;; ---------------------------------------------------------
;; SIP-10 Fungible Tax Token Contract | Created on: deploy.stx.city
;; ---------------------------------------------------------
(impl-trait 'SP3FBR2AGK5H9QBDH3EEN6DF8EK8JY7RX8QJ5SVTE.sip-010-trait-ft-standard.sip-010-trait)
;; Errors
(define-constant ERR-UNAUTHORIZED u401)
(define-constant ERR-NOT-OWNER u402)
(define-constant ERR-INVALID-PARAMETERS u403)
(define-constant ERR-NOT-ENOUGH-FUND u101)
;; Constants
(define-constant MAXSUPPLY u10000000000)
(define-fungible-token TAX)
;; Initialize function to mint max supply to owner
;; Define the owner address
(define-data-var contract-owner principal tx-sender)
(define-data-var treasury-address principal 'SP2470N2A31DGDHX541MK2FKJSRHSCW907S5KKYTR)
(define-data-var dev-wallet-address principal 'SP2470N2A31DGDHX541MK2FKJSRHSCW907S5KKYTR)
(define-data-var tax_off bool false)
;; Tax %
(define-data-var total-tax uint u10)
;; Fee % base on tax amount
(define-data-var treasury-fee uint u40)
(define-data-var burn-fee uint u40)
(define-data-var dev-fee uint u20)
;; Whitelist to bypass tax - use for exchange wallet
(define-map whitelist
{ address: principal }
{ is-whitelisted: bool }
)
;; Transfer function with tax deduction and redistribution including whitelist
(define-public (transfer (amount uint) (sender principal) (recipient principal) (memo (optional (buff 34))))
(let ((is-whitelisted (default-to false (get is-whitelisted (map-get? whitelist { address: sender })))))
;; If sender is whitelisted or tax is off, perform transfer without tax
(if (or is-whitelisted (var-get tax_off))
(match (ft-transfer? TAX amount sender recipient)
success (ok success)
transfer-error (err transfer-error))
;; If sender is not whitelisted and tax is on, apply tax
(let ((tax-amount (/ (* amount (var-get total-tax)) u100))
(transfer-amount (- amount tax-amount)))
(asserts! (>= amount tax-amount) (err ERR-NOT-ENOUGH-FUND)) ;; Ensure enough funds for tax deduction
(asserts! (is-eq sender tx-sender) (err ERR-UNAUTHORIZED))
(match (ft-transfer? TAX transfer-amount sender recipient)
success
;; Handle taxes and check for errors
(match (distribute-taxes tax-amount sender)
taxes-distributed (ok success) ;; Return success if taxes are distributed without error
tax-error (err tax-error)) ;; Return the error from distribute-taxes
transfer-error (err transfer-error))))))
;; Helper function to distribute taxes
(define-private (distribute-taxes (tax-amount uint) (sender principal))
(let (
(treasury-tax (/ (* tax-amount (var-get treasury-fee)) u100))
(burn-tax (/ (* tax-amount (var-get burn-fee)) u100))
(dev-tax (/ (* tax-amount (var-get dev-fee)) u100))
)
(match (ft-transfer? TAX treasury-tax sender (var-get treasury-address))
treasury-success
(match (ft-burn? TAX burn-tax sender )
burn-success
(match (ft-transfer? TAX dev-tax sender (var-get dev-wallet-address))
dev-success (ok true)
dev-error (err dev-error))
burn-error (err burn-error))
treasury-error (err treasury-error))))
;; --------- send-many function
(define-public (send-many (recipients (list 200 { to: principal, amount: uint, memo: (optional (buff 34)) })))
;; Assert that only the owner can call this function
(begin
(asserts! (is-eq tx-sender (var-get contract-owner))
(err u401)) ;; u401 can be replaced with a more descriptive error code or message
;; Process each recipient in the list
(fold check-err
(map send-token recipients)
(ok true)
)
)
)
;; Helper function to check for errors during the processing of each payment
(define-private (check-err (result (response bool uint)) (prior (response bool uint)))
(match prior
ok-value result
err-value (err err-value)
)
)
;; Helper function to send tokens to a recipient, including an optional memo
(define-private (send-token (recipient { to: principal, amount: uint, memo: (optional (buff 34)) }))
(send-token-with-memo (get amount recipient) (get to recipient) (get memo recipient))
)
;; Function that performs the actual token transfer, handling optional memos
(define-private (send-token-with-memo (amount uint) (to principal) (memo (optional (buff 34))))
(let
((transferOk (try! (transfer amount tx-sender to memo))))
(ok transferOk)
)
)
(define-private (send-stx (recipient principal) (amount uint))
(begin
(try! (stx-transfer? amount tx-sender (as-contract recipient)))
(ok true)
)
)
;; --------- Function to add an address to the whitelist
(define-public (add-to-whitelist (address principal))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-NOT-OWNER))
(map-set whitelist { address: address } { is-whitelisted: true })
(ok true)
))
;; Function to remove an address from the whitelist
(define-public (remove-from-whitelist (address principal))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-NOT-OWNER))
(map-set whitelist { address: address } { is-whitelisted: false })
(ok true)
))
;; Function to change treasury address (only callable by owner)
(define-public (set-treasury-address (new-address principal))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-NOT-OWNER)) ;; Check if the sender is the owner
(var-set treasury-address new-address)
(ok true)))
;; Function to change developer wallet address (only callable by owner)
(define-public (set-dev-wallet-address (new-address principal))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-NOT-OWNER)) ;; Check if the sender is the owner
(var-set dev-wallet-address new-address)
(ok true)))
;; transfer ownership
(define-public (transfer-ownership (new-owner principal))
(begin
;; Checks if the sender is the current owner
(if (is-eq tx-sender (var-get contract-owner))
(begin
;; Sets the new owner
(var-set contract-owner new-owner)
;; Returns success message
(ok "Ownership transferred successfully"))
;; Error if the sender is not the owner
(err ERR-NOT-OWNER)))
)
;; Setter function to adjust the tax_off status
(define-public (set-tax-off (status bool))
(begin
;; Here you might want to include authorization checks, such as:
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED))
(ok (var-set tax_off status))))
;; ----- Function to set total tax
(define-public (set-total-tax (new-tax uint))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED)) ;; Only owner can change
(ok (var-set total-tax new-tax))))
;; Function to set treasury fee
(define-public (set-treasury-fee (new-fee uint))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED)) ;; Only owner can change
(ok (var-set treasury-fee new-fee))))
;; Function to set burn fee
(define-public (set-burn-fee (new-fee uint))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED)) ;; Only owner can change
(ok (var-set burn-fee new-fee))))
;; Function to set dev fee
(define-public (set-dev-fee (new-fee uint))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED)) ;; Only owner can change
(ok (var-set dev-fee new-fee))))
;; Get treasury-address | dev-wallet-address | contract-owner | whitelist
(define-read-only (get-treasury-address)
(var-get treasury-address))
(define-read-only (get-dev-wallet-address)
(var-get dev-wallet-address))
(define-read-only (get-contract-owner)
(var-get contract-owner))
(define-read-only (check-address-whitelisted (address principal))
(let ((whitelist-status (map-get? whitelist { address: address })))
(ok (default-to false (get is-whitelisted whitelist-status)))
))
(define-read-only (get-tax-status)
(var-get tax_off))
;; Read-only function to get total tax
(define-read-only (get-total-tax)
(ok (var-get total-tax)))
;; Read-only function to get treasury fee
(define-read-only (get-treasury-fee)
(ok (var-get treasury-fee)))
;; Read-only function to get burn fee
(define-read-only (get-burn-fee)
(ok (var-get burn-fee)))
;; Read-only function to get dev fee
(define-read-only (get-dev-fee)
(ok (var-get dev-fee)))
;; SIP010 required functions
(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 TAX user)))
(define-read-only (get-total-supply)
(ok (ft-get-supply TAX)))
(define-read-only (get-token-uri)
(ok (var-get token-uri)))
;; DEFINE METADATA
(define-data-var token-uri (optional (string-utf8 256)) (some u"https://gaia.hiro.so/hub/13iqwgRT8yh3catMgzhHLXLFmx1ZUCgTGg/tax.json"))
(define-data-var token-name (string-ascii 32) "Taxation as Theft")
(define-data-var token-symbol (string-ascii 32) "TAX")
(define-data-var token-decimals uint u0)
;; EDIT
(define-public
(set-metadata
(uri (optional (string-utf8 256)))
(name (string-ascii 32))
(symbol (string-ascii 32))
(decimals uint))
(begin
(asserts! (is-eq tx-sender (var-get contract-owner)) (err ERR-UNAUTHORIZED))
(asserts!
(and
(is-some uri)
(> (len name) u0)
(> (len symbol) u0)
(<= decimals u10))
(err ERR-INVALID-PARAMETERS))
(var-set token-uri uri)
(var-set token-name name)
(var-set token-symbol symbol)
(var-set token-decimals decimals)
(print
{
notification: "token-metadata-update",
payload: {
token-class: "ft",
contract-id: (as-contract tx-sender)
}
})
(ok true)))
;; ---------------------------------------------------------
;; Mint
;; ---------------------------------------------------------
(begin
(try! (send-stx 'SP1FQ3DQDR5N9HJX3XC5DNKFCG4DHH48EFJQV6QH0 u2000000))
(try! (ft-mint? TAX u9990000000 (var-get contract-owner)))
(try! (ft-mint? TAX u10000000 'SP1FQ3DQDR5N9HJX3XC5DNKFCG4DHH48EFJQV6QH0))
)