#!/usr/bin/env bash

# Exit immediately if a command exits with a non-zero status.
set -e

TMPFILE=$(mktemp)
trap 'rm -f "$TMPFILE"' EXIT

cat > "$TMPFILE" <<EOF
ingressClass:
  enabled: true
  isDefaultClass: true
ports:
  web:
    port: 80
  websecure:
    port: 443
  traefik:

    port: 9000
api:
  dashboard: true
  insecure: true
ingressRoute:
  dashboard:
    enabled: true
ping: true
log:
  level: INFO
service:
  enabled: true
  type: LoadBalancer
  annotations: {}
  ports:
    web:
      port: 80
      protocol: TCP
      targetPort: web
    websecure:
      port: 443
      protocol: TCP
      targetPort: websecure
EOF

if helm status traefik --namespace traefik &> /dev/null; then
  echo "Traefik is already installed in the 'traefik' namespace. Upgrading..."
  helm upgrade traefik traefik/traefik --namespace traefik -f "$TMPFILE"
else
  echo "Installing Traefik..."
  helm repo add traefik https://traefik.github.io/charts
  helm repo update
  # Using --create-namespace is good practice, though traefik will always exist.
  helm install traefik traefik/traefik --namespace traefik --create-namespace -f "$TMPFILE"
fi

# Apply the TLS store configuration
kubectl apply -f k8s/traefik-tlsstore.yaml
if [ $? -ne 0 ]; then
    echo "Failed to apply TLS store configuration."
    exit 1
fi


echo
echo "To access the dashboard:"
echo "kubectl port-forward -n traefik \$(kubectl get pods -n traefik -l \"app.kubernetes.io/name=traefik\" -o name) 9000:9000"
echo "Then visit http://localhost:9000/dashboard/ in your browser"