import {ValidationArguments, ValidatorConstraint, ValidatorConstraintInterface} from 'class-validator';

@ValidatorConstraint({name: 'signatureId', async: false})
export class SignatureIdValidator implements ValidatorConstraintInterface {
    public defaultMessage(validationArguments?: ValidationArguments) {
        return 'Either signatureId, or privateKey/fromPrivateKey must be present.';
    }

    public validate(value: any, validationArguments?: ValidationArguments) {
        const data = validationArguments?.object as any;
        if (data.fromPrivateKey && data.signatureId) {
            return false;
        }
        if (data.privateKey && data.signatureId) {
            return false;
        }
        return true;
    }

}