use crate::error::Error;
use crate::hash::Hash;

#[derive(Debug)]
pub struct PaperKey(Hash);

impl PaperKey {
    pub fn generate() -> Result<Self, Error> {
        use gen_passphrase::{dictionary::EFF_SHORT_2, generate};
        let passphrase = generate(&[EFF_SHORT_2], 7, Some("-"));

        Ok(Self(Hash::from_plain(passphrase)?))
    }
    pub fn from_hash(hash: impl Into<String>) -> Self {
        Self(Hash::from_hash(hash))
    }
    pub fn plain(&self) -> Option<&str> {
        self.0.plain()
    }
    pub fn hash(&self) -> &str {
        self.0.hash()
    }
    pub fn compare(&self, plain: &str) -> Result<bool, Error> {
        self.0.compare(plain).map_err(Error::from)
    }
}