Skrócenie skryptu

Siema chcę zrobić skrypt na twierdze ( niżej kawałek kodu ) , jest możliwość skrócenia tego skryptu żeby nie rozpisywać 10000 różnych kombinacji. Jak ktoś nie zrozumiał to wytłumacze jeszcze raz

command /rozbudowa:
	trigger:
		if {twierdza.%player%} is true:
			if {tlvl1.%player%} is false:
				if {kamienie1.%player%} is false:
					if {drwal1.%player%} is true:
						if {skarbiec1.%player%} is false:
							if {fort1.%player%} is false:
								if {kopalnia1.%player%} is false:
									open chest with 1 row named "&2Rozbudowa Twierdzy" to player
									wait 2 ticks
									format slot 0 of player with 1 of paper named "&6Rozbuduj twierdze" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/rozbudowa1"]
									format slot 1 of player with 1 of paper named "&6Rozbuduj kamieniolom" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/kamieniolom1"]
									format slot 2 of player with 1 of paper named "&6Rozbuduj chate drwala" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/drwal1"]
									format slot 3 of player with 1 of paper named "&6Rozbuduj skarbiec" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/skarbiec1"]		
									format slot 4 of player with 1 of paper named "&6Rozbuduj mury" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/forty1"]
									format slot 5 of player with 1 of paper named "&6Rozbuduj kopalnie " with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/klejnoty1"]
			if {tlvl1.%player%} is true:
				if {tlvl2.%player%} is false:
					if {kamienie1.%player%} is false:
						if {drwal1.%player%} is true:
							if {skarbiec1.%player%} is false:
								if {fort1.%player%} is false:
									if {kopalnia1.%player%} is false:
										open chest with 1 row named "&2Rozbudowa Twierdzy" to player
										wait 2 ticks
										format slot 0 of player with 1 of paper named "&6Rozbuduj twierdze" with lore "&cRozbuduj na poziom 2 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/rozbudowa2"]
										format slot 1 of player with 1 of paper named "&6Rozbuduj kamieniolom" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/kamieniolom1"]
										format slot 2 of player with 1 of paper named "&6Rozbuduj chate drwala" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/drwal1"]
										format slot 3 of player with 1 of paper named "&6Rozbuduj skarbiec" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/skarbiec1"]		
										format slot 4 of player with 1 of paper named "&6Rozbuduj mury" with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/forty1"]
										format slot 5 of player with 1 of paper named "&6Rozbuduj kopalnie " with lore "&cRozbuduj na poziom 1 ||&cKoszt: ||&cCzas ||&cMax lvl: 15" to run [make player execute command "/klejnoty1"]