options:
	PermMsg: &cYou need the permission : &6
	Perm: backpack.create
	Perm2: backpack.delete

on load:
	if {backpack.id} isn't set:
		set {backpack.id} to 0

on rightclick with a chest:
	loop {backpack.id} times:
		add 1 to {_loop}
		if name of player's held item is "%{backpack.%{_loop}%.name}%":
			cancel event
			open chest with {backpack.%{_loop}%.columns} rows named "%{backpack.%{_loop}%.name}%" to player
			set {rows.%player%} to {backpack.%{_loop}%.columns} * 9
			wait 2 ticks
			loop {backpacks::%player%::*}:
				add loop-value to current inventory of player
			set {backpacks.%player%} to true

on inventory close:
	if {backpacks.%player%} is true:
		clear {backpacks::%player%::*}
	loop {rows.%player%} times:
		set {backpacks::%player%::%loop-number - 1%} to slot "%loop-number - 1%" parsed as an integer of current inventory of player
	set {backpacks.%player%} to false
	delete {rows.%player%}

command /backpack [<String>] [<int>] [<int>] [<text>]:
	description: §cBackpack command !
	aliases: bp, bag
	trigger:
		if arg 1 isn't set:
			send "&e&m-----&e> &b&lBackpacks &e<&e&m----"
			send "&d/backpack create <number> <price> <name>%nl%&aCreate a backpack who cost <price> with <number> rows named <nom>"
			send "&d/backpack delete <id>%nl%&aDelete the backpack with the following ID <id>"
			send "&d/backpack buy <id>%nl%&aBuy the backpack with the following ID <id>"
			send "&d/backpack info <id>%nl%&aGet informations about the backpack who has the following ID <id>"
			send "&d/backpack list%nl%&aList of all created backpacks"
		if arg 1 is "create":
			if player has permission "{@Perm}":
				if arg 2 is set:
					if arg 3 is set:
						if arg 4 is set:
							set {_var} to arg 4
							replace all "&" in {_var} with "§"
							add 1 to {backpack.id}
							set {backpack.%{backpack.id}%.name} to {_var}
							set {backpack.%{backpack.id}%.price} to arg 3
							set {backpack.%{backpack.id}%.columns} to arg 2
							send "&aThe backpack %{backpack.%{backpack.id}%.name}% &d(ID %{backpack.id}%) &awho cost %{backpack.%{backpack.id}%.price}%$ with %{backpack.%{backpack.id}%.columns}% rows has been created."
						else:
							send "&cEnter a name to the backpack!"
					else:
						send "&cSet a price to the backpack!"
				else:
					send "&cEnter a number of rows to the backpack!"
			else:
				send "{@PermMsg}{@Perm}"
		if arg 1 is "delete":
			if player has permission "{@Perm2}":
				if arg 2 is set:
					if arg 2 is below {backpack.id} + 1:
						if arg 2 is greater than 0:
							delete {backpack.%arg 2%.name}
							delete {backpack.%arg 2%.price}
							delete {backpack.%arg 2%.columns}
							send "&aThe backpack with ID %arg 2% has been deleted!"
						else:
							send "&cEnter a number between 0 and %{backpack.id}%!"
					else:
						send "&cEnter a number between 0 and %{backpack.id}%!"
				else:
					send "&cPrecise which backpack you want to delete!"
			else:
				send "{@PermMsg}{@Perm2}"
		if arg 1 is "buy":
			if arg 2 is set:
				if arg 2 is below {backpack.id} + 1:
					if arg 2 is greater than 0:
						set {_bal} to {backpack.%arg 2%.price} - 1
						set {_money} to player's balance
						if {_money} is greater than {_bal}:
							remove {backpack.%arg 2%.price} from player's balance
							give a chest named "%{backpack.%arg 2%.name}%" with lore "||&eCapacity : &d%{backpack.%arg 2%.columns}*9% places" to player
							send "&aYou have buy the backpack named %{backpack.%arg 2%.name}%&a!"
						else:
							send "&cYou don't have enought money ! Do /backpack info %arg 2% to know the price!"
					else:
						send "&cEnter a number between 0 and %{backpack.id}%!"
				else:
					send "&cEnter a number between 0 and %{backpack.id}%!"
			else:
				send "&cEnter a backpack's ID!"
		if arg 1 is "info":
			if arg 2 is set:
				if arg 2 is below {backpack.id} + 1:
					if arg 2 is greater than 0:
						send "&d--> &r%{backpack.%arg 2%.name}% &d<--"
						send "&eCapacity : &d%{backpack.%arg 2%.columns}*9% places"
						send "&ePrice : &d%{backpack.%arg 2%.price}%$"
					else:
						send "&cEnter a number between 0 and %{backpack.id}%!"
				else:
					send "&cEnter a number between 0 and %{backpack.id}%!"
			else:
				send "&cEnter a backpack's ID!"
		if arg 1 is "list":
			loop {backpack.id} times:
				add 1 to {_loop}
				send "%nl%&cBackpack %{_loop}% :%nl%&eName : &d&r%{backpack.%{_loop}%.name}%%nl%&eInformations : &a/backpack info %{_loop}%%nl%"