PriceAggregatorUtils

GNSPriceAggregator facet external library

initializePriceAggregator

function initializePriceAggregator(address _linkErc677, contract IChainlinkFeed _linkUsdPriceFeed, uint24 _twapInterval, uint8 _minAnswers, address[] _oracles, bytes32[2] _jobIds, uint8[] _collateralIndices, struct IPriceAggregator.LiquidityPoolInput[] _gnsCollateralLiquidityPools, contract IChainlinkFeed[] _collateralUsdPriceFeeds) external

Check IPriceAggregatorUtils interface for documentation

updateLinkUsdPriceFeed

function updateLinkUsdPriceFeed(contract IChainlinkFeed _value) public

Check IPriceAggregatorUtils interface for documentation

updateCollateralUsdPriceFeed

function updateCollateralUsdPriceFeed(uint8 _collateralIndex, contract IChainlinkFeed _value) public

Check IPriceAggregatorUtils interface for documentation

updateCollateralGnsLiquidityPool

function updateCollateralGnsLiquidityPool(uint8 _collateralIndex, struct IPriceAggregator.LiquidityPoolInput _liquidityPoolInput) public

Check IPriceAggregatorUtils interface for documentation

updateTwapInterval

function updateTwapInterval(uint24 _twapInterval) public

Check IPriceAggregatorUtils interface for documentation

updateMinAnswers

function updateMinAnswers(uint8 _value) public

Check IPriceAggregatorUtils interface for documentation

addOracle

function addOracle(address _a) public

Check IPriceAggregatorUtils interface for documentation

replaceOracle

function replaceOracle(uint256 _index, address _a) external

Check IPriceAggregatorUtils interface for documentation

removeOracle

function removeOracle(uint256 _index) external

Check IPriceAggregatorUtils interface for documentation

setMarketJobId

function setMarketJobId(bytes32 _jobId) public

Check IPriceAggregatorUtils interface for documentation

setLimitJobId

function setLimitJobId(bytes32 _jobId) public

Check IPriceAggregatorUtils interface for documentation

getPrice

function getPrice(uint8 _collateralIndex, uint16 _pairIndex, struct ITradingStorage.Id _tradeId, struct ITradingStorage.Id _orderId, enum ITradingStorage.PendingOrderType _orderType, uint256 _positionSizeCollateral, uint256 _fromBlock) external

Check IPriceAggregatorUtils interface for documentation

fulfill

function fulfill(bytes32 _requestId, uint256 _priceData) external

Check IPriceAggregatorUtils interface for documentation

claimBackLink

function claimBackLink() external

Check IPriceAggregatorUtils interface for documentation

getLinkFee

function getLinkFee(uint8 _collateralIndex, address _trader, uint16 _pairIndex, uint256 _positionSizeCollateral) public view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getCollateralPriceUsd

function getCollateralPriceUsd(uint8 _collateralIndex) public view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getUsdNormalizedValue

function getUsdNormalizedValue(uint8 _collateralIndex, uint256 _collateralValue) public view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getCollateralFromUsdNormalizedValue

function getCollateralFromUsdNormalizedValue(uint8 _collateralIndex, uint256 _normalizedValue) external view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getGnsPriceUsd

function getGnsPriceUsd(uint8 _collateralIndex) external view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getGnsPriceUsd

function getGnsPriceUsd(uint8 _collateralIndex, uint256 _gnsPriceCollateral) public view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getGnsPriceCollateralAddress

function getGnsPriceCollateralAddress(address _collateral) external view returns (uint256 _price)

Check IPriceAggregatorUtils interface for documentation

getGnsPriceCollateralIndex

function getGnsPriceCollateralIndex(uint8 _collateralIndex) public view returns (uint256 _price)

Check IPriceAggregatorUtils interface for documentation

getLinkUsdPriceFeed

function getLinkUsdPriceFeed() external view returns (contract IChainlinkFeed)

Check IPriceAggregatorUtils interface for documentation

getTwapInterval

function getTwapInterval() external view returns (uint24)

Check IPriceAggregatorUtils interface for documentation

getMinAnswers

function getMinAnswers() external view returns (uint8)

Check IPriceAggregatorUtils interface for documentation

getMarketJobId

function getMarketJobId() external view returns (bytes32)

Check IPriceAggregatorUtils interface for documentation

getLimitJobId

function getLimitJobId() external view returns (bytes32)

Check IPriceAggregatorUtils interface for documentation

getOracle

function getOracle(uint256 _index) external view returns (address)

Check IPriceAggregatorUtils interface for documentation

getOracles

function getOracles() external view returns (address[])

Check IPriceAggregatorUtils interface for documentation

getCollateralGnsLiquidityPool

function getCollateralGnsLiquidityPool(uint8 _collateralIndex) external view returns (struct IPriceAggregator.LiquidityPoolInfo)

Check IPriceAggregatorUtils interface for documentation

getCollateralUsdPriceFeed

function getCollateralUsdPriceFeed(uint8 _collateralIndex) external view returns (contract IChainlinkFeed)

Check IPriceAggregatorUtils interface for documentation

getPriceAggregatorOrder

function getPriceAggregatorOrder(bytes32 _requestId) external view returns (struct IPriceAggregator.Order)

Check IPriceAggregatorUtils interface for documentation

getPriceAggregatorOrderAnswers

function getPriceAggregatorOrderAnswers(struct ITradingStorage.Id _orderId) external view returns (struct IPriceAggregator.OrderAnswer[])

Check IPriceAggregatorUtils interface for documentation

getChainlinkToken

function getChainlinkToken() public view returns (address)

Check IPriceAggregatorUtils interface for documentation

getRequestCount

function getRequestCount() external view returns (uint256)

Check IPriceAggregatorUtils interface for documentation

getPendingRequest

function getPendingRequest(bytes32 _id) external view returns (address)

Check IPriceAggregatorUtils interface for documentation

_getSlot

function _getSlot() internal pure returns (uint256)

Returns storage slot to use when fetching storage relevant to library

_getStorage

function _getStorage() internal pure returns (struct IPriceAggregator.PriceAggregatorStorage s)

Returns storage pointer for storage struct in diamond contract, at defined slot

_getMultiCollatDiamond

function _getMultiCollatDiamond() internal view returns (contract IGNSMultiCollatDiamond)

Returns current address as multi-collateral diamond interface to call other facets functions.

validCollateralIndex

modifier validCollateralIndex(uint8 _collateralIndex)

Reverts if collateral index is not valid

_median

function _median(struct IPriceAggregator.OrderAnswer[] _array) internal pure returns (uint64)

returns median price of array (1 price only)

Parameters

Name

Type

Description

_array

IPriceAggregator.OrderAnswer[]

array of values

_medianLookbacks

function _medianLookbacks(struct IPriceAggregator.OrderAnswer[] _array) internal pure returns (uint64 open, uint64 high, uint64 low)

returns median prices of array (open, high, low)

Parameters

Name

Type

Description

_array

IPriceAggregator.OrderAnswer[]

array of values

_swap

function _swap(uint256[] _array, uint256 _i, uint256 _j) internal pure

swaps two elements in array

Parameters

Name

Type

Description

_array

uint256[]

array of values

uint256

index of first element

uint256

index of second element

_sort

function _sort(uint256[] _array, uint256 begin, uint256 end) internal pure

sorts array of uint256 values

Parameters

Name

Type

Description

_array

uint256[]

array of values

begin

uint256

start index

end

uint256

end index

_getCollateralPrecisionDelta

function _getCollateralPrecisionDelta(uint8 _collateralIndex) internal view returns (uint256)

Returns precision delta of collateral as uint256

Parameters

Name

Type

Description

_collateralIndex

uint8

index of collateral

PreviousFeeTiersUtils NextPriceImpactUtils

Last updated 8 months ago

Was this helpful?