#!/usr/bin/env bash
set -euo pipefail

# Relative paths
cd -- "$(dirname -- "${BASH_SOURCE[0]}")"

wordcount=$(pdftotext .out/thesis.pdf - | wc -w)
timestamp=$(date +%FT%T%:z)

if [[ ! -s wordcounts.csv ]]; then
    printf 'date,wordcount\n' >> wordcounts.csv
fi
printf '%s,%s\n' "$timestamp" "${wordcount//[[:space:]]/}" >> wordcounts.csv