#!/usr/bin/env bash
# Monta o Bisby's Escape (Matt Walsh, 7DRL 2016, MIT) a partir do commit 24e5a1e de github.com/walsh9/7drl2016 (versao 1.3.0
# da raiz; a pasta 7drl/ com a versao original e a docs/ ficam de fora). Sem etapa de build do autor. Mudancas em
# bisbys-escape/no-external.patch: sem o webfont.js do Google (a Audiowide, SIL OFL 1.1, vai junto, do google/fonts no
# commit pinado, via @font-face), sem os links para o GitHub e para a versao antiga.
#
#   src/FredGames.Bundler/Builds/build-bisbys-escape.sh
#
# Saida: artifacts/build/bisbys-escape-24e5a1e/bisbys-escape-24e5a1e-dist.tar.gz (pasta dist/; igual em dois builds).

set -euo pipefail

COMMIT=24e5a1ea670e5cbb48550f08cc29d87e8b1c9558
SHA256=6913c9ecadd10414a49bed3eaabcf11f7458121b2450e41e09acb3fc53373cbf
GF=https://raw.githubusercontent.com/google/fonts/9862abc066c9b83bf84c3e8ed1fc2d8d48f9bbf0

here="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
root="$(git -C "$here" rev-parse --show-toplevel 2>/dev/null || pwd)"
out="$root/artifacts/build/bisbys-escape-${COMMIT:0:7}"
cache="$root/artifacts/build/cache"
tarball="bisbys-escape-${COMMIT:0:7}.tar.gz"

fetch() { # url sha256 arquivo
  [ -f "$cache/$3" ] || curl -fsSL --retry 4 "$1" -o "$cache/$3"
  echo "$2  $cache/$3" | shasum -a 256 -c - >/dev/null
}
mkdir -p "$cache"
fetch "https://github.com/walsh9/7drl2016/archive/$COMMIT.tar.gz" "$SHA256" "$tarball"
fetch "$GF/ofl/audiowide/Audiowide-Regular.ttf" c7c0f2b0f6fad8c623e31772ce79f94a4edb9321ffce9fce978ea892d20ae730 gf-audiowide-Audiowide-Regular.ttf
fetch "$GF/ofl/audiowide/OFL.txt" 4fe01b13ffb41faa8f030d84843a95dab32792dfeeca7c072abbfd3f4d6896ad gf-audiowide-OFL.txt

rm -rf "$out"
mkdir -p "$out/tree" "$out/dist/assets/fonts"
tar -xzf "$cache/$tarball" -C "$out/tree" --strip-components 1
patch -s -p1 -d "$out/tree" < "$here/bisbys-escape/no-external.patch"
cp -R "$out/tree/index.html" "$out/tree/lib" "$out/tree/LICENSE" "$out/dist/"
cp -R "$out/tree/assets/." "$out/dist/assets/"
cp "$cache/gf-audiowide-Audiowide-Regular.ttf" "$out/dist/assets/fonts/Audiowide-Regular.ttf"
cp "$cache/gf-audiowide-OFL.txt" "$out/dist/assets/fonts/OFL.txt"

find "$out/dist" -exec touch -t 202510300000 {} +
( cd "$out" && find dist -type f | LC_ALL=C sort > files.txt \
  && COPYFILE_DISABLE=1 tar --format=ustar --uid 0 --gid 0 --uname root --gname root -n -cf - -T files.txt \
  | gzip -n -9 > "bisbys-escape-${COMMIT:0:7}-dist.tar.gz" && rm files.txt )
rm -rf "$out/tree"
ls -l "$out/bisbys-escape-${COMMIT:0:7}-dist.tar.gz"
shasum -a 256 "$out/bisbys-escape-${COMMIT:0:7}-dist.tar.gz"