AaveKandel
AaveKandel
IS_FIRST_PULLER
bytes32 IS_FIRST_PULLER
Indication that this is first puller (returned from lastLook) so posthook should deposit liquidity on AAVE
constructor
constructor(contract IMangrove mgv, struct OLKey olKeyBaseQuote, address reserveId) public
Constructor
Parameters
| Name | Type | Description |
|---|---|---|
| mgv | contract IMangrove | The Mangrove deployment. |
| olKeyBaseQuote | struct OLKey | The OLKey for the outbound_tkn base and inbound_tkn quote offer list Kandel will act on, the flipped OLKey is used for the opposite offer list. |
| reserveId | address | identifier of this contract's reserve when using a router. |
isOverlying
function isOverlying(address token) internal view returns (bool)
Verifies that token is not an official AAVE overlying.
Parameters
| Name | Type | Description |
|---|---|---|
| token | address | the token to verify. |
Return Values
| Name | Type | Description |
|---|---|---|
| [0] | bool | true if overlying; otherwise, false. |
initialize
function initialize(contract AavePooledRouter router_, uint256 gasreq) external
Sets the AaveRouter as router and activates router for base and quote
Parameters
| Name | Type | Description |
|---|---|---|
| router_ | contract AavePooledRouter | the Aave router to use. |
| gasreq | uint256 | the gas required to execute an offer of this Kandel strat |
setRouter
function setRouter(contract AbstractRouter router) public virtual
depositFunds
function depositFunds(uint256 baseAmount, uint256 quoteAmount) public
deposits funds to be available for being offered. Will increase pending.
Parameters
| Name | Type | Description |
|---|---|---|
| baseAmount | uint256 | the amount of base tokens to deposit. |
| quoteAmount | uint256 | the amount of quote tokens to deposit. |
withdrawFundsForToken
function withdrawFundsForToken(contract IERC20 token, uint256 amount, address recipient) internal
tries to withdraw funds on this contract's balance and then reaches out to the router available funds for the remainder
Parameters
| Name | Type | Description |
|---|---|---|
| token | contract IERC20 | the token to withdraw. |
| amount | uint256 | the amount of tokens to withdraw. Use type(uint).max to denote the entire reserve balance. |
| recipient | address | the address to which the withdrawn funds should be sent to. |
reserveBalance
function reserveBalance(enum OfferType ba) public view returns (uint256 balance)
returns the amount of the router's that can be used by this contract, as well as local balance for the token offered for the offer type.
Parameters
| Name | Type | Description |
|---|---|---|
| ba | enum OfferType | the offer type. |
Return Values
| Name | Type | Description |
|---|---|---|
| balance | uint256 | the balance of the token. |
lastLook
function __lastLook__(struct MgvLib.SingleOrder order) internal returns (bytes32)
Verifies, prior to pulling funds from the router, whether pull will be fetching funds on AAVE
_lastLook should revert if trade is to be reneged on. If not, returned bytes32 are passed to makerPosthook in the makerData field._
Parameters
| Name | Type | Description |
|---|---|---|
| order | struct MgvLib.SingleOrder | is a recall of the taker order that is at the origin of the current trade. |
Return Values
| Name | Type | Description |
|---|---|---|
| [0] | bytes32 |
posthookSuccess
function __posthookSuccess__(struct MgvLib.SingleOrder order, bytes32 makerData) internal returns (bytes32 repostStatus)
overrides and replaces Direct's posthook in order to push and supply on AAVE with a single call when offer logic is the first to pull funds from AAVE