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|
use {
crate::{
Args, col::Col,
},
crossterm::style::Color::*,
lfs_core::*,
termimad::{
minimad::{self, OwningTemplateExpander, TableBuilder},
CompoundStyle, MadSkin, ProgressBar,
},
};
// those colors are chosen to be "redish" for used, "greenish" for available
// and, most importantly, to work on both white and black backgrounds. If you
// find a better combination, please show me.
static USED_COLOR: u8 = 209;
static AVAI_COLOR: u8 = 65;
static SIZE_COLOR: u8 = 172;
static BAR_WIDTH: usize = 5;
static INODES_BAR_WIDTH: usize = 5;
pub fn print(mounts: &[&Mount], color: bool, args: &Args) {
if args.cols.is_empty() {
return;
}
let units = args.units;
let mut expander = OwningTemplateExpander::new();
expander.set_default("");
for mount in mounts {
let sub = expander
.sub("rows")
.set("id", mount.info.id)
.set("dev-major", mount.info.dev.major)
.set("dev-minor", mount.info.dev.minor)
.set("filesystem", &mount.info.fs)
.set("disk", mount.disk.as_ref().map_or("", |d| d.disk_type()))
.set("type", &mount.info.fs_type)
.set("mount-point", mount.info.mount_point.to_string_lossy());
if let Some(label) = &mount.fs_label {
sub.set("label", label);
}
if mount.info.is_remote() {
sub.set("remote", "x");
}
if let Some(stats) = mount.stats() {
let use_share = stats.use_share();
sub
.set("size", units.fmt(stats.size()))
.set("used", units.fmt(stats.used()))
.set("use-percents", format!("{:.0}%", 100.0 * use_share))
.set_md("bar", progress_bar_md(use_share, BAR_WIDTH, args.ascii))
.set("free", units.fmt(stats.available()));
if let Some(inodes) = &stats.inodes {
let iuse_share = inodes.use_share();
sub
.set("inodes", inodes.files)
.set("iused", inodes.used())
.set("iuse-percents", format!("{:.0}%", 100.0 * iuse_share))
.set_md("ibar", progress_bar_md(iuse_share, INODES_BAR_WIDTH, args.ascii))
.set("ifree", inodes.favail);
}
} else if mount.is_unreachable() {
sub.set("use-error", "unreachable");
}
}
let mut skin = if color {
make_colored_skin()
} else {
MadSkin::no_style()
};
if args.ascii {
skin.limit_to_ascii();
}
let mut tbl = TableBuilder::default();
for col in args.cols.cols() {
tbl.col(
minimad::Col::new(
col.title(),
match col {
Col::Id => "${id}",
Col::Dev => "${dev-major}:${dev-minor}",
Col::Filesystem => "${filesystem}",
Col::Label => "${label}",
Col::Disk => "${disk}",
Col::Type => "${type}",
Col::Remote => "${remote}",
Col::Used => "~~${used}~~",
Col::Use => "~~${use-percents}~~ ${bar}~~${use-error}~~",
Col::UsePercent => "~~${use-percents}~~",
Col::Free => "*${free}*",
Col::Size => "**${size}**",
Col::InodesFree => "*${ifree}*",
Col::InodesUsed => "~~${iused}~~",
Col::InodesUse => "~~${iuse-percents}~~ ${ibar}",
Col::InodesUsePercent => "~~${iuse-percents}~~",
Col::InodesCount => "**${inodes}**",
Col::MountPoint => "${mount-point}",
}
)
.align_content(col.content_align())
.align_header(col.header_align())
);
}
skin.print_owning_expander_md(&expander, &tbl);
}
fn make_colored_skin() -> MadSkin {
MadSkin {
bold: CompoundStyle::with_fg(AnsiValue(SIZE_COLOR)), // size
inline_code: CompoundStyle::with_fgbg(AnsiValue(USED_COLOR), AnsiValue(AVAI_COLOR)), // use bar
strikeout: CompoundStyle::with_fg(AnsiValue(USED_COLOR)), // use%
italic: CompoundStyle::with_fg(AnsiValue(AVAI_COLOR)), // available
..Default::default()
}
}
fn progress_bar_md(
share: f64,
bar_width: usize,
ascii: bool,
) -> String {
if ascii {
let count = (share * bar_width as f64).round() as usize;
let bar: String = std::iter::repeat('=')
.take(count).collect();
let no_bar: String = std::iter::repeat('-')
.take(bar_width-count).collect();
format!("~~{}~~*{}*", bar, no_bar)
} else {
let pb = ProgressBar::new(share as f32, bar_width);
format!("`{:<width$}`", pb, width = bar_width)
}
}
|
