ilink-hub 0.1.12

//! Canonical user data paths under `~/.ilink-hub/`.
//!
//! Hub and bridge default to these locations so behavior does not depend on the
//! process current working directory.

use std::path::PathBuf;

/// `~/.ilink-hub` (or `./.ilink-hub` when home is unavailable).
pub fn data_dir() -> PathBuf {
    dirs::home_dir()
        .unwrap_or_else(|| PathBuf::from("."))
        .join(".ilink-hub")
}

/// Default SQLite `DATABASE_URL`: `sqlite:~/.ilink-hub/ilink-hub.db`.
pub fn default_database_url() -> String {
    let db = data_dir().join("ilink-hub.db");
    format!("sqlite:{}", db.display())
}

/// Default bridge YAML config: `~/.ilink-hub/ilink-hub-bridge.yaml`.
pub fn default_bridge_config_path() -> PathBuf {
    data_dir().join("ilink-hub-bridge.yaml")
}

/// Default bridge credentials JSON: `~/.ilink-hub/bridge-credentials.json`.
pub fn default_bridge_credentials_path() -> PathBuf {
    data_dir().join("bridge-credentials.json")
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn default_database_url_under_data_dir() {
        let url = default_database_url();
        assert!(url.starts_with("sqlite:"));
        assert!(url.contains(".ilink-hub"));
        assert!(url.ends_with("ilink-hub.db"));
    }

    #[test]
    fn bridge_defaults_live_under_data_dir() {
        let base = data_dir();
        assert_eq!(
            default_bridge_config_path(),
            base.join("ilink-hub-bridge.yaml")
        );
        assert_eq!(
            default_bridge_credentials_path(),
            base.join("bridge-credentials.json")
        );
    }
}