fetch sudokus from puzzles.ca and upload them to a reMarkable device using rmapi

play.sh

#!/bin/env bash

set -o errexit -o pipefail -o noclobber -o nounset

# handle non-option arguments
if [[ $# -ne 2 ]]; then
    echo "$0: Requires 2 arguments: level (easy|medium|hard) and index (001..973 and counting)."
    exit 1
fi

LEVEL=$1
I=$2

FN=sudoku_${LEVEL}_${I}
wget -q https://www.puzzles.ca/sudoku_puzzles_images/${FN}.gif
convert ${FN}.gif ${FN}.pdf
rmapi put ${FN}.pdf /Giochi/Sudoku/