namespace CMSDAL.DTO.Navigation;

// LinkType values — 0=InternalPage, 1=ExternalURL, 2=Anchor, 3=Group (no link, header for a
// submenu). Kept as a plain byte (not a C# enum) to match the DB TINYINT column and every
// other CMS status-style field in this module (ContentStatus, SharingMode, etc.).
public static class NavigationLinkType
{
    public const byte InternalPage = 0;
    public const byte ExternalUrl = 1;
    public const byte Anchor = 2;
    public const byte Group = 3;
}

public class NavigationItemDTO
{
    public int NavigationItemId { get; set; }
    public int NavigationId { get; set; }
    public int? ParentNavigationItemId { get; set; }
    public string Label { get; set; } = string.Empty;
    public byte LinkType { get; set; }
    public int? SitePageId { get; set; }
    public string? ExternalUrl { get; set; }
    public short PositionNo { get; set; }
    public bool IsNewTab { get; set; }
    public byte Status { get; set; }
    public int TenantId { get; set; }

    public int CreatedById { get; set; }
    public System.DateTime CreatedOn { get; set; }
    public int ModifiedById { get; set; }
    public System.DateTime ModifiedOn { get; set; }
}

// Flat row GetNavigationTree resolves from the DB, with the referenced SitePage's UrlPath
// already joined in (so ResolvedUrl is populated regardless of LinkType, no second lookup
// needed by callers).
public class NavigationItemFlatDTO
{
    public int NavigationItemId { get; set; }
    public int? ParentNavigationItemId { get; set; }
    public string Label { get; set; } = string.Empty;
    public byte LinkType { get; set; }
    public int? SitePageId { get; set; }
    public string? SitePageUrlPath { get; set; }
    public string? ExternalUrl { get; set; }
    public short PositionNo { get; set; }
    public bool IsNewTab { get; set; }
}

// The resolved tree GetNavigationTree returns — built in-memory from NavigationItemFlatDTO
// rows rather than a recursive CTE (nav trees are shallow; keeps the query simple).
public class NavigationItemNodeDTO
{
    public int NavigationItemId { get; set; }
    public string Label { get; set; } = string.Empty;
    public byte LinkType { get; set; }
    public string? ResolvedUrl { get; set; }
    public bool IsNewTab { get; set; }
    public System.Collections.Generic.List<NavigationItemNodeDTO> Children { get; set; } = new();
}