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use git_tracker::TrackedRepository;
use std::{env, path::PathBuf, sync::Arc};
const DEFAULT_NIXPKGS_URL: &str = "https://github.com/NixOS/nixpkgs";
const DEFAULT_NIXPKGS_REMOTE: &str = "origin";
/// The Discord client's configuration
#[derive(Clone, Debug)]
pub struct Config {
/// Comma separated list of nixpkgs branch to track commits for
nixpkgs_branches: Vec<String>,
/// Repository tracker
repository: Arc<TrackedRepository>,
}
impl Config {
/// Create a new instance of [`Config`] based on variables from the environment
///
/// # Errors
///
/// Will return [`Err`] if a variable is not found
pub fn from_env() -> Result<Self, env::VarError> {
let nixpkgs_path = env::var("BOT_NIXPKGS_PATH")?;
let nixpkgs_branches = env::var("BOT_NIXPKGS_BRANCHES")?
.split(',')
.map(ToString::to_string)
.collect();
let nixpkgs_remote =
env::var("BOT_NIXPKGS_REMOTE").unwrap_or(DEFAULT_NIXPKGS_REMOTE.to_string());
let nixpkgs_url = env::var("BOT_NIXPKGS_URL").unwrap_or(DEFAULT_NIXPKGS_URL.to_string());
let repository = TrackedRepository::new(
PathBuf::from(nixpkgs_path.clone()),
nixpkgs_url,
nixpkgs_remote,
);
Ok(Self {
nixpkgs_branches,
repository: Arc::new(repository),
})
}
pub fn repository(&self) -> &TrackedRepository {
&self.repository
}
pub fn nixpkgs_branches(&self) -> &Vec<String> {
&self.nixpkgs_branches
}
}
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