b3bbca343f
* update proto and refactor types test * cleanup SendTransfer * fix build and prep to update handler tests * fix handler tests * fix tests * update spec * fix lint * Apply suggestions from code review Co-authored-by: Aditya <adityasripal@gmail.com> Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com> * rename amount to token * merge send transfer and createOutgoingPacket * apply rest of @fedekunze review suggestions * apply review suggestions from @AdityaSripal * update spec to token renaming * split token in denom and amount when creating fungible token packet * remove source flag, add prefix on recv * fix lint * fix proto numbers * Update x/ibc-transfer/keeper/relay.go Co-authored-by: Christopher Goes <cwgoes@pluranimity.org> * apply @cwgoes review suggestions * Apply suggestions from code review Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com> * apply @fedekunze suggestions * Apply suggestions from code review * fix lint * apply @AdityaSripal review requests * Update x/ibc-transfer/types/coin.go * apply @AdityaSpripal last suggestions Co-authored-by: Aditya <adityasripal@gmail.com> Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com> Co-authored-by: Christopher Goes <cwgoes@pluranimity.org>
50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
package transfer
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/ibc-transfer/keeper"
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"github.com/cosmos/cosmos-sdk/x/ibc-transfer/types"
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)
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// NewHandler returns sdk.Handler for IBC token transfer module 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, error) {
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ctx = ctx.WithEventManager(sdk.NewEventManager())
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switch msg := msg.(type) {
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case *types.MsgTransfer:
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return handleMsgTransfer(ctx, k, msg)
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default:
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized ICS-20 transfer message type: %T", msg)
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}
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}
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}
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// See createOutgoingPacket in spec:https://github.com/cosmos/ics/tree/master/spec/ics-020-fungible-token-transfer#packet-relay
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func handleMsgTransfer(ctx sdk.Context, k keeper.Keeper, msg *types.MsgTransfer) (*sdk.Result, error) {
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if err := k.SendTransfer(
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ctx, msg.SourcePort, msg.SourceChannel, msg.Token, msg.Sender, msg.Receiver, msg.TimeoutHeight, msg.TimeoutTimestamp,
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); err != nil {
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return nil, err
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}
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k.Logger(ctx).Info("IBC transfer: %s from %s to %s", msg.Token, msg.Sender, msg.Receiver)
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ctx.EventManager().EmitEvents(sdk.Events{
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sdk.NewEvent(
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types.EventTypeTransfer,
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sdk.NewAttribute(sdk.AttributeKeySender, msg.Sender.String()),
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sdk.NewAttribute(types.AttributeKeyReceiver, msg.Receiver),
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),
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.ModuleName),
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),
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})
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return &sdk.Result{
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Events: ctx.EventManager().Events().ToABCIEvents(),
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}, nil
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}
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