Handle remote branches

src-tauri/yaak-git/src/fetch.rs

@@ -0,0 +1,37 @@
+use crate::callbacks::default_callbacks;
+use crate::error::Result;
+use crate::repository::open_repo;
+use git2::{FetchOptions, ProxyOptions, Repository};
+use std::path::Path;
+
+pub(crate) fn git_fetch_all(dir: &Path) -> Result<()> {
+    let repo = open_repo(dir)?;
+    let remotes = repo.remotes()?.iter().flatten().map(String::from).collect::<Vec<_>>();
+
+    for (_idx, remote) in remotes.into_iter().enumerate() {
+        fetch_from_remote(&repo, &remote)?;
+    }
+
+    Ok(())
+}
+
+fn fetch_from_remote(repo: &Repository, remote: &str) -> Result<()> {
+    let mut remote = repo.find_remote(remote)?;
+
+    let mut options = FetchOptions::new();
+    let callbacks = default_callbacks();
+
+    options.prune(git2::FetchPrune::On);
+    let mut proxy = ProxyOptions::new();
+    proxy.auto();
+
+    options.proxy_options(proxy);
+    options.download_tags(git2::AutotagOption::All);
+    options.remote_callbacks(callbacks);
+
+    remote.fetch(&[] as &[&str], Some(&mut options), None)?;
+    // fetch tags (also removing remotely deleted ones)
+    remote.fetch(&["refs/tags/*:refs/tags/*"], Some(&mut options), None)?;
+
+    Ok(())
+}