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use std::{collections::BTreeMap, io::ErrorKind};
use eyre::eyre;
use tokio::io::AsyncWriteExt;
use url::Url;
#[derive(serde::Serialize, serde::Deserialize, Clone, Default)]
pub struct KeyInfo {
pub hosts: BTreeMap<String, HostInfo>,
pub domain_to_name: BTreeMap<String, String>,
}
impl KeyInfo {
fn domain_to_name(&self, domain: &str) -> Option<&str> {
self.domain_to_name.get(domain).map(|s| &**s)
}
pub async fn load() -> eyre::Result<Self> {
let path = directories::ProjectDirs::from("", "Cyborus", "forgejo-cli")
.ok_or_else(|| eyre!("Could not find data directory"))?
.data_dir()
.join("keys.json");
let json = tokio::fs::read(path).await;
let this = match json {
Ok(x) => serde_json::from_slice::<Self>(&x)?,
Err(e) if e.kind() == ErrorKind::NotFound => {
eprintln!("keys file not found, creating");
Self::default()
}
Err(e) => return Err(e.into()),
};
Ok(this)
}
pub async fn save(&self) -> eyre::Result<()> {
let json = serde_json::to_vec_pretty(self)?;
let dirs = directories::ProjectDirs::from("", "Cyborus", "forgejo-cli")
.ok_or_else(|| eyre!("Could not find data directory"))?;
let path = dirs.data_dir();
tokio::fs::create_dir_all(path).await?;
tokio::fs::File::create(path.join("keys.json"))
.await?
.write_all(&json)
.await?;
Ok(())
}
pub async fn get_current_host_and_repo(&self) -> eyre::Result<(&str, &HostInfo, String)> {
let remotes = get_remotes().await?;
let remote = get_remote(&remotes).await?;
let host_str = remote
.host_str()
.ok_or_else(|| eyre!("remote url does not have host"))?;
let domain = if let Some(port) = remote.port() {
format!("{}:{}", host_str, port)
} else {
host_str.to_owned()
};
let name = self
.domain_to_name(&domain)
.ok_or_else(|| eyre!("unknown remote"))?;
let (name, host) = self
.hosts
.get_key_value(name)
.ok_or_else(|| eyre!("not signed in to {domain}"))?;
Ok((name, host, repo_from_url(&remote)?.into()))
}
pub async fn get_current_host(&self) -> eyre::Result<(&str, &HostInfo)> {
let (name, host, _) = self.get_current_host_and_repo().await?;
Ok((name, host))
}
async fn get_current_user(&self) -> eyre::Result<(&str, &UserInfo)> {
let user = self.get_current_host().await?.1.get_current_user()?;
Ok(user)
}
}
fn repo_from_url(url: &Url) -> eyre::Result<&str> {
let mut iter = url
.path_segments()
.ok_or_else(|| eyre!("failed to get path from url"))?;
soft_assert::soft_assert!(
matches!(iter.next(), Some(_)),
Err(eyre!("path should have 2 segments, has none"))
);
let repo = iter
.next()
.ok_or_else(|| eyre!("path should have 2 segments, has only 1"))?;
let repo = repo.strip_suffix(".git").unwrap_or(repo);
soft_assert::soft_assert!(
matches!(iter.next(), None),
Err(eyre!("path should have 2 segments, has more"))
);
Ok(repo)
}
#[derive(serde::Serialize, serde::Deserialize, Clone)]
pub struct HostInfo {
pub default: Option<String>,
pub url: Url,
pub users: BTreeMap<String, UserInfo>,
}
impl HostInfo {
pub fn get_current_user(&self) -> eyre::Result<(&str, &UserInfo)> {
if self.users.len() == 1 {
let (s, k) = self.users.first_key_value().unwrap();
return Ok((s, k));
}
if let Some(default) = self.default.as_ref() {
if let Some(default_info) = self.users.get(default) {
return Ok((default, default_info));
}
}
Err(eyre!("could not find user"))
}
}
#[derive(serde::Serialize, serde::Deserialize, Clone, Default)]
pub struct UserInfo {
pub name: String,
pub key: String,
}
async fn get_remotes() -> eyre::Result<Vec<(String, Url)>> {
let repo = git2::Repository::open(".")?;
let remotes = repo
.remotes()?
.iter()
.filter_map(|name| {
let name = name?.to_string();
let url = Url::parse(repo.find_remote(&name).ok()?.url()?).ok()?;
Some((name, url))
})
.collect::<Vec<_>>();
Ok(remotes)
}
async fn get_remote(remotes: &[(String, Url)]) -> eyre::Result<Url> {
let url = if remotes.len() == 1 {
remotes[0].1.clone()
} else if let Some((_, url)) = remotes.iter().find(|(name, _)| *name == "origin") {
url.clone()
} else {
eyre::bail!("could not find remote");
};
Ok(url)
}
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