import 'package:get/get.dart';
import '../../../data/models/goods.dart';

String _localeTag() {
  final l = Get.locale;
  if (l == null) return 'zh-CN';
  final cc = l.countryCode;
  return cc != null && cc.isNotEmpty
      ? '${l.languageCode}-${cc.toUpperCase()}'
      : l.languageCode;
}

String localizedGoodsName(DBGoods item) {
  final info = item.localInfo(_localeTag());
  final ln = (info['name'] as String?)?.trim() ?? '';
  if (ln.isNotEmpty) return ln;
  final id = item.id.trim();
  switch (id) {
    case 'ai_001':
      return 'ai_001_name'.tr;
    case 'ai_002':
      return 'ai_002_name'.tr;
    case 'ai_003':
      return 'ai_003_name'.tr;
    case 'meet_001':
      return 'meet_001_name'.tr;
    case 'meet_002':
      return 'meet_002_name'.tr;
    case 'meet_003':
      return 'meet_003_name'.tr;
    case 'trade_001':
      return 'trans_001_name'.tr;
    case 'trade_002':
      return 'trans_002_name'.tr;
    case 'trade_003':
      return 'trans_003_name'.tr;
    default:
      final name = item.name.trim();
      return name.isNotEmpty ? name : 'unknown'.tr;
  }
}

String localizedGoodsDesc(DBGoods item) {
  final id = item.id.trim();

  switch (id) {
    case 'ai_001':
      return 'ai_001_desc'.tr;
    case 'ai_002':
      return 'ai_002_desc'.tr;
    case 'ai_003':
      return 'ai_003_desc'.tr;
    case 'meet_001':
      return 'meet_001_desc'.tr;
    case 'meet_002':
      return 'meet_002_desc'.tr;
    case 'meet_003':
      return 'meet_003_desc'.tr;
    case 'trade_001':
      return 'trans_001_desc'.tr;
    case 'trade_002':
      return 'trans_002_desc'.tr;
    case 'trade_003':
      return 'trans_003_desc'.tr;
    default:
      return '';
  }
}

String goodsDisplayPrice(DBGoods item) {
  final info = item.localInfo(_localeTag());
  final cur = (info['currency'] as String?)?.trim();
  final p = info['price'];
  final symbol = (cur != null && cur.isNotEmpty) ? cur : '¥';
  double v;
  if (p is num) {
    v = p.toDouble();
  } else {
    v = item.priceYuan;
  }
  return '$symbol${v.toStringAsFixed(2)}';
}