#!/usr/bin/env bash

set -euo pipefail

root="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
third_party="$root/native/third-party"
mkdir -p "$third_party"

if [[ ! -d "$third_party/liboqs/.git" ]]; then
    git clone --depth 1 https://github.com/open-quantum-safe/liboqs.git \
        "$third_party/liboqs"
fi

cmake -S "$third_party/liboqs" -B "$third_party/liboqs/build" -GNinja \
    -DBUILD_SHARED_LIBS=OFF \
    -DOQS_BUILD_ONLY_LIB=ON \
    -DOQS_MINIMAL_BUILD="SIG_falcon_padded_512"
ninja -C "$third_party/liboqs/build"

if [[ ! -d "$third_party/liboqs-php/.git" ]]; then
    git clone --depth 1 https://github.com/Muzosh/liboqs-php.git \
        "$third_party/liboqs-php"
fi

(
    cd "$third_party/liboqs-php"
    if git apply --check "$root/oqsphp-contractless.patch"; then
        git apply "$root/oqsphp-contractless.patch"
    elif ! git apply --reverse --check "$root/oqsphp-contractless.patch"; then
        echo "The Contractless liboqs-php patch cannot be applied cleanly." >&2
        exit 1
    fi
    LIBOQS_ROOT="$third_party/liboqs" bash build.sh
)

if [[ ! -d "$third_party/php-skein/.git" ]]; then
    git clone --depth 1 https://github.com/jedisct1/PHP-Skein-Hash.git \
        "$third_party/php-skein"
fi

(
    cd "$third_party/php-skein"
    phpize
    ./configure
    make
)

cat <<EOF

Native extensions built:
  $third_party/liboqs-php/build/oqsphp.so
  $third_party/php-skein/modules/skein.so

Add both absolute paths to php.ini:
  extension=$third_party/liboqs-php/build/oqsphp.so
  extension=$third_party/php-skein/modules/skein.so
EOF