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/*
 *
 *  * ============LICENSE_START=======================================================
 *  *  org.onap.dcae
 *  *  ================================================================================
 *  *  Copyright (c) 2020  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.blueprintgenerator.service.common;

import org.onap.blueprintgenerator.constants.Constants;
import org.onap.blueprintgenerator.model.common.Appconfig;
import org.onap.blueprintgenerator.model.common.Dmaap;
import org.onap.blueprintgenerator.model.common.GetInput;
import org.onap.blueprintgenerator.model.componentspec.OnapComponentSpec;
import org.onap.blueprintgenerator.model.componentspec.common.Calls;
import org.onap.blueprintgenerator.model.componentspec.common.Parameters;
import org.onap.blueprintgenerator.model.componentspec.common.Publishes;
import org.onap.blueprintgenerator.model.componentspec.common.Subscribes;
import org.onap.blueprintgenerator.service.base.BlueprintHelperService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.TreeMap;

/**
 * @author : Ravi Mantena
 * @date 10/16/2020
 * Application: ONAP - Blueprint Generator
 * Common ONAP Service used by ONAP and DMAAP Blueprint to create App Config
 */


@Service("onapAppConfigService")
public class AppConfigService {

    @Autowired
    private DmaapService dmaapService;

    @Autowired
    private BlueprintHelperService blueprintHelperService;

    public Map<String,Object> createAppconfig(Map<String, LinkedHashMap<String, Object>> inputs, OnapComponentSpec onapComponentSpec, String override, boolean isDmaap) {

        Map<String,Object> response = new HashMap<>();
        Appconfig appconfig = new Appconfig();

        Calls[] call = new Calls[0];
        appconfig.setService_calls(call);

        Map<String, Dmaap> streamPublishes = new TreeMap<>();
        if(onapComponentSpec.getStreams() != null) {
            if (onapComponentSpec.getStreams().getPublishes() != null) {
                for (Publishes publishes : onapComponentSpec.getStreams().getPublishes()) {
                    if (blueprintHelperService.isDataRouterType(publishes.getType())) {
                        String config = publishes.getConfig_key();
                        String name = config + Constants._FEED;
                        Map<String, Object> dmaapDataRouterResponse = dmaapService.createDmaapDataRouter(inputs, config, name, isDmaap);
                        inputs = (Map<String, LinkedHashMap<String, Object>>) dmaapDataRouterResponse.get("inputs");
                        Dmaap dmaap = (Dmaap) dmaapDataRouterResponse.get("dmaap");
                        dmaap.setType(publishes.getType());
                        streamPublishes.put(config, dmaap);
                    } else if (blueprintHelperService.isMessageRouterType(publishes.getType())) {
                        String config = publishes.getConfig_key();
                        String name = config + Constants._TOPIC;
                        Map<String, Object> dmaapDataRouterResponse = dmaapService.createDmaapMessageRouter(inputs, config, 'p', name, name, isDmaap);
                        inputs = (Map<String, LinkedHashMap<String, Object>>) dmaapDataRouterResponse.get("inputs");
                        Dmaap dmaap = (Dmaap) dmaapDataRouterResponse.get("dmaap");
                        dmaap.setType(publishes.getType());
                        streamPublishes.put(config, dmaap);
                    }
                }
            }
        }

        Map<String, Dmaap> streamSubscribes = new TreeMap<>();

        if(onapComponentSpec.getStreams() != null) {
            if (onapComponentSpec.getStreams().getSubscribes() != null) {
                for (Subscribes subscribes : onapComponentSpec.getStreams().getSubscribes()) {
                    if (blueprintHelperService.isDataRouterType(subscribes.getType())) {
                        String config = subscribes.getConfig_key();
                        String name = config + Constants._FEED;
                        Map<String, Object> dmaapDataRouterResponse = dmaapService.createDmaapDataRouter(inputs, config, name, isDmaap);
                        inputs = (Map<String, LinkedHashMap<String, Object>>) dmaapDataRouterResponse.get("inputs");
                        Dmaap dmaap = (Dmaap) dmaapDataRouterResponse.get("dmaap");
                        dmaap.setType(subscribes.getType());
                        streamSubscribes.put(config, dmaap);
                    } else if (blueprintHelperService.isMessageRouterType(subscribes.getType())) {
                        String config = subscribes.getConfig_key();
                        String name = config + Constants._TOPIC;
                        Map<String, Object> dmaapDataRouterResponse = dmaapService.createDmaapMessageRouter(inputs, config, 's', name, name, isDmaap);
                        inputs = (Map<String, LinkedHashMap<String, Object>>) dmaapDataRouterResponse.get("inputs");
                        Dmaap dmaap = (Dmaap) dmaapDataRouterResponse.get("dmaap");
                        dmaap.setType(subscribes.getType());
                        streamSubscribes.put(config, dmaap);
                    }
                }
            }
        }

        appconfig.setStreams_publishes(streamPublishes);
        appconfig.setStreams_subscribes(streamSubscribes);

        Map<String, Object> parameters = new TreeMap<>();
        for(Parameters p: onapComponentSpec.getParameters()) {
            String pName = p.getName();
            if(p.isSourced_at_deployment()) {
                GetInput paramInput = new GetInput();
                paramInput.setBpInputName(pName);
                parameters.put(pName, paramInput);
                if(!"".equals(p.getValue())) {
                    LinkedHashMap<String, Object> pInputs =  blueprintHelperService.createStringInput( p.getValue());
                    inputs.put(pName, pInputs);
                } else {
                    LinkedHashMap<String, Object> pInputs = new LinkedHashMap<>();
                    pInputs.put("type", "string");
                    inputs.put(pName, pInputs);
                }
            } else {
                if("string".equals(p.getType())) {
                    String val  =(String) p.getValue();
                    val = '"' + val + '"';
                    parameters.put(pName, val);
                }
                else {
                    parameters.put(pName, p.getValue());
                    // Updated code to resolve the issue of missing \ for collector.schema.file
                    //parameters.put(pName, pName.equals("collector.schema.file") ? ((String)p.getValue()).replace("\"", "\\\"") : p.getValue());
                }
            }
        }
        if(override != null) {
            GetInput ov = new GetInput();
            ov.setBpInputName(Constants.SERVICE_COMPONENT_NAME_OVERRIDE);
            parameters.put(Constants.SERVICE_COMPONENT_NAME_OVERRIDE, ov);
            LinkedHashMap<String, Object> over =  blueprintHelperService.createStringInput( override);
            inputs.put(Constants.SERVICE_COMPONENT_NAME_OVERRIDE, over);
        }
        appconfig.setParams(parameters);

        response.put("appconfig", appconfig);
        response.put("inputs", inputs);
        return response;

    }

}