#!/bin/bash
# PointCab Webexport Server - Installationsscript
# Für Ubuntu 24.04 LTS

set -e

# Farben für Output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

echo -e "${GREEN}========================================${NC}"
echo -e "${GREEN}PointCab Webexport Server Installation${NC}"
echo -e "${GREEN}========================================${NC}"
echo ""

# Root-Check
if [ "$EUID" -ne 0 ]; then
    echo -e "${RED}Bitte als Root ausführen: sudo ./install.sh${NC}"
    exit 1
fi

# Variablen
INSTALL_DIR="/var/www/pointcab_webexport_server"
DB_NAME="pointcab_db"
DB_USER="pointcab_user"

# Passwort abfragen
read -sp "PostgreSQL-Passwort für $DB_USER: " DB_PASS
echo ""
read -sp "Admin-Passwort für Dashboard: " ADMIN_PASS
echo ""
read -sp "Session-Secret (mind. 32 Zeichen): " SESSION_SECRET
echo ""

echo -e "\n${YELLOW}[1/8] System aktualisieren...${NC}"
apt update && apt upgrade -y

echo -e "\n${YELLOW}[2/8] PostgreSQL installieren...${NC}"
apt install -y postgresql postgresql-contrib
systemctl start postgresql
systemctl enable postgresql

echo -e "\n${YELLOW}[3/8] Datenbank einrichten...${NC}"
sudo -u postgres psql <<EOF
CREATE USER $DB_USER WITH PASSWORD '$DB_PASS';
CREATE DATABASE $DB_NAME OWNER $DB_USER;
GRANT ALL PRIVILEGES ON DATABASE $DB_NAME TO $DB_USER;
EOF

echo -e "\n${YELLOW}[4/8] Node.js installieren...${NC}"
curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
apt install -y nodejs

echo -e "\n${YELLOW}[5/8] PM2 installieren...${NC}"
npm install -g pm2

echo -e "\n${YELLOW}[6/8] Projekt einrichten...${NC}"
mkdir -p $INSTALL_DIR
cp -r nodejs_space $INSTALL_DIR/
mkdir -p $INSTALL_DIR/backups
mkdir -p $INSTALL_DIR/nodejs_space/uploads

# .env erstellen
cat > $INSTALL_DIR/nodejs_space/.env << EOF
PORT=3000
NODE_ENV=production
DATABASE_URL="postgresql://$DB_USER:$DB_PASS@localhost:5432/$DB_NAME"
UPLOAD_DIR=$INSTALL_DIR/nodejs_space/uploads
SESSION_SECRET=$SESSION_SECRET
ADMIN_PASSWORD=$ADMIN_PASS
EOF

echo -e "\n${YELLOW}[7/8] Abhängigkeiten installieren und kompilieren...${NC}"
cd $INSTALL_DIR/nodejs_space
npm install
npx prisma generate
npx prisma db push
npm run build

echo -e "\n${YELLOW}[8/8] PM2 starten...${NC}"
pm2 start dist/main.js --name pointcab-server
pm2 startup
pm2 save

echo ""
echo -e "${GREEN}========================================${NC}"
echo -e "${GREEN}Installation abgeschlossen!${NC}"
echo -e "${GREEN}========================================${NC}"
echo ""
echo -e "Server läuft auf: ${YELLOW}http://localhost:3000${NC}"
echo -e "Admin-Dashboard: ${YELLOW}http://localhost:3000/admin/dashboard${NC}"
echo ""
echo -e "PM2 Status: ${YELLOW}pm2 status${NC}"
echo -e "PM2 Logs: ${YELLOW}pm2 logs pointcab-server${NC}"
echo ""