#! /bin/sh
set -e

if [ "$#" -ne 1 ]; then
    echo "Parameter expected: <day>"
    exit 1
fi


if [ "$1" == "--help" ]; then
    echo "Usage: $0 <dayxx>"
    exit 1
fi

if ! [ -d "$1" ]; then
    echo "Not a directory: $1"
    exit 1
fi

cd "$1"

case "$1" in
    # Solutions -- Haskell
    "day01a" | "day01b" | \
    "day02a" | "day02b" | \
    "day03a" | "day03b" | \
    "day04a" | "day04b") stack run <input.txt
       ;;
    # Default solutions -- Java
    *) ./gradlew run <input.txt
       ;;
esac