(define-constant contract-owner tx-sender)
(define-constant err-owner-only (err u100))
(define-constant err-not-token-owner (err u101))
(define-non-fungible-token stacksies uint)
(define-data-var last-token-id uint u0)
(define-read-only (get-last-token-id)
(ok (var-get last-token-id))
)
(define-read-only (get-token-uri (token-id uint))
(ok "ipfs://ipfs/bafkreib65q2mkdimcj65t5m6xezgjxsttl3dlhn3csnvjwaswt4ry2pare")
)
(define-read-only (get-owner (token-id uint))
(ok (nft-get-owner? stacksies token-id))
)
(define-public (transfer (token-id uint) (sender principal) (recipient principal))
(begin
(asserts! (is-eq tx-sender sender) err-not-token-owner)
(nft-transfer? stacksies token-id sender recipient)
)
)
(define-public (mint (recipient principal))
(let
(
(token-id (+ (var-get last-token-id) u1))
)
(asserts! (is-eq tx-sender contract-owner) err-owner-only)
(try! (nft-mint? stacksies token-id recipient))
(var-set last-token-id token-id)
(ok token-id)
)
)
(define-public (burn (id uint))
(nft-burn? stacksies id tx-sender))
(mint tx-sender)