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Mint
Mint Pool assets in exchange for transferring assets to the Pool account.

Transaction Group

0. Pay - pay fees in Algo from Pooler to Pool
  • fees to cover Tx 1,4
  • Signed by Pooler
{
"txn": {
"type": "pay",
"rcv": "{POOL_ADDRESS}",
"snd": "{POOLER_ADDRESS",
"amt": 2000,
"fee": 1000,
...
},
"sig": "{POOLER_SIG}",
}
  1. 1.
    App Call - NoOp call to Validator App with args ['mint'], with Pooler account
    • Signed by Pool LogicSig
{
"txn": {
"type": "appl",
"snd": "{POOL_ADDRESS}",
"apid": {VALIDATOR_APP_ID},
"apan": 0, // OnComplete: NoOp
"apaa": ['bWludA=='], // ['mint']
"apas": [{ASSET1_ID}, {ASSET2_ID}, {LIQUIDITY_ASSET_ID}], // or just [{ASSET1_ID}, {LIQUIDITY_ASSET_ID}] if asset 2 is Algo
"apat": [{POOLER_ADDRESS}],
"fee": 1000,
...
},
"lsig": "{POOL_LOGICSIG}",
}
2. AssetTransfer - Transfer of asset 1 from Pooler to Pool
  • Signed by Pooler
{
"txn": {
"type": "axfer",
"arcv": "{POOL_ADDRESS}",
"snd": "{POOLER_ADDRESS}",
"xaid": {ASSET_1_ID},
"aamt": {ASSET_1_AMOUNT},
"fee": 1000,
...
},
"sig": "{POOLER_SIG}",
}
3. (a) AssetTransfer - Transfer of asset 2 from Pooler to Pool
  • If asset 2 is an ASA
  • Signed by Pooler
{
"txn": {
"type": "axfer",
"arcv": "{POOL_ADDRESS}",
"snd": "{POOLER_ADDRESS}",
"xaid": {ASSET_2_ID},
"aamt": {ASSET_2_AMOUNT},
"fee": 1000,
...
},
"sig": "{POOLER_SIG}",
}
3. (b) Pay - Transfer of Algo from Pooler to Pool
  • If asset 2 is Algo
  • Signed by Pooler
{
"txn": {
"type": "pay",
"rcv": "{POOL_ADDRESS}",
"snd": "{POOLER_ADDRESS}",
"amt": {ASSET_2_AMOUNT},
"fee": 1000,
...
},
"sig": "{POOLER_SIG}",
}
4. AssetTransfer - Transfer of liquidity token asset from Pool to Pooler
  • Signed by Pool LogicSig
  • Amount is minimum expected amount of liquidity token allowing for slippage
{
"txn": {
"type": "axfer",
"arcv": "{POOLER_ADDRESS}",
"snd": "{POOL_ADDRESS}",
"xaid": {LIQUIDITY_ASSET_ID},
"aamt": {LIQUIDITY_ASSET_AMOUNT},
"fee": 1000,
...
},
"lsig": "{POOL_LOGICSIG}",
}

Validator App State Changes

Global State
None
Pool Account Local State
  • o{LIQUIDITY_ASSET_ID}: {int} // total outstanding unredeemed liquidity asset amount
Pooler Account Local State
  • {POOL_ADDRESS}e{LIQUIDITY_ASSET_ID}: {int} // excess liquidity asset amount available for redemption
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Last modified 2mo ago
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Outline
Transaction Group
Validator App State Changes