package types

import (
	"math/big"

	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"

	"github.com/ethereum/go-ethereum/common"

	sdk "github.com/cosmos/cosmos-sdk/types"

	"github.com/evmos/ethermint/x/evm/statedb"
	evmtypes "github.com/evmos/ethermint/x/evm/types"
)

// AccountKeeper defines the expected interface needed to retrieve account info.
type AccountKeeper interface {
	GetModuleAddress(moduleName string) sdk.AccAddress
}

// BankKeeper defines the expected interface needed to retrieve account balances.
type BankKeeper interface {
	SendCoinsFromModuleToAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins) error
	SendCoinsFromAccountToModule(ctx sdk.Context, senderAddr sdk.AccAddress, recipientModule string, amt sdk.Coins) error
	BurnCoins(ctx sdk.Context, moduleName string, amt sdk.Coins) error
	GetBalance(ctx sdk.Context, addr sdk.AccAddress, denom string) sdk.Coin
	GetAllBalances(ctx sdk.Context, addr sdk.AccAddress) sdk.Coins
}

// EVMKeeper defines the expected EVM keeper interface used on erc20
type EVMKeeper interface {
	EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress, chainID *big.Int) (*evmtypes.EVMConfig, error)
	GetParams(ctx sdk.Context) evmtypes.Params
	GetAccountWithoutBalance(ctx sdk.Context, addr common.Address) *statedb.Account
}

type (
	LegacyParams = paramtypes.ParamSet
	// Subspace defines an interface that implements the legacy Cosmos SDK x/params Subspace type.
	// NOTE: This is used solely for migration of the Cosmos SDK x/params managed parameters.
	Subspace interface {
		GetParamSetIfExists(ctx sdk.Context, ps LegacyParams)
	}
)
