using Microsoft.EntityFrameworkCore;
using Prefab.Domain.Common;

namespace Prefab.Data.Queries;

/// <summary>
/// Provides shared filters for working with generic attribute views.
/// </summary>
public static class GenericAttributeViewQueries
{
    /// <summary>
    /// Filters a module-specific view by entity identifier and key group.
    /// </summary>
    public static IQueryable<TView> ForEntity<TView>(this IQueryable<TView> query, IEntity<Guid> entity, string keyGroup)
        where TView : class
    {
        if (entity == null)
        {
            throw new ArgumentNullException(nameof(entity));
        }

        if (string.IsNullOrEmpty(keyGroup))
        {
            throw new ArgumentException("KeyGroup cannot be null or empty.", nameof(keyGroup));
        }

        return query.Where(x => EF.Property<Guid>(x, "EntityId") == entity.Id &&
                                 EF.Property<string>(x, "KeyGroup") == keyGroup);
    }
}