#!/usr/bin/env bash
# Quick Start Script for Reference Board Viewer
# This script sets up and runs the authentication system for testing

set -e

GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
NC='\033[0m'

echo "========================================="
echo "Reference Board Viewer - Quick Start"
echo "========================================="
echo ""

# Check if we're in the right directory
if [ ! -f "flake.nix" ]; then
    echo -e "${RED}Error: Please run this script from the project root${NC}"
    exit 1
fi

# Step 1: Create backend .env if it doesn't exist
echo -e "${YELLOW}Step 1: Setting up backend environment...${NC}"
if [ ! -f "backend/.env" ]; then
    echo "Creating backend/.env..."
    cat > backend/.env << 'EOF'
# Database
DATABASE_URL=postgresql://localhost/webref

# JWT Authentication
SECRET_KEY=test-secret-key-change-in-production-$(openssl rand -hex 16)
ALGORITHM=HS256
ACCESS_TOKEN_EXPIRE_MINUTES=30

# MinIO Storage (for later phases)
MINIO_ENDPOINT=localhost:9000
MINIO_ACCESS_KEY=minioadmin
MINIO_SECRET_KEY=minioadmin
MINIO_BUCKET=webref
MINIO_SECURE=false

# CORS
CORS_ORIGINS=http://localhost:5173,http://localhost:3000

# Application
DEBUG=true
APP_NAME=Reference Board Viewer
APP_VERSION=1.0.0
API_V1_PREFIX=/api/v1

# Logging
LOG_LEVEL=INFO
EOF
    echo -e "${GREEN}✓ Created backend/.env${NC}"
else
    echo -e "${GREEN}✓ backend/.env already exists${NC}"
fi
echo ""

# Step 2: Create frontend .env if it doesn't exist
echo -e "${YELLOW}Step 2: Setting up frontend environment...${NC}"
if [ ! -f "frontend/.env" ]; then
    echo "Creating frontend/.env..."
    cat > frontend/.env << 'EOF'
VITE_API_URL=http://localhost:8000/api/v1
EOF
    echo -e "${GREEN}✓ Created frontend/.env${NC}"
else
    echo -e "${GREEN}✓ frontend/.env already exists${NC}"
fi
echo ""

# Step 3: Check PostgreSQL
echo -e "${YELLOW}Step 3: Checking PostgreSQL...${NC}"
if ! command -v psql &> /dev/null; then
    echo -e "${RED}✗ PostgreSQL not found. Please install PostgreSQL.${NC}"
    exit 1
fi

# Check if database exists
if psql -lqt | cut -d \| -f 1 | grep -qw webref; then
    echo -e "${GREEN}✓ Database 'webref' exists${NC}"
else
    echo "Creating database 'webref'..."
    createdb webref || {
        echo -e "${RED}✗ Failed to create database. Make sure PostgreSQL is running.${NC}"
        echo "Try: sudo systemctl start postgresql"
        exit 1
    }
    echo -e "${GREEN}✓ Created database 'webref'${NC}"
fi
echo ""

# Step 4: Run migrations
echo -e "${YELLOW}Step 4: Running database migrations...${NC}"
echo "This requires the Nix development environment..."
if command -v nix &> /dev/null; then
    nix develop -c bash -c "cd backend && alembic upgrade head" || {
        echo -e "${RED}✗ Migration failed${NC}"
        echo "You may need to run manually:"
        echo "  nix develop"
        echo "  cd backend"
        echo "  alembic upgrade head"
        exit 1
    }
    echo -e "${GREEN}✓ Migrations complete${NC}"
else
    echo -e "${YELLOW}⚠ Nix not found. Please run migrations manually:${NC}"
    echo "  nix develop"
    echo "  cd backend"
    echo "  alembic upgrade head"
fi
echo ""

echo "========================================="
echo -e "${GREEN}Setup Complete!${NC}"
echo "========================================="
echo ""
echo "Next steps:"
echo ""
echo "1. Start the backend server (in one terminal):"
echo "   $ nix develop"
echo "   $ cd backend"
echo "   $ uvicorn app.main:app --reload"
echo ""
echo "2. Start the frontend server (in another terminal):"
echo "   $ cd frontend"
echo "   $ npm install  # if not done already"
echo "   $ npm run dev"
echo ""
echo "3. Test the API:"
echo "   $ ./test-auth.sh"
echo ""
echo "4. Open browser:"
echo "   Backend API docs: http://localhost:8000/docs"
echo "   Frontend app:     http://localhost:5173"
echo ""
echo "5. Try registration:"
echo "   - Navigate to http://localhost:5173/register"
echo "   - Create an account"
echo "   - Login and explore!"
echo ""