CollateralManager

Functions​

initialize​

  function initialize(
  ) external

addCollateral​

  function addCollateral(
  ) external

setPriceFeed​

  function setPriceFeed(
  ) external

setCollateralRatio​

  function setCollateralRatio(
  ) external

setDiscountRatio​

  function setDiscountRatio(
  ) external

setDepositCap​

  function setDepositCap(
  ) external

setMaxCollateralTokensPerAccount​

  function setMaxCollateralTokensPerAccount(
  ) external

setMmRatioBuffer​

  function setMmRatioBuffer(
  ) external

setDebtNonSettlementTokenValueRatio​

  function setDebtNonSettlementTokenValueRatio(
  ) external

setLiquidationRatio​

  function setLiquidationRatio(
  ) external

setCLInsuranceFundFeeRatio​

  function setCLInsuranceFundFeeRatio(
  ) external

setDebtThreshold​

  function setDebtThreshold(
  ) external

setWhitelistedDebtThreshold​

  function setWhitelistedDebtThreshold(
  ) external

setCollateralValueDust​

  function setCollateralValueDust(
  ) external

Same decimals as the settlement token

getClearingHouseConfig​

  function getClearingHouseConfig(
  ) external returns (address)

Get the address of clearing house config

Return Values:​

Name
Type
Description

clearingHouseConfig

address

address of clearing house config

getVault​

  function getVault(
  ) external returns (address)

Get the address of vault

Return Values:​

Name
Type
Description

vault

address

address of vault

getCollateralConfig​

  function getCollateralConfig(
    address token
  ) external returns (struct Collateral.Config)

Get collateral config by token address

Parameters:​

Name
Type
Description

token

address

address of token

Return Values:​

Name
Type
Description

collateral

struct Collateral.Config

config

getPriceFeedDecimals​

  function getPriceFeedDecimals(
    address token
  ) external returns (uint8)

Get price feed decimals of the collateral token

Parameters:​

Name
Type
Description

token

address

address of token

Return Values:​

Name
Type
Description

decimals

uint8

of the price feed

getPrice​

  function getPrice(
    address token
  ) external returns (uint256)

Get the price of the collateral token

Parameters:​

Name
Type
Description

token

address

address of token

Return Values:​

Name
Type
Description

price

uint256

of the certain period

getMaxCollateralTokensPerAccount​

  function getMaxCollateralTokensPerAccount(
  ) external returns (uint8)

getMmRatioBuffer​

  function getMmRatioBuffer(
  ) external returns (uint24)

Get the minimum margin ratio - mmRatio before the account's collateral is liquidatable

6 decimals, same decimals as _mmRatio

getDebtNonSettlementTokenValueRatio​

  function getDebtNonSettlementTokenValueRatio(
  ) external returns (uint24)

Get the maximum debt / nonSettlementTokenValue before the account's collaterals are liquidated

6 decimals

getLiquidationRatio​

  function getLiquidationRatio(
  ) external returns (uint24)

Get the maximum ratio of debt can be repaid in one transaction

6 decimals. For example, liquidationRatio = 50% means the liquidator can repay as much as half of the trader’s debt in one liquidation

Return Values:​

Name
Type
Description

liquidation

uint24

ratio

getCLInsuranceFundFeeRatio​

  function getCLInsuranceFundFeeRatio(
  ) external returns (uint24)

Get the insurance fund fee ratio when liquidating a trader's collateral

6 decimals. For example, clInsuranceFundFeeRatio = 5% means the liquidator will pay 5% of transferred settlement token to insurance fund

Return Values:​

Name
Type
Description

insurance

uint24

fund fee ratio

getDebtThreshold​

  function getDebtThreshold(
  ) external returns (uint256)

Get the default maximum debt (denominated in settlement token) allowed before an account’s collateral is liquidatable.

6 decimals

getDebtThresholdByTrader​

  function getDebtThresholdByTrader(
  ) external returns (uint256)

Get the maximum whitelisted debt (denominated in settlement token) allowed before an account’s collateral is liquidatable.

6 decimals

getTotalWhitelistedDebtThreshold​

  function getTotalWhitelistedDebtThreshold(
  ) external returns (uint256)

Get the total whitelisted debt (denominated in settlement token) allowed

6 decimals

getCollateralValueDust​

  function getCollateralValueDust(
  ) external returns (uint256)

Get the threshold of the minium repaid. If a trader’s collateral value (denominated in settlement token) falls below the threshold, the liquidator can convert it with 100% liquidationRatio so there is no dust left

6 decimals

Return Values:​

Name
Type
Description

Dust

uint256

collateral value

isCollateral​

  function isCollateral(
    address token
  ) public returns (bool)

Check if the given token is one of collateral tokens

Parameters:​

Name
Type
Description

token

address

address of token

Return Values:​

Name
Type
Description

true

bool

if the token is one of collateral tokens

requireValidCollateralMmRatio​

  function requireValidCollateralMmRatio(
    uint24 mmRatioBuffer
  ) public returns (uint24)

Require and get the the valid collateral maintenance margin ratio by mmRatioBuffer

Parameters:​

Name
Type
Description

mmRatioBuffer

uint24

safe margin ratio buffer; 6 decimals, same decimals as _mmRatio

Return Values:​

Name
Type
Description

collateralMmRatio

uint24

the collateral maintenance margin ratio

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