Jetpack...

#Jetpack by Mirreducki.

#Falldamage check.
on damage:
		if attacker is an entity:
				stop
		if victim is burning:
				stop
		if block east, west, south, north, above, or below victim is lava:
				stop
		if block east, west, south, north, above, or below victim is water:
				stop
		if block east, west, south, north, above, or below victim is cactus:
				stop
		if y-coordinate of victim is below 0:
				stop
		set {_waited} to difference between {safefall.%victim%.lastused} and now
		if {_waited} is less than 9 seconds:
				cancel event
#Jetpack
on sneak toggle:
		player is wearing a iron chest of infinity 10
		set {_waited} to difference between {safefall.%player%.lastused} and now
		if {_waited} is less than 5 seconds:
				stop
		if {fuel.%player%} is coal:
				if player does not have 1 coal:
						if player does not have 1 charcoal:
								add 1 to {out.%player%.fuel}
								if {out.%player%.fuel} is 2:
										message "<red>Out of fuel."
										clear {jetpack.%player%.active}
										clear {jetpack.%player%.level}
										clear {out.%player%.fuel}
										stop
								stop
				else:
						remove 1 coal or 1 charcoal from player
		if {fuel.%player%} is redstone:
				if player does not have 1 redstone:
						add 1 to {out.%player%.fuel}
						if {out.%player%.fuel} is 2:
								message "<red>Out of fuel."
								clear {jetpack.%player%.active}
								clear {jetpack.%player%.level}
								clear {out.%player%.fuel}
								stop
						stop
				else:
						remove 1 redstone from player
		if {fuel.%player%} is gunpowder:
				if player does not have 1 gunpowder:
						add 1 to {out.%player%.fuel}
						if {out.%player%.fuel} is 2:
								message "<red>Out of fuel."
								clear {jetpack.%player%.active}
								clear {jetpack.%player%.level}
								clear {out.%player%.fuel}
								stop
						stop
		equip player with fern
		if {jetpack.%player%.level} is not set:
				if {fuel.%player%} is redstone:
						player has 1 redstone
						push the player upwards at speed 2
		if {jetpack.%player%.level} is 4:
				if {fuel.%player%} is redstone:
						player has 1 redstone
						clear {jetpack.%player%.active}
						clear {jetpack.%player%.level}
						set {safefall.%player%.lastused} to now
						message "<red>Jetpack shutdown, performing safefall."
						loop 20 times:
								push the player upwards at speed 0.255
								push the player in the direction of player at speed 0.14
								create an explosion of force 0 at block below player
								create an explosion of force 0 at block 2 blocks below player
								create an explosion of force 0 at block 3 blocks below player
								wait 0.25 seconds
						stop
				if {fuel.%player%} is coal:
						player has 1 coal
						clear {jetpack.%player%.active}
						clear {jetpack.%player%.level}
						set {safefall.%player%.lastused} to now
						message "<red>Jetpack shutdown, performing safefall."
						loop 20 times:
								push the player upwards at speed 0.255
								push the player in the direction of player at speed 0.14
								create an explosion of force 0 at block below player
								create an explosion of force 0 at block 2 blocks below player
								create an explosion of force 0 at block 3 blocks below player
								wait 0.25 seconds
						stop
		if {fuel.%player%} is gunpowder:
				add 1 to {use.%player%}
				if {use.%player%} is 2:
						clear {use.%player%}
						remove 1 gunpowder from player
						push the player in the direction of player at speed 2.3
						loop blocks in radius 3 of player:
								set loop-block to air
								create an explosion of force 0 at loop-block
								set {safefall.%player%.lastused} to now
						loop 2 times:
								push the player in the direction of player at speed 2.3
								create an explosion of force 0 at block below player
								create an explosion of force 0 at block 2 blocks below player
								create an explosion of force 0 at block 3 blocks below player
								wait 0.25 seconds
						loop 10 times:
								push the player in the direction of player at speed 0.25
								wait 0.25 seconds
				stop
		add 1 to {jetpack.%player%.active}
		add 1 to {jetpack.%player%.level}
		loop 10000 times:
				if {fuel.%player%} is coal:
						if {jetpack.%player%.active} is not set:
								stop
						player has 1 coal or 1 charcoal
						add 1 to {jetpack.%player%.counter}
						if {jetpack.%player%.counter} is 16:
								remove 1 coal or 1 charcoal from player
								clear {jetpack.%player%.counter}
						push the player upwards at speed 0.2
						create an explosion of force 0 at block below player
						create an explosion of force 0 at block 2 blocks below player
						create an explosion of force 0 at block 3 blocks below player
						wait 1 tick
						push the player in the direction of player at speed 0.15
						wait 0.25 seconds
				if {fuel.%player%} is redstone:
						if {jetpack.%player%.active} is not set:
								stop
						player has 1 redstone
						add 1 to {jetpack.%player%.counter}
						if {jetpack.%player%.counter} is 8:
								remove 1 redstone from player
								clear {jetpack.%player%.counter}
						push the player in the direction of player at speed 0.325
						create an explosion of force 0 at block below player
						create an explosion of force 0 at block 2 blocks below player
						create an explosion of force 0 at block 3 blocks below player
						wait 1 tick
						push the player upwards at speed 0.135
						wait 0.25 seconds
on rightclick with coal or charcoal:
		player is wearing a iron chest of infinity 10
		clear {jetpack.%player%.active}
		clear {jetpack.%player%.level}
		clear {jetpack.%player%.counter}
		set {fuel.%player%} to coal
		message "<red>Fuel set to coal."
on rightclick with gunpowder:
		player is wearing a iron chest of infinity 10
		clear {jetpack.%player%.active}
		clear {jetpack.%player%.level}
		clear {jetpack.%player%.counter}
		set {fuel.%player%} to gunpowder
		message "<red>Fuel set to gunpowder."
on rightclick with redstone:
		player is wearing a iron chest of infinity 10
		clear {jetpack.%player%.active}
		clear {jetpack.%player%.level}
		clear {jetpack.%player%.counter}
		set {fuel.%player%} to redstone
		message "<red>Fuel set to redstone."
on tool change:
		if tool will be a iron chest of infinity 10:
				set name of tool to "<red>Jetpack"
on rightclick on furnace:
		if {transform.%clicked block%} is less than 100:
				stop
		if {transform.%clicked block%} is more than 99:
				clear {transform.%clicked block%}
		if {transform.%clicked block%} is not set:
				loop 100 times:
						wait 2 seconds
						if clicked block contains 8 quartz item and 1 iron chest:
								wait 1 tick
								add 1 iron chest of infinity 10 to clicked block
								wait 1 tick
								remove 8 quartz item from clicked block
								remove 1 iron chest from clicked block