/*
 * Copyright 2012 Nodeable 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.
 */

package com.streamreduce.core.transformer;

import com.streamreduce.core.model.Event;
import com.streamreduce.core.model.messages.details.SobaMessageDetails;
import com.streamreduce.core.transformer.message.MessageTransformer;
import com.streamreduce.core.transformer.message.SobaMessageTransformer;

import java.util.Map;
import java.util.Properties;

public class ItemActivityMessageTransformer extends SobaMessageTransformer implements MessageTransformer {

    public ItemActivityMessageTransformer(Properties messageProperties, SobaMessageDetails messageDetails) {
        super(messageProperties, messageDetails);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String doTransform(Event event) {
        Map<String, Object> eventMetadata = event.getMetadata();
        StringBuilder sb = new StringBuilder();

        // TODO: We should generate messages here based on the event instead of making the event poller do it

        // Title
        sb.append((String) eventMetadata.get("activityTitle"));

        // Content
        if (eventMetadata.get("activityContent") != null) {
            sb.append("\n");
            sb.append((String) eventMetadata.get("activityContent"));
        }

        return sb.toString();
    }
}