MenuParentIdConverter.cs 989 Bytes

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namespace Yi.Framework.Rbac.Domain.Shared;

/// <summary>
/// <c>Menu.ParentId</c> 在部分库中为 <c>varchar</c>（如根节点为 <c>0</c>），与 ORM 中 Guid 映射不一致时会导致 SqlSugar 绑定失败；统一用字符串落库并在需要时转为 <see cref="Guid"/>。
/// </summary>
public static class MenuParentIdConverter
{
    public static bool IsRoot(string? raw) =>
        string.IsNullOrWhiteSpace(raw) ||
        raw.Trim() == "0" ||
        string.Equals(raw.Trim(), Guid.Empty.ToString(), StringComparison.OrdinalIgnoreCase);

    public static Guid ToGuid(string? raw)
    {
        if (IsRoot(raw))
        {
            return Guid.Empty;
        }

        var t = raw!.Trim();
        return Guid.TryParse(t, out var g) ? g : Guid.Empty;
    }

    /// <summary>写入数据库：根节点与历史库对齐为 <c>0</c>，否则为标准 GUID 字符串。</summary>
    public static string FromGuid(Guid g) => g == Guid.Empty ? "0" : g.ToString("D");
}