namespace AnalyticsDAL.DTO.Wizard
{
    /// <summary>One join the user accepted (verbatim or edited) out of the client-computed
    /// suggestions (see JoinSuggestionService — the wizard FE runs the same table-name-based
    /// matching logic against DiscoverSchema's raw ForeignKeys before any DBOBJECT exists) — this,
    /// not the suggestion itself, is what QuickBuildAsync persists as a DBJOIN row.
    ///
    /// References tables by name, not DBObjectId: for a brand-new (not-yet-registered) table, no
    /// DBObjectId exists until QuickBuildAsync itself creates one earlier in the same call, so the
    /// caller cannot know it in advance. FromTableName/ToTableName must each match the TableName of
    /// an entry in AnalyticsWizardBuildRequestDTO.SelectedTables — QuickBuildAsync resolves the real
    /// DBObjectId internally once every selected table has been registered.</summary>
    public class WizardJoinSelectionDTO
    {
        public string FromTableName { get; set; } = string.Empty;
        public string ToTableName { get; set; } = string.Empty;
        public string Expression { get; set; } = string.Empty;
    }
}