#!/usr/bin/env perl
use YAML::XS qw(LoadFile);
use Image::Magick;
use Text::Wrapper;

my $cards;


$wrapper = Text::Wrapper->new(columns=>15,body_start => '');

if($ARGV[0]){
	$cards = LoadFile($ARGV[0]);
}else{
	print "Usage: CardGen.pl [yaml file of cards]\n";
	exit 1;
}
if($cards->{Deck}->{Background}){
	$bgcolour = $cards->{Deck}->{Background};
}else{
	$bgcolour='white';
}
if($cards->{Deck}->{Font}){
	$mainfont = $cards->{Deck}->{Font};
}else{
	$mainfont = '/usr/X11R6/lib/X11/fonts/TTF/DejaVuSansMono.ttf';
}
if($cards->{Deck}->{TextColour}){
	$txtcolour = $cards->{Deck}->{TextColour};
}else{
	$txtcolour = 'black';
}
if($cards->{Deck}->{BorderColour}){
	$bordercolour = $cards->{Deck}->{BorderColour};
}else{
	$bordercolour = 'red';
}
my $timage = Image::Magick->new(size=>'600x825');


foreach my $card (keys %{$cards->{Deck}->{Cards}}){
	my $image = Image::Magick->new(size=>'600x825');
	$image->ReadImage('canvas:' . $bgcolour);
	$image->Draw(stroke=>$bordercolour, fill => 'none', strokewidth=>1, primitive=>'rectangle', points=>'38,38 562,787');
	my $surface = Image::Magick->new;
	$surface->Rotate(90);
	$surface->Resize('600x825!');
	$image->Composite(compose => 'over', image => $surface, x => 0, y => 0);
	my $text;
	$image->Set(font => $mainfont, pointsize => 25);
	foreach my $line (@{$cards->{Deck}->{Cards}->{$card}}){
		$text = $text . $wrapper->wrap($line) . "\n";
	}
	$image->Annotate(text => $wrapper->wrap($card), x => 50, y => 100, font => $mainfont, fill => $txtcolour, pointsize => 60);
	my $newlines = () = $text =~ /(\n)/g;
	$image->Annotate(text => $text, x => 50, y => (750-(25*$newlines)), font => $mainfont, fill => $txtcolour, pointsize => 25);
	my $backgroundfilename = "Backgrounds/" . $card . ".png";
	if(-e $backgroundfilename){
		my $background = Image::Magick->new;
		$background->ReadImage($backgroundfilename);
		$image->Composite(compose => 'Atop', image => $background, gravity => 'Center');
	}
	$image->Write($card . '.png');
}