#!/bin/bash
set -euo pipefail

cd "$(dirname "$0")/.."
REPO_ROOT="$(pwd)"

echo "==> Installing uv..."
curl -LsSf https://astral.sh/uv/install.sh | sh
export PATH="$HOME/.local/bin:$PATH"

echo "==> Installing Python 3.11..."
uv python install 3.11

echo "==> Installing nvm + Node LTS..."
if [[ ! -d "$HOME/.nvm" ]]; then
  curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.2/install.sh | bash
fi
export NVM_DIR="$HOME/.nvm"
# shellcheck source=/dev/null
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
nvm install --lts

echo "==> Cloning gnexus-ui-kit..."
if [[ ! -d "$HOME/gnexus-ui-kit" ]]; then
  git clone https://git.gnexus.space/git/root/gnexus-ui-kit.git "$HOME/gnexus-ui-kit"
fi

echo "==> Building gnexus-ui-kit..."
cd "$HOME/gnexus-ui-kit"
npm install
npm run build

echo "==> Installing server dependencies..."
cd "$REPO_ROOT/server"
uv venv --python 3.11
uv pip install -e ".[dev]"

echo "==> Building UI..."
cd "$REPO_ROOT/ui"
npm install
npm run build

echo "==> Installing systemd user units..."
mkdir -p "$HOME/.config/systemd/user"
cp "$REPO_ROOT/systemd/gnexus-book-backend.service" "$HOME/.config/systemd/user/"
cp "$REPO_ROOT/systemd/gnexus-book-frontend.service" "$HOME/.config/systemd/user/"

echo "==> Enabling lingering for boot autostart..."
loginctl enable-linger "$(whoami)"

systemctl --user daemon-reload
systemctl --user enable gnexus-book-backend.service gnexus-book-frontend.service
systemctl --user start gnexus-book-backend.service
sleep 3
systemctl --user start gnexus-book-frontend.service

echo "==> Done. Services:"
systemctl --user status gnexus-book-backend.service --no-pager
systemctl --user status gnexus-book-frontend.service --no-pager