package faucet import ( sdk "github.com/cosmos/cosmos-sdk/types" sdkerrors "github.com/cosmos/cosmos-sdk/types/errors" "github.com/cosmos/ethermint/x/faucet/types" ) // NewHandler returns a handler for faucet 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 types.MsgFund: return handleMsgFund(ctx, keeper, msg) default: return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized %s message type: %T", ModuleName, msg) } } } // handleMsgFund handles a message to fund an address func handleMsgFund(ctx sdk.Context, keeper Keeper, msg types.MsgFund) (*sdk.Result, error) { err := keeper.Fund(ctx, msg.Amount, msg.Recipient) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.ModuleName), sdk.NewAttribute(sdk.AttributeKeySender, msg.Sender.String()), sdk.NewAttribute(sdk.AttributeKeyAmount, msg.Amount.String()), sdk.NewAttribute(types.AttributeRecipient, msg.Recipient.String()), ), ) return &sdk.Result{ Events: ctx.EventManager().ABCIEvents(), }, nil }