#!/bin/bash

help() {
    echo "Usage: compose.sh (start|stop|update)"
}

network() {
    NETWORK="traefik"
    if docker network ls | grep -q "${NETWORK}"; then
        echo "Network ${NETWORK} already exists"
    else
        docker network create \
            --driver bridge \
            --subnet=172.20.0.0/16 \
            --gateway=172.20.0.1 \
            "${NETWORK}"
    fi
}

dispatch() {
    for dir in */; do
    if [ -f "${dir}/compose.yml" ]; then
        cd ${dir}
        ${cmd}
        cd ..
    fi
    done
}

case "$1" in
  start)
    network
    cmd="docker compose up -d"
    dispatch
    ;;
  stop)
    cmd="docker compose down"
    dispatch
    ;;
  update)
    cmd="docker compose pull"
    dispatch
    ;;
  *)
    help
esac