#!/usr/bin/env sh

usage="usage: check <year> <day> <language> <testfile>"
year=${1?$usage}
day=${2?$usage}
lang=${3?$usage}
input=${4?$usage}

# get directory of this script
script=$(readlink -f "$0")
script_path=$(dirname "$script")

# find aoc and data paths
aoc_path=$script_path/$year/$day
data_path="$aoc_path/data/$input.txt"

case $lang in
"python")
    cmd="uv run --directory $aoc_path/python main.py"
    ;;
"rust")
    cmd="cargo run --manifest-path $aoc_path/rust/Cargo.toml --"
    ;;
"rustc")
    cmd="cargo run --release --manifest-path $aoc_path/rust/Cargo.toml --"
    ;;
"*")
    echo "unknown lang: $lang"
    exit 1
    ;;
esac

result=$(cat $data_path | $cmd)
diff=$(echo "$result" | diff $aoc_path/data/$4.ans -)
code=$?

[ $code -eq 0 ] && echo Solved with $lang! || echo "$diff"
echo "\n---stdout---"
echo "$result"
exit $code