1 files changed, 38 insertions, 0 deletions
diff --git a/crates/discord-bot/src/config.rs b/crates/discord-bot/src/config.rs
new file mode 100644
index 0000000..5076eb9
--- /dev/null
+++ b/crates/discord-bot/src/config.rs
@@ -0,0 +1,38 @@
+use crate::consts::NIXPKGS_REMOTE;
+
+use std::env;
+
+/// The Discord client's configuration
+#[derive(Clone, Debug)]
+pub struct Config {
+	/// Path to clone a new or use an existing nixpkgs repository
+	pub nixpkgs_path: String,
+	// A comma separated list of nixpkgs branch to track commits for
+	pub nixpkgs_branches: Vec<String>,
+}
+
+impl Config {
+	/// Take in a comma separated list and split it into a [`Vec<String>`]
+	fn split_string_list(branches: &str) -> Vec<String> {
+		branches
+			.split(',')
+			.map(|branch| format!("{NIXPKGS_REMOTE}/{}", branch.trim()))
+			.collect()
+	}
+
+	/// 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_raw = env::var("BOT_NIXPKGS_BRANCHES")?;
+		let nixpkgs_branches = Self::split_string_list(&nixpkgs_branches_raw);
+
+		Ok(Self {
+			nixpkgs_path,
+			nixpkgs_branches,
+		})
+	}
+}