/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */
package org.openecomp.sdc.be.model;

import static java.util.stream.Collectors.groupingBy;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.MapUtils;
import org.openecomp.sdc.be.datatypes.elements.CapabilityDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.GroupDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PropertiesOwner;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;

public class GroupDefinition extends GroupDataDefinition implements PropertiesOwner {

    @JsonInclude
    private Map<String, List<CapabilityDefinition>> capabilities;

    public GroupDefinition() {
        super();
    }

    public GroupDefinition(GroupDataDefinition other) {
        super(other);
    }

    public GroupDefinition(GroupDefinition other) {
        super(other);
        if (MapUtils.isNotEmpty(other.getCapabilities())) {
            this.setCapabilities(
                other.getCapabilities().entrySet().stream().collect(toMap(Map.Entry::getKey, e -> getCapabilitiesCopyList(e.getValue()))));
        }
    }

    public Map<String, List<CapabilityDefinition>> getCapabilities() {
        if (MapUtils.isEmpty(capabilities)) {
            capabilities = Maps.newHashMap();
        }
        return capabilities;
    }

    public void setCapabilities(Map<String, List<CapabilityDefinition>> capabilities) {
        this.capabilities = capabilities;
    }

    public List<GroupProperty> convertToGroupProperties() {
        List<GroupProperty> properties = null;
        List<PropertyDataDefinition> propList = super.getProperties();
        if (propList != null && !propList.isEmpty()) {
            properties = propList.stream().map(GroupProperty::new).collect(toList());
        }
        return properties;
    }

    public <T extends PropertyDataDefinition> void convertFromGroupProperties(List<T> properties) {
        if (properties != null && !properties.isEmpty()) {
            List<PropertyDataDefinition> propList = properties.stream().map(PropertyDataDefinition::new).collect(toList());
            super.setProperties(propList);
        }
    }

    //returns true iff groupName has the same prefix has the resource
    public boolean isSamePrefix(String resourceName) {
        return getName() != null && getName().toLowerCase().trim().startsWith(resourceName.toLowerCase());
    }

    public void convertCapabilityDefinitions(Map<String, CapabilityDefinition> capabilities) {
        if (MapUtils.isNotEmpty(capabilities)) {
            this.capabilities = capabilities.values().stream().collect(groupingBy(CapabilityDefinition::getType));
        }
    }

    @Override
    public String getNormalizedName() {
        return getName();
    }

    @JsonIgnore
    private List<CapabilityDefinition> getCapabilitiesCopyList(List<CapabilityDefinition> capabilities) {
        return Lists.newArrayList(capabilities.stream().map(CapabilityDefinition::new).collect(toList()));
    }

    public void updateCapabilitiesProperties(Map<String, Map<String, CapabilityDefinition>> capabilitiesInfo) {
        if (MapUtils.isNotEmpty(capabilities) && MapUtils.isNotEmpty(capabilitiesInfo)) {
            capabilities.entrySet().forEach(e -> updateCapabilitiesProperies(e.getValue(), capabilitiesInfo.get(e.getKey())));
        }
    }

    private void updateCapabilitiesProperies(List<CapabilityDefinition> capabilities, Map<String, CapabilityDefinition> capabilitiesInfo) {
        if (CollectionUtils.isNotEmpty(capabilities) && MapUtils.isNotEmpty(capabilitiesInfo)) {
            capabilities.forEach(c -> c.updateCapabilityProperties(capabilitiesInfo.get(c.getName())));
        }
    }

    public void updateEmptyCapabilitiesOwnerFields() {
        if (MapUtils.isNotEmpty(this.capabilities)) {
            this.capabilities.values().stream().flatMap(Collection::stream)
                .forEach(c -> c.updateEmptyCapabilityOwnerFields(getUniqueId(), getName(), CapabilityDataDefinition.OwnerType.GROUP));
        }
    }
}