add new contracts

contracts/SP3P8VDNWE9CZTB70MT6EE3EYPVZ9ZDJPG69MVJKC/bns-1697519007374-v1.clar

@@ -0,0 +1,126 @@
+
+  ;; version: 1
+  ;; name: viru
+  ;; namespace: btc
+
+  (use-trait commission-trait 'SP3D6PV2ACBPEKYJTCMH7HEN02KP87QSP8KTEH335.commission-trait.commission)
+
+  (define-constant DEPLOYER_CONTRACT_PRINCIPAL (as-contract tx-sender))
+  (define-constant COMM-ADDR 'SP7NDX6YRAH6C99WCZJWKF2SYR1GQRF7X6894QSJ)
+
+  (define-constant ERR-ALREADY-LISTED (err u401))
+  (define-constant ERR-WRONG-COMMISSION (err u402))
+  (define-constant ERR-NOT-AUTHORIZED (err u403))
+  (define-constant ERR-NOT-FOUND (err u404))
+  (define-constant ERR-WRONG-PRICE (err u405))
+  (define-constant ERR-TRANSFER-FAILED (err u500))
+
+  (define-data-var current-namespace (buff 20) 0x00)
+  (define-data-var current-name (buff 48) 0x00)
+
+  (define-map listings { namespace: (buff 20), name: (buff 48) } { price: uint, lister: principal, commission: principal })
+
+  (define-read-only (is-admin)
+    (is-eq tx-sender COMM-ADDR)
+  )
+
+  (define-read-only (get-listing)
+    (map-get? listings { namespace: (var-get current-namespace), name: (var-get current-name) })
+  )
+
+  (define-read-only (get-current-name)
+    { namespace: (var-get current-namespace), name: (var-get current-name) }
+  )
+
+  (define-private (list-name (namespace (buff 20)) (name (buff 48)) (price uint) (commission <commission-trait>))
+      (begin
+          (asserts! (is-none (get-listing)) ERR-ALREADY-LISTED)
+          (try! (to-bool-response (contract-call?
+              'SP000000000000000000002Q6VF78.bns
+              name-transfer 
+              namespace
+              name
+              DEPLOYER_CONTRACT_PRINCIPAL
+              none
+          )))
+          (var-set current-namespace namespace)
+          (var-set current-name name)
+          (ok (map-set listings {name: name, namespace: namespace} 
+                                {price: price, lister: tx-sender, commission: (contract-of commission)}))
+      )
+  )
+
+  (define-public (change-price (namespace (buff 20)) (name (buff 48)) (new-price uint) (commission <commission-trait>))
+    (let (
+        (listing (unwrap! (map-get? listings {namespace: namespace, name: name}) ERR-NOT-FOUND))
+        (price (get price listing))
+        (lister (get lister listing)))
+      (asserts! (is-eq tx-sender lister) ERR-NOT-AUTHORIZED)
+      (ok (map-set listings { namespace: namespace, name: name } { price: new-price, lister: lister, commission: (contract-of commission) }))
+    )
+  )
+
+  (define-public (unlist-name (namespace (buff 20)) (name (buff 48)))
+    (let (
+        (listing (unwrap! (map-get? listings {namespace: namespace, name: name}) ERR-NOT-FOUND))
+        (price (get price listing))
+        (lister (get lister listing)))
+      (asserts! (or (is-eq tx-sender lister) (is-admin)) ERR-NOT-AUTHORIZED)
+      (map-delete listings {namespace: namespace, name: name})
+      (as-contract
+          (to-bool-response (contract-call?
+              'SP000000000000000000002Q6VF78.bns 
+              name-transfer 
+              namespace
+              name
+              lister
+              none 
+          ))
+      )
+    )
+  )
+
+  (define-public (purchase-name (namespace (buff 20)) (name (buff 48)) (expected-price uint) (commission <commission-trait>) (recipient (optional principal)))
+      (let (
+        (new-owner (if (is-some recipient) (unwrap-panic recipient) tx-sender))
+        (listing (unwrap! (map-get? listings {namespace: namespace, name: name}) ERR-NOT-FOUND))
+        (price (get price listing))
+        (lister (get lister listing))
+        (list-commission (get commission listing))
+      )
+        (asserts! (is-eq (contract-of commission) list-commission) ERR-WRONG-COMMISSION)
+        (asserts! (is-eq price expected-price) ERR-WRONG-PRICE)
+        (try! (contract-call? commission pay u0 price))
+        (try! (stx-transfer? price tx-sender lister))
+        (map-delete listings {namespace: namespace, name: name})
+        (to-bool-response (as-contract
+            (contract-call?
+                'SP000000000000000000002Q6VF78.bns 
+                name-transfer 
+                namespace
+                name
+                new-owner
+                none 
+            )
+        ))
+      )
+  )
+
+  (define-public (withdraw-stx (amount uint))
+      (let (
+        (listing (unwrap! (get-listing) ERR-NOT-FOUND))
+        (lister (get lister listing))
+      )  
+        (asserts! (or (is-eq tx-sender lister) (is-admin)) ERR-NOT-AUTHORIZED)
+        (try! (as-contract (stx-transfer? amount tx-sender lister)))
+        (ok amount)
+      )
+  )
+
+  (define-private (to-bool-response (value (response bool int)))
+      (match value
+             success (ok success)
+             error (err (to-uint error))))
+
+  (list-name 0x627463 0x76697275 u1824154590 'SPNWZ5V2TPWGQGVDR6T7B6RQ4XMGZ4PXTEE0VQ0S.gamma-commission-3-5)
+