#!/usr/bin/env bash
# Gera o .tic de um cartucho TIC-80 que o autor publica so como texto (.lua com os blocos
# "-- <TILES>", "-- <MAP>" etc.), pelo conversor versionado tic80-lua-to-tic.py (que grava os mesmos
# chunks do TIC-80 1.2.0; conferido contra um cart.tic gravado pelo proprio TIC-80). Sem nenhuma mudanca
# no codigo nem nos dados do autor. Dois builds seguidos dao o mesmo sha256.
#
#   src/FredGames.Bundler/Builds/build-tic80-lua.sh humanitys-helper
#   src/FredGames.Bundler/Builds/build-tic80-lua.sh what-remains-of-me
#
# Saida: artifacts/build/<slug>-<commit curto>/{<arquivo>.lua,<slug>.tic,tic80-lua-to-tic.py,build-tic80-lua.sh}

set -euo pipefail

case "${1:-}" in
  humanitys-helper)
    REPO=ronynn/helper-of-humanity
    COMMIT=ad1aa73f700d557f9eb0bbd2ec6bd41e3706cd8b
    FILE=humanity-helper.lua
    SHA256=41aa6be8fa7a961c7c3a98656bb2e055bf895018e134adba4f56aee664f11042 ;;
  what-remains-of-me)
    REPO=ronynn/Game-Jam-Submissions
    COMMIT=ce24a69a6429c250d81bea7699dbbd01c0fb2860
    FILE=wrom/what-remains-of-me-ifcomp-2021.lua
    SHA256=49c0189e3ba6d28935924a9c295d81a05e90443cb8b4a985daa346790031db25 ;;
  *) echo "uso: $0 humanitys-helper|what-remains-of-me" >&2; exit 1 ;;
esac
slug=$1

here="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
root="$(git -C "$here" rev-parse --show-toplevel 2>/dev/null || pwd)"
out="$root/artifacts/build/$slug-${COMMIT:0:7}"
lua="$out/$(basename "$FILE")"

mkdir -p "$out"
if [ ! -f "$lua" ]; then
  curl -fsSL "https://raw.githubusercontent.com/$REPO/$COMMIT/$FILE" -o "$lua"
fi
echo "$SHA256  $lua" | shasum -a 256 -c - >/dev/null
python3 -I "$here/tic80-lua-to-tic.py" "$lua" "$out/$slug.tic"
cp "$here/tic80-lua-to-tic.py" "$here/build-tic80-lua.sh" "$out/"
shasum -a 256 "$out/$slug.tic"