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use std::{
fs::File,
io::{BufRead, BufReader, Write},
path::PathBuf,
};
use directories::ProjectDirs;
use crate::Session;
pub use error::Error;
mod error;
#[derive(Debug)]
pub struct History {
pub file: File,
pub entries: Vec<Session>,
}
impl History {
pub fn open(history_file: PathBuf) -> Result<Self, std::io::Error> {
let file = File::options().write(true).open(&history_file)?;
let entries = BufReader::new(File::open(history_file)?)
.lines()
.flatten()
.flat_map(|item| ron::from_str(&item))
.collect();
Ok(Self { file, entries })
}
pub fn default_path() -> Option<PathBuf> {
ProjectDirs::from("", "", env!("CARGO_CRATE_NAME"))?
.state_dir()?
.join("history")
.into()
}
}
impl IntoIterator for History {
type Item = Session;
type IntoIter = std::vec::IntoIter<Self::Item>;
fn into_iter(self) -> Self::IntoIter {
self.entries.into_iter()
}
}
impl Write for History {
fn write(&mut self, buf: &[u8]) -> std::io::Result<usize> {
self.file.write(buf)
}
fn flush(&mut self) -> std::io::Result<()> {
self.file.flush()
}
}
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