0g-chain/x/earn/keeper/strategy_savings.go

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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/earn/types"
)
// SavingsStrategy defines the strategy that deposits assets to x/savings
type SavingsStrategy Keeper
var _ Strategy = (*SavingsStrategy)(nil)
// GetStrategyType returns the strategy type
func (s *SavingsStrategy) GetStrategyType() types.StrategyType {
return types.STRATEGY_TYPE_SAVINGS
}
// GetEstimatedTotalAssets returns the current value of all assets deposited
// in savings.
func (s *SavingsStrategy) GetEstimatedTotalAssets(ctx sdk.Context, denom string) (sdk.Coin, error) {
macc := s.accountKeeper.GetModuleAccount(ctx, types.ModuleName)
deposit, found := s.savingsKeeper.GetDeposit(ctx, macc.GetAddress())
if !found {
// Return 0 if no deposit exists for module account
return sdk.NewCoin(denom, sdk.ZeroInt()), nil
}
// Only return the deposit for the vault denom.
for _, coin := range deposit.Amount {
if coin.Denom == denom {
return coin, nil
}
}
// Return 0 if no deposit exists for the vault denom
return sdk.NewCoin(denom, sdk.ZeroInt()), nil
}
// Deposit deposits the specified amount of coins into savings.
func (s *SavingsStrategy) Deposit(ctx sdk.Context, amount sdk.Coin) error {
macc := s.accountKeeper.GetModuleAccount(ctx, types.ModuleName)
return s.savingsKeeper.Deposit(ctx, macc.GetAddress(), sdk.NewCoins(amount))
}
// Withdraw withdraws the specified amount of coins from savings.
func (s *SavingsStrategy) Withdraw(ctx sdk.Context, amount sdk.Coin) error {
macc := s.accountKeeper.GetModuleAccount(ctx, types.ModuleName)
return s.savingsKeeper.Withdraw(ctx, macc.GetAddress(), sdk.NewCoins(amount))
}