handler.go

package liquidity

import (
	sdk "github.com/cosmos/cosmos-sdk/types"
	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"

	"github.com/jesse-pinkman-cre/crescent/x/liquidity/keeper"
	"github.com/jesse-pinkman-cre/crescent/x/liquidity/types"
)

// NewHandler returns a new msg handler.
func NewHandler(k keeper.Keeper) sdk.Handler {
	msgServer := keeper.NewMsgServerImpl(k)

	return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
		ctx = ctx.WithEventManager(sdk.NewEventManager())

		switch msg := msg.(type) {
		case *types.MsgCreatePair:
			res, err := msgServer.CreatePair(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgCreatePool:
			res, err := msgServer.CreatePool(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgCreateRangedPool:
			res, err := msgServer.CreateRangedPool(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgDeposit:
			res, err := msgServer.Deposit(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgWithdraw:
			res, err := msgServer.Withdraw(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgLimitOrder:
			res, err := msgServer.LimitOrder(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgMarketOrder:
			res, err := msgServer.MarketOrder(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgMMOrder:
			res, err := msgServer.MMOrder(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgCancelOrder:
			res, err := msgServer.CancelOrder(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		case *types.MsgCancelAllOrders:
			res, err := msgServer.CancelAllOrders(sdk.WrapSDKContext(ctx), msg)
			return sdk.WrapServiceResult(ctx, res, err)
		default:
			return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized %s message type: %T", types.ModuleName, msg)
		}
	}
}