#!/bin/bash
# Install NATS Event Bus

set -e

NAMESPACE="event-bus"

echo "📡 Installing NATS Event Bus..."

# Check prerequisites
command -v kubectl >/dev/null 2>&1 || { echo "❌ kubectl not found"; exit 1; }

# Create namespace
echo "📦 Creating namespace: $NAMESPACE"
kubectl create namespace "$NAMESPACE" --dry-run=client -o yaml | kubectl apply -f -

# Apply deployment
echo "🚀 Deploying NATS..."
kubectl apply -f k8s-deployment.yaml

# Wait for StatefulSet
echo "⏳ Waiting for NATS to be ready..."
kubectl wait --for=condition=ready --timeout=300s pod -l app=nats -n "$NAMESPACE"

echo "✅ NATS Event Bus installed successfully!"
echo ""
echo "📝 Access NATS monitoring:"
echo "   kubectl port-forward -n $NAMESPACE svc/nats 8222:8222"
echo "   Then visit: http://localhost:8222"