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/*
 * Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 com.hazelcast.client.txn.proxy;

import com.hazelcast.client.spi.ClientTransactionContext;
import com.hazelcast.multimap.impl.MultiMapService;
import com.hazelcast.multimap.impl.client.TxnMultiMapGetRequest;
import com.hazelcast.multimap.impl.client.TxnMultiMapRemoveAllRequest;
import com.hazelcast.multimap.impl.client.TxnMultiMapSizeRequest;
import com.hazelcast.multimap.impl.client.TxnMultiMapPutRequest;
import com.hazelcast.multimap.impl.client.TxnMultiMapRemoveRequest;
import com.hazelcast.multimap.impl.client.TxnMultiMapValueCountRequest;
import com.hazelcast.core.TransactionalMultiMap;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.impl.PortableCollection;
import com.hazelcast.transaction.TransactionException;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;

/**
 * @author ali 6/10/13
 */
public class ClientTxnMultiMapProxy extends ClientTxnProxy implements TransactionalMultiMap {

    public ClientTxnMultiMapProxy(String name, ClientTransactionContext transactionContext) {
        super(name, transactionContext);
    }

    public boolean put(K key, V value) throws TransactionException {
        TxnMultiMapPutRequest request = new TxnMultiMapPutRequest(getName(), toData(key), toData(value));
        final Boolean result = invoke(request);
        return result;
    }

    public Collection get(K key) {
        TxnMultiMapGetRequest request = new TxnMultiMapGetRequest(getName(), toData(key));
        final PortableCollection portableCollection = invoke(request);
        final Collection collection = portableCollection.getCollection();
        Collection coll;
        if (collection instanceof List) {
            coll = new ArrayList(collection.size());
        } else {
            coll = new HashSet(collection.size());
        }
        for (Data data : collection) {
            coll.add((V) toObject(data));
        }
        return coll;
    }

    public boolean remove(Object key, Object value) {
        TxnMultiMapRemoveRequest request = new TxnMultiMapRemoveRequest(getName(), toData(key), toData(value));
        Boolean result = invoke(request);
        return result;
    }

    public Collection remove(Object key) {
        TxnMultiMapRemoveAllRequest request = new TxnMultiMapRemoveAllRequest(getName(), toData(key));
        PortableCollection portableCollection = invoke(request);
        final Collection collection = portableCollection.getCollection();
        Collection coll;
        if (collection instanceof List) {
            coll = new ArrayList(collection.size());
        } else {
            coll = new HashSet(collection.size());
        }
        for (Data data : collection) {
            coll.add((V) toObject(data));
        }
        return coll;
    }

    public int valueCount(K key) {
        TxnMultiMapValueCountRequest request = new TxnMultiMapValueCountRequest(getName(), toData(key));
        Integer result = invoke(request);
        return result;
    }

    public int size() {
        TxnMultiMapSizeRequest request = new TxnMultiMapSizeRequest(getName());
        Integer result = invoke(request);
        return result;
    }

    @Override
    public String getServiceName() {
        return MultiMapService.SERVICE_NAME;
    }

    void onDestroy() {
    }
}