pub mod manager;
pub mod commands;
pub mod weaver;
pub mod auditor;
pub mod errors;
pub mod state;
pub mod logger;

use git2::Repository;
use crate::errors::SomnusError;

pub fn get_changed_files() -> Result<Vec<String>, SomnusError> {
    let repo = Repository::open(".")?;
    
    let head = repo.head()?.peel_to_tree()?;
    
    let parent = repo.find_commit(repo.head()?.target().unwrap())?
        .parent(0)?
        .tree()?;

    let diff = repo.diff_tree_to_tree(Some(&parent), Some(&head), None)?;
    let mut changed_files = Vec::new();

    diff.foreach(&mut |delta, _| {
        if let Some(path) = delta.new_file().path() {
            changed_files.push(path.to_string_lossy().to_string());
        }
        true
    }, None, None, None)?;

    Ok(changed_files)
}