From fbf8c1d3cf60bf620b1535a0af523ff23ae3a200 Mon Sep 17 00:00:00 2001
From: kaotisk <kaotisk@arching-kaos.org>
Date: Sat, 7 Dec 2024 03:38:14 +0200
Subject: new ak flag -v: prints version of ak and exits

---
 bin/ak         |  4 ++++
 lib/_ak_script | 22 +++++++++++++++++++++-
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/bin/ak b/bin/ak
index 8dbd0bd..6d7dbd9 100755
--- a/bin/ak
+++ b/bin/ak
@@ -52,6 +52,10 @@ then
             _ak_usage
             exit 1
             ;;
+        -v|--version)
+            _ak_version
+            exit 1
+            ;;
     esac
 fi
 
diff --git a/lib/_ak_script b/lib/_ak_script
index 81da347..2338d1d 100755
--- a/lib/_ak_script
+++ b/lib/_ak_script
@@ -58,7 +58,27 @@ _ak_title_description(){
 
 _ak_usage(){
     _ak_title_description
-    _ak_help
+    _ak_help 2>&1
+}
+
+_ak_print_version(){
+    git_repo="$(ls -l $AK_LIBDIR/_ak_script | cut -d '>' -f 2 | sed 's/^ //' | rev | cut -d '/' -f 3- | rev)"
+    patch_version="$(git --git-dir="${git_repo}/.git" -P log --reverse --oneline --decorate | tail -n 1 | cut -d ' ' -f 1)"
+    gtags="$(git --git-dir="${git_repo}/.git" -P tag | tail -n 1)"
+    if [ -f "$AK_WORKDIR/version" ]
+    then
+        cat $AK_WORKDIR/version
+    elif [ -n "${gtags}" ]
+    then
+        echo "${gtags}"
+    else
+        echo "v0.0.0-${patch_version}"
+    fi
+}
+
+_ak_version(){
+    printf '%s - ' "$PROGRAM"
+    _ak_print_version 2>&1
 }
 
 _ak_not_implemented(){
-- 
cgit v1.2.3