#!/usr/bin/env bash
# Print a markdown file on the thermal printer.
# Usage: ./print.sh <file.md>
#   PRINTER_URL env var overrides the endpoint.
set -euo pipefail

PRINTER_URL="${PRINTER_URL:-http://bard.internal:8090/print/notes?border=ornate&header=0}"

file="${1:-}"
if [[ -z "$file" ]]; then
  echo "usage: $0 <file.md>" >&2
  exit 1
fi
if [[ ! -f "$file" ]]; then
  echo "error: no such file: $file" >&2
  exit 1
fi

curl -fsS -X POST "$PRINTER_URL" \
  -H "content-type: text/markdown" \
  --data-binary "@$file"

echo "sent: $file"