#!/usr/bin/env bash
# Gera o space-rescue.pyxapp (Space Rescue, Takashi Kitao, MIT no cabecalho do app) a partir do space_rescue.pyxapp oficial do
# repositorio kitao/pyxel (commit 0ccb8f8), com um patch nosso (space-rescue/no-quit-key.patch: sem tecla de sair, que na
# web so congela a pagina). O .pyxapp original e desempacotado, o patch aplicado e o zip refeito de forma
# deterministica (Builds/pyxapp.py): dois builds seguidos dao o mesmo sha256.
#
#   src/FredGames.Bundler/Builds/build-space-rescue.sh
#
# Saida: artifacts/build/space-rescue-0ccb8f8/space-rescue.pyxapp

set -euo pipefail

COMMIT=0ccb8f8514f6f68b93d62e64cf804c403d76bf39
SHA256=250ababacc8f8b50a0e12c30e966b81e6aea1d8559e065a9a734baf59ba82be9

here="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
root="$(git -C "$here" rev-parse --show-toplevel 2>/dev/null || pwd)"
out="$root/artifacts/build/space-rescue-0ccb8f8"
cache="$root/artifacts/build/cache"

mkdir -p "$cache"
orig="$cache/kitao-space_rescue.pyxapp"
[ -f "$orig" ] || curl -fsSL "https://raw.githubusercontent.com/kitao/pyxel/$COMMIT/python/pyxel/examples/apps/space_rescue.pyxapp" -o "$orig"
echo "$SHA256  $orig" | shasum -a 256 -c -

rm -rf "$out"
mkdir -p "$out/app"
python3 -I -c 'import sys, zipfile; zipfile.ZipFile(sys.argv[1]).extractall(sys.argv[2])' "$orig" "$out/app"
patch -d "$out/app/space_rescue" -p1 < "$here/space-rescue/no-quit-key.patch"
python3 -I "$here/pyxapp.py" "$out/app/space_rescue" "$(cat "$out/app/space_rescue/.pyxapp_startup_script")" "$out/space-rescue.pyxapp"
shasum -a 256 "$out/space-rescue.pyxapp"