;; @contract Fee Collector
;; @description Collects protocol fees and transfers to fee address
;; @version 0.1
(use-trait ft .sip-010-trait.sip-010-trait)
(define-constant ERR_INSUFFICIENT_BALANCE (err u107001))
(define-constant this-contract (as-contract tx-sender))
;;-------------------------------------
;; Withdrawal
;;-------------------------------------
;; @desc - transfers asset to fee address
;; @param - asset: asset to transfer (sip-010-trait)
(define-public (withdraw (asset <ft>))
(let (
(asset-contract (contract-of asset))
(balance (try! (contract-call? asset get-balance this-contract)))
(fee-address (contract-call? .test-state-hbtc-v5 get-fee-address))
)
(try! (contract-call? .test-state-hbtc-v5 check-is-transfer-active))
(try! (contract-call? .test-state-hbtc-v5 check-is-asset asset-contract))
(asserts! (> balance u0) ERR_INSUFFICIENT_BALANCE)
(print { action: "withdraw", user: contract-caller, data: { asset: asset, amount: balance, recipient: fee-address, sender: this-contract, balance: balance }})
(ok (try! (as-contract (contract-call? asset transfer balance tx-sender fee-address none))))
)
)