Files
nix-output/src/download_display.rs
2025-11-14 21:21:14 +00:00

252 lines
8.3 KiB
Rust

pub const DOWNLOAD_STYLE: owo_colors::Style = owo_colors::Style::new().blue().bold();
pub const EXTRACT_STYLE: owo_colors::Style = owo_colors::Style::new().green().bold();
use std::{borrow::Cow, fmt::Display, rc::Rc};
use indicatif::HumanBytes;
use owo_colors::Style;
use crate::multibar::MultiBar;
pub enum StyledStringInner<'a> {
Cow(Cow<'a, str>),
Styled(Box<StyledString<'a>>),
}
impl<'a> From<Cow<'a, str>> for StyledStringInner<'a> {
fn from(value: Cow<'a, str>) -> Self {
StyledStringInner::Cow(value)
}
}
impl<'a> From<StyledString<'a>> for StyledStringInner<'a> {
fn from(value: StyledString<'a>) -> Self {
StyledStringInner::Styled(Box::new(value))
}
}
impl<'a> StyledStringInner<'a> {
pub fn len(&self) -> usize {
match self {
StyledStringInner::Cow(cow) => cow.len(),
StyledStringInner::Styled(styled) => styled.len(),
}
}
pub fn pad_to_width(self, width: usize) -> StyledStringInner<'a> {
let len = self.len();
if len == width {
self
} else if len > width {
match self {
StyledStringInner::Cow(cow) => StyledStringInner::Cow(Cow::Owned(
cow.chars()
.take(width.saturating_sub(2))
.collect::<String>()
+ "..",
)),
StyledStringInner::Styled(styled) => styled.pad_to_width(width).into(),
}
} else {
match self {
StyledStringInner::Cow(cow) => StyledStringInner::Cow(Cow::Owned(format!(
"{}{}",
cow,
" ".repeat(width - len)
))),
StyledStringInner::Styled(styled) => styled.pad_to_width(width).into(),
}
}
}
}
pub struct StyledString<'a> {
inner: StyledStringInner<'a>,
style: Style,
}
impl<'a> StyledString<'a> {
pub fn new(inner: impl Into<StyledStringInner<'a>>, style: Style) -> Self {
Self {
inner: inner.into(),
style,
}
}
pub fn len(&self) -> usize {
self.inner.len()
}
pub fn pad_to_width(self, width: usize) -> StyledString<'a> {
if self.inner.len() == width {
self
} else {
StyledString {
inner: self.inner.pad_to_width(width),
style: self.style,
}
}
}
}
impl<'a> Display for StyledStringInner<'a> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
StyledStringInner::Cow(cow) => write!(f, "{}", cow),
StyledStringInner::Styled(styled) => write!(f, "{}", styled),
}
}
}
impl<'a> Display for StyledString<'a> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.style.style(self.inner.to_string()))
}
}
// {prefix} {name} | {work_per_sec} | {download_done_human} | {extract_done_human} [bar]
//
//
const NAME_WIDTH_CUT: usize = 4;
const NAME_WIDTH_MIN: usize = 5;
const INFO_WIDTH: usize = 12;
pub fn style_bar<'s, const N: usize>(
prefix: StyledString,
name: StyledString,
work_per_sec: StyledString,
download_done: usize,
extract_done: usize,
bar: MultiBar<'s, N>,
width: u16,
) -> String {
let name = name.pad_to_width((width as usize / NAME_WIDTH_CUT).max(NAME_WIDTH_MIN));
let status = format!("{} {}", prefix, name);
let remaining_width = width.saturating_sub((name.len() + prefix.len()) as u16 + 6);
if remaining_width == 0 {
return status;
}
let possible_chunks = remaining_width.saturating_div(INFO_WIDTH as u16 + 3);
let possible_chunks = possible_chunks.min(3);
let leftover_width = remaining_width.saturating_sub(possible_chunks * (INFO_WIDTH as u16 + 3));
let download_done_human = StyledString::new(
Cow::Owned(HumanBytes(download_done as u64).to_string()),
DOWNLOAD_STYLE,
)
.pad_to_width(INFO_WIDTH);
let extract_done_human = StyledString::new(
Cow::Owned(HumanBytes(extract_done as u64).to_string()),
EXTRACT_STYLE,
)
.pad_to_width(INFO_WIDTH);
let work_per_sec = work_per_sec.pad_to_width(INFO_WIDTH);
let bar = bar.scale(leftover_width as u64).to_string();
match possible_chunks {
0 => format!("{status} | {download_done_human}"),
1 => format!("{status} | {download_done_human} | [{bar}]"),
2 => format!("{status} | {work_per_sec} | {download_done_human} | [{bar}]"),
_ => {
format!(
"{status} | {work_per_sec} | {download_done_human} | {extract_done_human} | [{bar}]"
)
}
}
}
// pub fn format(width: u16) {
// let name = pad_string(&name, (width / 4) as usize);
// let status = format!("Download {} |", name.purple().bold());
// let status_len = (width / 4) as usize + 10;
//
// if self.download_expected == 0 || self.extract_expected == 0 {
// self.bar.set_message(format!("{status}"));
// self.bar.tick();
// return;
// }
//
// let total_expected = self.download_expected + self.extract_expected;
// let total_done = self.download_done + self.extract_done;
//
// let dl_percent = ((self.download_done as f64 / self.download_expected as f64) * 100.0) as u64;
// let ex_percent = ((self.extract_done as f64 / self.extract_expected as f64) * 100.0) as u64;
//
// let download_per_sec =
// HumanBytes(self.download_estimator.steps_per_second(Instant::now()) as u64).to_string();
// let extract_per_sec =
// HumanBytes(self.extract_estimator.steps_per_second(Instant::now()) as u64).to_string();
// let download_done_human = HumanBytes(self.download_done).to_string();
// let download_done_human = pad_string(&download_done_human, INFO_WIDTH)
// .blue()
// .bold()
// .to_string();
// let extract_done_human = HumanBytes(self.extract_done).to_string();
// let extract_done_human = pad_string(&extract_done_human, INFO_WIDTH)
// .green()
// .bold()
// .to_string();
// let download_per_sec = pad_string(&format!("{download_per_sec}/s"), INFO_WIDTH)
// .blue()
// .bold()
// .to_string();
// let extract_per_sec = pad_string(&format!("{extract_per_sec}/s"), INFO_WIDTH)
// .green()
// .bold()
// .to_string();
// let work_per_sec = if self.download_done < self.download_expected {
// download_per_sec
// } else {
// extract_per_sec
// };
//
// let display = format!("{work_per_sec} | {download_done_human} | {extract_done_human} ");
// let display_length = (INFO_WIDTH * 3) + 9;
//
// // + 6 to account for final format
// let total_length = status_len + display_length + 4;
//
// let min = dl_percent.min(ex_percent);
// let dl = dl_percent.saturating_sub(min);
// let len = total_length as u16;
// // if width <= len {
// // self.bar.set_message(format!(
// // "{}: {}/{}",
// // name,
// // total_done,
// // if total_expected == 0 {
// // "-".to_string()
// // } else {
// // total_expected.to_string()
// // }
// // ));
// // self.bar.tick();
// // return;
// // }
// let msg = match width {
// 0..60 => {
// format!(
// "{}: {}/{}",
// name,
// total_done,
// if total_expected == 0 {
// "-".to_string()
// } else {
// total_expected.to_string()
// }
// )
// }
// _ => {
// let bar = MultiBar([
// BarSegment::Dynamic(&DONE_CHAR, min),
// BarSegment::Dynamic(&DOWNLOAD_CHAR, dl),
// BarSegment::Dynamic(" ", 100 - min - dl),
// ])
// .scale((width.saturating_sub(total_length as u16)) as u64);
// let bar = if width > display_length as u16 + status_len as u16 {
// format!("[{}]", bar)
// } else {
// String::new()
// };
//
// format!("{status} {display} {bar}",)
// }
// };
// self.bar.set_message(msg);
// self.bar.tick();
// }