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use git2::{BranchType, Repository};
use ignore::DirEntry;
use onefetch::ui::printer::Printer;
use std::io;
use std::{path::PathBuf, time::Duration};
use tracing::{debug, warn};
use crate::{Error, Result};
use super::{Preview, ProjectParser, Timestamp};
#[derive(Debug, Clone)]
pub struct GitMatcher;
impl ProjectParser for GitMatcher {
#[tracing::instrument]
fn parse(&self, path_buf: PathBuf) -> Option<super::ProjectItem> {
match GitProject::new(path_buf) {
Ok(g) => Some(Box::new(g)),
Err(err) => {
debug!(%err, "Failed to create git project");
None
}
}
}
}
#[derive(Debug, Clone)]
pub struct GitProject {
path_buf: PathBuf,
latest_commit: Duration,
}
impl GitProject {
fn new(path_buf: PathBuf) -> Result<Self> {
let repo = Repository::open(&path_buf)?;
let latest_commit = Self::get_timestamp(&repo);
Ok(Self {
path_buf,
latest_commit,
})
}
fn get_timestamp(repo: &Repository) -> Duration {
match Self::latest_commit(repo) {
Ok(s) => Duration::from_secs(s),
Err(err) => {
warn!(%err, "Failed to get latest commit from repository");
Duration::default()
}
}
}
fn latest_commit(repository: &Repository) -> Result<u64> {
let mut branches = repository.branches(Some(BranchType::Local))?;
branches.try_fold(0, |latest, branch| {
let (branch, _) = branch?;
let name = branch
.name()?
.ok_or_else(|| git2::Error::from_str("Failed to find branch"))?;
repository
.revparse_single(name)?
.peel_to_commit()
.map(|c| (c.time().seconds() as u64).max(latest))
.map_err(Into::into)
})
}
}
impl Timestamp for GitProject {
fn timestamp(&self) -> &Duration {
&self.latest_commit
}
}
#[cfg(feature = "preview")]
impl Preview for GitProject {
type Error = Error;
fn preview(&self) -> Result<()> {
let config = onefetch::cli::Config {
input: self.path_buf.to_owned(),
include_hidden: true,
..Default::default()
};
let info = onefetch::info::Info::new(&config)?;
let mut printer = Printer::new(io::BufWriter::new(io::stdout()), info, config)?;
printer.print().map_err(Into::into)
}
}
impl AsRef<PathBuf> for GitProject {
fn as_ref(&self) -> &PathBuf {
&self.path_buf
}
}
impl TryFrom<PathBuf> for GitProject {
type Error = Error;
fn try_from(value: PathBuf) -> Result<Self> {
Self::new(value)
}
}
impl TryFrom<DirEntry> for GitProject {
type Error = Error;
fn try_from(value: DirEntry) -> Result<Self> {
Self::new(value.into_path())
}
}
impl From<GitProject> for PathBuf {
fn from(value: GitProject) -> Self {
value.path_buf
}
}
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