on sign change:
    line 1 is "cp"
    line 2 is "player"
    set line 1 to "&l&aCheckPoint"
    set line 2 to "&2RightClick"
    set line 4 to "&5On &5gGround

on rightclick:
    clicked block is sign
    if line 4 of clicked block is "&7Player":
        if player is on ground:
            delete {checkpoint.%world%.%UUID of player%}
            wait a tick
            set {checkpoint.%world%.%UUID of player%} to location of player
            message "&7[&aTM&6CheckPoint&7] &aチェックポイントを設定しました。&7(%{name}%)"
            command "/execute %player% ~ ~ ~ playsound minecraft:entity.player.levelup master %player%"
            stop
        else:
            message "&7[&aTM&6CheckPoint&7] &l&c空中でチェックポイントを設定することは出来ません。"
            stop

on rightclick with fire charge:
	cancel event
	if clicked block is sign:
		stop
	if {checkpoint.%world%.%UUID of player%} is set:
		teleport player to {checkpoint.%world%.%UUID of player%}

command /cpd:
	description: Delete <player>'s checkpoint
	executable by: players
	trigger:
		delete {checkpoint.%world%.%UUID of player%}
		message "&cチェックポイントが削除されました。"

on walking on block of coal:
	player's gamemode is adventure or survival
	delete {checkpoint.%world%.%UUID of player%}
	teleport player to block at world's spawn point
	message "&cチェックポイント削除。スポーンへTPされました。"

command /adcps:
	description: Set player's ckeckpoint
	executable by: players
	trigger:
		player has permission "skript.admin"
		set {checkpoint.%world%.%UUID of player%} to location of player
		message "&6チェックポイントを設定しました!"
		play raw sound "note.pling" at player with pitch 2 volume 1

command /item:
	trigger:
		if player do not have fire charge named "&r&6Go to checkpoint":
			give fire charge named "&r&6Go to checkpoint" to player
		if player do not have slimeball named "&r&6Go to spawn point":
			give slimeball named "&r&6Go to spawn point" to player

command /cp:
	aliases: checkpoint
	trigger:
		if {checkpoint.%world%.%UUID of player%} is not set:
			message "&cチェックポイントが設定されていません!"

on damage:
	y-coordinate of victim is less than 0
	cancel event
	if {checkpoint.%victim%.%world%} is not set:
		teleport victim to block at world's spawn point
	else:
		teleport victim to {checkpoint.%victim%.%world%}

command /cptp <text> [<world>]:
	permission: skript.admin
	trigger:
		if arg 2 is not set:
			if {checkpoint.%arg 1%.%world%} is not set:
				message "checkpoint is not set"
			else:
				teleport player to {checkpoint.%arg 1%.%world%}
		else:
			if {checkpoint.%arg 1%.%arg 2%} is not set:
				message "checkpoint is not set"
			else:
				teleport player to {checkpoint.%arg 1%.%arg 2%}