#!/bin/bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
LAB_ROOT="${LAB_ROOT:-/mnt/user/backups/restore-lab/freshness-negative}"
REPORT_ROOT="${REPORT_ROOT:-/mnt/user/backups/restore-reports}"
ALERT_TOPIC="${ALERT_TOPIC:-homelab-alerts}"
INFO_TOPIC="${INFO_TOPIC:-homelab-info}"
SEND_NTFY="${SEND_NTFY:-1}"

stamp="$(date +%F-%H%M%S)"
test_root="$LAB_ROOT/$stamp"
dump_root="$test_root/dumps"
test_report_root="$test_root/reports"
report_file="$REPORT_ROOT/freshness-negative-$stamp.md"
raw_log="$test_root/check-output.md"

mkdir -p "$dump_root" "$test_report_root" "$REPORT_ROOT"

cleanup() {
  rm -rf "$test_root"
}
trap cleanup EXIT

set +e
DUMP_ROOT="$dump_root" \
REPORT_ROOT="$test_report_root" \
MAX_DUMP_AGE_HOURS=26 \
MAX_REPORT_AGE_DAYS=45 \
  "$SCRIPT_DIR/check-restore-freshness.sh" >"$raw_log" 2>&1
rc=$?
set -e

critical_count="$(awk -F': ' '/^Critical:/ {print $2; exit}' "$raw_log" | tr -d '[:space:]')"
critical_count="${critical_count:-0}"

{
  echo "# Restore Freshness Negative Alert Test"
  echo
  echo "Timestamp: $(date '+%F %T')"
  echo "Result: $([ "$rc" -ne 0 ] && [ "$critical_count" -gt 0 ] && echo "ok" || echo "failed")"
  echo "Check exit code: $rc"
  echo "Critical count: $critical_count"
  echo "Synthetic dump root: $dump_root"
  echo "Synthetic report root: $test_report_root"
  echo "Production dump root touched: no"
  echo
  echo "## Check Output"
  echo
  cat "$raw_log"
} >"$report_file"

if [ "$rc" -ne 0 ] && [ "$critical_count" -gt 0 ]; then
  if [ "$SEND_NTFY" = "1" ]; then
    bash "$SCRIPT_DIR/send-ntfy.sh" \
      "$ALERT_TOPIC" \
      "TEST: Restore freshness alert path ok" \
      "Negativtest erfolgreich: check-restore-freshness.sh meldete ${critical_count} Criticals gegen synthetischen leeren Testpfad. Produktive Dumps wurden nicht veraendert. Report: $report_file" \
      high
  fi
  echo "Negative freshness alert test ok. Report: $report_file"
  exit 0
fi

if [ "$SEND_NTFY" = "1" ]; then
  bash "$SCRIPT_DIR/send-ntfy.sh" \
    "$ALERT_TOPIC" \
    "TEST FAILED: Restore freshness alert path" \
    "Negativtest fehlgeschlagen: erwarteter Critical-Zustand wurde nicht erkannt. Report: $report_file" \
    high || true
fi

echo "Negative freshness alert test failed. Report: $report_file" >&2
exit 1