#!/usr/bin/env bash
# NAME: Enable and configure system services

set -euo pipefail

echo "Enabling and configuring system services..."

# ═══════════════════════════════════════════════════════════
# 🌐 NETWORKING SERVICES
# ═══════════════════════════════════════════════════════════
echo "Enabling networking services..."

# NetworkManager (main network management)
sudo systemctl enable --now NetworkManager.service

# Bluetooth
sudo systemctl enable --now bluetooth.service

# SSH daemon
sudo systemctl enable --now sshd.service

# ═══════════════════════════════════════════════════════════
# 🔊 AUDIO SERVICES
# ═══════════════════════════════════════════════════════════
echo "Enabling audio services..."

# PipeWire audio (replaces PulseAudio)
systemctl --user enable --now pipewire.service
systemctl --user enable --now pipewire-pulse.service
systemctl --user enable --now wireplumber.service

# ═══════════════════════════════════════════════════════════
# 🖨️ PRINTING SERVICES
# ═══════════════════════════════════════════════════════════
echo "Enabling printing services..."

# CUPS printing system
sudo systemctl enable --now cups.service

# ═══════════════════════════════════════════════════════════
# ⏰ TIME & SCHEDULING SERVICES
# ═══════════════════════════════════════════════════════════
echo "Configuring time and scheduling services..."

echo "en_US.UTF-8 UTF-8" | sudo tee -a /etc/locale.gen
sudo locale-gen

# Set system locale
echo "LANG=en_US.UTF-8" | sudo tee /etc/locale.conf
echo "→ System locale set to en_US.UTF-8"

sudo timedatectl set-timezone America/Montevideo

# Enable NTP time synchronization
sudo timedatectl set-ntp true
sudo systemctl enable --now systemd-timesyncd.service

# Cron daemon for scheduled tasks
sudo systemctl enable --now cronie.service

# ═══════════════════════════════════════════════════════════
# 🔒 SECURITY & FIREWALL SERVICES
# ═══════════════════════════════════════════════════════════
echo "Enabling security services..."

# UFW firewall
sudo systemctl enable --now ufw.service

# Enable basic firewall rules
sudo ufw --force enable
sudo ufw default deny incoming
sudo ufw default allow outgoing

# ═══════════════════════════════════════════════════════════
# 💾 BACKUP & SYNC SERVICES
# ═══════════════════════════════════════════════════════════
echo "Enabling backup services..."

# Snapper for BTRFS snapshots (if using BTRFS)
if findmnt / -t btrfs &>/dev/null; then
    sudo systemctl enable --now snapper-timeline.timer
    sudo systemctl enable --now snapper-cleanup.timer
    echo "→ Snapper enabled (BTRFS detected)"
else
    echo "→ Skipping Snapper (no BTRFS detected)"
fi

# ═══════════════════════════════════════════════════════════
# ⚡ POWER MANAGEMENT
# ═══════════════════════════════════════════════════════════
echo "Enabling power management..."

# Power profiles daemon
sudo systemctl enable --now power-profiles-daemon.service

# ═══════════════════════════════════════════════════════════
# 🔧 SYSTEM OPTIMIZATION
# ═══════════════════════════════════════════════════════════
echo "Enabling system optimization..."

# Haveged entropy daemon
sudo systemctl enable --now haveged.service

# Locate database updates
sudo systemctl enable --now plocate-updatedb.timer