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revenues.go
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revenues.go
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// 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 keeper
import (
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/ethereum/go-ethereum/common"
"github.com/evmos/evmos/v11/x/revenue/types"
)
// GetRevenues returns all registered Revenues.
func (k Keeper) GetRevenues(ctx sdk.Context) []types.Revenue {
revenues := []types.Revenue{}
store := ctx.KVStore(k.storeKey)
iterator := sdk.KVStorePrefixIterator(store, types.KeyPrefixRevenue)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var revenue types.Revenue
k.cdc.MustUnmarshal(iterator.Value(), &revenue)
revenues = append(revenues, revenue)
}
return revenues
}
// IterateRevenues iterates over all registered contracts and performs a
// callback with the corresponding Revenue.
func (k Keeper) IterateRevenues(
ctx sdk.Context,
handlerFn func(fee types.Revenue) (stop bool),
) {
store := ctx.KVStore(k.storeKey)
iterator := sdk.KVStorePrefixIterator(store, types.KeyPrefixRevenue)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var revenue types.Revenue
k.cdc.MustUnmarshal(iterator.Value(), &revenue)
if handlerFn(revenue) {
break
}
}
}
// GetRevenue returns the Revenue for a registered contract
func (k Keeper) GetRevenue(
ctx sdk.Context,
contract common.Address,
) (types.Revenue, bool) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixRevenue)
bz := store.Get(contract.Bytes())
if len(bz) == 0 {
return types.Revenue{}, false
}
var revenue types.Revenue
k.cdc.MustUnmarshal(bz, &revenue)
return revenue, true
}
// SetRevenue stores the Revenue for a registered contract.
func (k Keeper) SetRevenue(ctx sdk.Context, revenue types.Revenue) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixRevenue)
key := revenue.GetContractAddr()
bz := k.cdc.MustMarshal(&revenue)
store.Set(key.Bytes(), bz)
}
// DeleteRevenue deletes a Revenue of a registered contract.
func (k Keeper) DeleteRevenue(ctx sdk.Context, fee types.Revenue) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixRevenue)
key := fee.GetContractAddr()
store.Delete(key.Bytes())
}
// SetDeployerMap stores a contract-by-deployer mapping
func (k Keeper) SetDeployerMap(
ctx sdk.Context,
deployer sdk.AccAddress,
contract common.Address,
) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixDeployer)
key := append(deployer.Bytes(), contract.Bytes()...)
store.Set(key, []byte{1})
}
// DeleteDeployerMap deletes a contract-by-deployer mapping
func (k Keeper) DeleteDeployerMap(
ctx sdk.Context,
deployer sdk.AccAddress,
contract common.Address,
) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixDeployer)
key := append(deployer.Bytes(), contract.Bytes()...)
store.Delete(key)
}
// SetWithdrawerMap stores a contract-by-withdrawer mapping
func (k Keeper) SetWithdrawerMap(
ctx sdk.Context,
withdrawer sdk.AccAddress,
contract common.Address,
) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixWithdrawer)
key := append(withdrawer.Bytes(), contract.Bytes()...)
store.Set(key, []byte{1})
}
// DeleteWithdrawMap deletes a contract-by-withdrawer mapping
func (k Keeper) DeleteWithdrawerMap(
ctx sdk.Context,
withdrawer sdk.AccAddress,
contract common.Address,
) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixWithdrawer)
key := append(withdrawer.Bytes(), contract.Bytes()...)
store.Delete(key)
}
// IsRevenueRegistered checks if a contract was registered for receiving
// transaction fees
func (k Keeper) IsRevenueRegistered(
ctx sdk.Context,
contract common.Address,
) bool {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixRevenue)
return store.Has(contract.Bytes())
}
// IsDeployerMapSet checks if a given contract-by-withdrawer mapping is set in
// store
func (k Keeper) IsDeployerMapSet(
ctx sdk.Context,
deployer sdk.AccAddress,
contract common.Address,
) bool {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixDeployer)
key := append(deployer.Bytes(), contract.Bytes()...)
return store.Has(key)
}
// IsWithdrawerMapSet checks if a giveb contract-by-withdrawer mapping is set in
// store
func (k Keeper) IsWithdrawerMapSet(
ctx sdk.Context,
withdrawer sdk.AccAddress,
contract common.Address,
) bool {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefixWithdrawer)
key := append(withdrawer.Bytes(), contract.Bytes()...)
return store.Has(key)
}