#!/bin/sh

set -e
set -u
# DEBUG
#set -x

common_start() {
        figlet -w 100 "${target}"

        deployment="${1:-${deployment:-}}"
        action="${action:-deploy}"
        persistence="${persistence:-y}"

        # detach on production deployment
        if [ "${deployment}" = 'prod' ]; then
                detach='-d'
        fi

        # ensure uses main branch branch and that it is up to date
        (
                cd ./IdHub
                if [ -d .git ]; then
                        git checkout main
                        git pull
                fi
        )

        # process idhubs instances for the purpose
        for idhub in ${idhubs}; do
                idhub_dir="${idhub}__${target}"
                if [ "${persistence}" = "n" ]; then
                        # no data persistence: cleanup previous possible data
                        rm -rf "./${idhub_dir}"
                fi

                # detect existing deployment
                if [ -d "./${idhub_dir}" ]; then
                        git -C "${idhub_dir}" pull
                # looks new
                else
                        echo "Detected new deployment, recreating git repos ${idhub_dir}"
                        cp -rp IdHub "${idhub_dir}"
                        # ensure the copy does not contain a DB
                        rm -f "${idhub_dir}/db.sqlite3"
                fi
        done

}

common_end() {

        dc_file="docker-compose__${target}.yml"

        if [ "${persistence}" = "n" ]; then
                # no data persistence, then cleanup docker volume
                vol_arg='-v'
        fi

        docker compose -p ${target} -f ${dc_file} down ${vol_arg:-} || true
        make idhub_build

        if [ "${action:-}" = "deploy" ]; then
                docker compose -p ${target} -f ${dc_file} up ${detach:-}
                wait_seconds="${wait_seconds:-20}"
                echo "Give ${wait_seconds} seconds to this new deployment to be setted up"
                sleep "${wait_seconds}"
        fi

}