use lofty::read_from_path;
use lofty::prelude::*;
use std::path::Path;
use walkdir::WalkDir;

fn main() {
    let music_path = "data/maple";
    
    if !Path::new(music_path).exists() {
        println!("Music directory {} not found", music_path);
        return;
    }

    println!("Scanning music files in {}...\n", music_path);
    
    for entry in WalkDir::new(music_path)
        .follow_links(true)
        .into_iter()
        .filter_map(|e| e.ok())
    {
        let path = entry.path();
        
        // Skip _missing_tags directory
        if path.to_string_lossy().contains("_missing_tags") {
            continue;
        }
        
        if let Some(extension) = path.extension() {
            let ext = extension.to_string_lossy().to_lowercase();
            if ext == "mp3" || ext == "flac" {
                if let Err(e) = print_file_metadata(path) {
                    println!("Error reading {}: {}", path.display(), e);
                }
                println!();
            }
        }
    }
}

fn print_file_metadata(path: &Path) -> Result<(), Box<dyn std::error::Error>> {
    let tagged_file = read_from_path(path)?;
    
    println!("File: {}", path.display());
    
    if let Some(tag) = tagged_file.primary_tag() {
        if let Some(title) = tag.title() { println!("  Title: {}", title); }
        if let Some(artist) = tag.artist() { println!("  Artist: {}", artist); }
        if let Some(album) = tag.album() { println!("  Album: {}", album); }
        if let Some(year) = tag.year() { println!("  Year: {}", year); }
        if let Some(track) = tag.track() { println!("  Track: {}", track); }
        if let Some(genre) = tag.genre() { println!("  Genre: {}", genre); }
    } else {
        println!("  No metadata found");
    }
    
    let properties = tagged_file.properties();
    println!("  Duration: {}:{:02}", 
             properties.duration().as_secs() / 60,
             properties.duration().as_secs() % 60);
    println!("  Bitrate: {} kbps", properties.overall_bitrate().unwrap_or(0));
    
    Ok(())
}