using LCU.Library.Internal.DocumentIngestorModels.Enums;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;

namespace LCU.Library.Internal.DocumentIngestorModels.Entities;
public class OwnerOverrideInfo : IValidatableObject
{
    public OwnerOverrideInfo()
    {
    }

    public OwnerOverrideInfo(string userName, string entityId, EntityTypes entityType, int documentProcessingInfoId)
    {
        UserName = userName;
        EntityId = entityId;
        EntityType = entityType;
        DocumentProcessingInfoId = documentProcessingInfoId;
    }

    public int OwnerOverrideInfoId { get; set; }
    public string UserName { get; set; }
    public string EntityId { get; set; }
    public EntityTypes EntityType { get; set; }
    public int DocumentProcessingInfoId { get; set; }

    public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
    {
        if (EntityType == EntityTypes.Unknown && !string.IsNullOrWhiteSpace(EntityId))
        { 
            yield return new ValidationResult("Cannot assign EntityType of 'Unknown' and assign EntityId.");
        }

        if (EntityType != EntityTypes.Unknown && string.IsNullOrWhiteSpace(EntityId))
        { 
            yield return new ValidationResult("There must be an EntityId if EntityType is not 'Unknown'.");
        }

        if (string.IsNullOrWhiteSpace(UserName))
        { 
            yield return new ValidationResult("UserName cannot be null.");
        }

        if (DocumentProcessingInfoId <= 0)
        {
            yield return new ValidationResult("DocumentProcessingInfoId must be greater than 0.");
        }
    }
}