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37 lines
1.1 KiB
Rust

use crate::bibliography::keys::{K_AUTHOR, K_DATE, K_TITLE};
use crate::bibliography::FromHashMap;
use crate::utils::date::{parse_date, LocalDate};
use std::collections::hash_map::RandomState;
use std::collections::HashMap;
/// A source that is not formally published
#[derive(Clone, Debug)]
pub struct Unpublished {
pub author: String,
pub title: String,
pub date: Option<LocalDate>,
}
impl Unpublished {
/// Creates a new source of type unpublished with only the mandatory fields filled
pub fn new(author: String, title: String) -> Self {
Self {
author,
title,
date: None,
}
}
}
impl FromHashMap for Unpublished {
fn from_hash_map(map: &HashMap<String, String, RandomState>) -> Result<Box<Self>, String> {
let author = map.get(K_AUTHOR).ok_or(missing_field!(K_AUTHOR))?;
let title = map.get(K_TITLE).ok_or(missing_field!(K_TITLE))?;
let mut unpub = Unpublished::new(author.clone(), title.clone());
unpub.date = map.get(K_DATE).and_then(|d| parse_date(d).ok());
Ok(Box::new(unpub))
}
}