;; @contract Wrapped STX SIP-010
;; @version 1
(impl-trait .sip-010-trait-ft-standard.sip-010-trait)
(define-fungible-token wrapped-stx)
;; ------------------------------------------
;; Constants
;; ------------------------------------------
(define-constant ERR-NOT-AUTHORIZED u1403001)
;; ------------------------------------------
;; Variables
;; ------------------------------------------
(define-data-var token-uri (string-utf8 256) u"")
;; ---------------------------------------------------------
;; SIP-10 Functions
;; ---------------------------------------------------------
(define-read-only (get-total-supply)
(ok (ft-get-supply wrapped-stx))
)
(define-read-only (get-name)
(ok "Wrapped Stacks Token")
)
(define-read-only (get-symbol)
(ok "wSTX")
)
(define-read-only (get-decimals)
(ok u6)
)
(define-read-only (get-balance (account principal))
(ok (ft-get-balance wrapped-stx account))
)
(define-public (set-token-uri (value (string-utf8 256)))
(if (is-eq tx-sender .lydian-dao)
(ok (var-set token-uri value))
(err ERR-NOT-AUTHORIZED)
)
)
(define-read-only (get-token-uri)
(ok (some (var-get token-uri)))
)
(define-public (transfer (amount uint) (sender principal) (recipient principal) (memo (optional (buff 34))))
(begin
(asserts! (is-eq tx-sender sender) (err ERR-NOT-AUTHORIZED))
(match (ft-transfer? wrapped-stx amount sender recipient)
response (begin
(print memo)
(ok response)
)
error (err error)
)
)
)
;; ---------------------------------------------------------
;; Wrap / Unwrap
;; ---------------------------------------------------------
(define-public (wrap (amount uint))
(begin
(try! (stx-transfer? amount tx-sender (as-contract tx-sender)))
(ft-mint? wrapped-stx amount tx-sender)
)
)
(define-public (unwrap (amount uint))
(let (
(recipient tx-sender)
)
(try! (as-contract (stx-transfer? amount (as-contract tx-sender) recipient)))
(ft-burn? wrapped-stx amount recipient)
)
)