/*
 sudo valac   --vapidir=. --thread  webkitpdf.vala  BrowserWindow.vala  --vapidir=./vapi \
    --pkg glib-2.0 --pkg webkit-1.0 --pkg gtk+-2.0 -o /usr/bin/webkitpdf --target-glib=2.32 
  
 sudo valac -D GTK3  --vapidir=. --thread  webkitpdf.vala  BrowserWindow.vala  --vapidir=./vapi \
    --pkg glib-2.0 --pkg webkit2gtk-4.0 --pkg gtk+-3.0 --pkg gio-2.0 -o /usr/bin/webkitpdf2 --target-glib=2.32 
  
  
    
*/
public class webkitpdf {
 
    public static string? opt_url = null;
	public static uint opt_delay = 0;
	public static int opt_width = 0;
	public static int opt_height = 0;
	public static string? opt_target_png = null;
	public static string? opt_target_pdf = null;	
	[CCode (array_length = false, array_null_terminated = true)]
	public static string[] opt_inject_js;
	public static string? opt_cookies = null;
	
	const OptionEntry[] options = {
		
			{ "width", 0, 0, OptionArg.INT, ref opt_width, "Width (default 1200)", null },			
			{ "height", 0, 0, OptionArg.INT, ref opt_height, "Height (PNG only) (default to expand to fit)", null },						
			{ "url", 0, 0, OptionArg.STRING, ref opt_url, "Url to grab", null },
			{ "delay", 0, 0, OptionArg.INT, ref opt_delay, "Delay before snapshot in seconds", null },
			{ "png", 0, 0, OptionArg.STRING, ref opt_target_png, "File to write (PNG)", null },
			{ "inject", 0, 0, OptionArg.STRING_ARRAY, ref opt_inject_js, "Inject Javascript file(s)", null },
			{ "pdf", 0, 0, OptionArg.STRING, ref opt_target_pdf, "File to write (PDF)", null },
			{ "cookies", 0, 0, OptionArg.STRING, ref opt_cookies, "Inject Cookie string", null },
			{ null }
	}; 
    public static int main(string[] args) 
    {
        Gtk.init(ref args);
		
		
#if GTK3		
	// this is a horrific hack from https://bugs.webkit.org/show_bug.cgi?id=128674
		Environment.unset_variable("GNOME_DESKTOP_SESSION_ID");
		Environment.unset_variable("DESKTOP_SESSION");		
		// it should now fallb ack to http prox!?
		
		
#else
		unowned string proxy = Environment.get_variable ("http_proxy");
		if (proxy != null && proxy.length > 0) {
			var sess = WebKit.get_default_session();
			sess.proxy_uri = new Soup.URI(proxy);
		}
#endif		
        var opt_context = new OptionContext ("webkitpdf");
	
		
		try {
			opt_context.set_help_enabled (true);
			opt_context.add_main_entries (options, null);
			opt_context.parse (ref args);
			
            if (webkitpdf.opt_url == null) {
                throw new OptionError.BAD_VALUE("missing url");
            }
			if (webkitpdf.opt_target_png == null && webkitpdf.opt_target_pdf == null) {
                throw new OptionError.BAD_VALUE("missing pdf or png filename");
            }
            
        
            stdout.printf ( """Width: %d
            Height: %d
            URL: %s
            Delay: %d
            png: %s
            inject: %s
            PDF: %s
            Cookie: %s
            """,
              opt_width,
              opt_height,
              opt_url,
              (int) opt_delay,
              opt_target_png == null ? "--empty--" : opt_target_png,
              opt_inject_js.length < 1? "--empty--" : string.joinv(", ", opt_inject_js),
              opt_target_pdf == null ? "--empty--" : opt_target_pdf,
              opt_cookies == null ? "--empty--" : opt_cookies              
              
            
            );
            

		} catch (OptionError e) {
			stdout.printf ("error: %s\n", e.message);
			stdout.printf ("Run '%s --help' to see a full list of available command line options.\n %s", 
			           	 args[0], opt_context.get_help(true,null));
			return 0;
		}
  
        var browser = new BrowserWindow();
        browser.el.show_all();
 /*
		var ses = WebKit.get_default_session();
		ses.request_queued.connect((msg) => {
			print("queued request %s\n", msg.uri.to_string(false));
			msg.got_headers.connect(() => {
				print("got conent type %s\n", msg.response_headers.get_content_type (null));
				if (msg.response_headers.get_content_type (null) == "image/jpeg") {
					ses.cancel_message(msg,Soup.KnownStatusCode.CANCELLED);
				}
			});			
		});
 */
 
        Gtk.main();
 
        return 0;
    }
}