Source Code

;; https://builtwithnft.org

(impl-trait 'SP2PABAF9FTAJYNFZH93XENAJ8FVY99RRM50D2JG9.nft-trait.nft-trait)

(define-non-fungible-token builtwithnft uint)

;; Constants
(define-constant DEPLOYER tx-sender)

(define-constant ERR-NO-MORE-NFTS u100)
(define-constant ERR-NOT-ENOUGH-PASSES u101)
(define-constant ERR-PUBLIC-SALE-DISABLED u102)
(define-constant ERR-CONTRACT-INITIALIZED u103)
(define-constant ERR-NOT-AUTHORIZED u104)
(define-constant ERR-INVALID-USER u105)
(define-constant ERR-LISTING u106)
(define-constant ERR-WRONG-COMMISSION u107)
(define-constant ERR-NOT-FOUND u108)
(define-constant ERR-PAUSED u109)
(define-constant ERR-MINT-LIMIT u110)
(define-constant ERR-METADATA-FROZEN u111)
(define-constant ERR-AIRDROP-CALLED u112)
(define-constant ERR-NO-MORE-MINTS u113)

;; Internal variables
(define-data-var mint-limit uint u10000)
(define-data-var last-id uint u5001)
(define-data-var total-price uint u85000000)
(define-data-var artist-address principal 'SP1N134B2Z1PZQVNBYVKMGND5H5PHY3ZH6EK8TASP)
(define-data-var ipfs-root (string-ascii 80) "https://api.builtwithnft.org/token/")
(define-data-var mint-paused bool false)
(define-data-var premint-enabled bool false)
(define-data-var sale-enabled bool true)
(define-data-var metadata-frozen bool false)
(define-data-var airdrop-called bool false)
(define-data-var mint-cap uint u0)

(define-map mints-per-user principal uint)
(define-map mint-passes principal uint)

(define-public (claim) 
  (mint (list true)))

(define-public (claim-two) 
  (mint (list true true)))

(define-public (claim-three) (mint (list true true true)))

(define-public (claim-five) (mint (list true true true true true)))

(define-public (claim-ten) (mint (list true true true true true true true true true true)))

(define-public (claim-twentyfive)
  (mint-many (list true true true true true true true true true true
                   true true true true true true true true true true 
                   true true true true true))
)

(define-public (claim-fifty)
  (mint-many (list true true true true true true true true true true
                   true true true true true true true true true true
                   true true true true true true true true true true
                   true true true true true true true true true true
                   true true true true true true true true true true))
)

;; Mintpass Minting
(define-private (mint (orders (list 50 bool)))
  (let 
    (
      (passes (get-passes tx-sender))
    )
    (if (var-get premint-enabled)
      (begin
        (asserts! (>= passes (len orders)) (err ERR-NOT-ENOUGH-PASSES))
        (map-set mint-passes tx-sender (- passes (len orders)))
        (mint-many orders)
      )
      (begin
        (asserts! (var-get sale-enabled) (err ERR-PUBLIC-SALE-DISABLED))
        (mint-many orders)
      )
    )))

(define-private (mint-many (orders (list 50 bool )))  
  (let 
    (
      (last-nft-id (var-get last-id))
      (enabled (asserts! (<= last-nft-id (var-get mint-limit)) (err ERR-NO-MORE-NFTS)))
      (art-addr (var-get artist-address))
      (id-reached (fold mint-many-iter orders last-nft-id))
      (price (* (var-get total-price) (- id-reached last-nft-id)))
      (current-balance (get-balance tx-sender))
      (capped (> (var-get mint-cap) u0))
      (user-mints (get-mints tx-sender))
    )
    (asserts! (or (is-eq false (var-get mint-paused)) (is-eq tx-sender DEPLOYER)) (err ERR-PAUSED))
    (asserts! (or (not capped) (is-eq tx-sender DEPLOYER) (is-eq tx-sender art-addr) (>= (var-get mint-cap) (+ (len orders) user-mints))) (err ERR-NO-MORE-MINTS))
    (map-set mints-per-user tx-sender (+ (len orders) user-mints))
    (if (or (is-eq tx-sender art-addr) (is-eq tx-sender DEPLOYER) (is-eq (var-get total-price) u0000000))
      (begin
        (var-set last-id id-reached)
        (map-set token-count tx-sender (+ current-balance (- id-reached last-nft-id)))
      )
      (begin
        (var-set last-id id-reached)
        (map-set token-count tx-sender (+ current-balance (- id-reached last-nft-id)))
        (try! (stx-transfer? (var-get total-price) tx-sender (var-get artist-address)))
      )    
    )
    (ok id-reached)))

(define-private (mint-many-iter (ignore bool) (next-id uint))
  (if (<= next-id (var-get mint-limit))
    (begin
      (unwrap! (nft-mint? builtwithnft next-id tx-sender) next-id)
      (+ next-id u1)    
    )
    next-id))

(define-public (set-artist-address (address principal))
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-INVALID-USER))
    (ok (var-set artist-address address))))

(define-public (set-price (price uint))
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-INVALID-USER))
    (ok (var-set total-price price))))

(define-public (toggle-pause)
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-INVALID-USER))
    (ok (var-set mint-paused (not (var-get mint-paused))))))

(define-public (set-mint-limit (limit uint))
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-INVALID-USER))
    (asserts! (< limit (var-get mint-limit)) (err ERR-MINT-LIMIT))
    (ok (var-set mint-limit limit))))

(define-public (burn (token-id uint))
  (begin 
    (asserts! (is-owner token-id tx-sender) (err ERR-NOT-AUTHORIZED))
    (nft-burn? builtwithnft token-id tx-sender)))

(define-private (is-owner (token-id uint) (user principal))
    (is-eq user (unwrap! (nft-get-owner? builtwithnft token-id) false)))

(define-public (set-base-uri (new-base-uri (string-ascii 80)))
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-NOT-AUTHORIZED))
    (asserts! (not (var-get metadata-frozen)) (err ERR-METADATA-FROZEN))
    (var-set ipfs-root new-base-uri)
    (ok true)))

(define-public (freeze-metadata)
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-NOT-AUTHORIZED))
    (var-set metadata-frozen true)
    (ok true)))

;; Non-custodial SIP-009 transfer function
(define-public (transfer (id uint) (sender principal) (recipient principal))
  (begin
    (asserts! (is-eq tx-sender sender) (err ERR-NOT-AUTHORIZED))
    (asserts! (is-none (map-get? market id)) (err ERR-LISTING))
    (trnsfr id sender recipient)))

;; Read-only functions
(define-read-only (get-owner (token-id uint))
  (ok (nft-get-owner? builtwithnft token-id)))

(define-read-only (get-last-token-id)
  (ok (- (var-get last-id) u1)))

(define-read-only (get-token-uri (token-id uint))
  (ok (some (concat (concat (var-get ipfs-root) "{id}") ".json"))))

(define-read-only (get-paused)
  (ok (var-get mint-paused)))

(define-read-only (get-price)
  (ok (var-get total-price)))

(define-read-only (get-mints (caller principal))
  (default-to u0 (map-get? mints-per-user caller)))

(define-read-only (get-mint-limit)
  (ok (var-get mint-limit)))

;; Non-custodial marketplace extras
(define-trait commission-trait
  ((pay (uint uint) (response bool uint))))

(define-map token-count principal uint)
(define-map market uint {price: uint, commission: principal})

(define-read-only (get-balance (account principal))
  (default-to u0
    (map-get? token-count account)))

(define-private (trnsfr (id uint) (sender principal) (recipient principal))
  (match (nft-transfer? builtwithnft id sender recipient)
    success
      (let
        ((sender-balance (get-balance sender))
        (recipient-balance (get-balance recipient)))
          (map-set token-count
            sender
            (- sender-balance u1))
          (map-set token-count
            recipient
            (+ recipient-balance u1))
          (ok success))
    error (err error)))

(define-private (is-sender-owner (id uint))
  (let ((owner (unwrap! (nft-get-owner? builtwithnft id) false)))
    (or (is-eq tx-sender owner) (is-eq contract-caller owner))))

(define-read-only (get-listing-in-ustx (id uint))
  (map-get? market id))

(define-public (list-in-ustx (id uint) (price uint) (comm-trait <commission-trait>))
  (let ((listing  {price: price, commission: (contract-of comm-trait)}))
    (asserts! (is-sender-owner id) (err ERR-NOT-AUTHORIZED))
    (map-set market id listing)
    (print (merge listing {a: "list-in-ustx", id: id}))
    (ok true)))

(define-public (unlist-in-ustx (id uint))
  (begin
    (asserts! (is-sender-owner id) (err ERR-NOT-AUTHORIZED))
    (map-delete market id)
    (print {a: "unlist-in-ustx", id: id})
    (ok true)))

(define-public (buy-in-ustx (id uint) (comm-trait <commission-trait>))
  (let ((owner (unwrap! (nft-get-owner? builtwithnft id) (err ERR-NOT-FOUND)))
      (listing (unwrap! (map-get? market id) (err ERR-LISTING)))
      (price (get price listing)))
    (asserts! (is-eq (contract-of comm-trait) (get commission listing)) (err ERR-WRONG-COMMISSION))
    (try! (stx-transfer? price tx-sender owner))
    (try! (contract-call? comm-trait pay id price))
    (try! (trnsfr id owner tx-sender))
    (map-delete market id)
    (print {a: "buy-in-ustx", id: id})
    (ok true)))

;; Extra functionality required for mintpass
(define-public (toggle-sale-state)
  (let 
    (
      ;; (premint (not (var-get premint-enabled)))
      (sale (not (var-get sale-enabled)))
    )
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-NOT-AUTHORIZED))
    (var-set premint-enabled false)
    (var-set sale-enabled sale)
    (print { sale: sale })
    (ok true)))

(define-public (enable-premint)
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-NOT-AUTHORIZED))
    (ok (var-set premint-enabled true))))

(define-public (disable-premint)
  (begin
    (asserts! (or (is-eq tx-sender (var-get artist-address)) (is-eq tx-sender DEPLOYER)) (err ERR-NOT-AUTHORIZED))
    (ok (var-set premint-enabled false))))

(define-read-only (get-passes (caller principal))
  (default-to u0 (map-get? mint-passes caller)))

(define-read-only (get-premint-enabled)
  (ok (var-get premint-enabled)))

(define-read-only (get-sale-enabled)
  (ok (var-get sale-enabled)))  

Functions (39)

FunctionAccessArgs
get-premint-enabledread-only
get-sale-enabledread-only
claimpublic
claim-twopublic
claim-threepublic
claim-fivepublic
claim-tenpublic
claim-twentyfivepublic
claim-fiftypublic
mintprivateorders: (list 50 bool
mint-manyprivateorders: (list 50 bool
mint-many-iterprivateignore: bool, next-id: uint
set-artist-addresspublicaddress: principal
set-pricepublicprice: uint
toggle-pausepublic
set-mint-limitpubliclimit: uint
burnpublictoken-id: uint
is-ownerprivatetoken-id: uint, user: principal
set-base-uripublicnew-base-uri: (string-ascii 80
freeze-metadatapublic
transferpublicid: uint, sender: principal, recipient: principal
get-ownerread-onlytoken-id: uint
get-last-token-idread-only
get-token-uriread-onlytoken-id: uint
get-pausedread-only
get-priceread-only
get-mintsread-onlycaller: principal
get-mint-limitread-only
get-balanceread-onlyaccount: principal
trnsfrprivateid: uint, sender: principal, recipient: principal
is-sender-ownerprivateid: uint
get-listing-in-ustxread-onlyid: uint
list-in-ustxpublicid: uint, price: uint, comm-trait: <commission-trait>
unlist-in-ustxpublicid: uint
buy-in-ustxpublicid: uint, comm-trait: <commission-trait>
toggle-sale-statepublic
enable-premintpublic
disable-premintpublic
get-passesread-onlycaller: principal