mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-10 10:05:18 +00:00
94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package committee
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import (
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"fmt"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/kava-labs/kava/x/committee/keeper"
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"github.com/kava-labs/kava/x/committee/types"
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)
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// NewHandler creates an sdk.Handler for committee messages
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func NewHandler(k keeper.Keeper) sdk.Handler {
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return func(ctx sdk.Context, msg sdk.Msg) sdk.Result {
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ctx = ctx.WithEventManager(sdk.NewEventManager())
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switch msg := msg.(type) {
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case types.MsgSubmitProposal:
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return handleMsgSubmitProposal(ctx, k, msg)
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case types.MsgVote:
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return handleMsgVote(ctx, k, msg)
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default:
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errMsg := fmt.Sprintf("unrecognized %s msg type: %T", types.ModuleName, msg)
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return sdk.ErrUnknownRequest(errMsg).Result()
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}
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}
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}
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func handleMsgSubmitProposal(ctx sdk.Context, k keeper.Keeper, msg types.MsgSubmitProposal) sdk.Result {
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proposalID, err := k.SubmitProposal(ctx, msg.Proposer, msg.CommitteeID, msg.PubProposal)
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if err != nil {
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return err.Result()
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.Proposer.String()),
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),
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)
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return sdk.Result{
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Data: GetKeyFromID(proposalID),
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Events: ctx.EventManager().Events(),
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}
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}
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func handleMsgVote(ctx sdk.Context, k keeper.Keeper, msg types.MsgVote) sdk.Result {
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// get the proposal just to add fields to the event
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proposal, found := k.GetProposal(ctx, msg.ProposalID)
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if !found {
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return ErrUnknownProposal(DefaultCodespace, msg.ProposalID).Result()
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}
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err := k.AddVote(ctx, msg.ProposalID, msg.Voter)
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if err != nil {
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return err.Result()
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}
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// Enact a proposal if it has enough votes
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passes, err := k.GetProposalResult(ctx, msg.ProposalID)
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if err != nil {
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return err.Result()
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}
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if passes {
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err = k.EnactProposal(ctx, msg.ProposalID)
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outcome := types.AttributeValueProposalPassed
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if err != nil {
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outcome = types.AttributeValueProposalFailed
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}
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k.DeleteProposalAndVotes(ctx, msg.ProposalID)
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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types.EventTypeProposalClose,
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sdk.NewAttribute(types.AttributeKeyCommitteeID, fmt.Sprintf("%d", proposal.CommitteeID)),
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sdk.NewAttribute(types.AttributeKeyProposalID, fmt.Sprintf("%d", proposal.ID)),
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sdk.NewAttribute(types.AttributeKeyProposalCloseStatus, outcome),
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),
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)
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.Voter.String()),
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),
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)
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return sdk.Result{Events: ctx.EventManager().Events()}
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}
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