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fix: remove old index when updating fees (#409)

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Kevin Davis 2020-03-31 08:54:31 -04:00 committed by GitHub
parent 882d12c63b
commit e58d2dc320
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1 changed files with 2 additions and 2 deletions
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4
x/cdp/keeper/fees.go
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@ -35,7 +35,6 @@ func (k Keeper) CalculateFees(ctx sdk.Context, principal sdk.Coins, periods sdk.
// is when we made the update
func (k Keeper) UpdateFeesForRiskyCdps(ctx sdk.Context, collateralDenom string, marketID string) sdk.Error {
price, err := k.pricefeedKeeper.GetCurrentPrice(ctx, marketID)
if err != nil {
return err
@ -48,7 +47,7 @@ func (k Keeper) UpdateFeesForRiskyCdps(ctx sdk.Context, collateralDenom string,
// now iterate over all the cdps based on collateral ratio
k.IterateCdpsByCollateralRatio(ctx, collateralDenom, normalizedRatio, func(cdp types.CDP) bool {
oldCollateralToDebtRatio := k.CalculateCollateralToDebtRatio(ctx, cdp.Collateral, cdp.Principal.Add(cdp.AccumulatedFees))
// get the number of periods
periods := sdk.NewInt(ctx.BlockTime().Unix()).Sub(sdk.NewInt(cdp.FeesUpdated.Unix()))
@ -61,6 +60,7 @@ func (k Keeper) UpdateFeesForRiskyCdps(ctx sdk.Context, collateralDenom string,
// and set the fees updated time to the current block time since we just updated it
cdp.FeesUpdated = ctx.BlockTime()
collateralToDebtRatio := k.CalculateCollateralToDebtRatio(ctx, cdp.Collateral, cdp.Principal.Add(cdp.AccumulatedFees))
k.RemoveCdpCollateralRatioIndex(ctx, cdp.Collateral[0].Denom, cdp.ID, oldCollateralToDebtRatio)
k.SetCdpAndCollateralRatioIndex(ctx, cdp, collateralToDebtRatio)
return false // this returns true when you want to stop iterating. Since we want to iterate through all we return false
})