#!/bin/sh


gen_nginx_acme_conf(){
    domain=$1
    alt_domain=$2
    nginx_conf_file="/etc/nginx/sites-enabled/$domain"
    [ ! -f $nginx_conf_file ] || rm $nginx_conf_file;
    
    mkdir /var/www/htdocs/$domain
    rcctl check nginx
    if [ $? == 0 ]; then
        cat > $nginx_conf_file <<EOF
server {
    listen 80;
    server_name $alt_domain $domain;
    include snippets/acme-challenge.conf;
    root /htdocs/$domain;
}
EOF
        rcctl reload nginx
    else
        echo "Service NGINX not running"
        exit 1
    fi

}

gen_acme_client_conf(){
    domain=$1
    alt_domain=$2
    acme_conf_file="my_configuration/ssl/$domain-acme-client.conf"
    # If the file exist, do nothing
    [ ! -f $acme_conf_file ] || echo "Domain already configured !"; exit 1;

    if [ "$alt_domain" == "" ]; then
        cat >> $acme_conf_file <<EOF

domain $domain {
        domain key "/etc/ssl/private/$domain.key"
        domain full chain certificate "/etc/ssl/$domain.crt"
        sign with letsencrypt
}

EOF
    else
        cat >> $acme_conf_file <<EOF

domain $domain {
        alternative names { $alt_domain }
        domain key "/etc/ssl/private/$domain.key"
        domain full chain certificate "/etc/ssl/$domain.crt"
        sign with letsencrypt
}

EOF
    fi

}

add_acme_domain_to_conf(){
    domain=$1
    egrep "domain $domain" -A5 /etc/acme-client.conf > /tmp/acme-client.conf
    cp -v /etc/acme-client.conf /etc/acme-client.conf.old
    cp -v /tmp/acme-client.conf /etc/acme-client.conf
}

install_utils(){
    cp -v utils/renew_https_certificate /usr/local/bin/renew_https_certificate
    chmod u+x /usr/local/bin/renew_https_certificate
}

get_certificate()
{
    domain=$1
    /usr/local/bin/renew_https_certificate $domain
}

usage()
{
    print "This program ask 3 arguments : \n"
    print "First is email with domain name the second is list of alternatives domains with \" \"  \n"
    print "the last arguments is for share the ssl cert with xmpp daemon add xmpp at the end or not"
    print "\t $0 domain.tld \"a.domain.tld b.domain.tld c.domain.tld\""
}


if [ -z $1 ];
then
    usage
    exit 3;
fi

domain=$1
alt_domain=$2

gen_nginx_acme_conf $domain