on click with red carpet:
 cancel event
 if {perk.flyingcarpet.%player%} is true:
  if {fly.%player%} is true:
   delete {fly.%player%}
   loop {loc.%player%::*}:
    set block at {loc.%player%::%loop-index%} to air
   delete {loc.%player%::*}
   send "&6Fly status: &cOFF"
   stop
  send "&6Fly status: &aON"
  set {fly.%player%} to true
  while player is alive:
   wait 1 tick
   if {fly.%player%} is true:
    set {_loc} to location 1 under block at player
    if player is sneaking:
     set {_loc} to location 2 under block at player
     loop {loc.%player%::*}:
      set block at {loc.%player%::%loop-index%} to air
     delete {loc.%player%::*}
    set {_y} to y-coordinate of {_loc}
    loop blocks in radius 2 around {_loc}:
     if y-coordinate of loop-block is {_y}:
      if loop-block is air:
       set loop-block to glass
       add location of loop-block to {loc.%player%::*}
   loop {loc.%player%::*}:
    if distance between {loc.%player%::%loop-index%} and {_loc} is more than 2:
     set block at {loc.%player%::%loop-index%} to air
     delete {loc.%player%::%loop-index%}
  if {fly.%player%} is true:
   delete {fly.%player%}
   loop {loc.%player%::*}:
    set block at {loc.%player%::%loop-index%} to air
   delete {loc.%player%::*}