeteer')
const pug = require('pug')

const cv = require('./cv.json')

function changeExt(filePath, new_) {
    parsed = path.parse(filePath)
    return path.join(parsed.dir, `${path.basename(parsed.name)}.${new_}`)
}

function createHtml(pug_file) {
    const rendered = pug.renderFile(pug_file, cv)
    const html_path = changeExt(pug_file, "html")

    fs.writeFile(html_path, rendered, (err) => {
        if (err) throw err;
    })
    console.log(`Wrote HTML file to ${html_path}`)
    return html_path
}

async function printPDF(url) {
    const browser = await puppeteer.launch({ headless: "new" });
    const page = await browser.newPage();
    await page.goto(url, { waitUntil: 'networkidle0' });
    const pdf = await page.pdf({ format: 'A4' });

    await browser.close();
    return pdf
}

function exportToPdf(htmlFile) {
    url = `file://${path.resolve(htmlFile)}`
    pdf_path = changeExt(htmlFile, "pdf")

    printPDF(url).then((pdf) => {
        fs.writeFile(pdf_path, pdf, (err) => {
            if (err) throw err;
        })
        console.log(`Wrote PDF file to ${pdf_path}`)
    })
}

local_pug_path = './resume.pug'
local_pdf_path = changeExt(local_pug_path, "pdf")

local_html_path = createHtml(local_pug_path)
exportToPdf(local_html_path)