CalcsSimulatedTime
this is the exact same code as LiquidityCalcs library, just that it supports a simulated
block.timestamp to expose historical calculations.
FluidCalcsSimulatedTimeError
error FluidCalcsSimulatedTimeError(uint256 errorId_)FluidCalcsSimulatedTimeInvalidTimestamp
error FluidCalcsSimulatedTimeInvalidTimestamp()EXCHANGE_PRICES_PRECISION
uint256 EXCHANGE_PRICES_PRECISIONconstants as from Liquidity variables.sol
SECONDS_PER_YEAR
uint256 SECONDS_PER_YEARIgnoring leap years
DEFAULT_EXPONENT_SIZE
uint256 DEFAULT_EXPONENT_SIZEDEFAULT_EXPONENT_MASK
uint256 DEFAULT_EXPONENT_MASKFOUR_DECIMALS
uint256 FOUR_DECIMALSTWELVE_DECIMALS
uint256 TWELVE_DECIMALSX14
uint256 X14X15
uint256 X15X16
uint256 X16X18
uint256 X18X24
uint256 X24X33
uint256 X33X64
uint256 X64calcExchangePrices
function calcExchangePrices(uint256 exchangePricesAndConfig_, uint256 blockTimestamp_) internal pure returns (uint256 supplyExchangePrice_, uint256 borrowExchangePrice_)calculates interest (exchange prices) for a token given its' exchangePricesAndConfig from storage.
Parameters
| Name | Type | Description |
|---|---|---|
| exchangePricesAndConfig_ | uint256 | exchange prices and config packed uint256 read from storage |
| blockTimestamp_ | uint256 | simulated block.timestamp |
Return Values
| Name | Type | Description |
|---|---|---|
| supplyExchangePrice_ | uint256 | updated supplyExchangePrice |
| borrowExchangePrice_ | uint256 | updated borrowExchangePrice |
calcRevenue
function calcRevenue(uint256 totalAmounts_, uint256 exchangePricesAndConfig_, uint256 liquidityTokenBalance_, uint256 blockTimestamp_) internal pure returns (uint256 revenueAmount_)_gets the revenueAmount_ for a token given its' totalAmounts and exchangePricesAndConfig from storage
and the current balance of the Fluid liquidity contract for the token._
Parameters
| Name | Type | Description |
|---|---|---|
| totalAmounts_ | uint256 | total amounts packed uint256 read from storage |
| exchangePricesAndConfig_ | uint256 | exchange prices and config packed uint256 read from storage |
| liquidityTokenBalance_ | uint256 | current balance of Liquidity contract (IERC20(token_).balanceOf(address(this))) |
| blockTimestamp_ | uint256 | simulated block.timestamp |
Return Values
| Name | Type | Description |
|---|---|---|
| revenueAmount_ | uint256 | collectable revenue amount |
getTotalSupply
function getTotalSupply(uint256 totalAmounts_, uint256 supplyExchangePrice_) internal pure returns (uint256 totalSupply_)_reads the total supply out of Liquidity packed storage totalAmounts_forsupplyExchangePrice**
getTotalBorrow
function getTotalBorrow(uint256 totalAmounts_, uint256 borrowExchangePrice_) internal pure returns (uint256 totalBorrow_)_reads the total borrow out of Liquidity packed storage totalAmounts_forborrowExchangePrice**