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use clap::{Parser, Subcommand};
use eyre::eyre;
use tokio::io::AsyncWriteExt;
use url::Url;
mod keys;
use keys::*;
mod auth;
mod issues;
mod repo;
#[derive(Parser, Debug)]
pub struct App {
#[clap(subcommand)]
command: Command,
}
#[derive(Subcommand, Clone, Debug)]
pub enum Command {
#[clap(subcommand)]
Repo(repo::RepoCommand),
#[clap(subcommand)]
Issue(issues::IssueCommand),
User {
#[clap(long, short)]
host: Option<String>,
},
#[clap(subcommand)]
Auth(auth::AuthCommand),
}
#[tokio::main]
async fn main() -> eyre::Result<()> {
let args = App::parse();
let mut keys = KeyInfo::load().await?;
match args.command {
Command::Repo(subcommand) => subcommand.run(&keys).await?,
Command::Issue(subcommand) => subcommand.run(&keys).await?,
Command::User { host } => {
let host = host.map(|host| Url::parse(&host)).transpose()?;
let url = match host {
Some(url) => url,
None => repo::RepoInfo::get_current()?.url().clone(),
};
let name = keys.get_login(&url)?.username();
eprintln!("currently signed in to {name}@{url}");
}
Command::Auth(subcommand) => subcommand.run(&mut keys).await?,
}
keys.save().await?;
Ok(())
}
async fn readline(msg: &str) -> eyre::Result<String> {
print!("{msg}");
tokio::io::stdout().flush().await?;
tokio::task::spawn_blocking(|| {
let mut input = String::new();
std::io::stdin().read_line(&mut input)?;
Ok(input)
})
.await?
}
async fn editor(contents: &mut String, ext: Option<&str>) -> eyre::Result<()> {
let editor = std::env::var_os("EDITOR").ok_or_else(|| eyre!("unable to locate editor"))?;
let (mut file, path) = tempfile(ext).await?;
file.write_all(contents.as_bytes()).await?;
drop(file);
// Closure acting as a try/catch block so that the temp file is deleted even
// on errors
let res = (|| async {
eprint!("waiting on editor\r");
let status = tokio::process::Command::new(editor)
.arg(&path)
.status()
.await?;
if !status.success() {
eyre::bail!("editor exited unsuccessfully");
}
*contents = tokio::fs::read_to_string(&path).await?;
eprint!(" \r");
Ok(())
})()
.await;
tokio::fs::remove_file(path).await?;
res?;
Ok(())
}
async fn tempfile(ext: Option<&str>) -> tokio::io::Result<(tokio::fs::File, std::path::PathBuf)> {
let filename = uuid::Uuid::new_v4();
let mut path = std::env::temp_dir().join(filename.to_string());
if let Some(ext) = ext {
path.set_extension(ext);
}
let file = tokio::fs::OpenOptions::new()
.create(true)
.read(true)
.write(true)
.open(&path)
.await?;
Ok((file, path))
}
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