From 972319c1811e1a9c4f491a03ba92ea5a624cca5e Mon Sep 17 00:00:00 2001
From: Justin Wernick <justin@worthe-it.co.za>
Date: Mon, 10 Apr 2023 21:31:02 +0200
Subject: Update the main branch of a repo

---
 src/git.rs | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

(limited to 'src/git.rs')

diff --git a/src/git.rs b/src/git.rs
index 4b1ec0d..1159e7f 100644
--- a/src/git.rs
+++ b/src/git.rs
@@ -69,9 +69,14 @@ pub fn init(
     repo_name: &str,
     group: &Option<String>,
     description: &Option<String>,
+    branch: &str,
 ) -> Result<GitInitResult, ShackleError> {
     let mut init_opts = RepositoryInitOptions::new();
-    init_opts.bare(true).mkdir(true).no_reinit(true);
+    init_opts
+        .bare(true)
+        .mkdir(true)
+        .no_reinit(true)
+        .initial_head(branch);
 
     let path = match group {
         Some(group) => {
@@ -167,6 +172,24 @@ pub fn set_description(directory: &PathBuf, description: &str) -> Result<(), Sha
     }
 }
 
+pub fn set_branch(directory: &PathBuf, branch: &str) -> Result<(), ShackleError> {
+    if !is_valid_git_repo_path(&directory)? {
+        return Err(ShackleError::InvalidDirectory);
+    }
+
+    if let Ok(repo) = Repository::open_bare(&directory) {
+        repo.reference_symbolic(
+            "HEAD",
+            &format!("refs/heads/{branch}"),
+            true,
+            "shackle set-branch",
+        )?;
+        Ok(())
+    } else {
+        Err(ShackleError::InvalidDirectory)
+    }
+}
+
 pub fn upload_pack(upload_pack_args: &GitUploadPackArgs) -> Result<(), ShackleError> {
     if !is_valid_git_repo_path(&upload_pack_args.directory)? {
         return Err(ShackleError::InvalidDirectory);
-- 
cgit v1.2.3