use std::str::FromStr as _;

#[derive(Clone, Debug, PartialEq, Eq, derive_more::Deref, derive_more::Display)]
pub struct WebhookAuth(ulid::Ulid);
impl WebhookAuth {
    pub fn new(authorisation: &str) -> Result<Self, ulid::DecodeError> {
        let id = ulid::Ulid::from_str(authorisation)?;
        tracing::info!("Parse auth token: {}", id);
        Ok(Self(id))
    }

    pub fn generate() -> Self {
        Self(ulid::Ulid::new())
    }

    pub fn header_value(&self) -> String {
        format!("Basic {}", self)
    }

    pub const fn to_bytes(&self) -> [u8; 16] {
        self.0.to_bytes()
    }
}

#[cfg(test)]
mod tests {
    use crate::WebhookAuth;

    #[test]
    fn bytes() -> Result<(), Box<dyn std::error::Error>> {
        let ulid = ulid::Ulid::new();

        let wa = WebhookAuth::new(ulid.to_string().as_str())?;

        assert_eq!(ulid.to_bytes(), wa.to_bytes());

        Ok(())
    }

    #[test]
    fn string() -> Result<(), Box<dyn std::error::Error>> {
        let ulid = ulid::Ulid::new();

        let wa = WebhookAuth::new(ulid.to_string().as_str())?;

        assert_eq!(ulid.to_string(), wa.to_string());

        Ok(())
    }
}