fixed user creation

Author: lxgr-linux

x/cardchain/keeper/msg_server_user_create.go

@@ -12,7 +12,7 @@ import (
 func (k msgServer) UserCreate(goCtx context.Context, msg *types.MsgUserCreate) (*types.MsgUserCreateResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
-	user, err := k.GetUserFromString(ctx, msg.Creator)
+	user, err := k.GetUserFromString(ctx, msg.NewUser)
 	if err != nil {
 		return nil, errorsmod.Wrapf(sdkerrors.ErrInvalidAddress, "invalid creator address (%s)", err)
 	}

x/cardchain/keeper/query_user.go

@@ -3,8 +3,10 @@ package keeper
 import (
 	"context"
 
+	errorsmod "cosmossdk.io/errors"
 	"github.com/DecentralCardGame/cardchain/x/cardchain/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 )
@@ -20,5 +22,10 @@ func (k Keeper) User(goCtx context.Context, req *types.QueryUserRequest) (*types
 	if err != nil {
 		return nil, err
 	}
+
+	if user.Alias == "" {
+		return nil, errorsmod.Wrapf(sdkerrors.ErrInvalidRequest, "user doesnt exist")
+	}
+
 	return &types.QueryUserResponse{User: user.User}, nil
 }