#!/usr/bin/env bash

detect_system() {
  if [[ -f /etc/os-release ]]; then
    # shellcheck disable=SC1091
    . /etc/os-release
    OS_ID="${ID:-unknown}"
    OS_VERSION="${VERSION_ID:-unknown}"
    OS_NAME="${PRETTY_NAME:-unknown}"
  else
    fail "$(t detect_os_failed)"
  fi

  ARCHITECTURE="$(uname -m)"

  if command -v apt-get >/dev/null 2>&1; then
    PKG_MANAGER="apt"
  elif command -v dnf >/dev/null 2>&1; then
    PKG_MANAGER="dnf"
  elif command -v yum >/dev/null 2>&1; then
    PKG_MANAGER="yum"
  elif command -v pacman >/dev/null 2>&1; then
    PKG_MANAGER="pacman"
  else
    fail "$(t no_package_manager)"
  fi

  if command -v systemctl >/dev/null 2>&1; then
    INIT_SYSTEM="systemd"
  else
    INIT_SYSTEM="none"
  fi
}