#!/bin/bash

# TAK Server Setup Validation Script

echo "TAK Server Hybrid Container - Setup Validation"
echo "=============================================="

# Check if takserver-release directory exists
if [ ! -d "takserver-release" ]; then
    echo "❌ takserver-release directory not found"
    echo "   Please create the directory: mkdir -p takserver-release"
    exit 1
fi

# Check for TAK server files
TAK_FILES=$(find takserver-release -name "takserver-docker-*.zip" 2>/dev/null)

if [ -z "$TAK_FILES" ]; then
    echo "❌ No TAK server files found in takserver-release/"
    echo ""
    echo "Required:"
    echo "  - File format: takserver-docker-X.Y-RELEASE-Z.zip"
    echo "  - Example: takserver-docker-5.4-RELEASE-19.zip"
    echo ""
    echo "Please:"
    echo "  1. Obtain TAK server files through proper channels"
    echo "  2. Ensure you have valid licensing/authorization"
    echo "  3. Place files in takserver-release/ directory"
    echo ""
    exit 1
fi

echo "✅ TAK server files found:"
for file in $TAK_FILES; do
    echo "   - $(basename $file)"
done

# Find latest version
LATEST_ZIP=$(echo "$TAK_FILES" | \
    sed -n 's/.*takserver-docker-\([0-9]\+\.[0-9]\+\)-RELEASE-\([0-9]\+\)\.zip/\1.\2 &/p' | \
    sort -V | tail -1 | cut -d' ' -f2-)

if [ -n "$LATEST_ZIP" ]; then
    echo "✅ Latest version detected: $(basename $LATEST_ZIP)"
fi

# Check Docker
if ! command -v docker &> /dev/null; then
    echo "❌ Docker not found - please install Docker"
    exit 1
fi
echo "✅ Docker found"

# Check Docker Compose
if ! command -v docker-compose &> /dev/null; then
    echo "❌ Docker Compose not found - please install Docker Compose"
    exit 1
fi
echo "✅ Docker Compose found"

# Check if Dockerfile exists
if [ ! -f "Dockerfile" ]; then
    echo "❌ Dockerfile not found"
    exit 1
fi
echo "✅ Dockerfile found"

# Check if docker-compose.yml exists
if [ ! -f "docker-compose.yml" ]; then
    echo "❌ docker-compose.yml not found"
    exit 1
fi
echo "✅ Docker Compose configuration found"

echo ""
echo "🎉 All checks passed! You're ready to build and run the container."
echo ""
echo "Next steps:"
echo "  1. Build: ./build.sh"
echo "  2. Start: docker-compose up -d"
echo "  3. Logs: docker-compose logs -f tak-hybrid"
echo ""
echo "⚠️  Remember: Ensure you have proper licensing for TAK server software"