#!/bin/bash
set -e

echo ""
echo "─────────────────────────────────────────────"
echo "  Welcome to the NTP Timeturner Installer"
echo "─────────────────────────────────────────────"
echo ""
echo "\"It's a very complicated piece of magic...\" – Hermione Granger"
echo "Initialising temporal calibration sequence..."
echo "Requesting clearance from the Ministry of Time Standards..."
echo ""

# ---------------------------------------------------------
# Step 1: Update and upgrade packages
# ---------------------------------------------------------
echo ""
echo "Step 1: Updating package lists..."
sudo apt update

echo "Upgrading installed packages..."
sudo apt upgrade -y

# ---------------------------------------------------------
# Step 2: Install essential development tools
# ---------------------------------------------------------
echo ""
echo "Step 2: Installing development tools..."
sudo apt install -y git curl python3 python3-pip build-essential autoconf automake libtool cmake

# ---------------------------------------------------------
# Step 3: Install audio and media dependencies
# ---------------------------------------------------------
echo ""
echo "Step 3: Installing audio libraries and tools..."
sudo apt install -y alsa-utils ffmpeg \
  portaudio19-dev python3-pyaudio \
  libasound2-dev libjack-jackd2-dev \
  libsndfile-dev \
  || echo "Warning: Some audio dependencies may have failed to install — continuing anyway."

# ---------------------------------------------------------
# Step 4: Install Python packages
# ---------------------------------------------------------
echo ""
echo "Step 4: Installing Python packages..."
pip3 install numpy --break-system-packages

# ---------------------------------------------------------
# Step 5: Build and install libltc (needed by ltc-tools)
# ---------------------------------------------------------
echo ""
echo "Step 5: Building libltc (the heart of our time-magic)..."
cd ~
if [ ! -d "libltc" ]; then
  echo "Cloning libltc from GitHub..."
  git clone https://github.com/x42/libltc.git
fi
cd libltc

echo "Preparing libltc build..."
./autogen.sh
./configure

echo "Compiling libltc..."
make

echo "Installing libltc..."
sudo make install
sudo ldconfig

# ---------------------------------------------------------
# Step 6: Build and install ltc-tools
# ---------------------------------------------------------
echo ""
echo "Step 6: Building ltc-tools (with a gentle nudge)..."
cd ~
if [ ! -d "ltc-tools" ]; then
  echo "Cloning ltc-tools from GitHub..."
  git clone https://github.com/x42/ltc-tools.git
fi
cd ltc-tools

echo "Compiling ltc-tools (bypassing package check)..."
make HAVE_LIBLTC=true

echo "Installing ltc-tools..."
sudo make install
sudo ldconfig

# ---------------------------------------------------------
# Step 7: Apply Custom Splash Screen and Wayland Wallpaper
# ---------------------------------------------------------
echo ""
echo "Step 7: Applying Timeturner visual identity..."

# Splash screen
echo "Downloading splash screen..."
sudo curl -L -o /usr/share/plymouth/themes/pix/splash.png https://raw.githubusercontent.com/cjfranko/NTP-Timeturner/master/splash.png
sudo chmod 644 /usr/share/plymouth/themes/pix/splash.png

# Wallpaper for LabWC / swaybg
echo "Installing swaybg for Wayland wallpaper management..."
sudo apt install -y swaybg

echo "Downloading wallpaper..."
mkdir -p /home/hermione/Pictures
curl -L -o /home/hermione/Pictures/wallpaper.png https://raw.githubusercontent.com/cjfranko/NTP-Timeturner/master/wallpaper.png
chown hermione:hermione /home/hermione/Pictures/wallpaper.png

# Update labwc init file
INIT_FILE="/home/hermione/.config/labwc/init"
mkdir -p "$(dirname "$INIT_FILE")"

if ! grep -q "swaybg" "$INIT_FILE" 2>/dev/null; then
  echo "Adding swaybg launch command to LabWC init file..."
  echo "exec swaybg -i /home/hermione/Pictures/wallpaper.png --mode fill" >> "$INIT_FILE"
else
  echo "LabWC wallpaper command already present — skipping"
fi

chown hermione:hermione "$INIT_FILE"

echo "Custom splash and Wayland wallpaper applied."

# ---------------------------------------------------------
# Final Message & Reboot Option
# ---------------------------------------------------------
echo ""
echo "─────────────────────────────────────────────"
echo "  Setup Complete"
echo "─────────────────────────────────────────────"
echo ""
echo "The TimeTurner is ready. But remember:"
echo "\"You must not be seen.\" – Hermione Granger"
echo "Visual enchantments adapted for Wayland by Luna."
echo ""
echo "The system will reboot in 30 seconds to complete setup..."
echo "Press [Enter] to reboot immediately, or Ctrl+C to cancel."

read -t 30 -p ""
sudo reboot