novel-api 0.18.2

Novel APIs from various sources
Documentation 
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use keyring::Entry;
use zeroize::Zeroize;

use crate::Error;

/// Access the Keyring of the platform
#[must_use]
pub struct Keyring {
    entry: Entry,
}

impl Keyring {
    /// Create a Keyring
    pub fn new<T, E>(app_name: T, username: E) -> Result<Self, Error>
    where
        T: AsRef<str>,
        E: AsRef<str>,
    {
        let service = format!("novel-rs-{}", app_name.as_ref());
        let entry = Entry::new(&service, username.as_ref())?;

        Ok(Self { entry })
    }

    /// Get password
    pub fn get_password(&self) -> Result<String, Error> {
        Ok(self.entry.get_password()?)
    }

    /// Set password
    pub fn set_password(&self, mut password: String) -> Result<(), Error> {
        self.entry.set_password(&password)?;
        password.zeroize();
        Ok(())
    }

    /// Delete password
    pub fn delete_password(&self) -> Result<(), Error> {
        Ok(self.entry.delete_credential()?)
    }
}

#[cfg(test)]
mod tests {
    use pretty_assertions::assert_eq;

    use super::*;

    #[tokio::test]
    async fn keyring() -> Result<(), Error> {
        let keyring = Keyring::new("test-app", "user-name")?;
        let password = "test-password".to_string();

        keyring.set_password(password.clone())?;
        assert_eq!(keyring.get_password()?, password);

        keyring.delete_password()?;

        Ok(())
    }
}