sys-shred 1.0.0

A forensic-grade, multi-threaded command-line utility for secure file erasure and anti-forensics.
Documentation 
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//! # Terminal UI & Progress Feedback
//!
//! Provides interactive visual feedback to the user during long-running
//! shredding operations using the `indicatif` crate.

use indicatif::{ProgressBar, ProgressStyle};

/// A high-level reporter for managing terminal progress visuals.
pub struct ProgressReporter {
    /// The primary progress bar handle.
    bar: ProgressBar,
}

impl ProgressReporter {
    /// Creates a new `ProgressReporter` instance.
    pub fn new() -> Self {
        let bar = ProgressBar::new(0);
        let style = ProgressStyle::default_bar()
            .template(
                "{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {pos}/{len} files ({msg})",
            )
            .unwrap_or_else(|_| ProgressStyle::default_bar());
        bar.set_style(style.progress_chars("#>-"));

        Self { bar }
    }

    /// Initializes the progress bar with the total number of files.
    pub fn start_files(&self, total: u64) {
        self.bar.set_length(total);
        self.bar.set_message("Shredding in progress...");
    }

    /// Increments the count of completed files.
    pub fn inc_file_complete(&self) {
        self.bar.inc(1);
    }

    /// Finalizes the progress reporting.
    pub fn finish(&self) {
        self.bar
            .finish_with_message("All targets securely destroyed.");
    }
}

impl Default for ProgressReporter {
    fn default() -> Self {
        Self::new()
    }
}