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proposal_handler.go
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/
proposal_handler.go
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package committee
import (
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
govv1beta1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
"github.com/kava-labs/kava/x/committee/keeper"
"github.com/kava-labs/kava/x/committee/types"
)
func NewProposalHandler(k keeper.Keeper) govv1beta1.Handler {
return func(ctx sdk.Context, content govv1beta1.Content) error {
switch c := content.(type) {
case *types.CommitteeChangeProposal:
return handleCommitteeChangeProposal(ctx, k, c)
case *types.CommitteeDeleteProposal:
return handleCommitteeDeleteProposal(ctx, k, c)
default:
return errorsmod.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized %s proposal content type: %T", types.ModuleName, c)
}
}
}
func handleCommitteeChangeProposal(ctx sdk.Context, k keeper.Keeper, committeeProposal *types.CommitteeChangeProposal) error {
if err := committeeProposal.ValidateBasic(); err != nil {
return errorsmod.Wrap(types.ErrInvalidPubProposal, err.Error())
}
// Remove all committee's ongoing proposals
proposals := k.GetProposalsByCommittee(ctx, committeeProposal.GetNewCommittee().GetID())
for _, p := range proposals {
k.CloseProposal(ctx, p, types.Failed)
}
// update/create the committee
k.SetCommittee(ctx, committeeProposal.GetNewCommittee())
return nil
}
func handleCommitteeDeleteProposal(ctx sdk.Context, k keeper.Keeper, committeeProposal *types.CommitteeDeleteProposal) error {
if err := committeeProposal.ValidateBasic(); err != nil {
return errorsmod.Wrap(types.ErrInvalidPubProposal, err.Error())
}
// Remove all committee's ongoing proposals
proposals := k.GetProposalsByCommittee(ctx, committeeProposal.CommitteeID)
for _, p := range proposals {
k.CloseProposal(ctx, p, types.Failed)
}
k.DeleteCommittee(ctx, committeeProposal.CommitteeID)
return nil
}