src-tauri/crates/commit_ai/src/lib.rs

@@ -110,7 +110,9 @@ impl CommitAiEngine {
         };
 
         if diff.trim().is_empty() {
-            return Err("Keine gestagten Änderungen für eine Commit-Message vorhanden.".to_string());
+            return Err(
+                "Keine gestagten Änderungen für eine Commit-Message vorhanden.".to_string(),
+            );
         }
 
         let (system, user) = build_messages(diff, notes);

src-tauri/src/git.rs

@@ -5,8 +5,8 @@ use std::{
     path::{Path, PathBuf},
     process::{Command, Output, Stdio},
     sync::{
-        atomic::{AtomicU64, Ordering},
         Arc, Mutex,
+        atomic::{AtomicU64, Ordering},
     },
     thread,
     time::Duration,
@@ -606,12 +606,13 @@ pub fn push(
     password: Option<String>,
 ) -> Result<GitStatus, String> {
     let repo = resolve_repo(&path)?;
+    let push_args = push_args_for_repo(&repo)?;
     match (username.as_deref(), password.as_deref()) {
         (Some(u), Some(p)) if !u.is_empty() || !p.is_empty() => {
-            run_git_authenticated(&repo, ["push"], u, p)?;
+            run_git_authenticated(&repo, push_args, u, p)?;
         }
         _ => {
-            run_git(&repo, ["push"])?;
+            run_git(&repo, push_args)?;
         }
     }
     status_for_repo(&repo)
@@ -670,19 +671,11 @@ fn remote_url_for(repo: &Path, remote: &str) -> Option<String> {
         return None;
     }
     let url = String::from_utf8_lossy(&out.stdout).trim().to_string();
-    if url.is_empty() {
-        None
-    } else {
-        Some(url)
-    }
+    if url.is_empty() { None } else { Some(url) }
 }
 
 fn upstream_remote_name(repo: &Path) -> Option<String> {
-    let branch = run_git(repo, ["rev-parse", "--abbrev-ref", "HEAD"]).ok()?;
-    let branch = String::from_utf8_lossy(&branch).trim().to_string();
-    if branch.is_empty() || branch == "HEAD" {
-        return None;
-    }
+    let branch = current_branch_name(repo).ok()?;
     let out = git_command()
         .arg("-C")
         .arg(repo)
@@ -693,11 +686,7 @@ fn upstream_remote_name(repo: &Path) -> Option<String> {
         return None;
     }
     let name = String::from_utf8_lossy(&out.stdout).trim().to_string();
-    if name.is_empty() {
-        None
-    } else {
-        Some(name)
-    }
+    if name.is_empty() { None } else { Some(name) }
 }
 
 fn first_remote_name(repo: &Path) -> Option<String> {
@@ -709,6 +698,50 @@ fn first_remote_name(repo: &Path) -> Option<String> {
         .map(str::to_string)
 }
 
+fn current_branch_name(repo: &Path) -> Result<String, String> {
+    let branch = run_git(repo, ["rev-parse", "--abbrev-ref", "HEAD"])?;
+    let branch = String::from_utf8_lossy(&branch).trim().to_string();
+    if branch.is_empty() || branch == "HEAD" {
+        return Err("Aktueller Branch konnte nicht ermittelt werden.".to_string());
+    }
+    Ok(branch)
+}
+
+fn branch_has_upstream(repo: &Path) -> bool {
+    git_command()
+        .arg("-C")
+        .arg(repo)
+        .args(["rev-parse", "--abbrev-ref", "--symbolic-full-name", "@{u}"])
+        .output()
+        .map(|output| output.status.success())
+        .unwrap_or(false)
+}
+
+fn initial_push_remote_name(repo: &Path) -> Result<String, String> {
+    if remote_url_for(repo, "origin").is_some() {
+        return Ok("origin".to_string());
+    }
+
+    first_remote_name(repo).ok_or_else(|| {
+        "Dieser Branch hat keinen Upstream und es ist kein Remote konfiguriert.".to_string()
+    })
+}
+
+fn push_args_for_repo(repo: &Path) -> Result<Vec<OsString>, String> {
+    if branch_has_upstream(repo) {
+        return Ok(vec![OsString::from("push")]);
+    }
+
+    let branch = current_branch_name(repo)?;
+    let remote = initial_push_remote_name(repo)?;
+    Ok(vec![
+        OsString::from("push"),
+        OsString::from("--set-upstream"),
+        OsString::from(remote),
+        OsString::from(branch),
+    ])
+}
+
 #[tauri::command]
 pub fn cred_load(key: String) -> Result<Option<StoredCredential>, String> {
     let entry = cred_entry(&key)?;
@@ -1604,7 +1637,6 @@ fn status_for_repo(repo: &Path) -> Result<GitStatus, String> {
     let (branch, mut files) = parse_status_output(&output)?;
     detect_worktree_renames(repo, &mut files);
 
-
     Ok(GitStatus {
         repo_path: repo.to_string_lossy().to_string(),
         current_branch: branch.current_branch,
@@ -3170,6 +3202,22 @@ mod tests {
     }
 
     fn init_temp_repo(name: &str) -> TempRepo {
+        let repo = temp_dir(name);
+
+        run_git_test(&repo.path, ["init", "-q"]);
+        run_git_test(&repo.path, ["config", "user.email", "test@example.com"]);
+        run_git_test(&repo.path, ["config", "user.name", "Tester"]);
+
+        repo
+    }
+
+    fn init_bare_temp_repo(name: &str) -> TempRepo {
+        let repo = temp_dir(name);
+        run_git_test(&repo.path, ["init", "--bare", "-q"]);
+        repo
+    }
+
+    fn temp_dir(name: &str) -> TempRepo {
         let nanos = SystemTime::now()
             .duration_since(UNIX_EPOCH)
             .expect("system time should be after Unix epoch")
@@ -3181,9 +3229,6 @@ mod tests {
         ));
 
         fs::create_dir_all(&path).expect("temp repo directory should be created");
-        run_git_test(&path, ["init", "-q"]);
-        run_git_test(&path, ["config", "user.email", "test@example.com"]);
-        run_git_test(&path, ["config", "user.name", "Tester"]);
 
         TempRepo { path }
     }
@@ -3504,14 +3549,18 @@ mod tests {
         )
         .unwrap();
 
-        assert!(comparison
-            .files
-            .iter()
-            .any(|file| file.path == "old.txt" && file.status == FileStatusKind::Modified));
-        assert!(comparison
-            .files
-            .iter()
-            .any(|file| file.path == "added.txt" && file.status == FileStatusKind::Added));
+        assert!(
+            comparison
+                .files
+                .iter()
+                .any(|file| file.path == "old.txt" && file.status == FileStatusKind::Modified)
+        );
+        assert!(
+            comparison
+                .files
+                .iter()
+                .any(|file| file.path == "added.txt" && file.status == FileStatusKind::Added)
+        );
         assert!(comparison.patch.contains("second line"));
     }
 
@@ -3568,10 +3617,12 @@ mod tests {
 
         assert_eq!(comparison.to_short, "working tree");
         assert!(comparison.to_hash.is_empty());
-        assert!(comparison
-            .files
-            .iter()
-            .any(|file| file.path == "old.txt" && file.status == FileStatusKind::Modified));
+        assert!(
+            comparison
+                .files
+                .iter()
+                .any(|file| file.path == "old.txt" && file.status == FileStatusKind::Modified)
+        );
         assert!(comparison.patch.contains("working tree change"));
     }
 
@@ -3705,6 +3756,77 @@ mod tests {
         assert_eq!(parent_count, 2);
     }
 
+    #[test]
+    fn push_args_use_set_upstream_for_branch_without_tracking_remote() {
+        let repo = init_temp_repo("push_sets_upstream");
+        let remote = init_bare_temp_repo("push_sets_upstream_remote");
+        commit_initial_file(&repo.path);
+        run_git_test(
+            &repo.path,
+            ["checkout", "-q", "-b", "features/ai_commits_local"],
+        );
+        fs::write(repo.path.join("feature.txt"), "feature\n")
+            .expect("feature file should be written");
+        run_git_test(&repo.path, ["add", "feature.txt"]);
+        run_git_test(&repo.path, ["commit", "-q", "-m", "feature work"]);
+        run_git_test(
+            &repo.path,
+            ["remote", "add", "origin", remote.path.to_str().unwrap()],
+        );
+
+        let args = push_args_for_repo(&repo.path).unwrap();
+        let args = args
+            .iter()
+            .map(|arg| arg.to_string_lossy().to_string())
+            .collect::<Vec<_>>();
+
+        assert_eq!(
+            args,
+            vec![
+                "push",
+                "--set-upstream",
+                "origin",
+                "features/ai_commits_local"
+            ]
+        );
+    }
+
+    #[test]
+    #[cfg_attr(
+        windows,
+        ignore = "Git for Windows can fail local push tests with a sh signal pipe error"
+    )]
+    fn push_sets_upstream_for_branch_without_tracking_remote() {
+        let repo = init_temp_repo("push_sets_upstream_integration");
+        let remote = init_bare_temp_repo("push_sets_upstream_integration_remote");
+        commit_initial_file(&repo.path);
+        run_git_test(
+            &repo.path,
+            ["checkout", "-q", "-b", "features/ai_commits_local"],
+        );
+        fs::write(repo.path.join("feature.txt"), "feature\n")
+            .expect("feature file should be written");
+        run_git_test(&repo.path, ["add", "feature.txt"]);
+        run_git_test(&repo.path, ["commit", "-q", "-m", "feature work"]);
+        run_git_test(
+            &repo.path,
+            ["remote", "add", "origin", remote.path.to_str().unwrap()],
+        );
+
+        let status = push(repo.path.to_string_lossy().to_string(), None, None).unwrap();
+
+        assert_eq!(
+            status.upstream.as_deref(),
+            Some("origin/features/ai_commits_local")
+        );
+        let local_head = git_output_test(&repo.path, ["rev-parse", "HEAD"]);
+        let remote_head = git_output_test(
+            &remote.path,
+            ["rev-parse", "refs/heads/features/ai_commits_local"],
+        );
+        assert_eq!(remote_head, local_head);
+    }
+
     #[test]
     fn read_and_resolve_conflict_round_trip() {
         let repo = init_temp_repo("resolve_conflict");

src-tauri/src/main.rs

@@ -3,15 +3,15 @@
 mod git;
 
 use git::{
-    apply_file_patch, cancel_code_search, cancel_file_history, checkout_branch, commit,
-    commit_ai_generate, commit_ai_status, compare_commits, compare_file_to_head,
-    compare_file_to_parent, create_branch, cred_delete, cred_load, cred_save, delete_branch,
-    diff_file_against_working_tree, get_file_patch, get_remote_url, get_status, list_branches,
-    list_commits, list_file_history, list_repository_files, merge_branch, open_repo_in_explorer,
-    open_repository, open_repository_bundle, open_repository_file, pull, push, read_conflict,
-    rename_branch, resolve_conflict, resolve_conflict_side, restore_file_from_commit,
-    restore_files, restore_to_commit, search_code_introductions, stage_files, unstage_files,
-    SearchCancellationState,
+    SearchCancellationState, apply_file_patch, cancel_code_search, cancel_file_history,
+    checkout_branch, commit, commit_ai_generate, commit_ai_status, compare_commits,
+    compare_file_to_head, compare_file_to_parent, create_branch, cred_delete, cred_load, cred_save,
+    delete_branch, diff_file_against_working_tree, get_file_patch, get_remote_url, get_status,
+    list_branches, list_commits, list_file_history, list_repository_files, merge_branch,
+    open_repo_in_explorer, open_repository, open_repository_bundle, open_repository_file, pull,
+    push, read_conflict, rename_branch, resolve_conflict, resolve_conflict_side,
+    restore_file_from_commit, restore_files, restore_to_commit, search_code_introductions,
+    stage_files, unstage_files,
 };
 
 fn main() {