/*
 * Copyright 2020 Anton Tananaev (anton@traccar.org)
 *
 * 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 org.traccar.api;

import org.traccar.helper.DateUtil;

import javax.ws.rs.ext.ParamConverter;
import javax.ws.rs.ext.ParamConverterProvider;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.Date;

public class DateParameterConverterProvider implements ParamConverterProvider {

    public static class DateParameterConverter implements ParamConverter<Date> {

        @Override
        public Date fromString(String value) {
            return value != null ? DateUtil.parseDate(value) : null;
        }

        @Override
        public String toString(Date value) {
            return value != null ? DateUtil.formatDate(value) : null;
        }

    }

    @Override
    public <T> ParamConverter<T> getConverter(Class<T> rawType, Type genericType, Annotation[] annotations) {
        if (Date.class.equals(rawType)) {
            @SuppressWarnings("unchecked")
            ParamConverter<T> paramConverter = (ParamConverter<T>) new DateParameterConverter();
            return paramConverter;
        }
        return null;
    }

}