#!/bin/bash

echo "========================================="
echo "Warehouse13 - Readiness Check"
echo "========================================="
echo ""

errors=0

# Check if pre-built files exist
if [ -d "frontend/dist/frontend/browser" ]; then
    echo "✓ Pre-built Angular files found"
    echo "  Location: frontend/dist/frontend/browser"
    file_count=$(ls -1 frontend/dist/frontend/browser | wc -l)
    echo "  Files: $file_count"
else
    echo "✗ ERROR: Pre-built Angular files NOT found!"
    echo "  Expected: frontend/dist/frontend/browser"
    echo ""
    echo "  You need to build the Angular app first:"
    echo "  Run: ./scripts/build-for-airgap.sh"
    echo "  OR:  cd frontend && npm install && npm run build:prod"
    echo ""
    errors=$((errors + 1))
fi

echo ""

# Check if docker-compose.yml is configured for pre-built
if grep -q "Dockerfile.frontend.prebuilt" docker-compose.yml; then
    echo "✓ docker-compose.yml configured for pre-built deployment"
else
    echo "⚠ WARNING: docker-compose.yml may not be configured for pre-built deployment"
    echo "  Current frontend dockerfile:"
    grep "dockerfile:" docker-compose.yml | grep -A 1 "frontend:" | tail -1
    echo ""
    echo "  For air-gapped deployment, it should be: Dockerfile.frontend.prebuilt"
fi

echo ""

# Check if Docker is running
if docker info &> /dev/null; then
    echo "✓ Docker is running"
else
    echo "✗ ERROR: Docker is not running or not accessible"
    errors=$((errors + 1))
fi

echo ""
echo "========================================="

if [ $errors -eq 0 ]; then
    echo "✓ Ready to deploy!"
    echo ""
    echo "Run: docker-compose up -d --build"
    echo "Or:  ./quickstart-airgap.sh"
    exit 0
else
    echo "✗ NOT ready - please fix the errors above"
    exit 1
fi