/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.cassandra.cdc.json;

import java.util.function.Function;

import org.apache.avro.generic.GenericRecord;
import org.apache.cassandra.cdc.api.KeyspaceTypeKey;
import org.apache.cassandra.cdc.msg.CdcEvent;
import org.apache.cassandra.cdc.schemastore.LocalTableSchemaStore;
import org.apache.cassandra.cdc.schemastore.SchemaStore;
import org.apache.cassandra.spark.data.CqlField;

public class JsonSerializer
implements org.apache.kafka.common.serialization.Serializer<CdcEvent>
{
    private final AvroJsonTransformer transformer;

    public JsonSerializer(Function<KeyspaceTypeKey, CqlField.CqlType> typeLookup)
    {
        this(LocalTableSchemaStore.getInstance(), typeLookup);
    }

    public JsonSerializer(SchemaStore schemaStore, Function<KeyspaceTypeKey, CqlField.CqlType> typeLookup)
    {
        this.transformer = new AvroJsonTransformer(schemaStore, typeLookup);
    }

    public byte[] serialize(String topic, CdcEvent event)
    {
        GenericRecord record = transformer.transform(event);
        return CdcGenericData.getInstance().toString(record).getBytes();
    }
}
