#!/usr/bin/env bash
# Build a Linux x86_64 AppImage.
# appimagetool 1.9.1 and type2-runtime 20251108 are pinned and come from
# BlueGit (golden-age/appimage-tools release assets, Tim t1032u); no GitHub at
# run time. The checksums match the upstream GitHub release assets.
set -euo pipefail

root="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
# shellcheck source=scripts/package/common.sh
source "$root/scripts/package/common.sh"
version="$(bash "$root/scripts/ci/package-version.sh")"
build_linux_release "$root"

tool_dir="${APPIMAGETOOL_DIR:-$root/dist/tools}"
tools_url="${APPIMAGE_TOOLS_URL:-https://git.timfalken.com/golden-age/appimage-tools/-/releases/appimagetool-1.9.1_runtime-20251108/assets}"
tool="$tool_dir/appimagetool-x86_64.AppImage"
runtime="$tool_dir/runtime-x86_64"
mkdir -p "$tool_dir"
fetch_pinned() { # FILE SHA256
  local file="$tool_dir/$1"
  if [[ -f "$file" ]] && [[ "$(sha256sum "$file" | awk '{print $1}')" == "$2" ]]; then
    return
  fi
  curl -fL --retry 3 -o "$file.partial" "$tools_url/$1"
  echo "$2  $file.partial" | sha256sum -c -
  mv "$file.partial" "$file"
}
fetch_pinned appimagetool-x86_64.AppImage ed4ce84f0d9caff66f50bcca6ff6f35aae54ce8135408b3fa33abfc3cb384eb0
fetch_pinned runtime-x86_64 2fca8b443c92510f1483a883f60061ad09b46b978b2631c807cd873a47ec260d
chmod +x "$tool"

stage="$(mktemp -d)"
chmod 755 "$stage"
trap 'rm -rf "$stage"' EXIT
mkdir -p \
  "$stage/usr/bin" \
  "$stage/usr/share/applications" \
  "$stage/usr/share/metainfo"
install -m 755 "$root/target/release/paperdoll-renderer" "$stage/usr/bin/paperdoll-renderer"
install -m 644 "$root/packaging/linux/paperdoll-renderer.desktop" "$stage/paperdoll-renderer.desktop"
install -m 644 "$root/packaging/linux/paperdoll-renderer.desktop" "$stage/usr/share/applications/paperdoll-renderer.desktop"
install -m 644 "$root/packaging/linux/paperdoll-renderer.metainfo.xml" "$stage/usr/share/metainfo/paperdoll-renderer.metainfo.xml"
install -m 644 "$root/packaging/linux/paperdoll-renderer.metainfo.xml" "$stage/usr/share/metainfo/paperdoll-renderer.appdata.xml"
install -m 644 "$root/packaging/linux/hicolor/256x256/apps/paperdoll-renderer.png" "$stage/paperdoll-renderer.png"
install -m 644 "$root/packaging/linux/hicolor/256x256/apps/paperdoll-renderer.png" "$stage/.DirIcon"
install -Dm644 "$root/packaging/linux/paperdoll-project.xml" "$stage/usr/share/mime/packages/paperdoll-project.xml"
install_hicolor_icons "$root" "$stage/usr/share/icons/hicolor"
install -m 644 "$root/LICENSE" "$stage/LICENSE"
install -m 644 "$root/THIRD_PARTY_NOTICES.md" "$stage/THIRD_PARTY_NOTICES.md"
cat > "$stage/AppRun" << 'EOF'
#!/bin/sh
here="$(dirname "$(readlink -f "$0")")"
exec "$here/usr/bin/paperdoll-renderer" "$@"
EOF
chmod +x "$stage/AppRun"

mkdir -p "$root/dist"
export ARCH=x86_64
export APPIMAGE_EXTRACT_AND_RUN=1
"$tool" --runtime-file "$runtime" "$stage" "$root/dist/paperdoll-renderer-${version}-x86_64.AppImage"
cp -f "$root/dist/paperdoll-renderer-${version}-x86_64.AppImage" "$root/dist/paperdoll-renderer-x86_64.AppImage"
chmod +x "$root/dist/paperdoll-renderer-x86_64.AppImage"
echo "wrote dist/paperdoll-renderer-x86_64.AppImage"