#!/bin/sh

os=$(cat "$__global/explorer/os")
if [ ! "$os" = "debian" ]
then
    echo "OS $os is currently not supported." >&2
    exit 1
fi
os_version=$(cat "$__global/explorer/os_version")
case "$os_version" in
    8*)
        :
    ;;
    *)
        echo "Unsupported version $os_version of $os." >&2
        exit 1
    ;;
esac

nextcloud_dir="/$__object_id"
if [ ! "$nextcloud_dir" ]
then
    echo "Missing nextcloud directory (object_id)." >&2
    exit 1
fi
state=$(cat "$__object/parameter/state")
exists=$(cat "$__object/explorer/exists")
case "$state" in
    present)
        if [ "$exists" = "yes" ]
        then
           echo "${nextcloud_dir} already exists" >&2
           exit 0
        fi

        # Setup LAMP 
        __package apach2 --state=present

        # Get server name or ip from parameters
        server_name=$(cat "$__object/parameter/server-name")
        __file /etc/systemd/system/nextcloud.service --owner root \
            --group root \
            --mode 755 --source - << EOF 
        ServerName ${server_name}
EOF

        # Config Firewall

        # Setup mysql
        __package mysql-server --state=present
        mysql_password=$(cat "$__object/parameter/mysql-password")
        __mysql_database "nextcloud" --name "nextcloud" --user "nextcloud" \
                                     --password "${mysql_password}"

        # Install PHP 

        for package in php libapache2-mod-php php-mcrypt php-mysql 
            do __package $package --state=present
        done

        # Install additional php packages
        for package in php-bz2 php-curl php-gd php-imagick php-intl php-mbstring php-xml php-zip
            do __package $package --state=present
        done


        require="__package/apache2" __file /etc/apache2/sites-available/nextcloud.conf
			--owner root \
            --group root \
            --mode 755 --source "$__type/files/nextcloud.apache" \
            --state exists

		# Enable nextcloud site
		__process a2ensite nextcloud
		# Enable mod_rewrite (required by nextcloud)
		__process a2enmod rewrite

	absent)
		# TODO: 
        if [ "$exists" ]
        then
        fi
    ;;
    *)
        echo "Unknown state: $state" >&2
        exit 1
esac