#!/usr/bin/env node

// Imports
var fs = require('fs');
var pdf = require('html-pdf');
var yargs = require('yargs');


// Understanding
var argv = yargs
    .usage("Usage: $0 -o out.pdf [options]")
    .example('$0 -i doc.pdf -o doc.pdf', 'Convert doc.html to PDF using the default values')
    .help('h')
    .alias('h', 'help')

    .describe('i', 'Input file')
    .alias('i', 'input')
    .default('i', '/dev/stdin')

    .describe('o', 'Output file')
    .alias('o', 'output')

    .describe('t', 'Title of file')
    .alias('t', 'title')
    .default('t', 'Sans titre')

    .demandOption(['o'])
    .argv;


// Settings
options = {
  "base": "file://" + process.cwd() + '/',
  "format": "A4",
  "orientation": "portrait",
  "border": "2cm",

  "footer": {
    "height": "10mm",
    "contents": {
        default: '<div style="text-align: left; float: left;">' + argv.title + '</div> <div style="text-align:right; float: right;">{{page}}/{{pages}}</div>',
    }
  },
}

// Reading
htmlString = fs.readFileSync(argv.i, "utf8");

// Conversion
pdf.create(htmlString, options).toFile(argv.o, function(err, res) {
    if (err) console.error(err);
});