#!/usr/bin/env bash
set -euo pipefail
APP_DIR="/opt/shd/plugins/alice"
SRC_DIR="$(cd "$(dirname "$0")" && pwd)"
IN_PLACE="${1:-}"

sync_project() {
	mkdir -p /opt/shd/plugins
	if command -v rsync >/dev/null 2>&1; then
		rsync -a --delete 			--exclude '.venv/' 			--exclude '__pycache__/' 			--exclude '*.pyc' 			--exclude '*.zip' 			"$SRC_DIR/" "$APP_DIR/"
	else
		mkdir -p "$APP_DIR"
		cp -a "$SRC_DIR/." "$APP_DIR/"
		rm -rf "$APP_DIR/.venv" "$APP_DIR/__pycache__"
		find "$APP_DIR" -type d -name '__pycache__' -prune -exec rm -rf {} +
		find "$APP_DIR" -type f \( -name '*.pyc' -o -name '*.zip' \) -delete
	fi
}

if [[ "$SRC_DIR" != "$APP_DIR" && "$IN_PLACE" != "--in-place" ]]; then
	echo "Sync project to $APP_DIR"
	if [[ -w /opt/shd/plugins || -w /opt/shd || -w /opt ]]; then
		sync_project
	else
		if ! command -v sudo >/dev/null 2>&1; then
			echo "Need write access to /opt/shd/plugins or sudo"
			exit 1
		fi
		sudo mkdir -p /opt/shd/plugins
		sudo rm -rf "$APP_DIR"
		sudo mkdir -p "$APP_DIR"
		if command -v rsync >/dev/null 2>&1; then
			sudo rsync -a --delete 				--exclude '.venv/' 				--exclude '__pycache__/' 				--exclude '*.pyc' 				--exclude '*.zip' 				"$SRC_DIR/" "$APP_DIR/"
		else
			sudo cp -a "$SRC_DIR/." "$APP_DIR/"
			sudo rm -rf "$APP_DIR/.venv" "$APP_DIR/__pycache__"
			sudo find "$APP_DIR" -type d -name '__pycache__' -prune -exec rm -rf {} +
			sudo find "$APP_DIR" -type f \( -name '*.pyc' -o -name '*.zip' \) -delete
		fi
		if [[ -n "${SUDO_USER:-}" ]]; then
			sudo chown -R "$SUDO_USER":"$SUDO_USER" "$APP_DIR"
		fi
	fi
	exec "$APP_DIR/install.sh" --in-place
fi

cd "$APP_DIR"
chmod +x cli.sh install.sh start.sh start_plugin_web.sh

if [[ ! -d .venv ]]; then
	python3 -m venv .venv
fi

# shellcheck disable=SC1091
source .venv/bin/activate
python3 -m pip install --upgrade pip
python3 -m pip install -r requirements.txt
python3 -c "import aiohttp, zeroconf" >/dev/null

mkdir -p data configs/loxone configs/wb-rules
: > data/.gitkeep

install_service() {
	local src="$1"
	local dst="/etc/systemd/system/$(basename "$src")"
	if [[ -w /etc/systemd/system ]]; then
		cp -f "$src" "$dst"
	else
		sudo cp -f "$src" "$dst"
	fi
}

if command -v systemctl >/dev/null 2>&1; then
	install_service "$APP_DIR/systemd/shd-alice.service"
	install_service "$APP_DIR/systemd/shd-alice-plugin.service"
	if [[ -w /etc/systemd/system ]]; then
		systemctl daemon-reload
		systemctl enable shd-alice.service shd-alice-plugin.service || true
	else
		sudo systemctl daemon-reload
		sudo systemctl enable shd-alice.service shd-alice-plugin.service || true
	fi
fi

echo "Install done: $APP_DIR"
echo "Next:"
echo "  1) save token: printf %s 'YANDEX_OAUTH_TOKEN' > $APP_DIR/token.txt && chmod 600 $APP_DIR/token.txt"
echo "  2) update stations: $APP_DIR/cli.sh columns"
echo "  3) start web UI: $APP_DIR/cli.sh web"