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/*
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 *
 * Copyright 2012-2021 the original author or authors.
 */
package com.github.jinahya.assertj.validation;

/*-
 * #%L
 * assertj-bean-validation
 * %%
 * Copyright (C) 2021 Jinahya, Inc.
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import org.assertj.core.api.AbstractAssert;

/**
 * An abstract class for Bean-Validation assertion classes.
 *
 * @param  self type parameter
 * @author Jin Kwon <onacit_at_gmail.com>
 */
abstract class AbstractBeanValidationAssert>
        extends AbstractAssert {

    AbstractBeanValidationAssert(final Object actual, final Class selfType) {
        super(actual, selfType);
    }

    /**
     * Sets a validator used for subsequent verifications. This method is an alias of {@link #validator(Object)} mthod.
     *
     * @param validator new validator.
     * @return {@link #myself}.
     * @see #validator(Object)
     */
    @SuppressWarnings({"unchecked"})
    public SELF using(final Object validator) {
        if (validator != null && !BeanValidationUtils.isValidatorInstance(validator)) {
            throw new IllegalArgumentException("wrong validator: " + validator);
        }
        this.validator = validator;
        return (SELF) this;
    }

    /**
     * Sets a validator used for subsequent verifications.
     *
     * @param validator new validator.
     * @return {@link #myself}.
     * @see #using(Object)
     */
    public SELF validator(final Object validator) {
        return using(validator);
    }

    /**
     * Returns current validator being used.
     *
     * @return current validator being used.
     */
    protected Object validator() {
        if (validator == null) {
            validator = BeanValidationUtils.validatorReflected();
        }
        return validator;
    }

//    /**
//     * Sets a validator used for subsequent verifications.
//     *
//     * @param validator the validator.
//     * @return {@link #myself}.
//     */
//    public SELF using(final javax.validation.Validator validator) {
//        return using(validator);
//    }
//
//    /**
//     * Sets a validator used for subsequent verifications.
//     *
//     * @param validator the validator.
//     * @return {@link #myself}.
//     */
//    public SELF using(final jakarta.validation.Validator validator) {
//        return using(validator);
//    }

    /**
     * Sets targeting groups used for subsequent verifications. This method is an alias of {@link #groups(Class[])}
     * method.
     *
     * @param groups new targeting groups.
     * @return {@link #myself}.
     * @see #groups(Class[])
     */
    @SuppressWarnings({"unchecked"})
    public SELF targeting(final Class... groups) {
        this.groups = groups;
        return (SELF) this;
    }

    /**
     * Sets targeting groups used for subsequent verifications.
     *
     * @param groups new targeting groups.
     * @return {@link #myself}.
     * @see #targeting(Class[])
     */
    public SELF groups(final Class... groups) {
        return targeting(groups);
    }

    /**
     * Returns current targeting groups being used.
     *
     * @return current targeting groups being used.
     */
    protected Class[] groups() {
        if (groups == null) {
            groups = new Class[0];
        }
        return groups;
    }

    private Object validator;

    private Class[] groups;
}