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/*
 * Copyright (c) 2008-2020, 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.cp.internal;

import com.hazelcast.client.cp.internal.datastructures.proxy.ClientRaftProxyFactory;
import com.hazelcast.client.impl.clientside.HazelcastClientInstanceImpl;
import com.hazelcast.client.impl.spi.ClientContext;
import com.hazelcast.cp.IAtomicLong;
import com.hazelcast.cp.IAtomicReference;
import com.hazelcast.cp.ICountDownLatch;
import com.hazelcast.cp.ISemaphore;
import com.hazelcast.cp.CPMember;
import com.hazelcast.cp.CPSubsystem;
import com.hazelcast.cp.CPSubsystemManagementService;
import com.hazelcast.cp.internal.datastructures.atomiclong.AtomicLongService;
import com.hazelcast.cp.internal.datastructures.atomicref.AtomicRefService;
import com.hazelcast.cp.internal.datastructures.countdownlatch.CountDownLatchService;
import com.hazelcast.cp.internal.datastructures.lock.LockService;
import com.hazelcast.cp.internal.datastructures.semaphore.SemaphoreService;
import com.hazelcast.cp.lock.FencedLock;
import com.hazelcast.cp.session.CPSessionManagementService;

import javax.annotation.Nonnull;

import static com.hazelcast.internal.util.Preconditions.checkNotNull;

/**
 * Client-side impl of the CP subsystem to create CP data structure proxies
 */
public class CPSubsystemImpl implements CPSubsystem {

    private final ClientRaftProxyFactory proxyFactory;

    public CPSubsystemImpl(HazelcastClientInstanceImpl client) {
        this.proxyFactory = new ClientRaftProxyFactory(client);
    }

    public void init(ClientContext context) {
        proxyFactory.init(context);
    }

    @Nonnull
    @Override
    public IAtomicLong getAtomicLong(@Nonnull String name) {
        checkNotNull(name, "Retrieving an atomic long instance with a null name is not allowed!");
        return proxyFactory.createProxy(AtomicLongService.SERVICE_NAME, name);
    }

    @Nonnull
    @Override
    public  IAtomicReference getAtomicReference(@Nonnull String name) {
        checkNotNull(name, "Retrieving an atomic reference instance with a null name is not allowed!");
        return proxyFactory.createProxy(AtomicRefService.SERVICE_NAME, name);
    }

    @Nonnull
    @Override
    public ICountDownLatch getCountDownLatch(@Nonnull String name) {
        checkNotNull(name, "Retrieving a count down latch instance with a null name is not allowed!");
        return proxyFactory.createProxy(CountDownLatchService.SERVICE_NAME, name);
    }

    @Nonnull
    @Override
    public FencedLock getLock(@Nonnull String name) {
        checkNotNull(name, "Retrieving an fenced lock instance with a null name is not allowed!");
        return proxyFactory.createProxy(LockService.SERVICE_NAME, name);
    }

    @Nonnull
    @Override
    public ISemaphore getSemaphore(@Nonnull String name) {
        checkNotNull(name, "Retrieving a semaphore instance with a null name is not allowed!");
        return proxyFactory.createProxy(SemaphoreService.SERVICE_NAME, name);
    }

    @Override
    public CPMember getLocalCPMember() {
        throw new UnsupportedOperationException();
    }

    @Override
    public CPSubsystemManagementService getCPSubsystemManagementService() {
        throw new UnsupportedOperationException();
    }

    @Override
    public CPSessionManagementService getCPSessionManagementService() {
        throw new UnsupportedOperationException();
    }
}