#!/usr/bin/env bash
set -euo pipefail

BASE_DIR="${1:-/opt/domaincheck}"
API_DIR="$BASE_DIR/domain-api"
WEB_DIR="$BASE_DIR/domain-web"
RUNTIME_DIR="$API_DIR/runtime"
SERVICE_NAME="domaincheck-api"
ENV_FILE="/etc/default/domaincheck-api"
TEMPLATE_FILE="$API_DIR/deploy/multi-region/templates/domaincheck-api.env.example"

echo "[1/6] preparing directories"
mkdir -p "$BASE_DIR" "$API_DIR" "$WEB_DIR" "$RUNTIME_DIR"

echo "[2/6] checking python environment"
if [ ! -x "$BASE_DIR/domainCheck/.venv/bin/python" ]; then
  echo "missing python venv: $BASE_DIR/domainCheck/.venv/bin/python"
  echo "please deploy domainCheck first and create .venv there"
  exit 1
fi

echo "[3/6] installing api dependencies"
"$BASE_DIR/domainCheck/.venv/bin/pip" install -q fastapi uvicorn pydantic-settings psycopg2-binary redis openpyxl python-multipart

echo "[4/6] installing systemd service"
install -m 0644 "$API_DIR/deploy/systemd/domain-api.service" "/etc/systemd/system/${SERVICE_NAME}.service"

echo "[4.5/6] preparing environment file"
if [ ! -f "$ENV_FILE" ]; then
  install -m 0644 "$TEMPLATE_FILE" "$ENV_FILE"
  sed -i "s#__BASE_DIR__#${BASE_DIR}#g" "$ENV_FILE"
  chmod 0644 "$ENV_FILE"
  echo "created env template: $ENV_FILE"
else
  echo "env file already exists: $ENV_FILE"
fi

echo "[5/6] reloading systemd"
systemctl daemon-reload

echo "[6/6] summary"
echo "overseas bootstrap completed"
echo "service: ${SERVICE_NAME}"
echo "next commands:"
echo "  systemctl enable ${SERVICE_NAME}"
echo "  systemctl restart ${SERVICE_NAME}"
echo "  systemctl status ${SERVICE_NAME} --no-pager -l"
echo "  vi ${ENV_FILE}"