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use std::io::{self, Write};
use crossterm::{
cursor::MoveTo,
event::{
self, Event, KeyCode, KeyEvent,
KeyEventKind::{Press, Repeat},
KeyModifiers,
},
style::{Print, PrintStyledContent, Stylize},
terminal::{Clear, ClearType},
QueueableCommand,
};
use crate::{
tui_menus::{title_bar, Menu, MenuUpdate},
Application, SavefileGranularity,
};
impl<T: Write> Application<T> {
pub fn run_menu_settings(&mut self) -> io::Result<MenuUpdate> {
let mut selected = 0usize;
loop {
let w_main = Self::W_MAIN.into();
let (x_main, y_main) = Self::viewport_offset();
let y_selection = Self::H_MAIN / 5;
self.term
.queue(Clear(ClearType::All))?
.queue(MoveTo(x_main, y_main + y_selection))?
.queue(PrintStyledContent(
format!("{:^w_main$}", "% Settings %").bold(),
))?
.queue(MoveTo(x_main, y_main + y_selection + 2))?
.queue(Print(format!("{:^w_main$}", title_bar(&self.settings))))?;
let labels = [
format!(
"Adjust graphics ({}) ...",
self.settings
.graphics_slotmachine
.grab(self.settings.graphics_selected)
.0
),
format!(
"Adjust keybinds ({}) ...",
self.settings
.keybinds_slotmachine
.grab(self.settings.keybinds_selected)
.0
),
format!(
"Adjust gameplay ({}) ...",
self.settings
.gameplay_slotmachine
.grab(self.settings.gameplay_selected)
.0
),
format!(
"Keep save file: {}",
match self.temp_data.save_on_exit {
SavefileGranularity::NoSavefile => "No *",
SavefileGranularity::StoreSettings
| SavefileGranularity::StoreSettingsScores
| SavefileGranularity::StoreSettingsScoresReplays => "Yes",
}
),
"Advanced settings...".to_owned(),
];
let selection_len = labels.len();
for (i, label) in labels.into_iter().enumerate() {
self.term
.queue(MoveTo(
x_main,
y_main
+ y_selection
+ 4
+ u16::try_from(i).unwrap()
+ if 2 < i { 1 } else { 0 },
))?
.queue(Print(format!(
"{:^w_main$}",
if i == selected {
format!(">> {label} <<")
} else {
label
}
)))?;
}
self.term
.queue(MoveTo(
x_main,
y_main + y_selection + 4 + u16::try_from(selection_len).unwrap() + 2,
))?
.queue(PrintStyledContent(
format!(
"{:^w_main$}",
if self.temp_data.save_on_exit == SavefileGranularity::NoSavefile {
"(*Caution: data will be wiped on exit)".to_owned()
} else {
"".to_owned()
},
)
.italic()
.with(
if self.temp_data.save_on_exit == SavefileGranularity::NoSavefile {
crossterm::style::Color::Yellow
} else {
crossterm::style::Color::Reset
},
),
))?;
self.term.flush()?;
// Wait for new input.
match event::read()? {
// Quit menu.
Event::Key(KeyEvent {
code: KeyCode::Char('c' | 'C'),
modifiers: KeyModifiers::CONTROL,
kind: Press | Repeat,
state: _,
}) => break Ok(MenuUpdate::Push(Menu::Quit)),
Event::Key(KeyEvent {
code: KeyCode::Esc | KeyCode::Char('q' | 'Q') | KeyCode::Backspace,
kind: Press,
..
}) => break Ok(MenuUpdate::Pop),
// Select next menu.
Event::Key(KeyEvent {
code: KeyCode::Enter | KeyCode::Char('e' | 'E'),
kind: Press,
..
}) => match selected {
0 => break Ok(MenuUpdate::Push(Menu::AdjustGraphics)),
1 => break Ok(MenuUpdate::Push(Menu::AdjustKeybinds)),
2 => break Ok(MenuUpdate::Push(Menu::AdjustGameplay)),
3 => {
self.temp_data.save_on_exit =
SavefileGranularity::StoreSettingsScoresReplays;
}
4 => break Ok(MenuUpdate::Push(Menu::AdvancedSettings)),
_ => {}
},
// Move selector up.
Event::Key(KeyEvent {
code: KeyCode::Up | KeyCode::Char('k' | 'K'),
kind: Press | Repeat,
..
}) => {
selected += selection_len - 1;
}
// Move selector down.
Event::Key(KeyEvent {
code: KeyCode::Down | KeyCode::Char('j' | 'J'),
kind: Press | Repeat,
..
}) => {
selected += 1;
}
// Reload from savefile.
Event::Key(KeyEvent {
code: KeyCode::Char('l' | 'L'),
modifiers,
kind: Press | Repeat,
..
}) if { modifiers.contains(KeyModifiers::CONTROL.union(KeyModifiers::ALT)) } => {
self.temp_data.loadfile_result = self.savefile_load();
}
// Store to savefile.
Event::Key(KeyEvent {
code: KeyCode::Char('s' | 'S'),
modifiers,
kind: Press | Repeat,
..
}) if { modifiers.contains(KeyModifiers::CONTROL.union(KeyModifiers::ALT)) } => {
self.temp_data.storefile_result = self.savefile_store();
}
Event::Key(KeyEvent {
code: KeyCode::Right | KeyCode::Char('l' | 'L'),
kind: Press | Repeat,
..
}) => {
match selected {
0 => {
self.settings.graphics_selected +=
self.settings.graphics_slotmachine.slots.len() + 1;
self.settings.graphics_selected %=
self.settings.graphics_slotmachine.slots.len();
}
1 => {
self.settings.keybinds_selected +=
self.settings.keybinds_slotmachine.slots.len() + 1;
self.settings.keybinds_selected %=
self.settings.keybinds_slotmachine.slots.len();
}
2 => {
self.settings.gameplay_selected +=
self.settings.gameplay_slotmachine.slots.len() + 1;
self.settings.gameplay_selected %=
self.settings.gameplay_slotmachine.slots.len();
}
3 => {
self.temp_data.save_on_exit = match self.temp_data.save_on_exit {
SavefileGranularity::NoSavefile
| SavefileGranularity::StoreSettingsScores
| SavefileGranularity::StoreSettings => {
SavefileGranularity::StoreSettingsScoresReplays
}
SavefileGranularity::StoreSettingsScoresReplays => {
SavefileGranularity::NoSavefile
}
};
}
4 => {}
// No accessible options beyond.
_ => {}
}
}
Event::Key(KeyEvent {
code: KeyCode::Left | KeyCode::Char('h' | 'H'),
kind: Press | Repeat,
..
}) => {
match selected {
0 => {
self.settings.graphics_selected +=
self.settings.graphics_slotmachine.slots.len() - 1;
self.settings.graphics_selected %=
self.settings.graphics_slotmachine.slots.len();
}
1 => {
self.settings.keybinds_selected +=
self.settings.keybinds_slotmachine.slots.len() - 1;
self.settings.keybinds_selected %=
self.settings.keybinds_slotmachine.slots.len();
}
2 => {
self.settings.gameplay_selected +=
self.settings.gameplay_slotmachine.slots.len() - 1;
self.settings.gameplay_selected %=
self.settings.gameplay_slotmachine.slots.len();
}
3 => {
self.temp_data.save_on_exit = match self.temp_data.save_on_exit {
SavefileGranularity::NoSavefile => {
SavefileGranularity::StoreSettingsScoresReplays
}
SavefileGranularity::StoreSettingsScoresReplays
| SavefileGranularity::StoreSettingsScores
| SavefileGranularity::StoreSettings => {
SavefileGranularity::NoSavefile
}
};
}
4 => {}
// No accessible options beyond.
_ => {}
}
}
// Set save_on_exit to false.
Event::Key(KeyEvent {
code: KeyCode::Delete | KeyCode::Char('d' | 'D'),
kind: Press | Repeat,
..
}) => {
match selected {
0 => {
self.settings.graphics_selected = 0;
}
1 => {
self.settings.keybinds_selected = 0;
}
2 => {
self.settings.gameplay_selected = 0;
}
3 => {
self.temp_data.save_on_exit = SavefileGranularity::NoSavefile;
}
4 => {}
// No accessible options beyond.
_ => {}
}
}
// Other event: Just ignore.
_ => {}
}
selected = selected.rem_euclid(selection_len);
}
}
}