#!/usr/bin/perl

use strict;
use warnings;

my $ROOT="/mnt/usb/spesktv";
my $BUMPER_DIR="$ROOT/bumpers";
my $VID_DIR="$ROOT/videos";
my $PFILE="$ROOT/playlist.vlc";

my $PLENGTH=20;

my @video_paths = split("\n", `ls $VID_DIR/*.mp4`);
my @bumper_paths = split("\n", `ls $BUMPER_DIR/*.mp4`);

sub wr($$) {
	my $path = shift;
	my $line = shift;
	open(my $fh, '>', $path) or die "Couldn't open $path";
	print $fh $line;
	close($fh);
}

sub apd($$) {
	my $path = shift;
	my $line = shift;
	open(my $fh, '>>', $path) or die "Couldn't open $path";
	print $fh $line;
	close($fh);
}

sub rnd_vid_path {
	my $path =$video_paths[ rand @video_paths ];
	$path = $path . "\n";
	return $path;
}

sub rnd_bmp_path() {
	my $path = $bumper_paths[ rand @bumper_paths ];
	$path = $path . "\n";
	return $path;
}


sub gen_pl() {

	wr($PFILE,"");
	apd($PFILE,rnd_bmp_path());
	foreach my $i ( 1..$PLENGTH ) {
		if ( $i % 2 == 0 ) {
			apd($PFILE,rnd_bmp_path());
		}
		apd($PFILE,rnd_vid_path());
	}
	apd($PFILE,$PFILE . "\n");
}

while () {

	my $date = `date`;
	chomp $date;
	print("$date\n");
	print("Generating playlist...\n");
	gen_pl();
	print("Sleeping for 1hr minutes...\n");
	sleep 3600;

}