// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#include "common/logging/log.h"
#include "core/hle/service/audio/audio_controller.h"
#include "core/hle/service/cmif_serialization.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/set/system_settings_server.h"
#include "core/hle/service/sm/sm.h"

namespace Service::Audio {

IAudioController::IAudioController(Core::System& system_)
    : ServiceFramework{system_, "audctl"}
    , service_context{system, "audctl"}
    , m_current_output_target{1}  // Initialize with default values
    , m_current_parameter{0x1388}
    , m_current_volume{100} {

    // Create notification event first
    notification_event = service_context.CreateEvent("IAudioController:NotificationEvent");

    // Get system settings service
    m_set_sys = system.ServiceManager().GetService<Service::Set::ISystemSettingsServer>("set:sys", true);

    // Register handlers
    static const FunctionInfo functions[] = {
        {0, nullptr, "GetTargetVolume"},
        {1, nullptr, "SetTargetVolume"},
        {2, D<&IAudioController::GetTargetVolumeMin>, "GetTargetVolumeMin"},
        {3, D<&IAudioController::GetTargetVolumeMax>, "GetTargetVolumeMax"},
        {4, nullptr, "IsTargetMute"},
        {5, nullptr, "SetTargetMute"},
        {6, nullptr, "IsTargetConnected"},
        {7, nullptr, "SetDefaultTarget"},
        {8, nullptr, "GetDefaultTarget"},
        {9, D<&IAudioController::GetAudioOutputMode>, "GetAudioOutputMode"},
        {10, D<&IAudioController::SetAudioOutputMode>, "SetAudioOutputMode"},
        {11, nullptr, "SetForceMutePolicy"},
        {12, D<&IAudioController::GetForceMutePolicy>, "GetForceMutePolicy"},
        {13, D<&IAudioController::GetOutputModeSetting>, "GetOutputModeSetting"},
        {14, D<&IAudioController::SetOutputModeSetting>, "SetOutputModeSetting"},
        {15, nullptr, "SetOutputTarget"},
        {16, nullptr, "SetInputTargetForceEnabled"},
        {17, D<&IAudioController::SetHeadphoneOutputLevelMode>, "SetHeadphoneOutputLevelMode"},
        {18, D<&IAudioController::GetHeadphoneOutputLevelMode>, "GetHeadphoneOutputLevelMode"},
        {19, nullptr, "AcquireAudioVolumeUpdateEventForPlayReport"},
        {20, nullptr, "AcquireAudioOutputDeviceUpdateEventForPlayReport"},
        {21, nullptr, "GetAudioOutputTargetForPlayReport"},
        {22, D<&IAudioController::NotifyHeadphoneVolumeWarningDisplayedEvent>, "NotifyHeadphoneVolumeWarningDisplayedEvent"},
        {23, nullptr, "SetSystemOutputMasterVolume"},
        {24, nullptr, "GetSystemOutputMasterVolume"},
        {25, nullptr, "GetAudioVolumeDataForPlayReport"},
        {26, nullptr, "UpdateHeadphoneSettings"},
        {27, nullptr, "SetVolumeMappingTableForDev"},
        {28, nullptr, "GetAudioOutputChannelCountForPlayReport"},
        {29, nullptr, "BindAudioOutputChannelCountUpdateEventForPlayReport"},
        {30, D<&IAudioController::SetSpeakerAutoMuteEnabled>, "SetSpeakerAutoMuteEnabled"},
        {31, D<&IAudioController::IsSpeakerAutoMuteEnabled>, "IsSpeakerAutoMuteEnabled"},
        {32, nullptr, "GetActiveOutputTarget"},
        {33, nullptr, "GetTargetDeviceInfo"},
        {34, D<&IAudioController::AcquireTargetNotification>, "AcquireTargetNotification"},
        {35, nullptr, "SetHearingProtectionSafeguardTimerRemainingTimeForDebug"},
        {36, nullptr, "GetHearingProtectionSafeguardTimerRemainingTimeForDebug"},
        {37, nullptr, "SetHearingProtectionSafeguardEnabled"},
        {38, nullptr, "IsHearingProtectionSafeguardEnabled"},
        {39, nullptr, "IsHearingProtectionSafeguardMonitoringOutputForDebug"},
        {40, nullptr, "GetSystemInformationForDebug"},
        {41, nullptr, "SetVolumeButtonLongPressTime"},
        {42, nullptr, "SetNativeVolumeForDebug"},
        {10000, nullptr, "NotifyAudioOutputTargetForPlayReport"},
        {10001, nullptr, "NotifyAudioOutputChannelCountForPlayReport"},
        {10002, nullptr, "NotifyUnsupportedUsbOutputDeviceAttachedForPlayReport"},
        {10100, nullptr, "GetAudioVolumeDataForPlayReport"},
        {10101, nullptr, "BindAudioVolumeUpdateEventForPlayReport"},
        {10102, nullptr, "BindAudioOutputTargetUpdateEventForPlayReport"},
        {10103, nullptr, "GetAudioOutputTargetForPlayReport"},
        {10104, nullptr, "GetAudioOutputChannelCountForPlayReport"},
        {10105, nullptr, "BindAudioOutputChannelCountUpdateEventForPlayReport"},
        {10106, nullptr, "GetDefaultAudioOutputTargetForPlayReport"},
        {5000, D<&IAudioController::GetSelfController>, "GetSelfController"},
        {50001, D<&IAudioController::SetAudioControllerOutput>, "SetAudioControllerOutput"},
    };
    RegisterHandlers(functions);

    // Signal initial state
    if (notification_event) {
        notification_event->Signal();
    }
}

IAudioController::~IAudioController() {
    service_context.CloseEvent(notification_event);
};

Result IAudioController::GetTargetVolumeMin(Out<s32> out_target_min_volume) {
    LOG_DEBUG(Audio, "called.");

    // This service function is currently hardcoded on the
    // actual console to this value (as of 8.0.0).
    *out_target_min_volume = 0;
    R_SUCCEED();
}

Result IAudioController::GetTargetVolumeMax(Out<s32> out_target_max_volume) {
    LOG_DEBUG(Audio, "called.");

    // This service function is currently hardcoded on the
    // actual console to this value (as of 8.0.0).
    *out_target_max_volume = 15;
    R_SUCCEED();
}

Result IAudioController::GetAudioOutputMode(Out<Set::AudioOutputMode> out_output_mode,
                                            Set::AudioOutputModeTarget target) {
    const auto result = m_set_sys->GetAudioOutputMode(out_output_mode, target);

    LOG_INFO(Service_SET, "called, target={}, output_mode={}", target, *out_output_mode);
    R_RETURN(result);
}

Result IAudioController::SetAudioOutputMode(Set::AudioOutputModeTarget target,
                                            Set::AudioOutputMode output_mode) {
    LOG_INFO(Service_SET, "called, target={}, output_mode={}", target, output_mode);

    R_RETURN(m_set_sys->SetAudioOutputMode(target, output_mode));
}

Result IAudioController::GetForceMutePolicy(Out<ForceMutePolicy> out_mute_policy) {
    LOG_WARNING(Audio, "(STUBBED) called");

    // Removed on FW 13.2.1+
    *out_mute_policy = ForceMutePolicy::Disable;
    R_SUCCEED();
}

Result IAudioController::GetOutputModeSetting(Out<Set::AudioOutputMode> out_output_mode,
                                              Set::AudioOutputModeTarget target) {
    LOG_WARNING(Audio, "(STUBBED) called, target={}", target);

    *out_output_mode = Set::AudioOutputMode::ch_7_1;
    R_SUCCEED();
}

Result IAudioController::SetOutputModeSetting(Set::AudioOutputModeTarget target,
                                              Set::AudioOutputMode output_mode) {
    LOG_INFO(Service_SET, "called, target={}, output_mode={}", target, output_mode);
    R_SUCCEED();
}

Result IAudioController::SetHeadphoneOutputLevelMode(HeadphoneOutputLevelMode output_level_mode) {
    LOG_WARNING(Audio, "(STUBBED) called, output_level_mode={}", output_level_mode);
    R_SUCCEED();
}

Result IAudioController::GetHeadphoneOutputLevelMode(
    Out<HeadphoneOutputLevelMode> out_output_level_mode) {
    LOG_INFO(Audio, "called");

    *out_output_level_mode = HeadphoneOutputLevelMode::Normal;
    R_SUCCEED();
}

Result IAudioController::NotifyHeadphoneVolumeWarningDisplayedEvent() {
    LOG_WARNING(Service_Audio, "(STUBBED) called");
    R_SUCCEED();
}

Result IAudioController::SetSpeakerAutoMuteEnabled(bool is_speaker_auto_mute_enabled) {
    LOG_INFO(Audio, "called, is_speaker_auto_mute_enabled={}", is_speaker_auto_mute_enabled);

    R_RETURN(m_set_sys->SetSpeakerAutoMuteFlag(is_speaker_auto_mute_enabled));
}

Result IAudioController::IsSpeakerAutoMuteEnabled(Out<bool> out_is_speaker_auto_mute_enabled) {
    const auto result = m_set_sys->GetSpeakerAutoMuteFlag(out_is_speaker_auto_mute_enabled);

    LOG_INFO(Audio, "called, is_speaker_auto_mute_enabled={}", *out_is_speaker_auto_mute_enabled);
    R_RETURN(result);
}

Result IAudioController::AcquireTargetNotification(
    OutCopyHandle<Kernel::KReadableEvent> out_notification_event) {
    LOG_WARNING(Service_Audio, "(STUBBED) called");

    *out_notification_event = &notification_event->GetReadableEvent();
    R_SUCCEED();
}

Result IAudioController::SetAudioControllerOutput(u32 output_target, u32 parameter, u32 volume) {
    LOG_DEBUG(Audio, "called. output_target={}, parameter={}, volume={}", output_target, parameter, volume);

    if (!notification_event) {
        LOG_ERROR(Audio, "Notification event not initialized");
        R_THROW(ResultCode::ResultInvalidState);
    }

    m_current_output_target = output_target;
    m_current_parameter = parameter;
    m_current_volume = volume;

    notification_event->Signal();
    R_SUCCEED();
}

Result IAudioController::GetSelfController(Out<SharedPointer<IAudioController>> out_controller) {
    LOG_DEBUG(Audio, "called");

    // Use ServiceFramework's built-in method to get a shared pointer
    *out_controller = SharedPointer<IAudioController>(this);

    // Signal notification event since we're returning a new interface
    if (notification_event) {
        notification_event->Signal();
    }

    R_SUCCEED();
}

} // namespace Service::Audio