// Copyright 2022 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#pragma once

#include <array>

#include "core/hle/result.h"
#include "core/hle/service/am/applets/applets.h"
#include "core/hle/service/mii/mii_manager.h"

namespace Core {
class System;
}

namespace Service::AM::Applets {

// This is nn::mii::AppletMode
enum class MiiAppletMode : u32 {
    ShowMiiEdit = 0,
    AppendMii = 1,
    AppendMiiImage = 2,
    UpdateMiiImage = 3,
    CreateMii = 4,
    EditMii = 5,
};

struct MiiCharInfo {
    Service::Mii::MiiInfo mii_data{};
    INSERT_PADDING_BYTES(0x28);
};
static_assert(sizeof(MiiCharInfo) == 0x80, "MiiCharInfo has incorrect size.");

// This is nn::mii::AppletInput
struct MiiAppletInput {
    s32 version{};
    MiiAppletMode applet_mode{};
    u32 special_mii_key_code{};
    union {
        std::array<Common::UUID, 8> valid_uuid;
        MiiCharInfo mii_char_info;
    };
    Common::UUID used_uuid;
    INSERT_PADDING_BYTES(0x64);
};
static_assert(sizeof(MiiAppletInput) == 0x100, "MiiAppletInput has incorrect size.");

// This is nn::mii::AppletOutput
struct MiiAppletOutput {
    ResultCode result{ResultSuccess};
    s32 index{};
    INSERT_PADDING_BYTES(0x18);
};
static_assert(sizeof(MiiAppletOutput) == 0x20, "MiiAppletOutput has incorrect size.");

// This is nn::mii::AppletOutputForCharInfoEditing
struct AppletOutputForCharInfoEditing {
    ResultCode result{ResultSuccess};
    Service::Mii::MiiInfo mii_data{};
    INSERT_PADDING_BYTES(0x24);
};
static_assert(sizeof(AppletOutputForCharInfoEditing) == 0x80,
              "AppletOutputForCharInfoEditing has incorrect size.");

class Mii final : public Applet {
public:
    explicit Mii(Core::System& system_, LibraryAppletMode applet_mode_,
                 const Core::Frontend::MiiApplet& frontend_);
    ~Mii() override;

    void Initialize() override;

    bool TransactionComplete() const override;
    ResultCode GetStatus() const override;
    void ExecuteInteractive() override;
    void Execute() override;

    void DisplayCompleted(const Core::Frontend::MiiParameters& parameters);

private:
    const Core::Frontend::MiiApplet& frontend;
    MiiAppletInput input_data{};
    AppletOutputForCharInfoEditing output_data{};

    bool is_complete = false;
    Core::System& system;
};

} // namespace Service::AM::Applets