/
proposal_handler.go
81 lines (73 loc) · 2.59 KB
/
proposal_handler.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 incentives
import (
"strconv"
errorsmod "cosmossdk.io/errors"
errortypes "github.com/cosmos/cosmos-sdk/types/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
govv1beta1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
"github.com/ethereum/go-ethereum/common"
"github.com/evmos/evmos/v11/x/incentives/keeper"
"github.com/evmos/evmos/v11/x/incentives/types"
)
// NewIncentivesProposalHandler creates a governance handler to manage new
// proposal types.
func NewIncentivesProposalHandler(k *keeper.Keeper) govv1beta1.Handler {
return func(ctx sdk.Context, content govv1beta1.Content) error {
switch c := content.(type) {
case *types.RegisterIncentiveProposal:
return handleRegisterIncentiveProposal(ctx, k, c)
case *types.CancelIncentiveProposal:
return handleCancelIncentiveProposal(ctx, k, c)
default:
return errorsmod.Wrapf(
errortypes.ErrUnknownRequest,
"unrecognized %s proposal content type: %T", types.ModuleName, c,
)
}
}
}
func handleRegisterIncentiveProposal(ctx sdk.Context, k *keeper.Keeper, p *types.RegisterIncentiveProposal) error {
in, err := k.RegisterIncentive(ctx, common.HexToAddress(p.Contract), p.Allocations, p.Epochs)
if err != nil {
return err
}
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeRegisterIncentive,
sdk.NewAttribute(types.AttributeKeyContract, in.Contract),
sdk.NewAttribute(
types.AttributeKeyEpochs,
strconv.FormatUint(uint64(in.Epochs), 10),
),
),
)
return nil
}
func handleCancelIncentiveProposal(ctx sdk.Context, k *keeper.Keeper, p *types.CancelIncentiveProposal) error {
err := k.CancelIncentive(ctx, common.HexToAddress(p.Contract))
if err != nil {
return err
}
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeCancelIncentive,
sdk.NewAttribute(types.AttributeKeyContract, p.Contract),
),
)
return nil
}