#!/bin/bash
#
# Federated Computer Control Postgresql Service

PATH=$HOME/.docker/cli-plugins:/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

config_listmonk() {
  echo -ne "\n* Configuring /federated/apps/listmonk container.."
  spin &
  SPINPID=$!

  if [ ! -d "/federated/apps/listmonk" ]; then
    mkdir -p /federated/apps/listmonk/static /federated/apps/listmonk/data/listmonk
  fi

  DOMAIN_ARRAY=(${DOMAIN//./ })
  DOMAIN_FIRST=${DOMAIN_ARRAY[0]}
  DOMAIN_LAST=${DOMAIN_ARRAY[1]}

cat > /federated/apps/listmonk/docker-compose.yml <<EOF
version: "3.7"

services:
  listmonk:
    image: listmonk/listmonk:latest
    container_name: listmonk
    hostname: listmonk.$DOMAIN
    domainname: $DOMAIN
    restart: always
    command: [sh, -c, "yes | ./listmonk --install --config config.toml && ./listmonk --config config.toml"]
    networks:
      federated:
        ipv4_address: 172.99.0.39
    environment:
      - VIRTUAL_PROTO=http
      - VIRTUAL_PORT=9000
      - VIRTUAL_HOST=listmonk.$DOMAIN
      - TZ=Etc/UTC
    volumes:
      - ./data/listmonk/config.toml:/listmonk/config.toml
      - ./data/listmonk/static:/listmonk/static

networks:
  federated:
    external: true
EOF

cat > /federated/apps/listmonk/data/listmonk/config.toml <<EOF
[app]
address = "0.0.0.0:9000"
admin_username = "admin"
admin_password = "$ADMINPASS"

# Database.
[db]
host = "postgresql.$DOMAIN"
port = 5432
user = "listmonk"
password = "$ADMINPASS"
database = "listmonk"
ssl_mode = "disable"
max_open = 25
max_idle = 25
max_lifetime = "300s"
EOF
 
kill -9 $SPINPID &> /dev/null
echo -ne "done."
}

start_listmonk() {
  # Start /federated/apps/listmonk with output to /dev/null
  echo -ne "\n* Starting /federated/apps/listmonk service.."
  spin &
  SPINPID=$!

  if [ $DEBUG ]; then
    # Start /federated/apps/listmonk with output to console for debug
    docker-compose -f /federated/apps/listmonk/docker-compose.yml -p listmonk up
    [ $? -eq 0 ] && echo -ne "done.\n" || fail "There was a problem starting service /federated/apps/listmonk"
  else
    docker-compose -f /federated/apps/listmonk/docker-compose.yml -p listmonk up -d &> /dev/null

    # Keep trying listmonk port 9000 to make sure it's up
    # before we proceed
    RETRY="30"
    while [ $RETRY -gt 0 ]; do
      nc -z 172.99.0.39 9000 &> /dev/null
      if [ $? -eq 0 ]; then
        break
      else
        if [ "$RETRY" == 1 ]; then
          docker-compose -f /federated/apps/listmonk/docker-compose.yml -p listmonk down &> /dev/null
          kill -9 $SPINPID &> /dev/null
          fail "There was a problem starting service /federated/apps/listmonk\nCheck the output of 'docker logs listmonk' or turn on\ndebug with -d"
        fi
        ((RETRY--))
        sleep 7
      fi
    done
  fi

  kill -9 $SPINPID &> /dev/null
  echo -ne "done."
}