From aef52d6433af7ae2a9be571c1621e09c716b1a44 Mon Sep 17 00:00:00 2001
From: "Denis A. Altoe Falqueto" <denisfalqueto@gmail.com>
Date: Sat, 20 Sep 2025 14:11:36 -0300
Subject: [PATCH] Provide oauthClientId in a file

This patch allows the user to configure a filename containing the value
for oauthClientId. That would allow an easier handling of encrypted secrets
with tools like agenix or git-crypt.
---
 main.go | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index 1ce26a3..8bcb8cf 100644
--- a/main.go
+++ b/main.go
@@ -236,10 +236,22 @@ func main() {
 		}
 		gitPath, err := exec.LookPath("git")
 		if err == nil {
-			cmd := exec.Command(gitPath, "config", "--get-urlmatch", "credential.oauthClientId", urll)
+			// Use oauthClientIdFile first. If it's not found, fall back to oauthClientId
+			cmd := exec.Command(gitPath, "config", "--get-urlmatch", "credential.oauthClientIdFile", urll)
 			bytes, err := cmd.Output()
 			if err == nil {
+				var oauthClientIdFile = strings.TrimSpace(string(bytes))
+				bytes, err := os.ReadFile(oauthClientIdFile)
+				if err != nil {
+					log.Fatalln(err)
+				}
 				c.ClientID = strings.TrimSpace(string(bytes))
+			} else {
+				cmd := exec.Command(gitPath, "config", "--get-urlmatch", "credential.oauthClientId", urll)
+				bytes, err := cmd.Output()
+				if err == nil {
+					c.ClientID = strings.TrimSpace(string(bytes))
+				}
 			}
 			bytes, err = exec.Command(gitPath, "config", "--get-urlmatch", "credential.oauthClientSecret", urll).Output()
 			if err == nil {