#!/usr/bin/env bash
# Zaehlt die reinen Textseiten (Kapitel 1-7 ohne Floats, Frontmatter und Anhang).
set -e
SRC="$(cd "$(dirname "$0")" && pwd)"
WORK=/tmp/pidi3-textcount
rm -rf "$WORK"; mkdir -p "$WORK"
tar -C "$SRC" --exclude=out --exclude=.git -cf - . | tar -C "$WORK" -xf -
cd "$WORK"

# Floats entfernen
for f in $(find chapters -name '*.tex'); do
  awk '
    /\\begin\{(figure|table|longtable|center)\}/ { d++; next }
    /\\end\{(figure|table|longtable|center)\}/   { if (d) { d--; next } }
    d == 0 { print }
  ' "$f" > "$f.tmp" && mv "$f.tmp" "$f"
done

# Nur Kapitel 1-7 bauen
awk '
  /\\frontmatterpages/ { next }
  /\\appendix/ { print "\\end{document}"; exit }
  { print }
' main.tex > count.tex
sed -i 's/\\printrefs//' count.tex

latexmk -pdflua -interaction=nonstopmode -halt-on-error count.tex >/dev/null 2>&1 || true
pdfinfo out/count.pdf | awk '/Pages/ {print "Reine Textseiten: " $2}'