#!/bin/sh

# Let's set a sane environment
set -o errexit
set -o nounset

WANTED_VERSION="${1:-}"
INSTALLME=@composer
if test -n "$WANTED_VERSION"; then
    INSTALLME="$INSTALLME-$1"
fi

./install-php-extensions "$INSTALLME"

INSTALLED_VERSION="$(composer --version | sed -E 's/^.*[Vv]ersion\s*(\S+).*$/\1/')"
if test -z "$WANTED_VERSION"; then
    echo 'Installing the latest version worked'
elif printf '%s' "$WANTED_VERSION" | grep -Eq '^[0-9]+$'; then
    if test "${INSTALLED_VERSION#$WANTED_VERSION.}" = "$INSTALLED_VERSION"; then
        printf 'Installing major version %s DID NOT worked (we installed version %s)\n' "$WANTED_VERSION" "$INSTALLED_VERSION"
        exit 1
    fi
    printf 'Installing major version %s worked (we installed version %s)\n' "$WANTED_VERSION" "$INSTALLED_VERSION"
else
    if test "$INSTALLED_VERSION" != "$WANTED_VERSION"; then
        printf 'Installing specific version %s DID NOT worked (we installed version %s)\n' "$WANTED_VERSION" "$INSTALLED_VERSION"
        exit 1
    fi
    printf 'Installing specific version %s worked\n' "$INSTALLED_VERSION"
fi