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| 1 | +# Treasury Trait |
| 2 | + |
| 3 | +The treasury trait defines the interface for managing multiple asset types including STX, SIP-009 NFTs, and SIP-010 FTs. |
| 4 | + |
| 5 | +## Interface |
| 6 | + |
| 7 | +```clarity |
| 8 | +(define-trait treasury ( |
| 9 | + (allow-asset (principal bool) (response bool uint)) |
| 10 | + (deposit-stx (uint) (response bool uint)) |
| 11 | + (deposit-ft (<ft-trait> uint) (response bool uint)) |
| 12 | + (deposit-nft (<nft-trait> uint) (response bool uint)) |
| 13 | + (withdraw-stx (uint principal) (response bool uint)) |
| 14 | + (withdraw-ft (<ft-trait> uint principal) (response bool uint)) |
| 15 | + (withdraw-nft (<nft-trait> uint principal) (response bool uint)) |
| 16 | + (delegate-stx (uint principal) (response bool uint)) |
| 17 | + (revoke-delegate-stx () (response bool uint)) |
| 18 | +)) |
| 19 | +``` |
| 20 | + |
| 21 | +## Functions |
| 22 | + |
| 23 | +### Asset Management |
| 24 | + |
| 25 | +#### allow-asset |
| 26 | +Controls which assets can be deposited/withdrawn. |
| 27 | +- Parameters: |
| 28 | + - `token`: Asset contract principal |
| 29 | + - `enabled`: Whether to allow the asset |
| 30 | +- Access: DAO/extension only |
| 31 | +- Returns: Success/failure response |
| 32 | + |
| 33 | +### Deposits |
| 34 | + |
| 35 | +#### deposit-stx |
| 36 | +Deposits STX to treasury. |
| 37 | +- Parameters: |
| 38 | + - `amount`: Amount in microSTX |
| 39 | +- Access: Public |
| 40 | +- Returns: Success/failure response |
| 41 | + |
| 42 | +#### deposit-ft |
| 43 | +Deposits SIP-010 tokens. |
| 44 | +- Parameters: |
| 45 | + - `ft`: Token contract |
| 46 | + - `amount`: Token amount |
| 47 | +- Access: Public |
| 48 | +- Returns: Success/failure response |
| 49 | + |
| 50 | +#### deposit-nft |
| 51 | +Deposits SIP-009 NFT. |
| 52 | +- Parameters: |
| 53 | + - `nft`: NFT contract |
| 54 | + - `id`: Token ID |
| 55 | +- Access: Public |
| 56 | +- Returns: Success/failure response |
| 57 | + |
| 58 | +### Withdrawals |
| 59 | + |
| 60 | +#### withdraw-stx |
| 61 | +Withdraws STX from treasury. |
| 62 | +- Parameters: |
| 63 | + - `amount`: Amount in microSTX |
| 64 | + - `recipient`: Recipient address |
| 65 | +- Access: DAO/extension only |
| 66 | +- Returns: Success/failure response |
| 67 | + |
| 68 | +#### withdraw-ft |
| 69 | +Withdraws SIP-010 tokens. |
| 70 | +- Parameters: |
| 71 | + - `ft`: Token contract |
| 72 | + - `amount`: Token amount |
| 73 | + - `recipient`: Recipient address |
| 74 | +- Access: DAO/extension only |
| 75 | +- Returns: Success/failure response |
| 76 | + |
| 77 | +#### withdraw-nft |
| 78 | +Withdraws SIP-009 NFT. |
| 79 | +- Parameters: |
| 80 | + - `nft`: NFT contract |
| 81 | + - `id`: Token ID |
| 82 | + - `recipient`: Recipient address |
| 83 | +- Access: DAO/extension only |
| 84 | +- Returns: Success/failure response |
| 85 | + |
| 86 | +### Stacking |
| 87 | + |
| 88 | +#### delegate-stx |
| 89 | +Delegates STX for PoX stacking. |
| 90 | +- Parameters: |
| 91 | + - `amount`: Max amount to delegate |
| 92 | + - `to`: Delegate address |
| 93 | +- Access: DAO/extension only |
| 94 | +- Returns: Success/failure response |
| 95 | + |
| 96 | +#### revoke-delegate-stx |
| 97 | +Revokes STX delegation. |
| 98 | +- Parameters: None |
| 99 | +- Access: DAO/extension only |
| 100 | +- Returns: Success/failure response |
| 101 | + |
| 102 | +## Implementation Requirements |
| 103 | + |
| 104 | +1. Maintain allowlist of accepted assets |
| 105 | +2. Verify asset transfers succeed |
| 106 | +3. Enforce DAO/extension-only access for protected functions |
| 107 | +4. Track asset balances accurately |
| 108 | +5. Handle PoX delegation safely |
| 109 | + |
| 110 | +## Usage Pattern |
| 111 | + |
| 112 | +Implementations should: |
| 113 | +1. Use allowlist for asset control |
| 114 | +2. Verify transfer success |
| 115 | +3. Emit comprehensive logs |
| 116 | +4. Handle errors gracefully |
| 117 | + |
| 118 | +Example implementation: |
| 119 | +```clarity |
| 120 | +(define-public (deposit-ft (ft <ft-trait>) (amount uint)) |
| 121 | + (begin |
| 122 | + ;; Check allowlist |
| 123 | + (asserts! (is-allowed-asset (contract-of ft)) ERR_UNKNOWN_ASSET) |
| 124 | + |
| 125 | + ;; Transfer tokens |
| 126 | + (try! (contract-call? ft transfer |
| 127 | + amount tx-sender TREASURY none)) |
| 128 | + |
| 129 | + ;; Log deposit |
| 130 | + (print { |
| 131 | + notification: "deposit-ft", |
| 132 | + payload: { |
| 133 | + token: (contract-of ft), |
| 134 | + amount: amount, |
| 135 | + sender: tx-sender |
| 136 | + } |
| 137 | + }) |
| 138 | + |
| 139 | + (ok true) |
| 140 | + ) |
| 141 | +) |
| 142 | +``` |
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