file.rs
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file.rs
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	use crate::process::Process;
	use anyhow::Error;
	use colored::Colorize;
	use global_placeholders::global;
	use macros_rs::{str, ternary};

	use std::fs::File;
	use std::io::BufRead;
	use std::io::Seek;
	use std::io::{self, BufReader, Read};
	use std::path::Path;
	use std::thread;
	use std::time::Duration;

	pub fn logs(lines_to_tail: usize, log_file: &str, id: usize, log_type: &str, item_name: &str) {
	let file = File::open(log_file).unwrap();
	let reader = BufReader::new(file);
	let lines: Vec<String> = reader.lines().collect::<io::Result<_>>().unwrap();
	let color = ternary!(log_type == "out", "green", "red");

	println!("{}", format!("\n{log_file} last {lines_to_tail} lines:").bright_black());

	let start_index = if lines.len() > lines_to_tail { lines.len() - lines_to_tail } else { 0 };
	for (i, line) in lines.iter().skip(start_index).enumerate() {
	let line_number = start_index + i;
	println!("{} {}", format!("{}\|{} \|", id, item_name).color(color), line);
	}
	}

	pub struct Exists;
	impl Exists {
	pub fn folder(dir_name: String) -> Result<bool, Error> { Ok(Path::new(str!(dir_name)).is_dir()) }
	pub fn file(file_name: String) -> Result<bool, Error> { Ok(Path::new(str!(file_name)).exists()) }
	}