package com.itextpdf.samples.htmlsamples.chapter01;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

import com.itextpdf.html2pdf.ConverterProperties;
import com.itextpdf.html2pdf.HtmlConverter;
import com.itextpdf.licensing.base.LicenseKey;

/**
 * Converts a Hello World HTML String with a reference to an external image to a PDF document.
 */
public class C01E02_HelloWorld {

	/**
	 * The path to the resulting PDF file.
	 */
	public static final String DEST = "./target/htmlsamples/ch01/helloWorld02.pdf";

	/**
	 * The Base URI of the HTML page.
	 */
	public static final String BASEURI = "./src/main/resources/htmlsamples/html";

	/**
	 * The HTML-string that we are going to convert to PDF.
	 */
	public static final String HTML = "<h1>Test</h1><p>Hello World</p><img src=\"img/logo.png\">";

	/**
	 * The main method of this example.
	 *
	 * @param args no arguments are needed to run this example.
	 * @throws IOException signals that an I/O exception has occurred.
	 */
	public static void main(String[] args) throws IOException {
		try (FileInputStream license = new FileInputStream(System.getenv("ITEXT7_LICENSEKEY")
				+ "/itextkey-html2pdf_typography.json")) {
			LicenseKey.loadLicenseFile(license);
		}
		File file = new File(DEST);
		file.getParentFile().mkdirs();

		new C01E02_HelloWorld().createPdf(BASEURI, HTML, DEST);
	}

	/**
	 * Creates the PDF file.
	 *
	 * @param baseUri the base URI
	 * @param html    the HTML as a String
	 * @param dest    the path to the resulting PDF
	 * @throws IOException signals that an I/O exception has occurred.
	 */
	public void createPdf(String baseUri, String html, String dest) throws IOException {
		ConverterProperties properties = new ConverterProperties();
		properties.setBaseUri(baseUri);
		HtmlConverter.convertToPdf(html, new FileOutputStream(dest), properties);
	}
}