use chrono::{Local, NaiveDateTime}; // 0.4.6use std::Debug;

pub struct User {
    pub email: String,
    pub password: String,
    pub created_at: NaiveDateTime, // only NaiveDateTime works here due to diesel limitations
}

impl User {
    pub fn with_details(email: String, password: String) -> Self {
        User {
            email,
            password,
            created_at: Local::now().naive_local(),
        }
    }
}

#[derive(Debug)]
pub struct SlimUser {
    pub email: String,
    pub created_at: NaiveDateTime
}

impl From<User> for SlimUser {
    fn from(user: User) -> Self {
        SlimUser { email: user.email, created_at: user.created_at }
    }
}

fn main(){
    let user = User::with_details("email@gmail.com".to_owned(), "password".to_owned());
    println!("{:?}", SlimUser::from(user));
}