ai commit summary creation using chat-gpt

Cargo.toml

@@ -30,6 +30,7 @@ easy-cast = "0.5"
 filetreelist = { path = "./filetreelist", version = "0.5" }
 fuzzy-matcher = "0.3"
 gh-emoji = { version = "1.0", optional = true }
+git2-summarize = { path = "./git2-summarize", version = "0.1" }
 indexmap = "1.9"
 itertools = "0.12"
 log = "0.4"
@@ -69,7 +70,7 @@ trace-libgit = ["asyncgit/trace-libgit"]
 vendor-openssl = ["asyncgit/vendor-openssl"]
 
 [workspace]
-members = ["asyncgit", "filetreelist", "git2-hooks", "git2-testing", "scopetime"]
+members = ["asyncgit", "filetreelist", "git2-hooks", "git2-summarize", "git2-testing", "scopetime"]
 
 [profile.release]
 lto = true

asyncgit/src/sync/diff.rs

@@ -9,7 +9,7 @@ use crate::{
 	error::Error,
 	error::Result,
 	hash,
-	sync::{get_stashes, repository::repo},
+	sync::{get_stashes, repository::repo, utils::bytes2string},
 };
 use easy_cast::Conv;
 use git2::{
@@ -398,6 +398,33 @@ fn raw_diff_to_file_diff(
 	Ok(res.into_inner())
 }
 
+///
+pub fn unified_stage_diff(repo_path: &RepoPath) -> Result<String> {
+	scope_time!("unified_stage_diff");
+
+	let repo = repo(repo_path)?;
+
+	let diff = get_diff_raw(&repo, "*", true, false, None)?;
+
+	let mut output = String::with_capacity(32);
+
+	diff.print(DiffFormat::Patch, |_delta, _hunk, line| {
+		let prefix = match line.origin_value() {
+			git2::DiffLineType::Addition => "+",
+			git2::DiffLineType::Deletion => "-",
+			_ => "",
+		};
+
+		if let Ok(line) = bytes2string(line.content()) {
+			output.push_str(&format!("{prefix}{line}"));
+		}
+
+		true
+	})?;
+
+	Ok(output)
+}
+
 const fn is_newline(c: char) -> bool {
 	c == '\n' || c == '\r'
 }

asyncgit/src/sync/mod.rs

@@ -62,7 +62,7 @@ pub use config::{
 	get_config_string, untracked_files_config,
 	ShowUntrackedFilesConfig,
 };
-pub use diff::get_diff_commit;
+pub use diff::{get_diff_commit, unified_stage_diff};
 pub use git2::BranchType;
 pub use hooks::{
 	hooks_commit_msg, hooks_post_commit, hooks_pre_commit,

deny.toml

@@ -7,7 +7,8 @@ allow = [
     "BSD-3-Clause",
     "CC0-1.0",
     "ISC",
-    "MPL-2.0"
+    "MPL-2.0",
+    "OpenSSL",
 ]
 copyleft = "warn"
 allow-osi-fsf-free = "neither"
@@ -19,8 +20,11 @@ allow = ["Unicode-DFS-2016"]
 name = "unicode-ident"
 version = "1.0.3"
 
+[[licenses.clarify]]
+name = "ring"
+expression = "MIT AND ISC AND OpenSSL"
+license-files = [{ path = "LICENSE", hash = 0xbd0eed23 }]
+
 [bans]
 multiple-versions = "deny"
-skip-tree = [
-    { name = "windows-sys" }
-]
+skip-tree = [{ name = "windows-sys" }]

git2-summarize/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "git2-summarize"
+version = "0.1.0"
+authors = ["extrawurst <[email protected]>"]
+edition = "2021"
+description = "use openai gpt to summarize git2 diffs"
+homepage = "https://github.com/extrawurst/gitui"
+repository = "https://github.com/extrawurst/gitui"
+documentation = "https://docs.rs/git2-summarize/"
+readme = "README.md"
+license = "MIT"
+categories = ["development-tools"]
+keywords = ["git"]
+
+[dependencies]
+git2 = ">=0.17"
+log = "0.4"
+openai-api-rs = "2.1"

git2-summarize/LICENSE.md

@@ -0,0 +1 @@
+../LICENSE.md

git2-summarize/README.md

@@ -0,0 +1,3 @@
+# git2-summarize
+
+this uses open ai chat-gpt to summarize a git diff

git2-summarize/examples/simple.diff

@@ -0,0 +1,49 @@
+diff --git a/git2-hooks/src/lib.rs b/git2-hooks/src/lib.rs
+index 0cf5ac8..042ac87 100644
+--- a/git2-hooks/src/lib.rs
++++ b/git2-hooks/src/lib.rs
+@@ -27,6 +27,7 @@ use git2::Repository;
+ pub const HOOK_POST_COMMIT: &str = "post-commit";
+ pub const HOOK_PRE_COMMIT: &str = "pre-commit";
+ pub const HOOK_COMMIT_MSG: &str = "commit-msg";
++pub const HOOK_PRE_PUSH: &str = "pre-push";
+
+ const HOOK_COMMIT_MSG_TEMP_FILE: &str = "COMMIT_EDITMSG";
+
+@@ -152,6 +153,36 @@ pub fn hooks_post_commit(
+ 	hook.run_hook(&[])
+ }
+
++/// see [`hooks_pre_push`]
++pub enum PrePushHookLocalRef<'a> {
++	Delete,
++	Ref {
++		local_ref: &'a str,
++		local_obj_name: &'a str,
++	},
++}
++
++/// see https://git-scm.com/docs/githooks#_pre_push
++///
++/// # Arguments
++///
++/// * `remote_obj_name` - pass `None` if foreign ref not yet exists
++pub fn hooks_pre_push(
++	repo: &Repository,
++	other_paths: Option<&[&str]>,
++	local_ref: PrePushHookLocalRef,
++	remote_ref: &str,
++	remote_obj_name: Option<&str>,
++) -> Result<HookResult> {
++	let hook = HookPaths::new(repo, other_paths, HOOK_PRE_PUSH)?;
++
++	if !hook.found() {
++		return Ok(HookResult::NoHookFound);
++	}
++
++	hook.run_hook(&[])
++}
++
+ #[cfg(test)]
+ mod tests {
+ 	use super::*;

git2-summarize/examples/simple.rs

@@ -0,0 +1,14 @@
+use std::env;
+
+fn main() {
+	let diff = include_str!("simple.diff");
+
+	let summary = git2_summarize::git_diff_summarize(
+		&env::var("OPENAI_API_KEY").unwrap(),
+		diff,
+		50,
+	)
+	.unwrap();
+
+	println!("{summary}");
+}