teeter Contract

For all of those under-the-hood details, read on

Contract address

Kovan

FACTORY	0xD8e39D7D6297f239E800890C5c3CeB9B1d4A9e75
FrontDesk01	0x4Bf60aFFdB8E4fa92a983002fbE890030e7396De
USDT (for teeter in Kovan)	0xe538Eada62aC2466CA10CD0f1F73Cf829c84daC5
WETH9	0x021861cC8d0Ad95C1C7E8BA77517bA9344e9a64F

Get teeter's USDT on Kovan:

You can use Kovan's test ETH to do traders in uniswap:

• Uniswap ETH / USDT contract address on Kovan: 0xEc835EadAb771EC73Ac57a217d8b398e43E0FdD4

• USDT on Kovan: 0xe538Eada62aC2466CA10CD0f1F73Cf829c84daC5

Create a liquidity pool or add liquidity

function deposit(
        address token0, uint8 initLever, uint8 direction, uint256 amtToken0, address to, uint128 deadline
        ) external ensure(deadline) returns(uint256 liquidity)

Input parameters

Name	Required	Type	Description
token0	Yes	address	The address of the underlying token
initLever	Yes	uint8	3
direction	Yes	uint8	0 for short ;1 for long
amtToken0	Yes	uint256	The number to add liquidity in underlying
to	Yes	address	The address to receive the LP token
deadline	Yes	uint128	The time limit, in seconds; If the transaction is not completed over time, it is rolled back

Output parameters

Name	Type	Description
liquidity	uint256	Number of LP Tokens sent

Remove Liquidity

FrontDesk01.recycle()

function recycle(
        uint256 amtliquIn, address token0, uint8 initLever, uint8 direction, address to, uint256 deadline
        )external ensure(deadline) returns (uint256 amtToken0, uint256 amtU)

Input parameters

Name	Required	Type	Description
amtliquIn	Y	uint256	Number of LP tokens to remove
token0	Y	address	The token address of the underlying asset of the pool
initLever	Y	uint8	The initial leverage multiple of the pool
direction	Y	uint8	The long/short direction of the pool
to	Y	address	The address to receive the asset
deadline	Y	uint256	The time limit

Output parameters

Name	Type	Description
amtToken0	uint256	The amount of the underlying asset to be acquired
amtU	uint256	The number of base currency acquired

Query the details of a liquidity pool

Query the market data of a pool

IFolloUnderlying(underlying).getReserves()

function getReserves() external view returns (
        uint256 _fundSoldValueEn, 
        uint256 _fundAvaiValueEn, 
        uint256 _fundSoldQTY, 
        uint256 _fundAvaiQTY, 
        uint256 _nvEn, 
        uint256 _presLeverEn, 
        uint256 _underlyingQTY, 
        uint256 _priceEn, 
        uint256 _underlyingValueEn, 
        uint256 _capPoolU, 
        uint256 _usrMarginU,
        uint256 _feeU,
        uint256 _capU,
        uint256 _usrPoolQ
        );

Output parameters

Parameters ending in "En" indicate that the data has been moved 112 bits to the left and needs to be shifted 112 bits to the right to restore to the original value.

Name	Type	Description
_fundSoldValueEn	uint256	Position of leveraged tokens sold, moved 112 to the left, decimal is 18
_fundAvaiValueEn	uint256	Position of unsold leveraged tokens, moved 112 to the left, decimal is 18
_fundSoldQTY	uint256	Number of Leveraged Tokens Sold, DECIMAL IS 18
_fundAvaiQTY	uint256	Number of Unsold Leveraged Tokens, Decimal is 18
_nvEn	uint256	Net value
_presLeverEn	uint256	The latest real leverage multiples
_underlyingQTY	uint256	The amount of the underlying asset
_priceEn	uint256	Latest price
_underlyingValueEn	uint256	The value of the underlying asset
_capPoolU	uint256	The value of the current margin liability pool when the price changes
_usrMarginU	uint256	Trader's margin
_feeU	uint256	fee in total
_capU	uint256	The value transferred to the pool when a user liquidated a position at a loss
_usrPoolQ	uint256	The value owed to investors in liquidity as prices change