SinglePool

This contract is a single pool contract, where liquidity providers deposit/withdraw assets, and Plus Pool users bring or return utilized assets from a single pool.

Code

Github Link: (Will be updated after official launch)

Address

Contract adress after production is deployed (scope link)

Events, Read-Only Functions, and State-Changing Functions

Events

Events

GiveReward

event GiveReward(address user, uint amount, uint lastIndex, uint rewardSum);

• Event log of when mined KSP is claimed and distributed

Deposit

event Deposit(address user, uint depositAmount, uint depositTokens, uint totalAmount, uint totalSupply);

• Event log of single pool liquidity additions

• Parameters

  • user : user address

  • depositAmount : amount of tokens deposited by the user

  • depositTokens : amount of single pool tokens deposited

  • totalAmount : total amount of tokens deposited

  • totalSupply : total amount of single pool tokens deposited

Withdraw

event Withdraw(address user, uint withdrawAmount, uint withdrawTokens, uint totalAmount, uint totalSupply);

• Event log of single pool liquidity removals

• Parameters

  • user : User address

  • withdrawAmount : The amount of tokens removed by the user

  • withdrawTokens : The amount of single pool tokens removed by the user

  • totalAmount : Total amount of tokens deposited

  • totalSupply : Total amount of single pool tokens deposited

Borrow

event Borrow(address user, address plusPoolAddress, uint borrowAmount, uint accountBorrows, uint totalBorrows);

• Event log of using assets utilized during plus deposit

• Parameters

  • user : user address

  • plusPoolAddress : Plus Pool address

  • borrowAmount : The amount of tokens utilized

  • accountBorrows : Total amount of assets utilized by users

  • totalBorrows : Total amount of single pool utilized

Repay

event Repay(address user, address plusPoolAddress, uint repayAmount, uint accountBorrows, uint totalBorrows);

• Event log of used assets are returned

• Parameters

  • user : User address

  • plusPoolAddress : PlusPool address

  • repayAmount : The amount of returned asset tokens

  • accountBorrows : Total amount of assets utilized by users

  • totalBorrows : Total amount of single pool utilized

Read-Only Functions

Read-Only Functions

name

• "I" + token name

symbol

• "i" + token symbol

decimals

• 18

token

• KIP7 token address

totalSupply

• mint/burn depending on liquidity addition/removal

balanceOf

• Number of LP tokens held by each address

allowance

• Status of approval to spender for each address

getCash

• Number of tokens held by contract

reserveFactor

• KSP buyback & burn allocation ratio among utilization fees

• It is a value between 0 and 10^18, in units of 0.000000000000000001%

• Default - 200000000000000000

totalBorrow

• Total Assets Utilized

mining

• The ratio of KSPs distributed to a single pool mined by that pool

• It is a value between 0 and 10000, in units of 0.0001%

lastMined

• SinglePoolFactory.mined() value at the last time the pair updated the index

withdrawActive

function withdrawActive() public view returns (bool)

• Whether single pool withdrawal is possible

depositActive

function depositActive() public view returns (bool)

• Whether single pool deposit is possible

State-Changing Functions

State-Changing Functions

transfer

function transfer(address _to, uint _value) public returns (bool)

• KIP7 Standard

• Method to transfer tokens

transferFrom

function transferFrom(address _from, address _to, uint _value) public returns (bool)

• KIP7 Standard

• Method to transfer tokens on behalf of the approved wallet

approve

function approve(address _spender, uint _value) public returns (bool)

• KIP7 Standard

• Method to approve a transfer as much as value to spender

depositKlay

function depositKlay() public payable

• Method used to provide liquidity when token is KLAY

• Liquidity of the KLAY msg.value

depositKct

function depositKct(uint depositAmount) public

• Method used to provide liquidity when token is KIP7 standard token

• Liquidity of the number of deposit amount is provided

withdraw

function withdraw(uint withdrawAmount)

• Method to withdraw tokens to msg.sender wallet.

• withdrawAmount : Number of token amount to withdraw

withdrawByAmount

function withdrawByAmount(uint withdrawTokens)

• Method to withdraw tokens to msg.sender wallet.

• withdrawTokens : Number of SinglePool liquidity token amount to withdraw

addReserves

function addReserves(uint addAmount) external payable

• Method to transfer tokens to using buyback KSP

• addAmount : Number of token

claimReward

function claimReward() public

• Method that a user calls to claim the claimable KSP and airdrop that has accumulated for the pair

• When called, KSP is claimed from the Factory and paid to msg.sende

• Even if the method is not called directly, it is automatically called when the SinglePool token balance of the user’s wallet changes.

  • When liquidity is added

  • When liquidity is removed