#pyramid feature for fit races
#e.g. .setgoal 40 pushups; .sets 4 pyramid
#display set sequence at start of race
#Set 1 - 40 pushups
#Set 2 - 30 pushups
#Set 3 - 20 pushups
#Set 4 - 10 pushups

#first add new global variable - pyramid flag
our $pyramid = 0;

#activated by command '.sets <number> pyramid'
elsif ($command eq 'sets')
{
    my @setbreakup = split(/ /, $extra,2);
    my $setnumber = @setbreakup[0];
    my $setworkout = @setbreakup[1];

    if (int($setnumber) == 1)
    {
        $inrace = 1;
        $rest = 0;
        $sets = int($setnumber);
        $bot->say(
        channel => "$channel",
        body => "$sets set.");
        return;
    }

    elsif (int($setnumber) > 1 && int($setnumber) <= 10)
    {
        if ($rest == 0)
        {
            $rest = 10;
        }

        #check for pyramid style race
        if ($setworkout eq 'pyramid')
        {

            #sets must equally divide into amount
            if (($amount % $setnumber) != 0)
            {
                $bot->say(
                channel => "$channel",
                body => "Sets must equally divide into number of reps for pyramid race");
                return;
            }

            else
            {
                #set pyramid flag
                $pyramid = 1;
            }
        }

        $inrace = 4;
        $sets = int($setnumber);
        $bot->say(
        channel => "$channel",
        body => "$sets sets - $rest second rest per set.");
        return;
    }

    else
    {
        $bot->say(
        channel => "$channel",
        body => "Sets must be a valid number between 1-10.");
        return;
    }

}

#then display the set sequence of pushups at start of race
sub startRace {

    #if pyramid race
    if ($pyramid == 1)
    {
        $inrace = 5;
        $bot->say(
        channel => "$channel",
        body => "Pyramid $workout! $rest second rest per set. Sets are as follows:");

        #first set is normal
        $bot->say(
        channel => "$channel",
        body => "Set 1: $amount $workout");

        #display amounts for each remaining set
        my $displaySets = 2;
        my $setDiff = $amount/$sets;    #difference in amount for each set after 1
        while ($displaySets < $sets) {
            $bot->say(
            channel => "$channel",
            body => "Set $displaySets: ($setDiff*($displaySets-1)) $workout");
            $displaySets++;
        }
    }

    #if normal multi race
    elsif ($inrace == 4 && $sets > 1)
    {
    $inrace = 5;
    $bot->say(
    channel => "$channel",
    body => "Race starting in 5 seconds - $sets sets of $amount $workout - $rest second rest per set.");

    }