#!/bin/bash

set -eu -o pipefail

readonly PROVISION_FILEPATH="/root/userdata.json"

# change this to a hash when we make a upgrade release
readonly INSTALLER_REVISION=master
readonly INIT_BASESYSTEM_SCRIPT_URL="https://git.cloudron.io/cloudron/box/raw/${INSTALLER_REVISION}/baseimage/initializeBaseUbuntuImage.sh"

domain=""
provider="generic"
restoreKey=""
restoreUrl=""
tlsProvider="letsencrypt-prod"
versionsUrl="https://s3.amazonaws.com/prod-cloudron-releases/versions.json"
version=""

args=$(getopt -o "" -l "domain:,provider:,restore-key:,restore-url:,tls-provider:,version:,versions-url:" -n "$0" -- "$@")
eval set -- "${args}"

while true; do
    case "$1" in
    --domain) domain="$2"; shift 2;;
    --provider) provider="$2"; shift 2;;
    --restore-key) restoreKey="$2"; shift 2;;
    --restore-url) restoreUrl="$2"; shift 2;;
    --tls-provider) tlsProvider="$2"; shift 2;;
    --version) version="$2"; shift 2;;
    --versions-url) versionsUrl="$2"; shift 2;;
    --) break;;
    *) echo "Unknown option $1"; exit 1;;
    esac
done

if [[ -z "${domain}" ]]; then
    echo "--domain is required"
    exit 1
fi

echo "Downloading initialization script"
curl "${INIT_BASESYSTEM_SCRIPT_URL}" > /tmp/initializeBaseUbuntuImage.sh

echo "Installing dependancies"
/bin/bash /tmp/initializeBaseUbuntuImage.sh "${INSTALLER_REVISION}" "${provider}"
rm /tmp/initializeBaseUbuntuImage.sh

cat > "${PROVISION_FILEPATH}" <<EOF
{
    "data": {
        "boxVersionsUrl": "${versionsUrl}",
        "fqdn": "${domain}",
        "provider": "${provider}",
        "restoreKey": "${restoreKey}",
        "restoreUrl": "${restoreUrl}",
        "tlsConfig": {
            "provider": "${tlsProvider}"
        },
        "version": "${version}"
    }
}
EOF

# install box code
systemctl start cloudron-installer

echo -n "Waiting for cloudron to be ready"
while true; do
    echo -n "."
    if journalctl -u box -a | grep -q "Cloudron is up and running"; then
        break
    fi
    sleep 10
done

echo "Visit https://my.${domain} to finish setup"