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/*
 * Tencent is pleased to support the open source community by making Polaris available.
 *
 * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
 *
 * Licensed under the BSD 3-Clause License (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://opensource.org/licenses/BSD-3-Clause
 *
 * 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.tencent.polaris.factory.util;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import java.io.IOException;

public class TimeStrJsonDeserializer extends StdDeserializer {

    public TimeStrJsonDeserializer() {
        super(Long.class);
    }

    @Override
    public Long deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
            throws IOException, JsonProcessingException {
        String currentName = jsonParser.getCurrentName();
        if (jsonParser.hasToken(JsonToken.VALUE_NUMBER_INT)) {
            return Long.parseLong(jsonParser.getText());
        } else if (jsonParser.hasToken(JsonToken.VALUE_STRING)) {
            String text = jsonParser.getText();
            return DurationUtils
                    .parseConfigDurationStr(text, currentName, 0, 0);
        } else if (jsonParser.hasToken(JsonToken.VALUE_NUMBER_FLOAT)) {
            double value = Double.parseDouble(jsonParser.getText());
            return (long) value;
        }
        return null;
    }
}