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/*
 * Copyright (c) 2020 Richard Hauswald - https://quantummaid.de/.
 *
 * 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 de.quantummaid.httpmaid.tests;

import de.quantummaid.mapmaid.debug.DebugInformation;
import de.quantummaid.mapmaid.mapper.deserialization.DeserializerCallback;
import de.quantummaid.mapmaid.mapper.deserialization.deserializers.TypeDeserializer;
import de.quantummaid.mapmaid.mapper.deserialization.validation.ExceptionTracker;
import de.quantummaid.mapmaid.mapper.injector.Injector;
import de.quantummaid.mapmaid.mapper.universal.Universal;
import de.quantummaid.mapmaid.mapper.universal.UniversalObject;
import de.quantummaid.mapmaid.shared.identifier.TypeIdentifier;
import de.quantummaid.mapmaid.shared.mapping.CustomPrimitiveMappings;
import lombok.AccessLevel;
import lombok.EqualsAndHashCode;
import lombok.RequiredArgsConstructor;
import lombok.ToString;

import java.util.List;
import java.util.Map;
import java.util.function.Function;

import static java.util.Collections.emptyList;

@ToString
@EqualsAndHashCode
@RequiredArgsConstructor(access = AccessLevel.PRIVATE)
public final class MapDeserializer implements TypeDeserializer {
    private final Function, Object> deserializer;

    public static TypeDeserializer deserializeFromMap(final Function, Object> deserializer) {
        return new MapDeserializer(deserializer);
    }

    @Override
    public List requiredTypes() {
        return emptyList();
    }

    @SuppressWarnings("unchecked")
    @Override
    public  T deserialize(final Universal input,
                             final ExceptionTracker exceptionTracker,
                             final Injector injector,
                             final DeserializerCallback callback,
                             final CustomPrimitiveMappings customPrimitiveMappings,
                             final TypeIdentifier typeIdentifier,
                             final DebugInformation debugInformation) {
        if(!(input instanceof UniversalObject)) {
            throw new UnsupportedOperationException("Can only deserialize from map but got: " + input);
        }
        final Map map = (Map) input.toNativeJava();
        return (T) deserializer.apply(map);
    }

    @Override
    public String description() {
        return "custom map deserializer";
    }
}