use crate::db::error::*;
use crate::db::{Database, User, UserRef};

impl<D: DatabaseInterface> DatabaseInterface for Database<D> {
    async fn get_user(&self, user: &UserRef) -> Option<User> {
        self.inner.read().await.get_user(user).await
    }

    async fn create_user(&mut self, user: User) -> Result<(), UserAlreadyExists> {
        self.inner.write().await.create_user(user).await
    }
}

pub trait DatabaseInterface {
    async fn get_user(&self, user: &UserRef) -> Option<User>;
    async fn create_user(&mut self, user: User) -> Result<(), UserAlreadyExists>;
}