/*
 * Copyright (c) Atmosphère-NX
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include <stratosphere.hpp>
#include "settings_spl.hpp"

namespace ams::settings::impl {

    namespace {

        struct SplConfig {
            bool is_development;
            SplHardwareType hardware_type;
            bool is_quest;
            u64 device_id_low;
        };

        constexpr SplHardwareType ConvertToSplHardwareType(spl::HardwareType type) {
            switch (type) {
                case spl::HardwareType::Icosa:
                    return SplHardwareType_Icosa;
                case spl::HardwareType::Copper:
                    return SplHardwareType_Copper;
                case spl::HardwareType::Hoag:
                    return SplHardwareType_Hoag;
                case spl::HardwareType::Iowa:
                    return SplHardwareType_IcosaMariko;
                case spl::HardwareType::Calcio:
                    return SplHardwareType_Calcio;
                case spl::HardwareType::Aula:
                    return SplHardwareType_Aula;
                AMS_UNREACHABLE_DEFAULT_CASE();
            }
        }

        constexpr bool IsSplRetailInteractiveDisplayStateEnabled(spl::RetailInteractiveDisplayState quest_state) {
            switch (quest_state) {
                case spl::RetailInteractiveDisplayState_Disabled:
                    return false;
                case spl::RetailInteractiveDisplayState_Enabled:
                    return true;
                AMS_UNREACHABLE_DEFAULT_CASE();
            }
        }

        SplConfig GetSplConfig() {
            static constinit bool s_is_initialized = false;
            static constinit SplConfig s_config;

            if (!s_is_initialized) {
                /* Initialize spl. */
                spl::Initialize();
                ON_SCOPE_EXIT { spl::Finalize(); };

                /* Create the config. */
                s_config = {
                    .is_development = spl::IsDevelopment(),
                    .hardware_type  = ConvertToSplHardwareType(spl::GetHardwareType()),
                    .is_quest       = IsSplRetailInteractiveDisplayStateEnabled(spl::GetRetailInteractiveDisplayState()),
                    .device_id_low  = spl::GetDeviceIdLow(),
                };

                /* Mark as initialized. */
                s_is_initialized = true;
            }

            return s_config;
        }

    }

    bool IsSplDevelopment() {
        return GetSplConfig().is_development;
    }

    SplHardwareType GetSplHardwareType() {
        return GetSplConfig().hardware_type;
    }

    bool IsSplRetailInteractiveDisplayStateEnabled() {
        return GetSplConfig().is_quest;
    }

    u64 GetSplDeviceIdLow() {
        return GetSplConfig().device_id_low;
    }

}