(use-trait nft-trait 'SP2PABAF9FTAJYNFZH93XENAJ8FVY99RRM50D2JG9.nft-trait.nft-trait)
(define-constant ERR-NOT-AUTHORIZED u401)
(define-constant ERR-BID-NOT-HIGH-ENOUGH u100)
(define-constant ERR-ITEM-NOT-FOR-SALE u101)
(define-constant ERR-ITEM-PRICE-TOO-LOW u102)
(define-constant CONTRACT-OWNER tx-sender)
(define-map collections { id: uint } {
name: (string-ascii 256),
artist: principal,
address: (optional principal),
commission: uint,
royalty: uint,
royalty-address: (optional principal)
})
(define-map item-for-sale { collection-id: uint, item-id: uint } { seller: (optional principal), price: uint })
(define-map items-by-seller { collection-id: uint, seller: principal } { ids: (list 2500 uint) })
(define-map item-bids { collection-id: uint, item-id: uint } { buyer: principal, offer: uint })
(define-map listed-item-ids { collection-id: uint } { ids: (list 5000 uint) })
(define-data-var last-collection-id uint u0)
(define-data-var removing-item-id uint u0)
;; Private functions
(define-private (remove-item-listing (collection-id uint) (item-id uint) (sender principal))
(if true
(let (
(collection-entry (get-collection-by-id collection-id))
(item-ids (unwrap-panic (get-item-ids-by-seller collection-id sender)))
(all-item-ids (get-listed-item-ids collection-id))
)
(var-set removing-item-id item-id)
(map-set listed-item-ids { collection-id: collection-id }
{ ids: (unwrap-panic (as-max-len? (filter remove-item-id all-item-ids) u5000)) }
)
(map-set items-by-seller { collection-id: collection-id, seller: sender }
{ ids: (unwrap-panic (as-max-len? (filter remove-item-id item-ids) u2500)) }
)
(ok true)
)
(err u0)
)
)
(define-private (remove-item-id (item-id uint))
(if (is-eq item-id (var-get removing-item-id))
false
true
)
)
;; Public functions
(define-public (add-collection
(name (string-ascii 256))
(address principal)
(commission uint)
(royalty uint)
(royalty-address principal)
)
(begin
(asserts!
(or
(is-eq tx-sender CONTRACT-OWNER)
)
(err ERR-NOT-AUTHORIZED)
)
(map-set collections { id: (var-get last-collection-id)} {
name: name,
artist: tx-sender,
address: (some address),
commission: (if (is-eq tx-sender CONTRACT-OWNER)
commission
u250
),
royalty: royalty,
royalty-address: (some royalty-address)
})
(var-set last-collection-id (+ u1 (var-get last-collection-id)))
(ok true)
)
)
(define-public (list-item (collection <nft-trait>) (collection-id uint) (item-id uint) (price uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item-owner (unwrap-panic (contract-call? collection get-owner item-id)))
(item-ids (unwrap-panic (get-item-ids-by-seller collection-id tx-sender)))
(all-item-ids (get-listed-item-ids collection-id))
)
(asserts! (is-eq tx-sender (unwrap-panic item-owner)) (err ERR-NOT-AUTHORIZED))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(asserts! (> price u0) (err ERR-ITEM-PRICE-TOO-LOW))
(map-set item-for-sale { collection-id: collection-id, item-id: item-id } { seller: (some tx-sender), price: price })
(map-set items-by-seller { collection-id: collection-id, seller: tx-sender }
{ ids: (unwrap-panic (as-max-len? (append item-ids item-id) u2500)) }
)
(map-set listed-item-ids { collection-id: collection-id }
{ ids: (unwrap-panic (as-max-len? (append all-item-ids item-id) u5000)) }
)
(print {
type: "marketplace",
action: "list-item",
data: { collection-id: collection-id, item-id: item-id, seller: tx-sender, price: price }
})
(contract-call? collection transfer item-id tx-sender (as-contract tx-sender))
)
)
(define-public (change-price (collection <nft-trait>) (collection-id uint) (item-id uint) (price uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item (get-item-for-sale collection-id item-id))
(sender tx-sender)
)
(asserts! (is-some (get seller item)) (err ERR-ITEM-NOT-FOR-SALE))
(asserts! (is-eq sender (unwrap-panic (get seller item))) (err ERR-NOT-AUTHORIZED))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(asserts! (> price u0) (err ERR-ITEM-PRICE-TOO-LOW))
(map-set item-for-sale { collection-id: collection-id, item-id: item-id } { seller: (some tx-sender), price: price })
(print {
type: "marketplace",
action: "change-price",
data: { collection-id: collection-id, item-id: item-id, seller: sender, price: price }
})
(ok true)
)
)
(define-public (unlist-item (collection <nft-trait>) (collection-id uint) (item-id uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item (get-item-for-sale collection-id item-id))
(sender tx-sender)
(bid (get-item-bid collection-id item-id))
)
(asserts! (is-some (get seller item)) (err ERR-ITEM-NOT-FOR-SALE))
(asserts! (is-eq sender (unwrap-panic (get seller item))) (err ERR-NOT-AUTHORIZED))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(try! (remove-item-listing collection-id item-id sender))
(map-delete item-for-sale { collection-id: collection-id, item-id: item-id })
(if (> (get offer bid) u0)
(begin
(try! (as-contract (stx-transfer? (get offer bid) (as-contract tx-sender) (get buyer bid))))
(map-delete item-bids { collection-id: collection-id, item-id: item-id })
)
true
)
(print {
type: "marketplace",
action: "unlist-item",
data: { collection-id: collection-id, item-id: item-id }
})
(as-contract (contract-call? collection transfer item-id (as-contract tx-sender) sender))
)
)
(define-public (bid-item (collection-id uint) (item-id uint) (amount uint))
(let (
(item (get-item-for-sale collection-id item-id))
(bid (get-item-bid collection-id item-id))
)
(asserts! (> amount (get offer bid)) (err ERR-BID-NOT-HIGH-ENOUGH))
(match (stx-transfer? amount tx-sender (as-contract tx-sender))
success (begin
(if (> (get offer bid) u0)
(begin
(try! (as-contract (stx-transfer? (get offer bid) (as-contract tx-sender) (get buyer bid))))
(map-delete item-bids { collection-id: collection-id, item-id: item-id })
)
true
)
(map-set item-bids { collection-id: collection-id, item-id: item-id } { buyer: tx-sender, offer: amount })
(print {
type: "marketplace",
action: "bid-item",
data: { collection-id: collection-id, item-id: item-id, buyer: tx-sender, offer: amount }
})
(ok amount)
)
error (err error)
)
)
)
(define-public (withdraw-bid (collection-id uint) (item-id uint))
(let (
(item (get-item-for-sale collection-id item-id))
(bid (get-item-bid collection-id item-id))
(sender tx-sender)
)
(asserts! (is-eq tx-sender (get buyer bid)) (err ERR-NOT-AUTHORIZED))
(match (as-contract (stx-transfer? (get offer bid) (as-contract tx-sender) sender))
success (begin
(map-delete item-bids { collection-id: collection-id, item-id: item-id })
(print {
type: "marketplace",
action: "withdraw-bid",
data: { collection-id: collection-id, item-id: item-id, buyer: tx-sender }
})
(ok (get offer bid))
)
error (err error)
)
)
)
(define-public (accept-bid (collection <nft-trait>) (collection-id uint) (item-id uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item (get-item-for-sale collection-id item-id))
(bid (get-item-bid collection-id item-id))
(commission (/ (* (get offer bid) (get commission collection-entry)) u10000))
(royalty (/ (* (get offer bid) (get royalty collection-entry)) u10000))
)
(asserts! (is-eq tx-sender (unwrap-panic (get seller item))) (err ERR-NOT-AUTHORIZED))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(try! (as-contract (stx-transfer? commission (as-contract tx-sender) CONTRACT-OWNER)))
(if (is-some (get royalty-address collection-entry))
(try! (as-contract (stx-transfer? royalty (as-contract tx-sender) (unwrap-panic (get royalty-address collection-entry)))))
true
)
(try! (as-contract (stx-transfer? (- (- (get offer bid) commission) royalty) (as-contract tx-sender) (unwrap-panic (get seller item)))))
(try! (remove-item-listing collection-id item-id (unwrap-panic (get seller item))))
(map-delete item-for-sale { collection-id: collection-id, item-id: item-id })
(try! (as-contract (contract-call? collection transfer item-id (as-contract tx-sender) (get buyer bid))))
(print {
type: "marketplace",
action: "accept-bid",
data: { collection-id: collection-id, item-id: item-id }
})
(ok true)
)
)
(define-public (buy-item (collection <nft-trait>) (collection-id uint) (item-id uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item-owner (unwrap-panic (contract-call? collection get-owner item-id)))
(item (get-item-for-sale collection-id item-id))
(sender tx-sender)
(commission (/ (* (get price item) (get commission collection-entry)) u10000))
(royalty (/ (* (get price item) (get royalty collection-entry)) u10000))
(bid (get-item-bid collection-id item-id))
)
(asserts! (not (is-eq tx-sender (unwrap-panic item-owner))) (err ERR-NOT-AUTHORIZED))
(asserts! (is-some (get seller item)) (err ERR-ITEM-NOT-FOR-SALE))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(try! (stx-transfer? commission sender CONTRACT-OWNER))
(if (not (is-eq sender (unwrap-panic (get seller item))))
(try! (stx-transfer? (- (- (get price item) commission) royalty) sender (unwrap-panic (get seller item))))
true
)
(if (> (get offer bid) u0)
(begin
(try! (as-contract (stx-transfer? (get offer bid) (as-contract tx-sender) (get buyer bid))))
(map-delete item-bids { collection-id: collection-id, item-id: item-id })
)
true
)
(if (and (is-some (get royalty-address collection-entry)) (> royalty u0))
(try! (stx-transfer? royalty sender (unwrap-panic (get royalty-address collection-entry))))
true
)
(try! (remove-item-listing collection-id item-id (unwrap-panic (get seller item))))
(map-delete item-for-sale { collection-id: collection-id, item-id: item-id })
(try! (as-contract (contract-call? collection transfer item-id (as-contract tx-sender) sender)))
(print {
type: "marketplace",
action: "buy-item",
data: { collection-id: collection-id, item-id: item-id }
})
(ok true)
)
)
(define-public (admin-unlist (collection <nft-trait>) (collection-id uint) (item-id uint))
(let (
(collection-entry (get-collection-by-id collection-id))
(item (get-item-for-sale collection-id item-id))
(bid (get-item-bid collection-id item-id))
)
(asserts! (is-eq tx-sender CONTRACT-OWNER) (err ERR-NOT-AUTHORIZED))
(asserts! (is-some (get seller item)) (err ERR-ITEM-NOT-FOR-SALE))
(asserts! (is-eq (contract-of collection) (unwrap-panic (get address collection-entry))) (err ERR-NOT-AUTHORIZED))
(try! (remove-item-listing collection-id item-id (unwrap-panic (get seller item))))
(map-delete item-for-sale { collection-id: collection-id, item-id: item-id })
(if (> (get offer bid) u0)
(begin
(try! (as-contract (stx-transfer? (get offer bid) (as-contract tx-sender) (get buyer bid))))
(map-delete item-bids { collection-id: collection-id, item-id: item-id })
)
true
)
(print {
type: "marketplace",
action: "admin-unlist",
data: { collection-id: collection-id, item-id: item-id }
})
(as-contract (contract-call? collection transfer item-id (as-contract tx-sender) (unwrap-panic (get seller item))))
)
)
(define-public (set-sale-commission (collection-id uint) (commission uint))
(let (
(collection-entry (get-collection-by-id collection-id))
)
(asserts! (is-eq tx-sender CONTRACT-OWNER) (err ERR-NOT-AUTHORIZED))
(merge collection-entry {
commission: commission
})
(ok true)
)
)
(define-public (set-royalty (collection-id uint) (royalty uint) (royalty-address principal))
(let (
(collection-entry (get-collection-by-id collection-id))
)
(asserts! (is-eq tx-sender CONTRACT-OWNER) (err ERR-NOT-AUTHORIZED))
(merge collection-entry {
royalty: royalty,
royalty-address: (some royalty-address)
})
(ok true)
)
)
;; Read only functions
(define-read-only (get-collection-by-id (collection-id uint))
(default-to
{ name: "null", address: none, commission: u0, royalty: u0, royalty-address: none }
(map-get? collections { id: collection-id })
)
)
(define-read-only (get-listed-item-ids (collection-id uint))
(default-to
(list )
(get ids (map-get? listed-item-ids { collection-id: collection-id }))
)
)
(define-read-only (get-item-for-sale (collection-id uint) (item-id uint))
(default-to
{ seller: none, price: u99000000000000 }
(map-get? item-for-sale { collection-id: collection-id, item-id: item-id })
)
)
(define-read-only (get-item-ids-by-seller (collection-id uint) (seller principal))
(ok (get ids (get-item-entry-by-seller collection-id seller)))
)
(define-read-only (get-item-bid (collection-id uint) (item-id uint))
(default-to
{ buyer: CONTRACT-OWNER, offer: u0 }
(map-get? item-bids { collection-id: collection-id, item-id: item-id })
)
)
(define-read-only (get-item-entry-by-seller (collection-id uint) (seller principal))
(default-to
{ ids: (list ) }
(map-get? items-by-seller { collection-id: collection-id, seller: seller })
)
)