/*
 * Copyright (c) 2014-2016, Freescale Semiconductor, Inc.
 * Copyright 2016-2017 NXP
 * Copyright 2020-2021 ACRIOS Systems s.r.o.
 * All rights reserved.
 *
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include "erpc_client_setup.h"

#include "erpc_basic_codec.hpp"
#include "erpc_client_manager.h"
#include "erpc_crc16.hpp"
#include "erpc_manually_constructed.hpp"
#include "erpc_message_buffer.hpp"
#include "erpc_transport.hpp"

#if ERPC_NESTED_CALLS
#include "erpc_threading.h"
#endif

using namespace erpc;

////////////////////////////////////////////////////////////////////////////////
// Variables
////////////////////////////////////////////////////////////////////////////////

// global client variables
ERPC_MANUALLY_CONSTRUCTED_STATIC(ClientManager, s_client);
#if defined(__MINGW32__)
__declspec(selectany)
#endif
    ClientManager *g_client;
#if !defined(__MINGW32__)
#pragma weak g_client
#endif
ERPC_MANUALLY_CONSTRUCTED_STATIC(BasicCodecFactory, s_codecFactory);
ERPC_MANUALLY_CONSTRUCTED_STATIC(Crc16, s_crc16);

////////////////////////////////////////////////////////////////////////////////
// Code
////////////////////////////////////////////////////////////////////////////////

erpc_client_t erpc_client_init(erpc_transport_t transport, erpc_mbf_t message_buffer_factory)
{
    erpc_assert(transport != NULL);
    erpc_assert(message_buffer_factory != NULL);

    Transport *castedTransport;
    BasicCodecFactory *codecFactory;
    Crc16 *crc16;
    ClientManager *client;

#if ERPC_ALLOCATION_POLICY == ERPC_ALLOCATION_POLICY_STATIC
    if (s_codecFactory.isUsed() || s_crc16.isUsed() || s_client.isUsed())
    {
        client = NULL;
    }
    else
    {
        // Init factories.
        s_codecFactory.construct();
        codecFactory = s_codecFactory.get();

        s_crc16.construct();
        crc16 = s_crc16.get();

        // Init the client manager.
        s_client.construct();
        client = s_client.get();
    }
#elif ERPC_ALLOCATION_POLICY == ERPC_ALLOCATION_POLICY_DYNAMIC
    // Init factories.
    codecFactory = new BasicCodecFactory();

    crc16 = new Crc16();

    // Init the client manager.
    client = new ClientManager();

    if ((codecFactory == NULL) || (crc16 == NULL) || (client == NULL))
    {
        if (codecFactory != NULL)
        {
            delete codecFactory;
        }
        if (crc16 != NULL)
        {
            delete crc16;
        }
        if (client != NULL)
        {
            delete client;
        }
        client = NULL;
    }
#else
#error "Unknown eRPC allocation policy!"
#endif

    if (client != NULL)
    {
        // Init client manager with the provided transport.
        castedTransport = reinterpret_cast<Transport *>(transport);
        castedTransport->setCrc16(crc16);
        client->setTransport(castedTransport);
        client->setCodecFactory(codecFactory);
        client->setMessageBufferFactory(reinterpret_cast<MessageBufferFactory *>(message_buffer_factory));
    }

    g_client = client;

    return reinterpret_cast<erpc_client_t>(client);
}

void erpc_client_set_error_handler(erpc_client_t client, client_error_handler_t error_handler)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->setErrorHandler(error_handler);
}

void erpc_client_set_crc(erpc_client_t client, uint32_t crcStart)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->getTransport()->getCrc16()->setCrcStart(crcStart);
}

#if ERPC_NESTED_CALLS
void erpc_client_set_server(erpc_client_t client, erpc_server_t server)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->setServer(reinterpret_cast<Server *>(server));
}

void erpc_client_set_server_thread_id(erpc_client_t client, void *serverThreadId)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->setServerThreadId(reinterpret_cast<Thread::thread_id_t *>(serverThreadId));
}
#endif

#if ERPC_MESSAGE_LOGGING
bool erpc_client_add_message_logger(erpc_client_t client, erpc_transport_t transport)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    return clientManager->addMessageLogger(reinterpret_cast<Transport *>(transport));
}
#endif

#if ERPC_PRE_POST_ACTION
void erpc_client_add_pre_cb_action(erpc_client_t client, pre_post_action_cb preCB)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->addPreCB(preCB);
}

void erpc_client_add_post_cb_action(erpc_client_t client, pre_post_action_cb postCB)
{
    erpc_assert(client != NULL);

    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    clientManager->addPostCB(postCB);
}
#endif

void erpc_client_deinit(erpc_client_t client)
{
#if ERPC_ALLOCATION_POLICY == ERPC_ALLOCATION_POLICY_STATIC
    (void)client;
    erpc_assert(reinterpret_cast<ClientManager *>(client) == s_client.get());
    s_codecFactory.destroy();
    s_crc16.destroy();
    s_client.destroy();
#elif ERPC_ALLOCATION_POLICY == ERPC_ALLOCATION_POLICY_DYNAMIC
    erpc_assert(client != NULL);
    ClientManager *clientManager = reinterpret_cast<ClientManager *>(client);

    delete clientManager->getCodecFactory();
    delete clientManager->getTransport()->getCrc16();
    delete clientManager;
#endif
}