admin-mode.sk

command /admin:
  trigger:
    if {admin-toggle.%player%} is true:
      set the player's game mode to survival
      message "&cYou are now out of admin mode."
      set {admin-toggle.%player%} to false
    else:
      set the player's game mode to creative
      message "&aYou are now in admin mode."
      on player drop:
        message "&cYou can't drop items in admin mode!"
        cancel event
      set {admin-toggle.%player%} to true