status-im/status-go

package requests

import "errors"

var ErrUpsertSwitcherCardInvalidCardID = errors.New("upsert-switcher-card: invalid card id")

type UpsertSwitcherCard struct {
    CardID   string `json:"cardId,omitempty"`
    Type     int    `json:"type"`
    Clock    uint64 `json:"clock"`
    ScreenID string `json:"screenId"`
}

func (a *UpsertSwitcherCard) Validate() error {
    if len(a.CardID) == 0 {
        return ErrUpsertSwitcherCardInvalidCardID
    }

    return nil
}