#!/usr/bin/perl
use warnings;
use strict;
use Debian::Debhelper::Dh_Lib;
use File::Basename;

my $srcpath = "llx-resources";
my @package_list = getpackages();

sub generateFiles{
	my ($pkg ,$packagepath) = @_;
	opendir (PACKAGEFOLDER,$packagepath);
	while (my $component = readdir(PACKAGEFOLDER)){
		if ( "$component" eq "." || "$component" eq ".."){
			next;
		}
		if("$component" eq "icons"){
				opendir (CATEGORY,"$packagepath/icons/");
				while (my $category = readdir(CATEGORY)){
						my @icons = glob "$packagepath/icons/$category/*.svg";
						for (0..$#icons){
							generateIcons($pkg,$category,$icons[$_]);
						}
					}
				closedir(CATEGORY);
			}
			
		elsif("$component" eq "banners"){
			my @banner = glob "$packagepath/banners/*.svg";
			for (0..$#banner){
				generateBanner($pkg,$banner[$_]);
			}
		}
		elsif("$component" eq "desktops"){
			my @desktop = glob "$packagepath/desktops/*.desktop";
			doit("mkdir","-p","debian/".$pkg."/usr/share/applications");
			for (0..$#desktop){
				doit("cp",$desktop[$_],"debian/".$pkg."/usr/share/applications");
			}
		}
		elsif("$component" eq "metainfo"){
			my @appdata = glob "$packagepath/metainfo/*.appdata.xml";
			doit("mkdir","-p","debian/".$pkg."/usr/share/metainfo");
			for (0..$#appdata){
				doit("cp",$appdata[$_],"debian/".$pkg."/usr/share/metainfo");
			}
		}
		elsif("$component" eq "mime"){
			my @appdata = glob "$packagepath/mime/*.xml";
			doit("mkdir","-p","debian/".$pkg."/usr/share/mime/packages");
			for (0..$#appdata){
				doit("cp",$appdata[$_],"debian/".$pkg."/usr/share/mime/packages");
			}
		}
	}
	closedir(PACKAGEFOLDER);
}

sub generateIcons{
	my ($pkg ,$category, $svgpath) = @_;
	$category='apps' if ($category eq '.');
	my $basename = basename($svgpath,".svg");
	my @sizes = (32,48,64,128,256);
	my $baseiconpath = "/usr/share/icons/hicolor/";
	for(0..$#sizes){
		doit("mkdir","-p","debian/".$pkg.$baseiconpath."/".$sizes[$_]."x".$sizes[$_]."/".$category);
		doit("rsvg-convert","-h",$sizes[$_],"-w",$sizes[$_],"-o","debian/".$pkg.$baseiconpath."/".$sizes[$_]."x".$sizes[$_]."/".$category."/".$basename.".png",$svgpath);
	}
	doit("mkdir","-p","debian/".$pkg.$baseiconpath."/scalable/".$category);
	doit("cp",$svgpath,"debian/".$pkg.$baseiconpath."/scalable/".$category);

}


sub generateBanner{
	my ($pkg ,$svgpath) = @_;
	my $basename = basename($svgpath,".svg");
	my $bannerlocation = "/usr/share/banners/lliurex-neu";
	doit("mkdir","-p","debian/".$pkg.$bannerlocation);
	doit("rsvg-convert","-o","debian/".$pkg.$bannerlocation."/".$basename.".png",$svgpath);
}

#
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#		Main
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#


if ( -d $srcpath ){
	my $error = "";
	opendir (DIR,$srcpath);
	while (my $packagename = readdir(DIR)){
		if ( "$packagename" eq "." || "$packagename" eq ".."){
			next;
		}
		if ($packagename ~~ @package_list){

			generateFiles($packagename, $srcpath . '/'. $packagename);
		}
		else{
			$error .= "llx-resources/".$packagename . " folder hasn't package on control file \n";
		}
	}
	closedir(DIR);
	if ( $error ne ""){
		print "\n******************* LLXSRC WARNING ***************** \n\n";
		print " - " . $error;
		print "\n**************************************************** \n";
	}
}