mirror of
https://github.com/itsjunetime/tdf.git
synced 2026-06-01 23:51:46 -04:00
Minor refactor with if-let guards (#145)
`if let` guards were stabilized in 1.95. The code concerning the TODO has been refactored.
This commit is contained in:
Adam Martinez
GitHub
+132
-147
@@ -701,156 +701,141 @@ impl Tui {
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match ev {
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Event::Key(key) => {
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match key.code {
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KeyCode::Char(c) => {
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// TODO: refactor back to `if let` arm guards when those are stabilized
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KeyCode::Char(c)
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if let BottomMessage::Input(InputCommand::Search(ref mut term)) =
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self.bottom_msg
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{
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term.push(c);
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return Some(InputAction::Redraw);
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}
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if let BottomMessage::Input(InputCommand::GoToPage(ref mut page)) =
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self.bottom_msg
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{
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if c == 'g' && self.is_kitty {
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self.update_zoom(Zoom::pan_bottom);
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self.set_msg(MessageSetting::Pop);
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return Some(InputAction::Redraw);
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}
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return c.to_digit(10).map(|input_num| {
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*page = (*page * 10) + input_num as usize;
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InputAction::Redraw
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});
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}
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match c {
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'l' => self.change_page(PageChange::Next, ChangeAmount::Single),
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'j' => self.change_page(PageChange::Next, ChangeAmount::WholeScreen),
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'h' => self.change_page(PageChange::Prev, ChangeAmount::Single),
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'k' => self.change_page(PageChange::Prev, ChangeAmount::WholeScreen),
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'q' => Some(InputAction::QuitApp),
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'g' => {
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self.set_msg(MessageSetting::Some(BottomMessage::Input(
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InputCommand::GoToPage(0)
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)));
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Some(InputAction::Redraw)
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}
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'/' => {
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self.set_msg(MessageSetting::Some(BottomMessage::Input(
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InputCommand::Search(String::new())
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)));
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Some(InputAction::Redraw)
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}
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'i' => Some(InputAction::Invert),
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'?' => {
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self.showing_help_msg = true;
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Some(InputAction::Redraw)
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}
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'f' => Some(InputAction::Fullscreen),
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'n' if self.page < self.rendered.len() - 1 => {
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// TODO: If we can't find one, then maybe like block until we've verified
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// all the pages have been checked?
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self.rendered[(self.page + 1)..]
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.iter()
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.enumerate()
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.find_map(|(idx, p)| {
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p.num_results
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.is_some_and(|num| num > 0)
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.then_some(self.page + 1 + idx)
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})
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.map(|next_page| {
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jump_to_page(
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&mut self.page,
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&mut self.last_render.rect,
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next_page
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)
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})
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}
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'N' if self.page > 0 => self.rendered[..(self.page)]
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.iter()
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.rev()
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.enumerate()
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.find_map(|(idx, p)| {
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p.num_results
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.is_some_and(|num| num > 0)
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.then_some(self.page - (idx + 1))
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})
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.map(|prev_page| {
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jump_to_page(
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&mut self.page,
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&mut self.last_render.rect,
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prev_page
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)
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}),
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'z' if key.modifiers.contains(KeyModifiers::CONTROL) => {
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// [todo] better error handling here?
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let mut backend = stdout();
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execute!(
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&mut backend,
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LeaveAlternateScreen,
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crossterm::cursor::Show,
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crossterm::event::DisableMouseCapture
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)
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.unwrap();
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disable_raw_mode().unwrap();
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#[cfg(unix)]
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{
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// This process will hang after the SIGSTOP call until we get
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// foregrounded again by something else, at which point we need to
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// re-setup everything so that it all gets drawn again.
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nix::sys::signal::kill(
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nix::unistd::Pid::this(),
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nix::sys::signal::Signal::SIGSTOP
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)
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.unwrap();
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}
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enable_raw_mode().unwrap();
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execute!(
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&mut backend,
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EnterAlternateScreen,
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crossterm::cursor::Hide,
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crossterm::event::EnableMouseCapture
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)
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.unwrap();
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self.last_render.rect = Rect::default();
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Some(InputAction::Redraw)
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}
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'z' if self.is_kitty => {
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let (zoom, f_or_f) = match self.zoom {
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None => (Some(Zoom::default()), FitOrFill::Fill),
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Some(_) => (None, FitOrFill::Fit)
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};
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self.zoom = zoom;
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self.last_render.rect = Rect::default();
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Some(InputAction::SwitchRenderZoom(f_or_f))
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}
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'o' if can_zoom => self.update_zoom(Zoom::step_in),
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'O' if can_zoom => self.update_zoom(Zoom::step_out),
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'L' if can_zoom => self.update_zoom(|z| z.pan(Direction::Right)),
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'H' if can_zoom => self.update_zoom(|z| z.pan(Direction::Left)),
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'J' if can_zoom => self.update_zoom(|z| z.pan(Direction::Down)),
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'K' if can_zoom => self.update_zoom(|z| z.pan(Direction::Up)),
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'G' if can_zoom => self.update_zoom(Zoom::pan_top),
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'0' if can_zoom => self.update_zoom(Zoom::pan_left),
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'$' if can_zoom => self.update_zoom(Zoom::pan_right),
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'r' => Some(InputAction::Rotate),
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_ => None
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}
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self.bottom_msg =>
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{
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term.push(c);
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InputAction::Redraw.into()
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}
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KeyCode::Backspace => {
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if let BottomMessage::Input(InputCommand::Search(ref mut term)) =
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self.bottom_msg
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{
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term.pop();
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return Some(InputAction::Redraw);
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KeyCode::Char(c)
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if let BottomMessage::Input(InputCommand::GoToPage(ref mut page)) =
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self.bottom_msg && matches!(c, 'g' if self.is_kitty) =>
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c.to_digit(10).map(|input_num| {
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*page = (*page * 10) + input_num as usize;
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InputAction::Redraw
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}),
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KeyCode::Char(_)
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if let BottomMessage::Input(InputCommand::GoToPage(_)) =
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self.bottom_msg =>
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{
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self.set_msg(MessageSetting::Pop);
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self.update_zoom(Zoom::pan_bottom)
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}
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KeyCode::Char(c) => match c {
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'l' => self.change_page(PageChange::Next, ChangeAmount::Single),
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'j' => self.change_page(PageChange::Next, ChangeAmount::WholeScreen),
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'h' => self.change_page(PageChange::Prev, ChangeAmount::Single),
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'k' => self.change_page(PageChange::Prev, ChangeAmount::WholeScreen),
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'q' => Some(InputAction::QuitApp),
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'g' => {
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self.set_msg(MessageSetting::Some(BottomMessage::Input(
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InputCommand::GoToPage(0)
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)));
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Some(InputAction::Redraw)
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}
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None
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'/' => {
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self.set_msg(MessageSetting::Some(BottomMessage::Input(
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InputCommand::Search(String::new())
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)));
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Some(InputAction::Redraw)
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}
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'i' => Some(InputAction::Invert),
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'?' => {
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self.showing_help_msg = true;
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Some(InputAction::Redraw)
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}
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'f' => Some(InputAction::Fullscreen),
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// TODO: If we can't find one, then maybe like block until we've verified
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// all the pages have been checked?
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'n' if self.page < self.rendered.len() - 1 => self.rendered
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[(self.page + 1)..]
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.iter()
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.enumerate()
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.find_map(|(idx, p)| {
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p.num_results
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.is_some_and(|num| num > 0)
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.then_some(self.page + 1 + idx)
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})
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.map(|next_page| {
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jump_to_page(&mut self.page, &mut self.last_render.rect, next_page)
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}),
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'N' if self.page > 0 => self.rendered[..(self.page)]
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.iter()
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.rev()
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.enumerate()
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.find_map(|(idx, p)| {
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p.num_results
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.is_some_and(|num| num > 0)
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.then_some(self.page - (idx + 1))
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})
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.map(|prev_page| {
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jump_to_page(&mut self.page, &mut self.last_render.rect, prev_page)
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}),
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'z' if key.modifiers.contains(KeyModifiers::CONTROL) => {
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// [todo] better error handling here?
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let mut backend = stdout();
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execute!(
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&mut backend,
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LeaveAlternateScreen,
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crossterm::cursor::Show,
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crossterm::event::DisableMouseCapture
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)
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.unwrap();
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disable_raw_mode().unwrap();
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#[cfg(unix)]
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{
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// This process will hang after the SIGSTOP call until we get
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// foregrounded again by something else, at which point we need to
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// re-setup everything so that it all gets drawn again.
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nix::sys::signal::kill(
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nix::unistd::Pid::this(),
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nix::sys::signal::Signal::SIGSTOP
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)
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.unwrap();
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}
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enable_raw_mode().unwrap();
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execute!(
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&mut backend,
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EnterAlternateScreen,
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crossterm::cursor::Hide,
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crossterm::event::EnableMouseCapture
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)
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.unwrap();
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self.last_render.rect = Rect::default();
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Some(InputAction::Redraw)
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}
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'z' if self.is_kitty => {
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let (zoom, f_or_f) = match self.zoom {
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None => (Some(Zoom::default()), FitOrFill::Fill),
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Some(_) => (None, FitOrFill::Fit)
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};
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self.zoom = zoom;
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self.last_render.rect = Rect::default();
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Some(InputAction::SwitchRenderZoom(f_or_f))
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}
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'o' if can_zoom => self.update_zoom(Zoom::step_in),
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'O' if can_zoom => self.update_zoom(Zoom::step_out),
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'L' if can_zoom => self.update_zoom(|z| z.pan(Direction::Right)),
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'H' if can_zoom => self.update_zoom(|z| z.pan(Direction::Left)),
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'J' if can_zoom => self.update_zoom(|z| z.pan(Direction::Down)),
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'K' if can_zoom => self.update_zoom(|z| z.pan(Direction::Up)),
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'G' if can_zoom => self.update_zoom(Zoom::pan_top),
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'0' if can_zoom => self.update_zoom(Zoom::pan_left),
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'$' if can_zoom => self.update_zoom(Zoom::pan_right),
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'r' => Some(InputAction::Rotate),
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_ => None
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},
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KeyCode::Backspace
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if let BottomMessage::Input(InputCommand::Search(ref mut term)) =
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self.bottom_msg =>
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{
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term.pop();
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InputAction::Redraw.into()
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}
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KeyCode::Right => self.change_page(PageChange::Next, ChangeAmount::Single),
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KeyCode::Down | KeyCode::PageDown =>
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