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/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2019 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.onap.sdc.toscaparser.api;

import org.onap.sdc.toscaparser.api.common.JToscaValidationIssue;
import org.onap.sdc.toscaparser.api.elements.Metadata;
import org.onap.sdc.toscaparser.api.utils.ThreadLocalsHolder;
import org.onap.sdc.toscaparser.api.utils.ValidateUtils;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.Map;

public class Group extends EntityTemplate {

    private static final String TYPE = "type";
    private static final String METADATA = "metadata";
    private static final String DESCRIPTION = "description";
    private static final String PROPERTIES = "properties";
    private static final String MEMBERS = "members";
    private static final String INTERFACES = "interfaces";
    private static final String[] SECTIONS = {
            TYPE, METADATA, DESCRIPTION, PROPERTIES, MEMBERS, INTERFACES};

    private String name;
    private LinkedHashMap<String, Object> tpl;
    private ArrayList<NodeTemplate> memberNodes;
    private LinkedHashMap<String, Object> customDef;
    private Metadata metaData;


    public Group(String name, LinkedHashMap<String, Object> templates,
                 ArrayList<NodeTemplate> memberNodes,
                 LinkedHashMap<String, Object> customDef) {
        this(name, templates, memberNodes, customDef, null);
    }

    public Group(String name, LinkedHashMap<String, Object> templates,
                 ArrayList<NodeTemplate> memberNodes,
                 LinkedHashMap<String, Object> customDef, NodeTemplate parentNodeTemplate) {
        super(name, templates, "group_type", customDef, parentNodeTemplate);

        this.name = name;
        tpl = templates;
        if (tpl.get(METADATA) != null) {
            Object metadataObject = tpl.get(METADATA);
            ValidateUtils.validateMap(metadataObject);
            metaData = new Metadata((Map<String, Object>) metadataObject);
        }
        this.memberNodes = memberNodes;
        validateKeys();
        getCapabilities();
    }

    public Metadata getMetadata() {
        return metaData;
    }

    public ArrayList<String> getMembers() {
        return (ArrayList<String>) entityTpl.get("members");
    }

    public String getDescription() {
        return (String) entityTpl.get("description");

    }

    public ArrayList<NodeTemplate> getMemberNodes() {
        return memberNodes;
    }

    private void validateKeys() {
        for (String key : entityTpl.keySet()) {
            boolean bFound = false;
            for (String sect : SECTIONS) {
                if (key.equals(sect)) {
                    bFound = true;
                    break;
                }
            }
            if (!bFound) {
                ThreadLocalsHolder.getCollector().appendValidationIssue(new JToscaValidationIssue("JE183", String.format(
                        "UnknownFieldError: Groups \"%s\" contains unknown field \"%s\"",
                        name, key)));
            }
        }
    }

    @Override
    public String toString() {
        return "Group{"
                + "name='" + name + '\''
                + ", tpl=" + tpl
                + ", memberNodes=" + memberNodes
                + ", customDef=" + customDef
                + ", metaData=" + metaData
                + '}';
    }

    public int compareTo(Group other) {
        if (this.equals(other)) {
            return 0;
        }
        return this.getName().compareTo(other.getName()) == 0 ? this.getType().compareTo(other.getType()) : this.getName().compareTo(other.getName());
    }
}

/*python

from toscaparser.common.exception import ValidationIssueCollector
from toscaparser.common.exception import UnknownFieldError
from toscaparser.entity_template import EntityTemplate
from toscaparser.utils import validateutils

SECTIONS = (TYPE, METADATA, DESCRIPTION, PROPERTIES, MEMBERS, INTERFACES) = \
           ('type', 'metadata', 'description',
            'properties', 'members', 'interfaces')


class Group(EntityTemplate):

    def __init__(self, name, group_templates, member_nodes, custom_defs=None):
        super(Group, self).__init__(name,
                                    group_templates,
                                    'group_type',
                                    custom_defs)
        self.name = name
        self.tpl = group_templates
        self.meta_data = None
        if self.METADATA in self.tpl:
            self.meta_data = self.tpl.get(self.METADATA)
            validateutils.validate_map(self.meta_data)
        self.member_nodes = member_nodes
        self._validate_keys()

    @property
    def members(self):
        return self.entity_tpl.get('members')

    @property
    def description(self):
        return self.entity_tpl.get('description')

    def get_member_nodes(self):
        return self.member_nodes

    def _validate_keys(self):
        for key in self.entity_tpl.keys():
            if key not in SECTIONS:
                ValidationIssueCollector.appendException(
                    UnknownFieldError(what='Groups "%s"' % self.name,
                                      field=key))
*/