#!/bin/bash
# Quick deployment script for authentication fixes
# Run from /data/app/igny8 directory

set -e  # Exit on error

echo "🚀 Starting authentication fix deployment..."
echo ""

# Check we're in the right directory
if [ ! -f "backend/manage.py" ]; then
    echo "❌ Error: Must run from /data/app/igny8 directory"
    exit 1
fi

# Step 1: Install backend dependencies
echo "📦 Step 1/7: Installing backend dependencies..."
cd backend
pip install django-redis>=5.4.0 --quiet
cd ..
echo "✅ Dependencies installed"
echo ""

# Step 2: Create and run migrations
echo "🗄️  Step 2/7: Running database migrations..."
cd backend
python manage.py makemigrations --noinput
python manage.py migrate --noinput
cd ..
echo "✅ Migrations completed"
echo ""

# Step 3: Verify Redis
echo "🔍 Step 3/7: Verifying Redis connection..."
if docker exec redis redis-cli ping > /dev/null 2>&1; then
    echo "✅ Redis is running"
else
    echo "⚠️  Warning: Redis not responding. Starting Redis..."
    cd /data/app
    docker-compose -f docker-compose.yml up -d redis
    sleep 3
    cd /data/app/igny8
fi
echo ""

# Step 4: Backup and replace api.ts
echo "📝 Step 4/7: Updating frontend API service..."
cd frontend/src/services
if [ -f "api.ts" ]; then
    cp api.ts "api-old-$(date +%Y%m%d-%H%M%S).ts"
    echo "   Backed up old api.ts"
fi

if [ -f "api-new.ts" ]; then
    mv api-new.ts api.ts
    echo "✅ API service updated"
else
    echo "⚠️  Warning: api-new.ts not found, skipping"
fi
cd ../../..
echo ""

# Step 5: Restart backend
echo "🔄 Step 5/7: Restarting backend service..."
docker-compose -f docker-compose.app.yml restart igny8_backend
echo "   Waiting for backend to be healthy..."
sleep 5
if docker-compose -f docker-compose.app.yml ps igny8_backend | grep -q "Up"; then
    echo "✅ Backend restarted successfully"
else
    echo "⚠️  Warning: Backend may not be healthy. Check: docker-compose -f docker-compose.app.yml ps"
fi
echo ""

# Step 6: Restart frontend
echo "🔄 Step 6/7: Restarting frontend service..."
docker-compose -f docker-compose.app.yml restart igny8_frontend
echo "   Waiting for frontend to start..."
sleep 3
if docker-compose -f docker-compose.app.yml ps igny8_frontend | grep -q "Up"; then
    echo "✅ Frontend restarted successfully"
else
    echo "⚠️  Warning: Frontend may not be healthy. Check: docker-compose -f docker-compose.app.yml ps"
fi
echo ""

# Step 7: Quick health check
echo "🏥 Step 7/7: Running health checks..."
echo ""
echo "Backend health:"
if curl -sf http://localhost:8011/api/v1/system/status/ > /dev/null 2>&1; then
    echo "  ✅ Backend API responding"
else
    echo "  ⚠️  Backend API not responding at http://localhost:8011"
fi

echo ""
echo "Frontend health:"
if curl -sf http://localhost:8021 > /dev/null 2>&1; then
    echo "  ✅ Frontend responding"
else
    echo "  ⚠️  Frontend not responding at http://localhost:8021"
fi

echo ""
echo "Redis health:"
REDIS_KEYS=$(docker exec redis redis-cli DBSIZE 2>/dev/null | grep -o '[0-9]*' || echo "0")
echo "  ✅ Redis has $REDIS_KEYS keys"

echo ""
echo "Database check:"
cd backend
TOKEN_COUNT=$(python manage.py shell -c "from igny8_core.auth.models_refresh_token import RefreshToken; print(RefreshToken.objects.count())" 2>/dev/null || echo "0")
echo "  ✅ RefreshToken model working ($TOKEN_COUNT tokens in DB)"
cd ..

echo ""
echo "========================================="
echo "🎉 Deployment completed!"
echo "========================================="
echo ""
echo "Next steps:"
echo "1. Test login with remember-me checkbox"
echo "2. Verify no logout on 403 errors"
echo "3. Test multi-tab behavior"
echo "4. Monitor logs for issues"
echo ""
echo "📊 View logs:"
echo "   Backend:  docker logs igny8_backend -f"
echo "   Frontend: docker logs igny8_frontend -f"
echo ""
echo "📖 Documentation:"
echo "   - AUTHENTICATION-FIX-IMPLEMENTATION.md"
echo "   - AUTHENTICATION-FIX-DEPLOYMENT.md"
echo "   - AUTHENTICATION-AUDIT-REPORT.md"
echo ""
echo "⚠️  IMPORTANT: Complete remaining manual steps from AUTHENTICATION-FIX-DEPLOYMENT.md:"
echo "   - Update authStore.ts to remove localStorage.setItem('access_token')"
echo "   - Add remember-me checkbox to login form"
echo "   - Test all scenarios before marking as complete"
echo ""