import 'package:flutter/material.dart';
import 'package:pad_scanner/services/code_parser.dart';

const batchPaichaMismatchMessage = '批量凑箱仅支持同排产号产品，请移除不属于同一批次的总排号';

bool isTransitTarget(CodeType? locationType, String? locationCode) {
  return locationType == CodeType.locationTransit ||
      (locationCode?.startsWith('TRANS-') ?? false);
}

bool isTempStorageTarget(CodeType? locationType, String? locationCode) {
  return locationType == CodeType.locationTempStorage ||
      (locationCode?.startsWith('B') ?? false);
}

String registrationSubmitLabel({
  required bool isTransitTarget,
  required bool isMultiCode,
  required int zongpaiCount,
}) {
  if (!isTransitTarget) {
    return isMultiCode && zongpaiCount > 1
        ? '批量上架（$zongpaiCount 条）'
        : '确 认 上 架';
  }
  return isMultiCode && zongpaiCount > 1 ? '批量转运并凑箱（$zongpaiCount 条）' : '转运并装箱';
}

Color registrationSubmitColor({
  required bool canSubmit,
  required bool isTransitTarget,
  required Color primaryColor,
}) {
  if (!canSubmit) return Colors.grey.shade300;
  return isTransitTarget ? Colors.orange : primaryColor;
}

bool allSamePaicha(Iterable<String?> paichaNos) {
  String? first;
  for (final paichaNo in paichaNos) {
    if (paichaNo == null || paichaNo.isEmpty) return false;
    first ??= paichaNo;
    if (paichaNo != first) return false;
  }
  return first != null;
}