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[O] Shorten code for #372

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This commit is contained in:
Azalea Gui 2024-12-21 21:40:06 -05:00
parent 7a42824883
commit 4f8ddd1c22
1 changed files with 3 additions and 14 deletions
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17
crates/hyfetch/src/bin/hyfetch.rs
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@ -579,10 +579,7 @@ fn create_config(
print_flag_page(&pages[usize::from(page)], page).context("failed to print flag page")?;
let mut opts: Vec<&str> = <Preset as VariantNames>::VARIANTS.into();
opts.push("next");
opts.push("n");
opts.push("prev");
opts.push("p");
opts.extend(["next", "n", "prev", "p"]);
writeln!(
io::stdout(),
@ -602,17 +599,9 @@ fn create_config(
.context("failed to ask for choice input")
.context("failed to select preset")?;
if selection == "next" || selection == "n" {
if page == num_pages.checked_sub(1).unwrap() {
page = 0
} else {
page = page.checked_add(1).unwrap();
}
page = (page + 1) % num_pages;
} else if selection == "prev" || selection == "p" {
if page == 0 {
page = num_pages.checked_sub(1).unwrap();
} else {
page = page.checked_sub(1).unwrap();
}
page = (page + num_pages - 1) % num_pages;
} else {
preset = selection.parse().expect("selected preset should be valid");
debug!(?preset, "selected preset");