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|
use std::env;
use std::path::PathBuf;
use eyre::{eyre, Result};
use home::home_dir;
use structopt::StructOpt;
use crate::local::database::{Database, SqliteDatabase};
use crate::local::history::History;
use crate::local::import::ImportZsh;
use indicatif::ProgressBar;
#[derive(StructOpt)]
pub enum ImportCmd {
#[structopt(
about="import history for the current shell",
aliases=&["a", "au", "aut"],
)]
Auto,
#[structopt(
about="import history from the zsh history file",
aliases=&["z", "zs"],
)]
Zsh,
}
impl ImportCmd {
fn import_zsh(&self, db: &mut SqliteDatabase) -> Result<()> {
// oh-my-zsh sets HISTFILE=~/.zhistory
// zsh has no default value for this var, but uses ~/.zhistory.
// we could maybe be smarter about this in the future :)
let histpath = env::var("HISTFILE");
let histpath = match histpath {
Ok(p) => PathBuf::from(p),
Err(_) => {
let mut home = home_dir().unwrap();
home.push(".zhistory");
home
}
};
if !histpath.exists() {
return Err(eyre!(
"Could not find history file at {}, try setting $HISTFILE",
histpath.to_str().unwrap()
));
}
let zsh = ImportZsh::new(histpath.to_str().unwrap())?;
let progress = ProgressBar::new(zsh.loc);
let buf_size = 100;
let mut buf = Vec::<History>::with_capacity(buf_size);
for i in zsh {
match i {
Ok(h) => {
buf.push(h);
}
Err(e) => {
error!("{}", e);
continue;
}
}
if buf.len() == buf_size {
db.save_bulk(&buf)?;
progress.inc(buf.len() as u64);
buf = Vec::<History>::with_capacity(buf_size);
}
}
if buf.len() > 0 {
db.save_bulk(&buf)?;
progress.inc(buf.len() as u64);
}
progress.finish_with_message("Imported history!");
Ok(())
}
pub fn run(&self, db: &mut SqliteDatabase) -> Result<()> {
match self {
ImportCmd::Auto => {
let shell = env::var("SHELL").unwrap_or(String::from("NO_SHELL"));
match shell.as_str() {
"/bin/zsh" => self.import_zsh(db),
_ => {
println!("cannot import {} history", shell);
Ok(())
}
}
}
ImportCmd::Zsh => Ok(()),
}
}
}
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