#!/usr/bin/env bash

if [[ -n "${ATLAS_SERVICES_SH_LOADED:-}" ]]; then
  return 0
fi
ATLAS_SERVICES_SH_LOADED=1

atlas_service_exists() {
  local service_name="$1"
  systemctl list-unit-files --type=service --no-legend "$service_name" 2>/dev/null | awk '{print $1}' | grep -qx "$service_name"
}

atlas_service_active() {
  local service_name="$1"
  systemctl is-active --quiet "$service_name" 2>/dev/null
}

atlas_service_status() {
  local service_name="$1"
  if ! atlas_service_exists "$service_name"; then
    printf 'missing\n'
  elif atlas_service_active "$service_name"; then
    printf 'active\n'
  else
    printf 'inactive\n'
  fi
}

atlas_service_enable() {
  local service_name="$1"
  if ! atlas_service_exists "$service_name"; then
    atlas_log_warn "Service not found: ${service_name}"
    return "${ATLAS_EXIT_PREREQ:-3}"
  fi
  atlas_log_info "Enabling service ${service_name}"
  atlas_sudo_run systemctl enable "$service_name"
}

atlas_service_start() {
  local service_name="$1"
  if ! atlas_service_exists "$service_name"; then
    atlas_log_warn "Service not found: ${service_name}"
    return "${ATLAS_EXIT_PREREQ:-3}"
  fi
  atlas_log_info "Starting service ${service_name}"
  atlas_sudo_run systemctl start "$service_name"
}

atlas_service_restart() {
  local service_name="$1"
  if ! atlas_service_exists "$service_name"; then
    atlas_log_warn "Service not found: ${service_name}"
    return "${ATLAS_EXIT_PREREQ:-3}"
  fi
  atlas_log_info "Restarting service ${service_name}"
  atlas_sudo_run systemctl restart "$service_name"
}