A simple give command with accept and decline function

Variables Needed :
Currency Name = 0
Give Amount = 0
Give User = 0
Give Request = 0

Give Command :

Trigger = .give

Language : BDScript 1

Give Command Code :

$onlyIf[$mentioned[1]!=$authorID;You can't trade with yourself]
$title[Gift Sent]
$description[For $username[$mentioned[1]] to accept your gift he needs to type `.accept`]
$color[00ff00]
$setVar[Give;$message[1];$mentioned[1]]
$setVar[Give User;$username;$mentioned[1]]
$setVar[Give Request;1;$mentioned[1]]

Accept Command :

Trigger : .accept

Language : BDScript 1

Accept Command Code :

$onlyIf[$getVar[Give Request;$authorID]==1;You currently don't have any active give requests]
$title[Give Request Accepted]
$description[You accept $getVar[Give User;$authorID]'s offer]
$color[ffff00]
$setVar[Currency Name;$sum[$getVar[Currency Name;$authorID];$getVar[Give Amount;$authorID]];$authorID]
$setVar[Give Amount;0;$authorID]
$setVar[Give User;0;$authorID]
$setVar[Give Request;0;$authorID]

Decline Command :

Trigger : .decline

Language : BDScript 1

Decline Command Code :

$onlyIf[$getVar[Give Request;$authorID]==1;You currently don't have any active give requests]
$title[Give Request Accepted]
$description[You declined $getVar[Give User;$authorID]'s offer]
$color[ff0000]
$setVar[Give Amount;0;$authorID]
$setVar[Give User;0;$authorID]
$setVar[Give Request;0;$authorID]

Note : Pls change all the "Currency Name" text to what you call your current example coins,Dank Coins or Pokècoins and make all the needed variables at the top and the correct syntax is .give (amount) (mention user)