# Make SURE there is no BOM in this file!  It causes functions to be seen as non-existent!

# This rolls the number and sides of the dice requested.
# Any modifiers are applied after the roll.
# $1 is the number of sides in the dice.
# $2 is the number of dice to roll.
# $3 is the modifier that is applied at the end.
# This returns a modified list of the results.
sub roll
{
	local('@result $sum $toRet');
	$toRet = "[ ";
	$sum = 0;
	while ($2 > 0)
	{
		push(@result, rand($1) + 1 + $3);
		$2--;
	}
	foreach $t (@result)
	{
		$toRet = "$toRet $t ";
		$sum = $sum + $t;
	}
	return "$toRet ] = $sum";
}

# Rigging the die roll is done through a different method for ease of use.
# $1 is the number of dice to "roll" (results in a list)
sub rig
{
	local('@results $toRet');
	$toRet = "[ ";
	foreach $t ($1)
	{
		push(@results, int($t));
	}
	foreach $t (@results)
	{
		$toRet = "$toRet $t ";
	}
	return "$toRet ]";
}

# This is a helper for the dice rolling.
# $1 is the @word passed in.
sub IRCDice
{
	this('@word $numDice $numSides $modifiers $toRet');
	@word = $1;
	$numDice = 1;
	$numSides = 6;
	$modifiers = 0;
	if (size(@word) >= 3)
	{
		$numSides = int(@word[2]);
	}
	if (size(@word) >= 4)
	{
		$numDice = int(@word[3]);
	}
	if (size(@word) == 5)
	{
		$modifiers = int(@word[4]);
	}
	$toRet = roll("$numSides", "$numDice", "$modifiers");
	call("/me rolls $numDice $numSides $+ -sided di[c]e!  The results: $toRet");
	return;
}

# The rolling commands are done here.
alias dice
{
	local('@word');
	@word = split(' ',$0-);
	# /dice roll [<num sides>] [<num dice>] [<modifiers>]
	if (lc(@word[1]) eq lc("roll"))
	{
		IRCRoll(@word);
	}
	# /dice rig @(numbers to display)
	else if (lc(@word[1]) eq lc("rig"))
	{
		this('@rigging $toRet');
		@rigging = subarray(@word, 2);
		$toRet = rig(@rigging);
		call("/me rigs some dice!  The results: $toRet");
	}
	else
	{
		say("\bERROR!\b  Invalid command!  (See the debug information)");
		echo(@word);
	}
}

# The dice remote.
on public
{
	if (lc($remotesOn) eq lc("false"))
	{
		return;
	}
	local('@word $toRet');
	@word = split(' ',$0-);
	if (@word[1] eq "#dice")
	{
		IRCRoll(@word);
	}
	return;
}

global('$remotesOn'); #boolean
$remotesOn = "false";
#echo(roll(6, 3, 0));
#echo(rig(@(4, 1, 8)));