using Oms.Application.Dtos.Orders;

namespace Oms.Application.Shared;

/// <summary>
/// 发布快照读取后规范化（旧字段迁移、去掉冗余）。
/// </summary>
public static class PublishSnapshotNormalizer
{
    public static void NormalizeRulesSnapshot(SalesProductRulesPublishSnapshotDto? snapshot)
    {
        if (snapshot is null)
        {
            return;
        }

        NormalizeKpiAreas(snapshot.BlacklistAreaInfos);
        NormalizeKpiAreas(snapshot.RemoteAreaInfos);
    }

    public static void NormalizePriceSnapshot(SalesProductPricePublishSnapshotDto? snapshot)
    {
        if (snapshot is null)
        {
            return;
        }

        NormalizeKpiAreas(snapshot.PriceAreaInfos);
    }

    public static void NormalizeKpiAreas(List<KpiAreaSnapshotRuleDto>? areas)
    {
        if (areas is null)
        {
            return;
        }

        foreach (var area in areas)
        {
            if (string.IsNullOrWhiteSpace(area.PostcodeRange)
                && (!string.IsNullOrWhiteSpace(area.LeftPostcode) || !string.IsNullOrWhiteSpace(area.RightPostcode)))
            {
                area.PostcodeRange = KpiAreaSnapshotMapper.BuildPostcodeRange(area.LeftPostcode, area.RightPostcode);
            }

            area.LeftPostcode = null;
            area.RightPostcode = null;
        }
    }
}