0g-chain/x/auction/handler.go
Federico Kunze a573625df8
[R4R] bump SDK version to v0.38.3 (#421)
* bump SDK version to v0.38.3

Co-authored-by: Denali Marsh <denali@kava.io>
Co-authored-by: Kevin Davis <kjydavis3@gmail.com>
Co-authored-by: Kevin Davis <karzak@users.noreply.github.com>
Co-authored-by: denalimarsh <denalimarsh@gmail.com>
Co-authored-by: rhuairahrighairigh <ruaridh.odonnell@gmail.com>
2020-04-23 12:35:58 -04:00

43 lines
1.1 KiB
Go

package auction
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/kava-labs/kava/x/auction/types"
)
// NewHandler returns a function to handle all "auction" type messages.
func NewHandler(keeper Keeper) sdk.Handler {
return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
ctx = ctx.WithEventManager(sdk.NewEventManager())
switch msg := msg.(type) {
case MsgPlaceBid:
return handleMsgPlaceBid(ctx, keeper, msg)
default:
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized %s message type: %T", ModuleName, msg)
}
}
}
func handleMsgPlaceBid(ctx sdk.Context, keeper Keeper, msg MsgPlaceBid) (*sdk.Result, error) {
err := keeper.PlaceBid(ctx, msg.AuctionID, msg.Bidder, msg.Amount)
if err != nil {
return nil, err
}
ctx.EventManager().EmitEvent(
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
sdk.NewAttribute(sdk.AttributeKeySender, msg.Bidder.String()),
),
)
return &sdk.Result{
Events: ctx.EventManager().Events(),
}, nil
}