$TITLE
$SUBTITLE
HEADER
# Generate links for each kapitel (sorted)
for html in $(ls "$BUILD_DIR"/[0-9][0-9]-*.html 2>/dev/null | sort); do
filename=$(basename "$html")
# Extract components from filename (format: NN-topic.html)
kapitel_num=$(echo "$filename" | grep -oE '^[0-9]+' | sed 's/^0*//')
topic_raw=$(echo "$filename" | sed -E 's/^[0-9]+-//' | sed 's/\.html$//')
# Look up nice topic name or fallback
topic="${TOPIC_MAP[$topic_raw]}"
if [[ -z "$topic" ]]; then
topic=$(echo "$topic_raw" | sed 's/-/ /g' | sed 's/.*/\u&/')
fi
# Handle kapitel number
if [[ "$kapitel_num" == "0" ]] || [[ -z "$kapitel_num" ]]; then
kapitel_label="Einführung"
else
kapitel_label="Kapitel $kapitel_num"
fi
pdf_filename="${filename%.html}.pdf"
# Check if PDF exists
pdf_link=""
if [[ -f "$BUILD_DIR/$pdf_filename" ]]; then
pdf_link="PDF"
fi
cat >> "$BUILD_DIR/index.html" << LINK
LINK
done
# Add klausurfolien entry if it exists
if [[ -f "$BUILD_DIR/klausurfolien.html" ]]; then
pdf_link=""
if [[ -f "$BUILD_DIR/klausurfolien.pdf" ]]; then
pdf_link="PDF"
fi
cat >> "$BUILD_DIR/index.html" << KLAUSUR
KLAUSUR
fi
cat >> "$BUILD_DIR/index.html" << FOOTER
$kapitel_label
$topic
Folien
$pdf_link
Prüfung
Klausurrelevante Folien
Folien
$pdf_link
$SLIDES_URL