use anyhow::Result;
use std::fs;
use std::path::Path;
use walkdir::WalkDir;

pub fn copy_dir_recursive(src: &Path, dst: &Path) -> Result<()> {
    for entry in WalkDir::new(src).into_iter().filter_map(|e| e.ok()) {
        let path = entry.path();
        let rel = path.strip_prefix(src)?;
        let target = dst.join(rel);

        if path.is_dir() {
            fs::create_dir_all(&target)?;
        } else {
            if let Some(parent) = target.parent() {
                fs::create_dir_all(parent)?;
            }
            fs::copy(path, &target)?;
        }
    }
    Ok(())
}