/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */

package org.drools.testcoverage.common.util;


import org.drools.core.ClockType;
import org.kie.api.KieServices;
import org.kie.api.builder.model.KieBaseModel;
import org.kie.api.builder.model.KieSessionModel;
import org.kie.api.runtime.KieSessionConfiguration;
import org.kie.api.runtime.conf.ClockTypeOption;

/**
 * Represents various tested KieSession configurations.
 */
public enum KieSessionTestConfiguration implements KieSessionModelProvider {

    STATEFUL_REALTIME (true) {
        @Override
        public KieSessionModel getKieSessionModel(KieBaseModel kieBaseModel) {
            final KieSessionModel kieSessionModel = kieBaseModel.newKieSessionModel("");
            kieSessionModel.setType(KieSessionModel.KieSessionType.STATEFUL);
            kieSessionModel.setClockType(ClockTypeOption.get(ClockType.REALTIME_CLOCK.toString()));
            kieSessionModel.setDefault(true);
            return kieSessionModel;
        }

        @Override
        public KieSessionConfiguration getKieSessionConfiguration() {
            final KieSessionConfiguration kieSessionConfiguration = KieServices.Factory.get().newKieSessionConfiguration();
            kieSessionConfiguration.setOption(ClockTypeOption.get(ClockType.REALTIME_CLOCK.toString()));
            return kieSessionConfiguration;
        }
    },

    STATEFUL_PSEUDO (true) {
        @Override
        public KieSessionModel getKieSessionModel(KieBaseModel kieBaseModel) {
            final KieSessionModel kieSessionModel = kieBaseModel.newKieSessionModel("");
            kieSessionModel.setType(KieSessionModel.KieSessionType.STATEFUL);
            kieSessionModel.setClockType(ClockTypeOption.get(ClockType.PSEUDO_CLOCK.toString()));
            kieSessionModel.setDefault(true);
            return kieSessionModel;
        }

        @Override
        public KieSessionConfiguration getKieSessionConfiguration() {
            final KieSessionConfiguration kieSessionConfiguration = KieServices.Factory.get().newKieSessionConfiguration();
            kieSessionConfiguration.setOption(ClockTypeOption.get(ClockType.PSEUDO_CLOCK.toString()));
            return kieSessionConfiguration;
        }
    },

    STATELESS_REALTIME (false) {
        @Override
        public KieSessionModel getKieSessionModel(KieBaseModel kieBaseModel) {
            final KieSessionModel kieSessionModel = kieBaseModel.newKieSessionModel("");
            kieSessionModel.setType(KieSessionModel.KieSessionType.STATELESS);
            kieSessionModel.setClockType(ClockTypeOption.get(ClockType.REALTIME_CLOCK.toString()));
            kieSessionModel.setDefault(true);
            return kieSessionModel;
        }

        @Override
        public KieSessionConfiguration getKieSessionConfiguration() {
            final KieSessionConfiguration kieSessionConfiguration = KieServices.Factory.get().newKieSessionConfiguration();
            kieSessionConfiguration.setOption(ClockTypeOption.get(ClockType.REALTIME_CLOCK.toString()));
            return kieSessionConfiguration;
        }
    };

    private boolean stateful = false;

    public boolean isStateful() {
        return stateful;
    }

    KieSessionTestConfiguration(final boolean stateful) {
        this.stateful = stateful;
    }
}