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handler.go
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handler.go
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package crosschain
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/gogo/protobuf/proto"
"github.com/functionx/fx-core/v2/x/crosschain/keeper"
"github.com/functionx/fx-core/v2/x/crosschain/types"
)
// NewHandler returns a handler for "Gravity" type messages.
func NewHandler(k keeper.RouterKeeper) sdk.Handler {
moduleHandlerRouter := k.Router()
return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
// check is cross chain msg.
var msgServer types.MsgServer
var chainName string
switch msg := msg.(type) {
case types.CrossChainMsg:
chainName = msg.GetChainName()
if !moduleHandlerRouter.HasRoute(chainName) {
return nil, sdkerrors.Wrap(sdkerrors.ErrUnknownRequest, fmt.Sprintf("Unrecognized cross chain type: %s", chainName))
}
msgServer = k.Router().GetRoute(chainName).MsgServer
default:
return nil, sdkerrors.Wrap(sdkerrors.ErrUnknownRequest, "not cross chain msg")
}
ctx = ctx.WithEventManager(sdk.NewEventManager())
var res proto.Message
var err error
sdkCtx := sdk.WrapSDKContext(ctx)
switch msg := msg.(type) {
case *types.MsgBondedOracle:
res, err = msgServer.BondedOracle(sdkCtx, msg)
case *types.MsgAddDelegate:
res, err = msgServer.AddDelegate(sdkCtx, msg)
case *types.MsgEditOracle:
res, err = msgServer.EditOracle(sdkCtx, msg)
case *types.MsgWithdrawReward:
res, err = msgServer.WithdrawReward(sdkCtx, msg)
case *types.MsgUnbondedOracle:
res, err = msgServer.UnbondedOracle(sdkCtx, msg)
case *types.MsgOracleSetConfirm:
res, err = msgServer.OracleSetConfirm(sdkCtx, msg)
case *types.MsgOracleSetUpdatedClaim:
res, err = msgServer.OracleSetUpdateClaim(sdkCtx, msg)
case *types.MsgBridgeTokenClaim:
res, err = msgServer.BridgeTokenClaim(sdkCtx, msg)
case *types.MsgSendToFxClaim:
res, err = msgServer.SendToFxClaim(sdkCtx, msg)
case *types.MsgSendToExternalClaim:
res, err = msgServer.SendToExternalClaim(sdkCtx, msg)
case *types.MsgSendToExternal:
res, err = msgServer.SendToExternal(sdkCtx, msg)
case *types.MsgCancelSendToExternal:
res, err = msgServer.CancelSendToExternal(sdkCtx, msg)
case *types.MsgRequestBatch:
res, err = msgServer.RequestBatch(sdkCtx, msg)
case *types.MsgConfirmBatch:
res, err = msgServer.ConfirmBatch(sdkCtx, msg)
default:
err = sdkerrors.Wrap(sdkerrors.ErrUnknownRequest, fmt.Sprintf("Unrecognized %s Msg type: %T", chainName, msg))
}
return sdk.WrapServiceResult(ctx, res, err)
}
}