use std::{
    io,
    path::{Path, PathBuf},
};

use serde::{Deserialize, Serialize};

use crate::{types::link::Link, utils::walk_all_files};

/// Available game
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct Game {
    path: PathBuf,
}

impl Game {
    pub fn export_links(&self) -> Result<Vec<Link>, io::Error> {
        let links: Vec<Link> = walk_all_files(&self.path)?
            .map(|entry| {
                Link::new(
                    entry.path(),
                    entry
                        .path()
                        .strip_prefix(&self.path)
                        .expect("Can't transform path back to relative. Should not happen."),
                )
            })
            .collect();

        Ok(links)
    }

    pub fn install_location(&self) -> &Path {
        &self.path
    }
}