add commit info

src/utils/git.ts

@@ -0,0 +1,50 @@
+import git from 'isomorphic-git';
+import fs from 'node:fs';
+import path from 'node:path';
+
+export interface CommitInfo {
+  hash: string;
+  message: string;
+  author: string;
+  date: number;
+  origin: string;
+}
+
+function findGitRoot(dir = process.cwd()) {
+  const gitRoot = fs.readdirSync(dir).find((dir) => dir === '.git');
+  if (gitRoot) {
+    // console.log({ gitRoot });
+    return path.join(dir, gitRoot);
+  }
+  const parentDir = path.dirname(dir);
+  if (parentDir === dir) {
+    return null;
+  }
+  return findGitRoot(parentDir);
+}
+
+const gitRoot = findGitRoot();
+
+export async function getCommitInfo(): Promise<CommitInfo | undefined> {
+  if (!gitRoot) {
+    return;
+  }
+  try {
+    const remotes = await git.listRemotes({ fs, gitdir: gitRoot });
+    const origin =
+      remotes.find((remote) => remote.remote === 'origin') || remotes[0];
+    const { commit, oid } = (
+      await git.log({ fs, gitdir: gitRoot, depth: 1 })
+    )[0];
+    return {
+      hash: oid,
+      message: commit.message,
+      author: commit.author.name || commit.committer.name,
+      date: commit.committer.timestamp,
+      origin: origin.url,
+    };
+  } catch (error) {
+    console.error(error);
+    return;
+  }
+}