losan 1.0.0

An high-performance multi-threaded log sanitizer built in Rust
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use std::{io, time::Instant};

use clap::Parser;
use owo_colors::OwoColorize;

use crate::{
    args::{Args, CleanArgs, Commands},
    sanitizer::Sanitizer,
};

mod args;
mod patterns;
mod sanitizer;

use tabled::{
    settings::{object::Rows, style::BorderColor, Color, Style},
    Table, Tabled,
};

#[derive(Tabled)]
struct ExecutionSummary {
    #[tabled(rename = "Metric")]
    metric: &'static str,
    #[tabled(rename = "Value")]
    value: String,
}

fn main() -> io::Result<()> {
    let args = Args::parse();
    let sanitizer = Sanitizer::new();

    match args.commands {
        Commands::Clean(CleanArgs { input, output_dir }) => {
            println!("{}\n", "Sanitizing files...".blue().bold());

            let start_time = Instant::now();

            let (processed_files, total_bytes) = sanitizer.sanitize_auto(&input, &output_dir)?;

            let elapsed = start_time.elapsed();
            let total_mb = total_bytes as f64 / (1024.0 * 1024.0);
            let elapsed_secs = elapsed.as_secs_f64();
            let throughput_mb_s = if elapsed_secs > 0.0 {
                total_mb / elapsed_secs
            } else {
                0.0
            };

            let summary_data = vec![
                ExecutionSummary {
                    metric: "Files Processed",
                    value: processed_files.len().to_string(),
                },
                ExecutionSummary {
                    metric: "Total Data",
                    value: format!("{:.2} MB", total_mb),
                },
                ExecutionSummary {
                    metric: "Time Elapsed",
                    value: format!("{:.3?} ({:.3}s)", elapsed, elapsed_secs),
                },
                ExecutionSummary {
                    metric: "Throughput",
                    value: format!("{:.2} MB/s", throughput_mb_s),
                },
            ];

            let mut table = Table::new(summary_data);

            table
                .with(Style::rounded())
                .with(BorderColor::filled(Color::FG_BLUE))
                .modify(Rows::new(1..=1), Color::BOLD | Color::FG_GREEN)
                .modify(Rows::new(2..=2), Color::FG_YELLOW)
                .modify(Rows::new(3..=3), Color::FG_CYAN)
                .modify(Rows::new(4..=4), Color::BOLD | Color::FG_MAGENTA);

            println!(
                "\n\n{}\n\n{}",
                "Sanitization Complete!".bold().green(),
                table
            );
        }
    }

    Ok(())
}