fix repo create push

Cargo.lock

@@ -66,6 +66,17 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "auth-git2"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41e7771d4ab6635cbd685ce8db215b29c78a468098126de77c57f3b2e6eb3757"
+dependencies = [
+ "dirs",
+ "git2",
+ "terminal-prompt",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -204,6 +215,15 @@ dependencies = [
  "dirs-sys",
 ]
 
+[[package]]
+name = "dirs"
+version = "5.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44c45a9d03d6676652bcb5e724c7e988de1acad23a711b5217ab9cbecbec2225"
+dependencies = [
+ "dirs-sys",
+]
+
 [[package]]
 name = "dirs-sys"
 version = "0.4.1"
@@ -269,6 +289,7 @@ dependencies = [
 name = "fj"
 version = "0.1.0"
 dependencies = [
+ "auth-git2",
  "clap",
  "directories",
  "eyre",
@@ -1206,6 +1227,16 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "terminal-prompt"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "572818b3472910acbd5dff46a3413715c18e934b071ab2ba464a7b2c2af16376"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.43"

Cargo.toml

@@ -6,6 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+auth-git2 = "0.5.3"
 clap = { version = "4.3.11", features = ["derive"] }
 directories = "5.0.1"
 eyre = "0.6.8"

src/repo.rs

@@ -120,10 +120,22 @@ impl RepoCommand {
 
                 if set_upstream.is_some() || push {
                     let repo = git2::Repository::open(".")?;
+
                     let upstream = set_upstream.as_deref().unwrap_or("origin");
                     let mut remote = repo.remote(upstream, new_repo.clone_url.as_str())?;
+
                     if push {
-                        remote.push::<&str>(&[], None)?;
+                        let head = repo.head()?;
+                        if !head.is_branch() {
+                            eyre::bail!("HEAD is not on a branch; cannot push to remote");
+                        }
+                        let branch_shorthand = head.shorthand().ok_or_else(|| eyre!("branch name invalid utf-8"))?.to_owned();
+                        let branch_name = std::str::from_utf8(head.name_bytes())?.to_owned();
+                        let mut current_branch = git2::Branch::wrap(head);
+                        current_branch.set_upstream(Some(&dbg!(format!("{upstream}/{branch_shorthand}"))))?;
+
+                        let auth = auth_git2::GitAuthenticator::new();
+                        auth.push(&repo, &mut remote, &[&branch_name])?;
                     }
                 }
             }