i am making a fly enchant and i cant make it a function

[cat_rebellion]

so i am making a enchant that make's the player get a litle boost in speeed and it works but when i tried to make it a function it dident work this is what i have

and it gives me these erors
error #3 

variables cant be used heare 

    error 1 variables cant be used heare push the {_p} forward at speed {_F} parsed as number

    error 2 cant understand condition if {_waited} is less than {_Time} - {_en} seconds:

    error 3 cant be set to uncolored lore of player's/{_p} held item set {_lore::*} to uncolored lore of {_p} held item

 

 

function Fly(p: player

  set {_lore::*} to uncolored lore of {_p} held item

  loop {_lore::*}:

    set {_en} to loop-valu

    replace all "Fly" with "" in {_en}

    set {_F} to {_force} + 0.25 * {_en}

    set {_waited} to difference between {fly.%{_p}%.lastused} and now

    if {_waited} is less than {_Time} - {_en} seconds:

      message "&8&l[&a&lServer&8&l] &cPlease wait &3%difference between {_Time} - {_en} seconds and {_waited}% seconds before trying again" to {_p}

      stop

    push the {_p} forward at speed {_F} parsed as number

    set {fly.%{_p}%.lastused} to now

 

[cat_rebellion]

the original skript
 

#Fly Enchantment I

on rightclick holding a feather:

  if the 1st line of player's held item's lore is "&7&lFly I":

    set {_waited} to difference between {fly.%player%.lastused} and now

    if {_waited} is less than 5 seconds:

      message "&8&l[&a&lServer&8&l] &cPlease wait &3%difference between 5 seconds and {_waited}% seconds before trying again"

      stop

    push the player forward at speed 1

    set {fly.%player%.lastused} to now

 

#Fly Enchantment II

on rightclick holding a feather:

  if the 1st line of player's held item's lore is "&7&lFly II":

    set {_waited} to difference between {fly.%player%.lastused} and now

    if {_waited} is less than 5 seconds:

      message "&8&l[&a&lServer&8&l] &cPlease wait &3%difference between 5 seconds and {_waited}% seconds before trying again"

      stop

    push the player forward at speed 1.25

    set {fly.%player%.lastused} to now