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/*
 * Copyright 2019 Netflix, 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 io.mantisrx.runtime.codec;

import io.mantisrx.common.codec.Codec;
import io.mantisrx.shaded.com.fasterxml.jackson.core.JsonProcessingException;
import io.mantisrx.shaded.com.fasterxml.jackson.databind.DeserializationFeature;
import io.mantisrx.shaded.com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;


public class JsonCodec implements Codec {

    private static ObjectMapper mapper = new ObjectMapper();

    private Class clazz;

    /**
     * Use {@link JacksonCodecs}
     *
     * @param clazz
     */
    @Deprecated
    public JsonCodec(Class clazz) {
        this.clazz = clazz;
        mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);
        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);

    }

    @Override
    public byte[] encode(T value) {
        try {
            return mapper.writeValueAsBytes(value);
        } catch (JsonProcessingException e) {
            throw new RuntimeException(e);
        }
    }

    @Override
    public T decode(byte[] bytes) {
        try {
            return mapper.readValue(bytes, clazz);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
}