laconicd-deprecated/x/evm/handler.go
Austin Abell 5777ead349
Handler Framework (#80)
* Implement base handler framework

* Add comments for the missing state transition logic components for a tx

* Fix typo

* Remove TODO checks done by anteHandler
2019-08-14 19:52:45 -04:00

42 lines
1.1 KiB
Go

package evm
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/ethermint/x/evm/types"
)
// NewHandler returns a handler for Ethermint type messages.
func NewHandler(keeper Keeper) sdk.Handler {
return func(ctx sdk.Context, msg sdk.Msg) sdk.Result {
switch msg := msg.(type) {
case types.EthereumTxMsg:
return handleETHTxMsg(ctx, keeper, msg)
default:
errMsg := fmt.Sprintf("Unrecognized ethermint Msg type: %v", msg.Type())
return sdk.ErrUnknownRequest(errMsg).Result()
}
}
}
// Handle an Ethereum specific tx
func handleETHTxMsg(ctx sdk.Context, keeper Keeper, msg types.EthereumTxMsg) sdk.Result {
// TODO: Implement transaction logic
if err := msg.ValidateBasic(); err != nil {
return sdk.ErrUnknownRequest("Basic validation failed").Result()
}
// If no to address, create contract with evm.Create(...)
// Else Call contract with evm.Call(...)
// handle errors
// Refund remaining gas from tx (Will supply keeper need to be introduced to evm Keeper to do this)
// add balance for the processor of the tx (determine who rewards are being processed to)
return sdk.Result{}
}