/*
 *
 *    Copyright (c) 2020 Project CHIP Authors
 *    Copyright (c) 2020 Texas Instruments Incorporated
 *
 *    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.
 */

/**
 *    @file
 *          Provides the implementation of the Device Layer ConfigurationManager object
 *          for the Texas Instruments CC1352 platform.
 *
 */

/* this file behaves like a config.h, comes first */
#include <platform/internal/CHIPDeviceLayerInternal.h>

#include <platform/ConfigurationManager.h>
#include <platform/internal/GenericConfigurationManagerImpl.ipp>

#include <lib/core/CHIPVendorIdentifiers.hpp>
#include <platform/cc13xx_26xx/CC13XX_26XXConfig.h>

#include <lib/support/CodeUtils.h>
#include <lib/support/logging/CHIPLogging.h>

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
// BSP header cannot handle conversions

// clang-format off
// `/` is a path delimiter, not the division operation

#include <ti/devices/DeviceFamily.h>
#include DeviceFamily_constructPath(driverlib/sys_ctrl.h)

// clang-format on

#pragma GCC diagnostic pop

namespace chip {
namespace DeviceLayer {

using namespace ::chip::DeviceLayer::Internal;

ConfigurationManagerImpl & ConfigurationManagerImpl::GetDefaultInstance()
{
    static ConfigurationManagerImpl sInstance;
    return sInstance;
}

CHIP_ERROR ConfigurationManagerImpl::Init()
{
    CHIP_ERROR err;

    // Initialize the generic implementation base class.
    err = Internal::GenericConfigurationManagerImpl<CC13XX_26XXConfig>::Init();
    SuccessOrExit(err);

    IncreaseBootCount();
exit:
    return err;
}

bool ConfigurationManagerImpl::CanFactoryReset()
{
    // TODO: query the application to determine if factory reset is allowed.
    return true;
}

void ConfigurationManagerImpl::InitiateFactoryReset()
{
    PlatformMgr().ScheduleWork(DoFactoryReset);
}

CHIP_ERROR ConfigurationManagerImpl::GetRebootCount(uint32_t & rebootCount)
{
    return ReadConfigValue(CC13XX_26XXConfig::kConfigKey_BootCount, rebootCount);
}

CHIP_ERROR ConfigurationManagerImpl::IncreaseBootCount(void)
{
    CHIP_ERROR ret;
    uint32_t bootCount = 0;

    ret = ReadConfigValue(CC13XX_26XXConfig::kConfigKey_BootCount, bootCount);

    if (CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND == ret || CHIP_NO_ERROR == ret)
    {
        ret = WriteConfigValue(CC13XX_26XXConfig::kConfigKey_BootCount, bootCount + 1);
    }

    return ret;
}

CHIP_ERROR ConfigurationManagerImpl::GetTotalOperationalHours(uint32_t & totalOperationalHours)
{
    CHIP_ERROR ret;

    ret = ReadConfigValue(CC13XX_26XXConfig::kConfigKey_TotalOperationalHours, totalOperationalHours);

    if (CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND == ret)
    {
        totalOperationalHours = 0;
        return CHIP_NO_ERROR;
    }

    return ret;
}

CHIP_ERROR ConfigurationManagerImpl::StoreTotalOperationalHours(uint32_t totalOperationalHours)
{
    return WriteConfigValue(CC13XX_26XXConfig::kConfigKey_TotalOperationalHours, totalOperationalHours);
}

CHIP_ERROR ConfigurationManagerImpl::ReadPersistedStorageValue(::chip::Platform::PersistedStorage::Key key, uint32_t & value)
{
    CC13XX_26XXConfig::Key configKey{ { CC13XX_26XXConfig::kCC13XX_26XXMatter_SysID, key } };

    CHIP_ERROR err = ReadConfigValue(configKey, value);
    if (err == CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND)
    {
        err = CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND;
    }
    return err;
}

CHIP_ERROR ConfigurationManagerImpl::WritePersistedStorageValue(::chip::Platform::PersistedStorage::Key key, uint32_t value)
{
    CC13XX_26XXConfig::Key configKey{ { CC13XX_26XXConfig::kCC13XX_26XXMatter_SysID, key } };
    return WriteConfigValue(configKey, value);
}

CHIP_ERROR ConfigurationManagerImpl::ReadConfigValue(Key key, bool & val)
{
    return CC13XX_26XXConfig::ReadConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::ReadConfigValue(Key key, uint32_t & val)
{
    return CC13XX_26XXConfig::ReadConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::ReadConfigValue(Key key, uint64_t & val)
{
    return CC13XX_26XXConfig::ReadConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::ReadConfigValueStr(Key key, char * buf, size_t bufSize, size_t & outLen)
{
    return CC13XX_26XXConfig::ReadConfigValueStr(key, buf, bufSize, outLen);
}

CHIP_ERROR ConfigurationManagerImpl::ReadConfigValueBin(Key key, uint8_t * buf, size_t bufSize, size_t & outLen)
{
    return CC13XX_26XXConfig::ReadConfigValueBin(key, buf, bufSize, outLen);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValue(Key key, bool val)
{
    return CC13XX_26XXConfig::WriteConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValue(Key key, uint32_t val)
{
    return CC13XX_26XXConfig::WriteConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValue(Key key, uint64_t val)
{
    return CC13XX_26XXConfig::WriteConfigValue(key, val);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValueStr(Key key, const char * str)
{
    return CC13XX_26XXConfig::WriteConfigValueStr(key, str);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValueStr(Key key, const char * str, size_t strLen)
{
    return CC13XX_26XXConfig::WriteConfigValueStr(key, str, strLen);
}

CHIP_ERROR ConfigurationManagerImpl::WriteConfigValueBin(Key key, const uint8_t * data, size_t dataLen)
{
    return CC13XX_26XXConfig::WriteConfigValueBin(key, data, dataLen);
}

void ConfigurationManagerImpl::RunConfigUnitTest(void)
{
    CC13XX_26XXConfig::RunConfigUnitTest();
}

void ConfigurationManagerImpl::DoFactoryReset(intptr_t arg)
{
    CHIP_ERROR err;

    ChipLogProgress(DeviceLayer, "Performing factory reset");

    err = CC13XX_26XXConfig::FactoryResetConfig();
    if (err != CHIP_NO_ERROR)
    {
        ChipLogError(DeviceLayer, "FactoryResetConfig() failed: %s", ErrorStr(err));
    }

#if CHIP_DEVICE_CONFIG_ENABLE_THREAD

    ChipLogProgress(DeviceLayer, "Clearing Thread provision");
    ThreadStackMgr().ErasePersistentInfo();

#endif // CHIP_DEVICE_CONFIG_ENABLE_THREAD

    // Restart the system.
    ChipLogProgress(DeviceLayer, "System restarting");
    // There should probably be an OS API for this
    SysCtrlSystemReset();
}

ConfigurationManager & ConfigurationMgrImpl()
{
    return ConfigurationManagerImpl::GetDefaultInstance();
}

} // namespace DeviceLayer
} // namespace chip