ContributionCalculation

Helper contract for calculating the exit contribution (i.e. when selling G$ back to the reserve).

Events

SellContributionRatioUpdated

Emits when the contribution ratio is updated.

Parameter name	Annotation
caller	The address of the Avatar.
nom	The nominator of the ratio.
denom	The denominator of the ratio.

event SellContributionRatioUpdated(
    address indexed caller, 
    uint256 nom, 
    uint256 denom
);

calculateContribution

Calculate the amount after contribution during the sell action. There is a sellContributionRatio percent contribution.

Parameter name	Annotation
_marketMaker	The market maker address.
_reserve	The reserve address.
_contributer	The contributer address.
_token	The token to convert from.
_gdAmount	The total G$ amount to contribute from.

Returns: the contribution amount for sell.

function calculateContribution(
   GoodMarketMaker _marketMaker,
   GoodReserveCDai _reserve,
   address _contributer,
   ERC20 _token,
   uint256 _gdAmount
) external view returns (uint256);