From f235bb7a097b1fd513b8233f688b6f143713fe78 Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fischer@muhq.space>
Date: Sun, 5 Oct 2025 21:47:36 +0200
Subject: add script to find past lessons for a topic

---
 scripts/find-past-lessons | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 scripts/find-past-lessons

(limited to 'scripts')

diff --git a/scripts/find-past-lessons b/scripts/find-past-lessons
new file mode 100755
index 00000000..96229220
--- /dev/null
+++ b/scripts/find-past-lessons
@@ -0,0 +1,16 @@
+#!/bin/bash
+# Copyright 2025 Florian Fischer
+
+# Find Unterricht root
+ROOT="${PWD/\/Unterricht\/*//Unterricht}"
+if [ -z "${ROOT}" ]; then
+	exit 1
+fi
+
+LESSON="$(realpath "${1:-"${PWD}"}")"
+while read -r topic; do
+	lesson="$(realpath "${topic}")"
+	if [ "$(realpath "${lesson}")" = "${LESSON}" ]; then
+		dirname "${topic}"
+	fi
+done <<< "$(find "${ROOT}" -type l -path "*_*/*topic*")"
-- 
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