;; Anya Governance Token Contract
;; Implements SIP-010 trait for fungible tokens with Bitcoin-inspired supply
(impl-trait 'SP3FBR2AGK5H9QBDH3EEN6DF8EK8JY7RX8QJ5SVTE.sip-010-trait-ft-standard.sip-010-trait;)
;; Token Configuration
(define-fungible-token anya-token u21000000000;) ;; 21 billion supply
;; Constants
(define-constant contract-owner tx-sender;);
(define-constant MAX_SUPPLY u21000000000;) ;; 21 billion tokens
(define-constant INITIAL_BLOCK_REWARD u5000;) ;; 5,000 tokens per block
(define-constant HALVING_INTERVAL u210000;) ;; Every 210,000 blocks
;; Error Codes
(define-constant ERR-OWNER-ONLY (err u100;););
(define-constant ERR-NOT-TOKEN-OWNER (err u101;););(define-constant ERR-INSUFFICIENT-BALANCE (err u102;););
(define-constant ERR-SUPPLY-LIMIT (err u103;);)
;; SIP-010 Required Functions
(define-read-only (get-name;);
(ok "Anya Governance Token";);)
;(define-read-only (get-symbol;);
(ok "AGT";);)
;(define-read-only (get-decimals;);
(ok u6;);)
;(define-read-only (get-balance (account principal;););
(ok (ft-get-balance anya-token account;););)
;(define-read-only (get-total-supply;);
(ok (ft-get-supply anya-token;););)
;(define-read-only (get-token-uri;);
(ok (some "https://anya.ai/token/agt-metadata.json";););)
;; Governance Token Specific Functions
(define-read-only (get-voting-power (account principal;););
(ok (ft-get-balance anya-token account;););)
;; Token Transfer with Governance Considerations
(define-public (transfer (amount uint;); (to principal;);); (let (
(guard (contract-call? .security-guards non-reentrant;);); (safe-amount (unwrap! (contract-call? .security-guards safe-add amount u0;) (err u701;););)
;); (asserts! (contract-call? .security-guards valid-principal? to;) (err u702;);)
;; Transfer logic
(contract-call? .security-guards release-reentrancy;); (ok true;)
;)
;)
;; Minting with Supply Cap
(define-public (mint (amount uint;); (recipient principal;);); (let (
(total-supply (var-get total-supply;);); (new-supply (unwrap! (contract-call? .security-guards safe-add total-supply amount;) (err u703;););)
;); (var-set total-supply new-supply;); (ok true;)
;)
;)
;; Burning Mechanism
(define-public (burn (amount uint;););
(begin
(asserts! (>= (ft-get-balance anya-token tx-sender;) amount;) ERR-INSUFFICIENT-BALANCE;); (ft-burn? anya-token amount tx-sender;););)
;; Delegation Mechanism
(define-map delegated-power principal principal;);
(define-public (delegate (delegatee principal;);); (begin
(map-set delegated-power tx-sender delegatee;); (ok true;););)
;(define-read-only (get-delegatee (account principal;););
(ok (map-get? delegated-power account;););)
;; Add input validation
(define-private (validate-address (addr principal;););
(match (contract-of addr;)
some-contract true
none (err u402;)
;)
;)
;; Governance Token Implementation
;; This implements a governance token for the Anya DAO system
;; following Bitcoin-style tokenomics principles
(define-constant ERR_UNAUTHORIZED (err u2000;););
(define-constant ERR_INVALID_AMOUNT (err u2001;););(define-constant ERR_TRANSFER_FAILED (err u2002;););
(define-constant ERR_MINT_FAILED (err u2003;););(define-constant ERR_BURN_FAILED (err u2004;);)
;; Token constants
(define-constant TOKEN_NAME "Anya Governance Token";);
(define-constant TOKEN_SYMBOL "AGT";);(define-constant TOKEN_DECIMALS u8;);
(define-constant TOKEN_URI "https://anya.org/token/metadata.json";)
;; Bitcoin-style tokenomics constants
(define-constant TOTAL_SUPPLY u21000000000;) ;; 21 billion tokens
(define-constant INITIAL_BLOCK_REWARD u5000;) ;; 5,000 tokens per block
(define-constant HALVING_INTERVAL u210000;) ;; Halving every 210,000 blocks
;; Data variables
(define-data-var token-uri (string-utf8 256;) TOKEN_URI;);
(define-data-var total-supply uint u0;);(define-data-var last-block-mined uint u0;);
(define-data-var current-reward uint INITIAL_BLOCK_REWARD;)
;; Data maps
(define-map balances principal uint;);
(define-map allowances { owner: principal, spender: principal } uint;)
;; Get token name
(define-read-only (get-name;);
(ok TOKEN_NAME;)
;)
;; Get token symbol
(define-read-only (get-symbol;);
(ok TOKEN_SYMBOL;)
;)
;; Get token decimals
(define-read-only (get-decimals;);
(ok TOKEN_DECIMALS;)
;)
;; Get token URI
(define-read-only (get-token-uri;);
(ok (var-get token-uri;););)
;; Get total supply
(define-read-only (get-total-supply;);
(ok (var-get total-supply;););)
;; Get balance of a principal
(define-read-only (get-balance (owner principal;););
(ok (default-to u0 (map-get? balances owner;););)
;)
;; Get allowance for a spender
(define-read-only (get-allowance (owner principal;); (spender principal;);); (ok (default-to u0 (map-get? allowances { owner: owner, spender: spender };););)
;)
;; Transfer tokens
(define-public (transfer (amount uint;); (sender principal;) (recipient principal;) (memo (optional (buff 34;);););); (let
(
(sender-balance (default-to u0 (map-get? balances sender;););)
;)
;; Check if sender has enough balance
(asserts! (>= sender-balance amount;) ERR_INVALID_AMOUNT;)
;; Check if sender is the caller or has allowance
(asserts! (or (is-eq tx-sender sender;) ; (>= (default-to u0 (map-get? allowances { owner: sender, spender: tx-sender };);) amount;);)
ERR_UNAUTHORIZED;)
;; Update balances
(map-set balances sender (- sender-balance amount;);); (map-set balances recipient (+ (default-to u0 (map-get? balances recipient;);) amount;);)
;; If transfer is by allowance, reduce the allowance
(if (not (is-eq tx-sender sender;);); (let
(
(current-allowance (default-to u0 (map-get? allowances { owner: sender, spender: tx-sender };););)
;); (map-set allowances { owner: sender, spender: tx-sender } (- current-allowance amount;););)
true;)
;; Print memo if provided
(match memo
memo-data (print memo-data;)
true;)
; (ok true;)
;)
;)
;; Mint new tokens (only callable by DAO contract;);(define-public (mint (amount uint;); (recipient principal;);); (let
(
(current-supply (var-get total-supply;);); (new-supply (+ current-supply amount;);); (recipient-balance (default-to u0 (map-get? balances recipient;););)
;)
;; Check if caller is authorized
(asserts! (is-contract-caller (as-contract tx-sender;);) ERR_UNAUTHORIZED;)
;; Check if new supply exceeds total supply
(asserts! (<= new-supply TOTAL_SUPPLY;) ERR_MINT_FAILED;)
;; Update total supply
(var-set total-supply new-supply;)
;; Update recipient balance
(map-set balances recipient (+ recipient-balance amount;);)
; (ok amount;)
;)
;)
;; Burn tokens
(define-public (burn (amount uint;); (owner principal;);); (let
(
(owner-balance (default-to u0 (map-get? balances owner;););)
;)
;; Check if owner has enough balance
(asserts! (>= owner-balance amount;) ERR_INVALID_AMOUNT;)
;; Check if owner is the caller or has allowance
(asserts! (or (is-eq tx-sender owner;) ; (>= (default-to u0 (map-get? allowances { owner: owner, spender: tx-sender };);) amount;);)
ERR_UNAUTHORIZED;)
;; Update balance and total supply
(map-set balances owner (- owner-balance amount;);); (var-set total-supply (- (var-get total-supply;) amount;);)
;; If burn is by allowance, reduce the allowance
(if (not (is-eq tx-sender owner;);); (let
(
(current-allowance (default-to u0 (map-get? allowances { owner: owner, spender: tx-sender };););)
;); (map-set allowances { owner: owner, spender: tx-sender } (- current-allowance amount;););)
true;)
; (ok amount;)
;)
;)
;; Set allowance for a spender
(define-public (approve (amount uint;); (spender principal;);); (begin
(map-set allowances { owner: tx-sender, spender: spender } amount;); (ok true;)
;)
;)
;; Mine new tokens based on Bitcoin-style halving schedule
(define-public (mine-block;);
(let
(
(current-block block-height;); (last-mined (var-get last-block-mined;);); (dao-treasury (as-contract tx-sender;);); (reward (calculate-block-reward current-block;););)
;; Check if block already mined
(asserts! (> current-block last-mined;) ERR_UNAUTHORIZED;)
;; Update last mined block
(var-set last-block-mined current-block;)
;; Mint new tokens to DAO treasury
(mint reward dao-treasury;)
;)
;)
;; Calculate block reward based on Bitcoin-style halving
(define-private (calculate-block-reward (current-block uint;););
(let
(
(halvings (/ current-block HALVING_INTERVAL;);); (reward (var-get current-reward;););)
;; If halvings > 0, reduce reward
(if (> halvings u0;); (begin
(var-set current-reward (/ INITIAL_BLOCK_REWARD (pow u2 halvings;););); (var-get current-reward;)
;)
reward;)
;)
;)