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Refactor next_mode()

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The return type better reflects the next state
This commit is contained in:
2Shirt 2025-01-13 00:45:14 -08:00
parent 253385c2a7
commit 9d6fa954b2
Signed by: 2Shirt
GPG key ID: 152FAC923B0E132C
1 changed files with 20 additions and 13 deletions
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33
deja_vu/src/app.rs
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@ -97,7 +97,7 @@ impl App {
})
}
pub fn next_mode(&mut self) -> Option<Mode> {
pub fn next_mode(&mut self) -> (Option<Mode>, Option<Mode>) {
let new_mode = match (self.prev_mode, self.cur_mode) {
(_, Mode::InstallDrivers) => Mode::ScanDisks,
(_, Mode::ScanDisks) => Mode::SelectDisks,
@ -119,19 +119,22 @@ impl App {
(_, Mode::Confirm) => panic!("This shouldn't happen."),
};
if new_mode == self.cur_mode {
None
} else {
let prev_mode = {
match self.cur_mode {
// Update prev_mode if appropriate
Mode::Confirm => {}
Mode::Confirm => Some(self.prev_mode),
Mode::PreClone | Mode::Clone | Mode::PostClone | Mode::Done => {
// Override since we're past the point of no return
self.prev_mode = self.cur_mode;
Some(self.cur_mode)
}
_ => self.prev_mode = self.cur_mode,
_ => Some(self.cur_mode),
}
Some(new_mode)
};
if new_mode == self.cur_mode {
// No mode change needed
(None, None)
} else {
(prev_mode, Some(new_mode))
}
}
@ -367,12 +370,16 @@ impl App {
};
self.action_tx.send(Action::SetMode(new_mode))?;
}
Action::NextScreen => {
if let Some(mode) = self.next_mode() {
Action::NextScreen => match self.next_mode() {
(None, None) => {}
(Some(prev), Some(next)) => {
self.prev_mode = prev;
self.cur_mode = next;
self.action_tx.send(Action::DismissPopup)?;
self.action_tx.send(Action::SetMode(mode))?;
self.action_tx.send(Action::SetMode(next))?;
}
}
_ => panic!("Failed to determine next mode"),
},
Action::ScanDisks => self.action_tx.send(Action::SetMode(Mode::ScanDisks))?,
Action::Select(one, two) => {
match self.cur_mode {