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less dependency on external commands (not figlet yet), program is now faster 🚀

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This commit is contained in:
iVacon 2023-06-19 20:50:05 +03:00
parent 8afde3292b
commit 3509155696
1 changed files with 65 additions and 48 deletions
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113
src/main.rs
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@ -7,27 +7,26 @@ use std::env;
fn main() {
// User & hostname
let user = Command::new("whoami")
.output()
.expect("Failed to get user");
let user = String::from_utf8_lossy(&user.stdout);
let hostname = Command::new("uname")
.args(["-n"])
.output()
.expect("Failed to get hostname");
let hostname = String::from_utf8_lossy(&hostname.stdout);
// Don't print user and hostname just yet.
// println!("{}@{}", user.trim(), hostname.trim());
// println!("══════════════════════════════════");
// drop(user);
//drop(hostname);
// let user = Command::new("whoami")
// .output()
// .expect("Failed to get user");
// let user = String::from_utf8_lossy(&user.stdout);
// let hostname = Command::new("uname")
// .args(["-n"])
// .output()
// .expect("Failed to get hostname");
// let hostname = String::from_utf8_lossy(&hostname.stdout);
let user = env::var("USER");
let mut hostname = String::new();
{
let hostname_file = File::open("/etc/hostname").expect("u forgor the /etc/hostname file u arch-using moronbox");
let mut hostname_reader = BufReader::new(hostname_file);
hostname_reader.read_line(&mut hostname).expect("Failed string conversion... EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE");
}
// Read release file, AKA get OS name
let mut release_distro = String::new();
@ -38,36 +37,38 @@ fn main() {
}
// Release file processing, huge credit to ChatGPT for this one!
let mut distro_name: String = release_distro[5..release_distro.len() - 1].to_string();
distro_name = distro_name.replace('\"', "");
let mut distro_name: String = release_distro[5..release_distro.len() - 1].to_string();
distro_name = distro_name.replace('\"', "");
// println!("OS: {}", Red.paint(distro_name.clone()));
let figlet = Command::new("figlet")
.args(["-f", "smslant", &distro_name])
.output();
if let Ok(output) = figlet {
if let Ok(output) = figlet {
let output = String::from_utf8_lossy(&output.stdout);
print!("{}", output);
}
}
// Print all the things we've been saving.
println!("{}@{}", user.clone().trim(), hostname.clone().trim());
println!("{}@{}", user.unwrap(), hostname);
println!("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━");
println!("┐ OS: {}", Red.paint(distro_name.clone()));
println!("┐ OS: {}", Red.paint(distro_name));
// Free up RAM
drop(release_distro);
drop(distro_name);
// I know it's terrible, but it works.
let mut kernel = String::new();
{
let kernel_file = File::open("/proc/version").expect("do u even linux bro???");
let mut kernel_reader = BufReader::new(kernel_file);
kernel_reader.read_line(&mut kernel).expect("Failed string conversion");
}
// Kernel Version
let kernel = Command::new("uname")
.arg("-r")
.output()
.expect("Couldn't get kernel version!");
let mut kernel_name: String = (kernel[14..kernel.len()]).to_string();
kernel_name = kernel_name.split_whitespace()
.next()
.unwrap()
.to_string();
let kernel = String::from_utf8_lossy(&kernel.stdout);
println!("│ Kernel: {}", Yellow.paint(kernel.trim()));
println!("│ Kernel: {}", Yellow.paint(kernel_name.trim()));
// Read memfile
if let Ok(file) = File::open("/proc/meminfo") {
@ -109,19 +110,26 @@ fn main() {
let ramused = ramtotal - ramavail;
println!("│ Mem: {}/{} GB ({} GB Available)", Green.paint(ramused.to_string()), Green.paint(ramtotal.to_string()), Green.paint(ramavail.to_string()));
}
{
// This took me unusually long.
// Read Uptime
// Generic file stuff
let mut uptime = String::new();
let uptime_file = File::open("/proc/uptime").expect(":skull:");
let mut uptime_reader = BufReader::new(uptime_file);
uptime_reader.read_line(&mut uptime).expect("what");
let mut iterator = uptime.split_whitespace();
uptime = iterator.next().expect("*screeches at the top of his lungs*").to_string();
let uptime = Command::new("uptime")
.output()
.expect("Failed to get uptime");
// was never expecting rounding to be this difficult
let uptimeint = uptime.parse::<f32>();
let roundeduptimeint: u32 = uptimeint.expect("phoque").round() as u32;
let uptimemins: u32 = roundeduptimeint / 60;
println!("│ Uptime: {} minutes", Blue.paint(uptimemins.to_string()))
let mut uptime = String::from_utf8_lossy(&uptime.stdout).trim().to_string();
uptime = uptime.split_whitespace().nth(2).unwrap_or("").to_string();
uptime = uptime[0..uptime.len() - 1].to_string();
println!("│ Uptime: {} (H:MM)", Blue.paint(uptime));
} else {
panic!("Cannot find /proc/meminfo");
}
// Get shell
@ -142,10 +150,18 @@ fn main() {
}
<<<<<<< HEAD
let mut model: String = String::new();
if let Some(Ok(line)) = lines.next() {
model = line.split(':').nth(1).expect("Failed to parse CPU Info").trim().to_string();
=======
let mut model: String = String::new();
if let Some(Ok(line)) = lines.next() {
model = line.split(':').nth(1).expect("Failed to parse CPU Info").trim().to_string();
>>>>>>> 8afde3292bdd5b9f673658918a3b57b8237d85fd
}
println!("┘ CPU: {}", Purple.paint(model));
@ -153,5 +169,6 @@ fn main() {
}
// Colours
println!("\n{} {} {} {} {} {}", Red.paint("◆"), Green.paint("◆"), Yellow.paint("◆"), Blue.paint("◆"), Purple.paint("◆"), Cyan.paint("◆"));
println!("\n{} {} {} {} {} {}", Red.paint("◆"), Green.paint("◆"), Yellow.paint("◆"), Blue.paint("◆"), Purple.paint("◆"), Cyan.paint("◆"));
}