/
fox.clar
76 lines (57 loc) · 2.38 KB
/
fox.clar
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(define-constant ERR-UNAUTHORIZED u401)
(define-constant ERR-YOU-POOR u402)
(define-constant ERR-INVALID-PARAMS u400)
;; 21,000,000,000,000,000
(define-constant MAX-SUPPLY u21000000000000000)
(impl-trait 'SP3FBR2AGK5H9QBDH3EEN6DF8EK8JY7RX8QJ5SVTE.sip-010-trait-ft-standard.sip-010-trait)
(define-fungible-token FOX MAX-SUPPLY)
;;;;;;;;;;;;;;;;;;;;; SIP 010 ;;;;;;;;;;;;;;;;;;;;;;
(define-public (transfer (amount uint) (from principal) (to principal) (memo (optional (buff 34))))
(begin
(asserts! (is-eq from tx-sender) (err ERR-UNAUTHORIZED))
(asserts! (not (is-eq to tx-sender)) (err ERR-INVALID-PARAMS))
(asserts! (>= (ft-get-balance FOX from) amount) (err ERR-YOU-POOR))
(if (is-some memo)
(print (unwrap-panic memo))
0x
)
(ft-transfer? FOX amount from to)))
(define-read-only (get-name)
(ok (var-get token-name)))
(define-read-only (get-symbol)
(ok (var-get token-symbol)))
(define-read-only (get-decimals)
(ok (var-get token-decimals)))
(define-read-only (get-balance (user principal))
(ok (ft-get-balance FOX user)))
(define-read-only (get-total-supply)
(ok (ft-get-supply FOX)))
(define-read-only (get-token-uri)
(ok (var-get token-uri)))
;; send-many
(define-public (send-fox (amount uint) (to principal))
(let ((transfer-ok (try! (transfer amount tx-sender to none))))
(ok transfer-ok)))
(define-private (send-fox-unwrap (recipient { to: principal, amount: uint }))
(send-fox
(get amount recipient)
(get to recipient)))
(define-private (check-err (result (response bool uint))
(prior (response bool uint)))
(match prior ok-value result
err-value (err err-value)))
(define-public (send-many (recipients (list 200 { to: principal, amount: uint })))
(fold check-err
(map send-fox-unwrap recipients)
(ok true)))
(define-public (send-more (recipients (list 2000 { to: principal, amount: uint })))
(begin
(map send-fox-unwrap recipients)
(ok true)))
;; METADATA
(define-data-var token-uri (optional (string-utf8 256)) (some u"ipfs://ipfs/bafkreigxsk5gqcuq6rwjqcytjrrpbu543soyng4xvebef22rtcc57ngxjy"))
(define-data-var token-name (string-ascii 32) "Fox")
(define-data-var token-symbol (string-ascii 32) "FOX")
(define-data-var token-decimals uint u0)
;; mint
(ft-mint? FOX MAX-SUPPLY tx-sender)