0g-chain/x/precisebank/keeper/view.go
drklee3 23ce7d8169
feat(x/precisebank): Return full balances in GetBalance(), add SpendableCoin method (#1957)
Change GetBalance() to return full balances instead of spendable to align behavior with x/bank. Add SpendableCoin() method with support of akava for use in x/evm.
2024-06-28 18:06:48 -07:00

62 lines
1.8 KiB
Go

package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/precisebank/types"
)
// GetBalance returns the balance of a specific denom for an address. This will
// return the extended balance for the ExtendedCoinDenom, and the regular
// balance for all other denoms.
func (k Keeper) GetBalance(
ctx sdk.Context,
addr sdk.AccAddress,
denom string,
) sdk.Coin {
// Pass through to x/bank for denoms except ExtendedCoinDenom
if denom != types.ExtendedCoinDenom {
return k.bk.GetBalance(ctx, addr, denom)
}
// x/bank for integer balance - full balance, including locked
integerCoins := k.bk.GetBalance(ctx, addr, types.IntegerCoinDenom)
// x/precisebank for fractional balance
fractionalAmount := k.GetFractionalBalance(ctx, addr)
// (Integer * ConversionFactor) + Fractional
fullAmount := integerCoins.
Amount.
Mul(types.ConversionFactor()).
Add(fractionalAmount)
return sdk.NewCoin(types.ExtendedCoinDenom, fullAmount)
}
// SpendableCoins returns the total balances of spendable coins for an account
// by address. If the account has no spendable coins, an empty Coins slice is
// returned.
func (k Keeper) SpendableCoin(
ctx sdk.Context,
addr sdk.AccAddress,
denom string,
) sdk.Coin {
// Pass through to x/bank for denoms except ExtendedCoinDenom
if denom != types.ExtendedCoinDenom {
return k.bk.SpendableCoin(ctx, addr, denom)
}
// x/bank for integer balance - excluding locked
integerCoin := k.bk.SpendableCoin(ctx, addr, types.IntegerCoinDenom)
// x/precisebank for fractional balance
fractionalAmount := k.GetFractionalBalance(ctx, addr)
// Spendable = (Integer * ConversionFactor) + Fractional
fullAmount := integerCoin.Amount.
Mul(types.ConversionFactor()).
Add(fractionalAmount)
return sdk.NewCoin(types.ExtendedCoinDenom, fullAmount)
}