class RandomSpawnerSpacecheck : RandomSpawner
{
    override Name ChooseSpawn()
    {
        for (int i = 0; i < 50; i++)
        {
            let chosen = Super.ChooseSpawn();

            if (CanSpawn(chosen))
            {
                return chosen;
            }
        }

        return 'None';
    }

    private bool CanSpawn(Name what)
    {
        bool result = false;
        let probe = Spawn(what, Pos);

        if (probe != null)
        {
            result = probe.TestMobjLocation();

            // prevent the statistics counters from increasing
            probe.ClearCounters();
            probe.Destroy();
        }

        return result;
    }
}




//////////////////////////////////////
/////////////////////////////////////
////////////////////////////////////

																													/////				/////
																											//// CVAR CHECKERS ////
																												   ////				   /////


class CustomZombieman : RandomSpawnerSpacecheck replaces ZombieMan
{
    override Name ChooseSpawn()
    {
        if (monsterspawns == 0) return 'PossessedSpawner';
        if (monsterspawns == 1) return 'LessZombiemen';

        return 'None';
    }
}

class CustomSergeant : RandomSpawnerSpacecheck replaces Shotgunguy
{
    override Name ChooseSpawn()
    {
        if (monsterspawns == 0) return 'SergeantSpawner';
        if (monsterspawns == 1) return 'LessSergeants';

        return 'None';
    }
}

class CustomCommando : RandomSpawnerSpacecheck replaces Chaingunguy
{
    override Name ChooseSpawn()
    {
        if (monsterspawns == 0) return 'CommandoSpawner';
        if (monsterspawns == 1) return 'LessCommandos';

        return 'None';
    }
}

																													/////						/////
																											//// MONSTER SPAWNERS ////
																												   ////				  		 /////


//// DEFAULT

class PossessedSpawner : RandomSpawnerSpacecheck
{
    Default
    {
        DropItem 'RocketGuy', 1;
        DropItem 'Major', 2;
        DropItem 'RiotShieldGuy', 10;
        DropItem 'ChainsawZombie', 5;
        DropItem 'MinigunGuy', 5;
        DropItem 'RifleZombie', 232;
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        // Synchronize the kill counter
        Level.total_monsters--;
    }
}

//////
class SergeantSpawner : RandomSpawnerSpacecheck
{
    Default
    {
        DropItem 'SuperShotgunZombie', 3;
        DropItem 'Major', 3;
        DropItem 'PyroSergeant', 3;
        DropItem 'RiotShieldGuy', 15;
        DropItem 'ASGGuy', 10;
        DropItem 'Shotgunguy1', 232;
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        Level.total_monsters--;
    }
}

/////
class CommandoSpawner : RandomSpawnerSpacecheck
{
    Default
    {
        DropItem 'PyroSergeant', 3;
		DropItem 'RocketGuy', 5;
		Dropitem "XVSTEALTHZSPECOPS",4;
		Dropitem "ZSPECOPS",4;
        DropItem 'Major', 15;
        DropItem 'RiotShieldGuy', 15;
        DropItem 'PlasmaZombie', 10;
		DropItem 'RifleCommando', 25;
        DropItem 'Chaingunguy1', 232;
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        Level.total_monsters--;
    }
}

////
class ImpSpawner : RandomSpawnerSpacecheck replaces Doomimp
{
    Default
    {
        DropItem 'NetherDarkImp', 2;
		DropItem 'VoidDarkImp', 2;
		Dropitem "NamiDarkImp", 8;
		Dropitem "DarkImp",25;
        DropItem 'Major', 15;
        DropItem 'Imp', 232;
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        Level.total_monsters--;
    }
}

//// LESS FORMER HUMANS

class LessZombiemen : RandomSpawnerSpacecheck
{
    Default
    {
        DropItem 'Imp';
        DropItem 'PossessedSpawner';
        DropItem 'FleshSpawn';
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        // Synchronize the kill counter
        Level.total_monsters--;
    }
}

////
class LessSergeants : RandomSpawnerSpacecheck
{
    Default
    {
		dropitem "SergeantSpawner";
		dropitem "SergeantSpawner";
		dropitem "FleshSpawn";
		dropitem "TehLostSoul";
		dropitem "BullDemon";
		dropitem "Impspawner";
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        // Synchronize the kill counter
        Level.total_monsters--;
    }
}

////
class LessCommandos : RandomSpawnerSpacecheck
{
    Default
    {
	dropitem "CommandoSpawner";
	dropitem "CommandoSpawner";
	dropitem "DarkImp";
	dropitem "Impspawner";
	dropitem "Aracnorb";
	dropitem "BullDemon";
    }

    override void PostSpawn (Actor spawned)
    {
        spawned.bThruActors = true;
        spawned.bCountKill = false;

        // Synchronize the kill counter
        Level.total_monsters--;
    }
}

//// TIERED RANDOMIZER