Minecraft Tower Defence 0.1

#
# Tower Defence game in minecraft!
#

variables:
		{castlehealth} = 10
		{score} = 0
		{start} = false
		{wavenumber} = 1
		{wavemobs} = 8
		{gold.%player%} = 30

# This is where the commands for tower defence will be kept!

# This command sets the end for the zombies to go to!
command /tdend:
	trigger:
		set {end} to location of player
		message "&aYou have set the end zone for the zombies!"

# This command sets the spawn for the zombies!
command /tdspawn:
	trigger:
		set {spawn} to location of player
		message "&aYou have set the spawn for the zombies!"

# This command is a test command for spawning zombies!
command /zspawn:
	trigger:
		if {spawn} is not set:
			message "&4You have not set a spawn location &a(/tdspawn)"
		set {zombie} to a zombie
		spawn a zombie at {spawn}

# Resets the tower defence map!
command /tdreset:
	trigger:
		make console execute "/bc The game is resetting!"
		make console execute "/tdresettowers"
		kill all zombies
		set {castlehealth} to 10
		set {wave} to false
		set {wavenumber} to 1
		clear {wavemobs::*}

# Starts a new game!
command /tdstart:
	trigger:
		set {wave} to true
		set {wavenumber} to 1
		make console execute "/bc A new a game has started there is a 30 second waiting period!"
		make console execute "/bc Tip: use &6/gold &ato see your in game cash!"
		loop 8 times:
			add {zombie} to {wavemobs::*}

command /gold:
	trigger:
		send "&aYou have &6%{gold.%player%}% &agold!"

# This tests for if a zombie has reached the end! (test command)
command /tdendtest:
	trigger:
		if {zombie} is set:
			message "&4You have lost a life!"
			kill {zombie}

command /testthings:
	trigger:
		send "%{tower::*}% ==="
		delete {tower::*}

# -------------------------------------------------------------------------------

# This is where the towers are!

# Tower 1's Spawning
on right click with stick:
    clicked block is obsidian:
        if {gold.%player%} >= 10:
			subtract 10 from {gold.%player%}
            add location of clicked block to {tower::*}
            set {tower} to clicked block
            set block above clicked block to wool
            add location of block above clicked block to {towerdelete::*}

# Tower 1's Attack
every 1 second:
	loop all entities:
		loop {tower::*}:
			set {_range} to the distance between the location at loop-value and location at loop-entity
			if {_range} <= 10:
				wait 1 second
				damage loop-entity by 5 hearts

# -------------------------------------------------------------------------------

# This is where the life system is!

every second:
	loop all entities:
		loop-entity is a zombie:
			set {_life} to the distance between the location at {end} and location at loop-entity
			if {_life} <= 3:
				damage loop-entity by 100 hearts
				{command.lastused} was less than 1.5 seconds ago:
					stop
				set {command.lastused} to now
				make console execute "/lifelost"

command /lifelost:
	trigger:
		if {wave} = true:
			subtract 1 from {castlehealth}
			make console execute "/bc &4You have &a%{castlehealth}% &4lives remainaing!"
		else:
			kill all zombies

every second:
	if {castlehealth} <= 0:
		set {castlehealth} to 10
		make console execute "/tdreset"
		make console execute "/bc &4You have died on wave &a%{wavenumber}%&4!"

# -------------------------------------------------------------------------------

# This is where the waves of zombies will be!

every 30 seconds:
	if {wave} is true:
		make console execute "/bc &4Wave &a%{wavenumber}% &4has started!"
		make console execute "/bc &aAll players have received 20 gold!"
		add 1 to {wavenumber}
		loop {wavemobs::*}:
			spawn loop-value at {spawn}
			wait 2 seconds
		add {zombie} to {wavemobs::*}
		add {zombie} to {wavemobs::*}

# --------------------------------------------------------------------------------

# This is the path finding!

every tick:
	if {wave} = true:
		loop all entities:
			loop-entity is a zombie:
				make loop-entity pathfind to {end} with speed 1

# --------------------------------------------------------------------------------

# This is where the towers will be deleted!

command /tdresettowers:
	trigger:
		if {wave} is false:
			clear {tower::*}
			loop {towerdelete::*}:
				set block at loop-value to air