outfly/src/menu.rs

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//
// This plugin manages game menus and the player death screen

use crate::prelude::*;
use bevy::prelude::*;
use fastrand;

pub const POEMS: &str = &include_str!("data/deathpoems.in");

pub struct MenuPlugin;
impl Plugin for MenuPlugin {
    fn build(&self, app: &mut App) {
        app.add_systems(Startup, setup.after(hud::setup));
        app.add_systems(
            PreUpdate,
            show_deathscreen.run_if(on_event::<DeathScreenEvent>()),
        );
        app.add_systems(Update, handle_deathscreen_input);
        app.add_systems(
            PostUpdate,
            update_menu
                .after(game::handle_game_event)
                .run_if(on_event::<UpdateMenuEvent>()),
        );
        app.add_systems(Update, handle_input.run_if(alive));
        app.insert_resource(DeathScreenInputDelayTimer(Timer::from_seconds(
            1.0,
            TimerMode::Once,
        )));
        app.insert_resource(MenuState::default());
        app.add_event::<DeathScreenEvent>();
        app.add_event::<UpdateMenuEvent>();
    }
}

#[derive(Resource)]
pub struct DeathScreenInputDelayTimer(pub Timer);
#[derive(Component)]
pub struct MenuElement;
#[derive(Component)]
pub struct MenuTopLevel;
#[derive(Component)]
pub struct FooterElement;
#[derive(Component)]
pub struct MenuAchievements;
#[derive(Component)]
pub struct DeathScreenElement;
#[derive(Component)]
pub struct DeathText;
#[derive(Event)]
pub struct UpdateMenuEvent;
#[derive(Event, PartialEq)]
pub enum DeathScreenEvent {
    Show,
    Hide,
}

pub const MENUDEF: &[(&str, MenuAction)] = &[
    ("Phone Call", MenuAction::PhoneCall),
    ("", MenuAction::ToggleAR),
    ("", MenuAction::ChangeARAvatar),
    ("", MenuAction::ChangePointer),
    ("", MenuAction::ToggleMap),
    ("", MenuAction::ModLightAmp),
    ("", MenuAction::ModFlashlightPower),
    ("", MenuAction::ModThrusterBoost),
    ("", MenuAction::ModReactor),
    ("", MenuAction::ToggleSound),
    ("", MenuAction::ToggleMusic),
    ("", MenuAction::ToggleCamera),
    ("", MenuAction::ToggleShadows),
    ("Fullscreen [F11]", MenuAction::ToggleFullscreen),
    ("Take Off Helmet", MenuAction::Restart),
    ("Quit", MenuAction::Quit),
];

#[derive(Component)]
pub enum MenuAction {
    ToggleMap,
    ToggleAR,
    ChangeARAvatar,
    ChangePointer,
    ModLightAmp,
    ModFlashlightPower,
    ModThrusterBoost,
    ModReactor,
    ToggleSound,
    ToggleMusic,
    PhoneCall,
    ToggleCamera,
    ToggleFullscreen,
    ToggleShadows,
    Restart,
    Quit,
}

pub fn setup(
    mut commands: Commands,
    asset_server: Res<AssetServer>,
    achievement_tracker: Res<var::AchievementTracker>,
    settings: Res<Settings>,
) {
    commands.spawn((
        DeathScreenElement,
        NodeBundle {
            style: style_fullscreen(),
            background_color: Color::BLACK.into(),
            visibility: Visibility::Hidden,
            ..default()
        },
    ));

    let font_handle = asset_server.load(FONT);
    let style_death = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_deathtext,
        color: settings.hud_color_death,
        ..default()
    };
    let style_death_poem = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_deathpoem,
        color: settings.hud_color_deathpoem,
        ..default()
    };
    let style_death_subtext = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_deathsubtext,
        color: settings.hud_color_death,
        ..default()
    };
    let style_death_subsubtext = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_deathsubtext * 0.8,
        color: settings.hud_color_death,
        ..default()
    };
    let style_death_achievements = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_death_achievements,
        color: settings.hud_color_death_achievements,
        ..default()
    };
    commands
        .spawn((
            DeathScreenElement,
            NodeBundle {
                style: style_centered(),
                visibility: Visibility::Hidden,
                ..default()
            },
        ))
        .with_children(|builder| {
            builder.spawn((
                DeathText,
                TextBundle {
                    text: Text {
                        sections: vec![
                            TextSection::new("", style_death_poem),
                            TextSection::new("You are dead.\n", style_death),
                            TextSection::new("Cause: ", style_death_subtext.clone()),
                            TextSection::new("Unknown", style_death_subtext),
                            TextSection::new("", style_death_achievements),
                            TextSection::new(
                                "\n\n\n\nPress E to begin anew.",
                                style_death_subsubtext,
                            ),
                        ],
                        justify: JustifyText::Center,
                        ..default()
                    },
                    ..default()
                },
            ));
        });

    let style_menu = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_hud,
        color: settings.hud_color,
        ..default()
    };

    let sections: Vec<TextSection> = Vec::from_iter(
        MENUDEF
            .iter()
            .map(|(label, _)| TextSection::new(label.to_string() + "\n", style_menu.clone())),
    );

    commands.spawn((
        MenuElement,
        NodeBundle {
            style: style_fullscreen(),
            background_color: Color::srgba(0.0, 0.0, 0.0, 0.8).into(),
            visibility: Visibility::Hidden,
            ..default()
        },
    ));

    commands
        .spawn((
            MenuElement,
            NodeBundle {
                style: Style {
                    width: Val::Percent(100.0),
                    height: Val::Percent(100.0),
                    align_items: AlignItems::Center,
                    justify_content: JustifyContent::SpaceAround,
                    ..default()
                },
                visibility: Visibility::Hidden,
                ..default()
            },
        ))
        .with_children(|builder| {
            builder.spawn((
                MenuTopLevel,
                TextBundle {
                    text: Text {
                        sections,
                        justify: JustifyText::Center,
                        ..default()
                    },
                    ..default()
                },
            ));
        });

    let style_achievement_header = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_achievement_header,
        color: settings.hud_color_achievement_header,
        ..default()
    };
    let style_achievement = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_achievement,
        color: settings.hud_color_achievement,
        ..default()
    };
    let achievement_count = achievement_tracker.to_bool_vec().len();

    commands
        .spawn((
            MenuElement,
            NodeBundle {
                style: Style {
                    width: Val::Percent(100.0),
                    height: Val::Percent(100.0),
                    left: Val::Percent(2.0),
                    top: Val::Percent(2.0),
                    align_items: AlignItems::Start,
                    justify_content: JustifyContent::Start,
                    ..default()
                },
                visibility: Visibility::Hidden,
                ..default()
            },
        ))
        .with_children(|builder| {
            let mut sections = vec![TextSection::new(
                "Achievements\n",
                style_achievement_header.clone(),
            )];
            sections.extend(Vec::from_iter(
                (0..achievement_count).map(|_| TextSection::new("", style_achievement.clone())),
            ));
            builder.spawn((
                MenuAchievements,
                TextBundle {
                    text: Text {
                        sections,
                        justify: JustifyText::Left,
                        ..default()
                    },
                    ..default()
                },
            ));
        });

    let keybindings = include_str!("data/keybindings.in");
    let style_keybindings = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_keybindings,
        color: settings.hud_color_keybindings,
        ..default()
    };

    commands
        .spawn((
            MenuElement,
            NodeBundle {
                style: Style {
                    width: Val::Percent(96.0),
                    height: Val::Percent(96.0),
                    left: Val::Percent(2.0),
                    top: Val::Percent(2.0),
                    align_items: AlignItems::Start,
                    justify_content: JustifyContent::End,
                    ..default()
                },
                visibility: Visibility::Hidden,
                ..default()
            },
        ))
        .with_children(|builder| {
            builder.spawn((TextBundle {
                text: Text {
                    sections: vec![
                        TextSection::new("Controls\n", style_achievement_header),
                        TextSection::new(keybindings, style_keybindings),
                    ],
                    justify: JustifyText::Right,
                    ..default()
                },
                ..default()
            },));
        });

    let style_version = TextStyle {
        font: font_handle.clone(),
        font_size: settings.font_size_version,
        color: settings.hud_color_version,
        ..default()
    };

    commands
        .spawn((
            MenuElement,
            NodeBundle {
                style: Style {
                    width: Val::Percent(96.0),
                    height: Val::Percent(96.0),
                    left: Val::Percent(2.0),
                    top: Val::Percent(2.0),
                    align_items: AlignItems::End,
                    justify_content: JustifyContent::End,
                    ..default()
                },
                visibility: Visibility::Hidden,
                ..default()
            },
        ))
        .with_children(|builder| {
            builder.spawn((
                FooterElement,
                TextBundle {
                    text: Text {
                        sections: vec![TextSection::new(
                            format!("{} {}", GAME_NAME, settings.version.as_str()),
                            style_version,
                        )],
                        justify: JustifyText::Right,
                        ..default()
                    },
                    ..default()
                },
            ));
        });
}

pub fn show_deathscreen(
    mut er_deathscreen: EventReader<DeathScreenEvent>,
    mut q_vis: Query<&mut Visibility, With<DeathScreenElement>>,
    mut q_text: Query<&mut Text, With<DeathText>>,
    mut ew_pausesfx: EventWriter<audio::PauseAllSfxEvent>,
    mut ew_game: EventWriter<GameEvent>,
    mut ew_sfx: EventWriter<audio::PlaySfxEvent>,
    mut ew_effect: EventWriter<visual::SpawnEffectEvent>,
    mut ew_respawn: EventWriter<world::RespawnEvent>,
    mut ew_respawnaudiosinks: EventWriter<audio::RespawnSinksEvent>,
    mut timer: ResMut<DeathScreenInputDelayTimer>,
    mut menustate: ResMut<MenuState>,
    mut settings: ResMut<Settings>,
    achievement_tracker: Res<var::AchievementTracker>,
) {
    for event in er_deathscreen.read() {
        let show = *event == DeathScreenEvent::Show;
        for mut vis in &mut q_vis {
            *vis = bool2vis(show);
        }
        settings.deathscreen_active = show;
        settings.alive = !show;

        if show {
            timer.0.reset();
            *menustate = MenuState::default();
            ew_game.send(GameEvent::SetMenu(Turn::Off));
            ew_pausesfx.send(audio::PauseAllSfxEvent);
            if let Ok(mut text) = q_text.get_single_mut() {
                let poems: Vec<&str> = POEMS.split("\n\n").collect();
                if poems.len() > 0 {
                    let poem_index = fastrand::usize(..poems.len());
                    let poem = poems[poem_index].to_string();
                    text.sections[0].value = poem + "\n\n\n\n";
                }
                text.sections[3].value = settings.death_cause.clone();
                text.sections[4].value = achievement_tracker.to_summary();
            }
        } else {
            ew_respawnaudiosinks.send(audio::RespawnSinksEvent);
            ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::WakeUp));
            ew_effect.send(visual::SpawnEffectEvent {
                class: visual::Effects::FadeIn(Color::BLACK),
                duration: 0.3,
            });
            ew_respawn.send(world::RespawnEvent);
        }
    }
}

pub fn handle_deathscreen_input(
    time: Res<Time>,
    keyboard_input: Res<ButtonInput<KeyCode>>,
    mut timer: ResMut<DeathScreenInputDelayTimer>,
    mut ew_deathscreen: EventWriter<DeathScreenEvent>,
    settings: Res<Settings>,
) {
    if !settings.deathscreen_active || !timer.0.tick(time.delta()).finished() {
        return;
    }
    if keyboard_input.pressed(settings.key_interact) {
        ew_deathscreen.send(DeathScreenEvent::Hide);
    }
}

#[derive(Resource, Debug, Default)]
pub struct MenuState {
    cursor: usize,
}

pub fn update_menu(
    mut q_text: Query<&mut Text, With<MenuTopLevel>>,
    mut q_footer: Query<&mut Text, (With<FooterElement>, Without<MenuTopLevel>)>,
    mut q_achievement_text: Query<
        &mut Text,
        (
            With<MenuAchievements>,
            Without<MenuTopLevel>,
            Without<FooterElement>,
        ),
    >,
    mut q_vis: Query<&mut Visibility, With<menu::MenuElement>>,
    id2pos: Res<game::Id2Pos>,
    achievement_tracker: Res<var::AchievementTracker>,
    menustate: Res<MenuState>,
    settings: Res<Settings>,
    prefs: Res<Preferences>,
) {
    for mut vis in &mut q_vis {
        *vis = bool2vis(settings.menu_active);
    }
    fn bool2string(boolean: bool) -> String {
        if boolean { "On" } else { "Off" }.to_string()
    }

    let bools = achievement_tracker.to_bool_vec();
    let rendered = achievement_tracker.to_textsections();
    if let (Ok(mut text), Some(player_pos), Some(jupiter_pos)) = (
        q_footer.get_single_mut(),
        id2pos.0.get(cmd::ID_PLAYER),
        id2pos.0.get(cmd::ID_JUPITER),
    ) {
        let (clock_max, clock_current) =
            nature::pos_to_orbit_time(*player_pos, *jupiter_pos, nature::JUPITER_MASS);
        text.sections[0].value = format!(
            "Orbital Clock:\n{} of {}\n{} {}",
            nature::format_seconds_to_hour_min(clock_current),
            nature::format_seconds_to_hour_min(clock_max),
            GAME_NAME,
            settings.version.as_str()
        );
    }
    if let Ok(mut text) = q_achievement_text.get_single_mut() {
        for i in 0..text.sections.len() - 1 {
            text.sections[i + 1].style.color = if bools[i] {
                settings.hud_color_achievement_accomplished
            } else {
                settings.hud_color_achievement
            };
            text.sections[i + 1].value = rendered[i].clone();
        }
    }
    if let Ok(mut text) = q_text.get_single_mut() {
        for i in 0..text.sections.len() {
            if menustate.cursor == i {
                text.sections[i].style.color = settings.hud_color_subtitles;
            } else {
                text.sections[i].style.color = settings.hud_color;
            }

            match MENUDEF[i].1 {
                MenuAction::ToggleSound => {
                    let noisecancel = if let Some(noisecancel) = settings
                        .noise_cancellation_modes
                        .get(settings.noise_cancellation_mode)
                    {
                        &noisecancel.0
                    } else {
                        &settings.noise_cancellation_modes[0].0
                    };
                    text.sections[i].value = format!("\nNoise Cancellation: {noisecancel}\n");
                }
                MenuAction::ToggleMusic => {
                    let station =
                        if let Some(station) = settings.radio_modes.get(settings.radio_mode) {
                            station
                        } else {
                            &settings.radio_modes[0]
                        };
                    text.sections[i].value = format!("Speakers: {station}\n");
                }
                MenuAction::ToggleAR => {
                    let onoff = bool2string(settings.hud_active);
                    let p = if settings.hud_active {
                        actor::POWER_DRAIN_AR
                    } else {
                        0.0
                    };
                    let w = if p > 0.0 {
                        format!(" ({p}W)")
                    } else {
                        String::from("")
                    };
                    text.sections[i].value = format!("Augmented Reality: {onoff}{w} [TAB]\n");
                }
                MenuAction::ModLightAmp => {
                    let p = actor::POWER_DRAIN_LIGHTAMP[prefs.light_amp];
                    text.sections[i].value = format!("\nLight Amplification: {p}W\n");
                }
                MenuAction::ModFlashlightPower => {
                    let p = actor::POWER_DRAIN_FLASHLIGHT[prefs.flashlight_power];
                    text.sections[i].value = format!("Flashlight Power: {p}W\n");
                }
                MenuAction::ModThrusterBoost => {
                    let state = match prefs.thruster_boost {
                        0 => "For braking",
                        1 => "Always",
                        2 => "Off",
                        _ => "ERROR",
                    };
                    let p = actor::POWER_DRAIN_THRUSTER[prefs.thruster_boost];
                    let w = if p > 0.0 {
                        format!(" ({p}W)")
                    } else {
                        String::from("")
                    };
                    text.sections[i].value = format!("Thruster Boost: {state}{w}\n");
                }
                MenuAction::ModReactor => {
                    let state = match settings.reactor_state {
                        0 => "Off",
                        1 => "On",
                        2 => "OVERLOAD ☢",
                        _ => "ERROR",
                    };
                    let p = actor::POWER_GAIN_REACTOR[settings.reactor_state];
                    let w = if p > 0.0 {
                        format!(" (+{p}W)")
                    } else {
                        String::from("")
                    };
                    text.sections[i].value = format!("Reactor: {state}{w}\n");
                }
                MenuAction::ChangeARAvatar => {
                    if let Some(ava) = hud::PLAYER_AR_AVATARS.get(settings.ar_avatar) {
                        let avatar_title = ava.3;
                        text.sections[i].value = format!("Avatar: {avatar_title}\n");
                    }
                }
                MenuAction::ChangePointer => {
                    for pointer in hud::POINTERS {
                        if pointer.0 == prefs.pointer {
                            text.sections[i].value = format!("Pointer: {}\n", pointer.2);
                            break;
                        }
                    }
                }
                MenuAction::ToggleMap => {
                    let onoff = bool2string(settings.map_active);
                    text.sections[i].value = format!("Map: {onoff} [M]\n");
                }
                MenuAction::ToggleCamera => {
                    let onoff = if settings.third_person {
                        "3rd Person"
                    } else {
                        "1st Person"
                    };
                    text.sections[i].value = format!("\nCamera: {onoff} [C]\n");
                }
                MenuAction::ToggleShadows => {
                    let onoff = if settings.shadows_sun { "High" } else { "Low" };
                    text.sections[i].value = format!("Shadows: {onoff}\n");
                }
                _ => {}
            }
        }
    }
}

pub fn handle_input(
    keyboard_input: Res<ButtonInput<KeyCode>>,
    mut settings: ResMut<Settings>,
    mut prefs: ResMut<Preferences>,
    mut menustate: ResMut<MenuState>,
    mut app_exit_events: ResMut<Events<AppExit>>,
    mut ew_game: EventWriter<game::GameEvent>,
    mut ew_playerdies: EventWriter<game::PlayerDiesEvent>,
    mut ew_sfx: EventWriter<audio::PlaySfxEvent>,
    mut ew_updatemenu: EventWriter<UpdateMenuEvent>,
    mut ew_updateavatar: EventWriter<hud::UpdateAvatarEvent>,
    mut ew_updatepointer: EventWriter<hud::UpdatePointerEvent>,
    mut ew_updateoverlays: EventWriter<hud::UpdateOverlayVisibility>,
) {
    let last_menu_entry = MENUDEF.len() - 1;

    if keyboard_input.just_pressed(settings.key_menu)
        || keyboard_input.just_pressed(settings.key_vehicle) && settings.menu_active
    {
        ew_game.send(GameEvent::SetMenu(Toggle));
    }
    if !settings.menu_active {
        return;
    }
    if keyboard_input.just_pressed(settings.key_forward)
        || keyboard_input.just_pressed(settings.key_mouseup)
        || keyboard_input.just_pressed(KeyCode::ArrowUp)
    {
        menustate.cursor = if menustate.cursor == 0 {
            last_menu_entry
        } else {
            menustate.cursor.saturating_sub(1)
        };
        ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::Click3));
        ew_updatemenu.send(UpdateMenuEvent);
    }
    if keyboard_input.just_pressed(settings.key_back)
        || keyboard_input.just_pressed(settings.key_mousedown)
        || keyboard_input.just_pressed(KeyCode::ArrowDown)
    {
        menustate.cursor = if menustate.cursor == last_menu_entry {
            0
        } else {
            menustate.cursor.saturating_add(1)
        };
        ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::Click3));
        ew_updatemenu.send(UpdateMenuEvent);
    }
    if keyboard_input.just_pressed(settings.key_interact)
        || keyboard_input.just_pressed(KeyCode::Enter)
    {
        ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::Click));
        match MENUDEF[menustate.cursor].1 {
            MenuAction::ToggleMap => {
                ew_game.send(GameEvent::SetMap(Toggle));
                ew_game.send(GameEvent::SetMenu(Turn::Off));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ToggleAR => {
                ew_game.send(GameEvent::SetAR(Toggle));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ChangeARAvatar => {
                settings.ar_avatar += 1;
                ew_updateavatar.send(hud::UpdateAvatarEvent);
            }
            MenuAction::ChangePointer => {
                let mut index = 0;
                for (i, pointer) in hud::POINTERS.iter().enumerate() {
                    if pointer.0 == prefs.pointer {
                        index = i;
                        break;
                    }
                }
                index = (index + 1) % hud::POINTERS.len();
                for (i, pointer) in hud::POINTERS.iter().enumerate() {
                    if i == index {
                        prefs.pointer = pointer.0;
                        break;
                    }
                }
                prefs.save();
                ew_updatepointer.send(hud::UpdatePointerEvent);
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ModLightAmp => {
                prefs.light_amp += 1;
                if prefs.light_amp > 3 {
                    prefs.light_amp = 0;
                }
                prefs.save();
                ew_updateoverlays.send(hud::UpdateOverlayVisibility);
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ModFlashlightPower => {
                prefs.flashlight_power += 1;
                if prefs.flashlight_power > 3 {
                    prefs.flashlight_power = 0;
                }
                prefs.save();
                ew_game.send(GameEvent::UpdateFlashlight);
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ModThrusterBoost => {
                prefs.thruster_boost += 1;
                if prefs.thruster_boost > 2 {
                    prefs.thruster_boost = 0;
                }
                prefs.save();
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ModReactor => {
                settings.reactor_state += 1;
                if settings.reactor_state > 2 {
                    settings.reactor_state = 0;
                }
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ToggleMusic => {
                ew_game.send(GameEvent::SetMusic(Next));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ToggleSound => {
                ew_game.send(GameEvent::SetSound(Next));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ToggleCamera => {
                ew_game.send(GameEvent::SetThirdPerson(Toggle));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::ToggleFullscreen => {
                ew_game.send(GameEvent::SetFullscreen(Toggle));
            }
            MenuAction::ToggleShadows => {
                ew_game.send(GameEvent::SetShadows(Toggle));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::PhoneCall => {
                ew_game.send(GameEvent::PhoneCall);
                ew_game.send(GameEvent::SetMenu(Turn::Off));
                ew_updatemenu.send(UpdateMenuEvent);
            }
            MenuAction::Restart => {
                settings.god_mode = false;
                ew_playerdies.send(game::PlayerDiesEvent(actor::DamageType::Depressurization));
            }
            MenuAction::Quit => {
                app_exit_events.send(AppExit::Success);
            }
        };
    }
}