import 'package:flutter/material.dart';

import '../data/models.dart';
import '../theme/reclaim_tokens.dart';

/// Review badge — marks an evaluation a trusted jurist has confirmed
/// (signed off via the hub approval). Jurist review is OPTIONAL: an
/// evaluation stands on its own; this only adds the "bestätigt" mark.
/// Renders a confirm-green check when reviewed; renders the muted
/// "ungeprüft" state only when [showUnreviewed] is set (otherwise
/// nothing, to keep unreviewed rows clean).
class ReviewBadge extends StatelessWidget {
  const ReviewBadge({
    super.key,
    required this.evaluation,
    this.compact = false,
    this.showUnreviewed = false,
  });

  final Evaluation evaluation;
  final bool compact;
  final bool showUnreviewed;

  @override
  Widget build(BuildContext context) {
    final reviewed = evaluation.isReviewed;
    if (!reviewed && !showUnreviewed) return const SizedBox.shrink();

    final t = Theme.of(context).textTheme;
    final color =
        reviewed ? ReclaimColors.reviewConfirmed : ReclaimColors.mute;
    final icon = reviewed
        ? Icons.verified_outlined
        : Icons.radio_button_unchecked;
    final label = reviewed
        ? (compact ? 'geprüft' : 'Jurist-geprüft')
        : (compact ? 'offen' : 'ungeprüft');
    final tip = reviewed
        ? 'Bestätigt von ${evaluation.reviewedBy}'
            '${evaluation.reviewedAt != null ? ' am ${_d(evaluation.reviewedAt!)}' : ''}.\n'
            'Jurist-Review ist optional — es bestätigt die Auswertung, '
            'ist aber keine Voraussetzung.'
        : 'Noch von keinem Juristen bestätigt. Die Auswertung gilt '
            'trotzdem (Review ist optional).';
    return Tooltip(
      message: tip,
      child: Container(
        padding: EdgeInsets.symmetric(
          horizontal: compact ? 6 : ReclaimSpace.sm,
          vertical: compact ? 2 : 4,
        ),
        decoration: BoxDecoration(
          color: color.withValues(alpha: 0.18),
          border: Border.all(color: color.withValues(alpha: 0.55)),
          borderRadius: const BorderRadius.all(ReclaimRadius.sm),
        ),
        child: Row(
          mainAxisSize: MainAxisSize.min,
          children: [
            Icon(icon, size: compact ? 12 : 14, color: color),
            const SizedBox(width: 6),
            Text(
              label,
              style: (compact ? t.labelSmall : t.labelLarge)?.copyWith(
                color: color,
                fontWeight: FontWeight.w600,
              ),
            ),
          ],
        ),
      ),
    );
  }

  static String _d(DateTime d) =>
      '${d.day.toString().padLeft(2, '0')}.${d.month.toString().padLeft(2, '0')}.${d.year}';
}