#!/usr/bin/env bash
# Checks that all service endpoints are reachable and return the expected HTTP
# status code. Run this after provisioning, before configuring individual services.
# Usage: bash scripts/check-services.sh

set -uo pipefail

# "url expected_status timeout_seconds" tuples
# Nextcloud runs its first-time installation on the initial request (1-2 min),
# so it gets a much longer timeout than the other services.
CHECKS=(
  "https://cloud.ladkau.de/dashboard/ 401 10"
  "https://gitea.ladkau.de 200 10"
  "https://nextcloud.ladkau.de 200 180"
  "https://sso.ladkau.de/realms/master 200 10"
  "https://mail.ladkau.de 200 10"
  "https://cr.ladkau.de/v2/ 401 10"
  "https://k8s.ladkau.de 200 10"
  "https://vault.ladkau.de 200 10"
  "https://dl.ladkau.de 200 10"
)

if ! command -v curl &>/dev/null; then
  echo "ERROR: curl not found — install with: apt install curl  or  brew install curl" >&2
  exit 1
fi

echo "==> Checking service endpoints"

FAILED=()
for check in "${CHECKS[@]}"; do
  read -r url expected timeout <<< "$check"

  if [ "$timeout" -gt 10 ]; then
    printf "  ...   %s  (first-run setup may take up to %d s)\n" "$url" "$timeout"
  fi

  actual=$(curl -sL -o /dev/null -w "%{http_code}" --max-time "$timeout" "$url" 2>/dev/null) || actual="000"

  if [ "$actual" = "$expected" ]; then
    printf "    OK  %s  (%s)\n" "$url" "$actual"
  else
    printf "  FAIL  %s  (expected %s, got %s)\n" "$url" "$expected" "$actual"
    FAILED+=("$url")
  fi
done

echo ""

if [ ${#FAILED[@]} -gt 0 ]; then
  echo "ERROR: ${#FAILED[@]} endpoint(s) did not return the expected status:" >&2
  for url in "${FAILED[@]}"; do
    echo "       - ${url}" >&2
  done
  echo "" >&2
  echo "       Check container status on the server: docker ps" >&2
  echo "       Check container logs: docker logs <container>" >&2
  echo "       Note: Keycloak and Nextcloud may take longer >90s on first boot — wait and retry." >&2
  exit 1
fi

echo "    All services are reachable."