/
velar-token.clar
45 lines (33 loc) · 1.33 KB
/
velar-token.clar
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;;; Velar SIP010 token.
(impl-trait 'SP2AKWJYC7BNY18W1XXKPGP0YVEK63QJG4793Z2D4.sip-010-trait-ft-standard.sip-010-trait)
(define-constant DECIMALS (pow u10 u6))
(define-fungible-token velar (* u1000000000 DECIMALS)) ;;1 billion
(define-constant err-check-owner (err u1))
(define-constant err-transfer (err u4))
(define-data-var owner principal tx-sender)
(define-private (check-owner)
(ok (asserts! (is-eq tx-sender (var-get owner)) err-check-owner)))
(define-public (set-owner (new-owner principal))
(begin
(try! (check-owner))
(ok (var-set owner new-owner)) ))
(define-public
(transfer
(amt uint)
(from principal)
(to principal)
(memo (optional (buff 34))))
(begin
(asserts! (is-eq tx-sender from) err-transfer)
(ft-transfer? velar amt from to)))
(define-public (mint (amt uint) (to principal))
(begin
(try! (check-owner))
(ft-mint? velar amt to) ))
(define-read-only (get-name) (ok "Velar"))
(define-read-only (get-symbol) (ok "VELAR"))
(define-read-only (get-decimals) (ok u6))
(define-read-only (get-balance (of principal)) (ok (ft-get-balance velar of)))
(define-read-only (get-total-supply) (ok (ft-get-supply velar)))
(define-read-only (get-token-uri) (ok (some u"https://velar.co/metadata/velar-token.json")))
;;; eof