#!/bin/bash

# Database setup script for ASLE backend
# This script helps set up PostgreSQL database for development

set -e

echo "=== ASLE Database Setup ==="
echo ""

# Check if PostgreSQL is running
if ! pg_isready -h localhost -p 5432 > /dev/null 2>&1; then
    echo "❌ PostgreSQL is not running on localhost:5432"
    echo ""
    echo "Please start PostgreSQL:"
    echo "  - Using Docker: docker-compose up -d postgres"
    echo "  - Using systemd: sudo systemctl start postgresql"
    echo "  - Or install PostgreSQL: sudo apt install postgresql"
    exit 1
fi

echo "✅ PostgreSQL is running"
echo ""

# Try to connect and create database
echo "Attempting to create database 'asle'..."

# Try different connection methods
if psql -U postgres -c "CREATE DATABASE asle;" 2>/dev/null; then
    echo "✅ Database 'asle' created using postgres user"
    DB_USER="postgres"
elif psql -d postgres -c "CREATE DATABASE asle;" 2>/dev/null; then
    echo "✅ Database 'asle' created using peer authentication"
    DB_USER=$(whoami)
else
    echo "⚠️  Could not create database automatically"
    echo ""
    echo "Please create the database manually:"
    echo "  psql -U postgres -c \"CREATE DATABASE asle;\""
    echo ""
    echo "Or update backend/.env with correct DATABASE_URL:"
    echo "  DATABASE_URL=\"postgresql://username:password@localhost:5432/asle?schema=public\""
    echo ""
    read -p "Press Enter after creating the database..."
fi

echo ""
echo "=== Database Setup Complete ==="
echo ""
echo "Next steps:"
echo "  1. Update backend/.env with correct DATABASE_URL"
echo "  2. Run: cd backend && npm run prisma:migrate"
echo "  3. Run: npm run setup:db"
echo "  4. Run: npm run setup:admin"