/*
 * Copyright 2018-2022 adorsys GmbH & Co KG
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or (at
 * your option) any later version. This program is distributed in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see https://www.gnu.org/licenses/.
 *
 * This project is also available under a separate commercial license. You can
 * contact us at psd2@adorsys.com.
 */

package de.adorsys.xs2a.adapter.unicredit;

import de.adorsys.xs2a.adapter.api.RequestHeaders;
import de.adorsys.xs2a.adapter.api.validation.ValidationError;

import java.util.Collections;
import java.util.List;

class UnicreditValidators {
    private UnicreditValidators() {
    }

    static List<ValidationError> requireTppRedirectUri(RequestHeaders requestHeaders) {
        if (!requestHeaders.get(RequestHeaders.TPP_REDIRECT_URI).isPresent()) {
            return Collections.singletonList(new ValidationError(ValidationError.Code.REQUIRED,
                RequestHeaders.TPP_REDIRECT_URI,
                "TPP-Redirect-URI header is missing. It must be provided for this request"));
        }
        return Collections.emptyList();
    }
}
