// Copyright 2022 Evmos Foundation
// This file is part of the Evmos Network packages.
//
// Evmos is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The Evmos packages are distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the Evmos packages. If not, see https://github.com/evmos/evmos/blob/main/LICENSE

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/evmos/v15/x/evm/statedb"
	evmtypes "github.com/evmos/evmos/v15/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
}

// DistributionKeeper defines the expected interface needed to send funds to the community pool.
type DistributionKeeper interface {
	FundCommunityPool(ctx sdk.Context, amount sdk.Coins, sender sdk.AccAddress) error
}

// EVMKeeper defines the expected EVM keeper interface used on erc20
type EVMKeeper interface {
	EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress, chainID *big.Int) (*statedb.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)
		WithKeyTable(table paramtypes.KeyTable) paramtypes.Subspace
	}
)
