on right click:
  player's tool is brick:
    set {_weapon} to random string of {weapon::*}
    execute console command "/clear %player% brick 0 1"
    wait 2 tick
    execute console command "/shot give %player% %{_weapon}%"
    send "&e%{_weapon}%を入手しました！" to player

command /weapon <text>:
  permission: admin
  trigger:
    add arg to {weapon::*}
    send "&a%arg%を追加しました！" to player