execute if score @s buy_trigger matches 1..18 at @s unless entity @s[x=-3,z=-63,y=6,dx=25,dy=6,dz=30] run function item:shop/error
execute if score @s buy_trigger matches 19..21 at @s unless entity @s[x=1,z=-63,y=20,dx=5,dy=4,dz=6] run function item:shop/error
execute if score @s buy_trigger matches 100..108 at @s unless entity @s[x=-22,z=-75,y=18,dx=10,dy=4,dz=5] run function item:shop/error
execute if score @s buy_trigger matches 999 at @s unless entity @s[x=-3,z=-49,y=27,dx=5,dy=4,dz=5] run function item:shop/charity

execute if score @s buy_trigger matches 1 if score $state mem matches 0 run function item:shop/buy_apple1
execute if score @s buy_trigger matches 2 if score $state mem matches 0 run function item:shop/buy_apple2
execute if score @s buy_trigger matches 3 if score $state mem matches 0 run function item:shop/buy_armor1
execute if score @s buy_trigger matches 5 if score $state mem matches 0 run function item:shop/buy_armor2
execute if score @s buy_trigger matches 6 if score $state mem matches 0 run function item:shop/buy_armor3
execute if score @s buy_trigger matches 7 if score $state mem matches 0 run function item:shop/buy_arrow1
execute if score @s buy_trigger matches 8 if score $state mem matches 0 run function item:shop/buy_arrow2
execute if score @s buy_trigger matches 9 if score $state mem matches 0 run function item:shop/buy_arrow3
execute if score @s buy_trigger matches 10 if score $state mem matches 0 run function item:shop/buy_orange
execute if score @s buy_trigger matches 11 if score $state mem matches 0 run function item:shop/buy_weapon1
execute if score @s buy_trigger matches 12 if score $state mem matches 0 run function item:shop/buy_weapon2
execute if score @s buy_trigger matches 13 if score $state mem matches 0 run function item:shop/buy_weapon3
execute if score @s buy_trigger matches 14 if score $state mem matches 0 run function item:shop/buy_weapon4
execute if score @s buy_trigger matches 15 if score $state mem matches 0 run function item:shop/buy_bow
execute if score @s buy_trigger matches 16 if score $state mem matches 0 run function item:shop/buy_potion_resist
execute if score @s buy_trigger matches 17 if score $state mem matches 0 run function item:shop/buy_potion_speed1
execute if score @s buy_trigger matches 18 if score $state mem matches 0 run function item:shop/buy_potion_speed2
execute if score @s buy_trigger matches 19 if score $state mem matches 0 run function item:shop/buy_firework
execute if score @s buy_trigger matches 20 if score $state mem matches 0 run function item:shop/buy_bgm
execute if score @s buy_trigger matches 21 if score $state mem matches 0 run function item:shop/buy_pig
execute if score @s buy_trigger matches 100 if score $state mem matches 0 run function item:shop/buy_particle_system
execute if score @s buy_trigger matches 101 if score $state mem matches 0 run function item:shop/buy_particle_close
execute if score @s buy_trigger matches 102 if score $state mem matches 0 run function item:shop/buy_particle0
execute if score @s buy_trigger matches 103 if score $state mem matches 0 run function item:shop/buy_particle1
execute if score @s buy_trigger matches 104 if score $state mem matches 0 run function item:shop/buy_particle2
execute if score @s buy_trigger matches 105 if score $state mem matches 0 run function item:shop/buy_particle3
execute if score @s buy_trigger matches 106 if score $state mem matches 0 run function item:shop/buy_particle4
execute if score @s buy_trigger matches 107 if score $state mem matches 0 run function item:shop/buy_particle5
execute if score @s buy_trigger matches 108 if score $state mem matches 0 run function item:shop/buy_particle6
execute if score @s buy_trigger matches 999 if score $state mem matches 0 run function item:shop/buy_dice
execute if score @s buy_trigger matches 85304 if score $state mem matches 0 run function item:shop/puzzle
execute if score @s buy_trigger matches 114514 if score $state mem matches 0 run function item:shop/buy_easter_egg
scoreboard players set @s buy_trigger 0
execute if score $state mem matches 0 run scoreboard players enable @s buy_trigger