#!/usr/bin/env bash

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

TMPFILE=$(mktemp /tmp/traefik-values-XXXXXX.yaml)


cat > "$TMPFILE" <<EOF
ingressClass:
  enabled: true
  isDefaultClass: true
ports:
  web:
    port: 80
    hostPort: 80
  websecure:
    port: 443
    hostPort: 443
  traefik:
    port: 9000
api:
  dashboard: true
  insecure: true
ingressRoute:
  dashboard:
    enabled: true
ping: true
log:
  level: INFO
service:
  enabled: true
  type: ClusterIP
  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



# 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"