/*
 * Copyright (c) 2023 Fancy Code.
 * 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.
 */
#include "StateMachineMakePtr.h"
#include "ILog.h"
#include "IStateMachine.h"
#include "StateMachineImpl.h"
#include "StatusCode.h"
#include "state_machine.h"
#include <memory>
#include <utility>
bool CreateStateMachine(void)
{
    auto instance = std::make_shared<IStateMachine>();
    StatusCode code = StateMachineMakePtr::GetInstance()->CreateStateMachine(instance);
    if (IsCodeOK(code)) {
        LogInfo("State machine instance is ok.\n");
        IStateMachine::GetInstance(&instance);
        return true;
    }
    return false;
}
bool DestroyStateMachine(void)
{
    auto instance = std::make_shared<IStateMachine>();
    IStateMachine::GetInstance(&instance);
    return true;
}
std::shared_ptr<StateMachineMakePtr> &StateMachineMakePtr::GetInstance(std::shared_ptr<StateMachineMakePtr> *impl)
{
    static auto instance = std::make_shared<StateMachineMakePtr>();
    if (impl) {
        instance = *impl;
    }
    return instance;
}
StatusCode StateMachineMakePtr::CreateStateMachine(std::shared_ptr<VStateMachineHandle> &stateMachine)
{
    // TODO: need a name ?
    auto tmp = std::make_shared<StateMachine>("TODO");
    if (tmp) {
        LogInfo("Create state machine module successfully.\n");
        stateMachine = std::move(tmp);
        return CreateStatusCode(STATUS_CODE_OK);
    }
    LogError("Create state machine module failed.\n");
    return CreateStatusCode(STATUS_CODE_MAKE_SHARED_PTR_FAILED);
}
StatusCode StateMachineMakePtr::CreateStateMachine(std::shared_ptr<IStateMachine> &instance)
{
    auto tmp = std::make_shared<StateMachineImpl>();
    if (tmp) {
        instance = std::move(tmp);
        return CreateStatusCode(STATUS_CODE_OK);
    }
    LogError("Create state machine module failed.\n");
    return CreateStatusCode(STATUS_CODE_MAKE_SHARED_PTR_FAILED);
}