From 3eb6dda60de4717e5a6abd5a23bd3bf97a5f4714 Mon Sep 17 00:00:00 2001
From: Julien Escario <julien.escario@altinea.fr>
Date: Mon, 3 May 2021 18:09:05 +0200
Subject: [PATCH] Better usage details with some explanations

---
 wireguard/wgportal_peer_install.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/wireguard/wgportal_peer_install.sh b/wireguard/wgportal_peer_install.sh
index c223a85..04388d0 100755
--- a/wireguard/wgportal_peer_install.sh
+++ b/wireguard/wgportal_peer_install.sh
@@ -5,7 +5,18 @@
 # - verify curl output to prevent overwriting config file with an HTTP answer
 
 _usage() {
-  printf "Usage: %s [options...] <url>\n" "$0"
+  echo "
+  Usage: $0 <command> --url <wgportal_url> [options...]
+
+Commands :
+  -d, --download            only download config file
+  -i, --install             download config file and install the service (UNIMPLEMENTED)
+
+Parameters:
+  -u, --url <url>           Specify your WG Portal base URL
+  -f, --filename <file>     Specify Wireguard filename (default: /etc/wireguard/wg0.conf)
+  "
+  _version
 }
 
 _version() {