use std::collections::BTreeMap;
use std::fs::File;
use std::path::PathBuf;

pub struct Package {
    name: String,
    path: PathBuf,
}

impl Package {
    pub fn open(&self) -> Result<File, std::io::Error> {
        let filepath = self.path.join("main.hyd");
        File::open(filepath)
    }
}

pub struct PackageRegistry {
    packages: BTreeMap<String, Package>,
}

impl PackageRegistry {
    pub fn new() -> Self {
        let mut packages = BTreeMap::new();
        packages.insert(
            "builtins".to_string(),
            Package {
                name: "builtins".to_string(),
                path: "./lib/builtins/".into(),
            },
        );
        Self { packages }
    }

    pub fn get(&self, name: &str) -> Option<&Package> {
        self.packages.get(name)
    }
}