leyoda/pop-launcher
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improv(files): Cache items in a directory

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This commit is contained in:
Michael Aaron Murphy 2021-08-18 13:45:40 +02:00
parent d29268d8be
commit 9c69310e09
1 changed files with 42 additions and 29 deletions
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71
plugins/src/files/mod.rs
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@ -1,8 +1,9 @@
use futures_lite::prelude::*; use futures_lite::prelude::*;
use pop_launcher::*; use pop_launcher::*;
use smol::Unblock; use smol::Unblock;
use std::{borrow::Cow, io, path::PathBuf}; use std::{borrow::Cow, collections::BTreeMap, io, path::PathBuf};
#[derive(Clone)]
struct Item { struct Item {
path: PathBuf, path: PathBuf,
name: String, name: String,
@ -34,11 +35,13 @@ pub async fn main() {
pub struct App { pub struct App {
out: Unblock<io::Stdout>, out: Unblock<io::Stdout>,
search_results: Vec<Item>, search_results: Vec<Item>,
entries: BTreeMap<PathBuf, Vec<Item>>,
} }
impl Default for App { impl Default for App {
fn default() -> Self { fn default() -> Self {
Self { Self {
entries: BTreeMap::default(),
out: async_stdout(), out: async_stdout(),
search_results: Vec::with_capacity(100), search_results: Vec::with_capacity(100),
} }
@ -93,37 +96,47 @@ impl App {
}; };
if let Some(parent) = search_path { if let Some(parent) = search_path {
if let Ok(dir) = parent.read_dir() { let items = self.entries.entry(parent.to_owned()).or_insert_with(|| {
for entry in dir.filter_map(Result::ok) { let mut items = Vec::new();
let path = entry.path(); if let Ok(dir) = parent.read_dir() {
if let Some(name) = path.file_name().and_then(|x| x.to_str()) { for entry in dir.filter_map(Result::ok) {
if !show_hidden && name.starts_with('.') { let path = entry.path();
continue; if let Some(name) = path.file_name().and_then(|x| x.to_str()) {
items.push(Item {
icon: IconSource::Mime(if path.is_dir() {
Cow::Borrowed("inode/directory")
} else if let Some(guess) = new_mime_guess::from_path(&path).first()
{
Cow::Owned(guess.essence_str().to_owned())
} else {
Cow::Borrowed("text/plain")
}),
name: name.to_owned(),
description: path
.metadata()
.ok()
.map(|meta| {
human_format::Formatter::new()
.with_scales(human_format::Scales::Binary())
.with_units("B")
.format(meta.len() as f64)
})
.unwrap_or_else(|| String::from("N/A")),
path,
});
} }
self.search_results.push(Item {
icon: IconSource::Mime(if path.is_dir() {
Cow::Borrowed("inode/directory")
} else if let Some(guess) = new_mime_guess::from_path(&path).first() {
Cow::Owned(guess.essence_str().to_owned())
} else {
Cow::Borrowed("text/plain")
}),
name: name.to_owned(),
description: path
.metadata()
.ok()
.map(|meta| {
human_format::Formatter::new()
.with_scales(human_format::Scales::Binary())
.with_units("B")
.format(meta.len() as f64)
})
.unwrap_or_else(|| String::from("N/A")),
path,
})
} }
} }
items
});
for item in items {
if !show_hidden && item.name.starts_with('.') {
continue;
}
self.search_results.push(item.clone());
} }
} }