#!/bin/sh

set -e

export GNUPGHOME=$(mktemp -d)

arch=$(dpkg --print-architecture)

case "$arch" in
    amd64)
        if ! dpkg --print-foreign-architectures | grep -Fqx i386; then
            echo "I: setting up multiarch"
            dpkg --add-architecture i386
            apt update # FIXME you might want to try this up to some N times to avoid failures on temporary network issues
        fi
    ;;
    arm64)
        if ! dpkg --print-foreign-architectures | grep -Fqx armhf; then
            echo "I: setting up multiarch"
            dpkg --add-architecture armhf
            apt update # FIXME you might want to try this up to some N times to avoid failures on temporary network issues
        fi
    ;;
    i386|armel|armhf|powerpc)
        : nothing, tests should just work
        ;;
    *)
        echo "I: skipping tests on $arch; only works on amd64, i386, arm64, armhf, armel, and powerpc"
        exit
        ;;
esac

if ! dpkg-query --status wine32 | grep -Fqx 'Status: install ok installed'; then
    DEBIAN_FRONTEND=noninteractive apt install -qy wine32 # FIXME ditto
fi

echo 'no-allow-loopback-pinentry:16' | gpgconf --change-options gpg-agent

# Generate a minimal signing key:
gpg2 --batch --debug-quick-random --pinentry-mode loopback --passphrase '' --quick-gen-key   'Test key for gpgv-win32 <test-key@example.com>'

gpg2 -o "$GNUPGHOME/key.gpg" --export test-key@example.com

# Sign this very script
rm -f "${0}.gpg"
gpg2 --output "${0}.gpg" --detach-sign "${0}"

# Verify using gpgv
gpgv2 --keyring "$GNUPGHOME/key.gpg" "${0}.gpg" "${0}"

# Verify using gpgv.exe
wine /usr/share/win32/gpgv.exe --keyring "Z:\\\\${GNUPGHOME}/key.gpg" "Z:\\\\$(pwd)/${0}.gpg" "Z:\\\\$(pwd)/${0}"

rm -rf "$GNUPGHOME"