using System.ComponentModel.DataAnnotations;

namespace LCU.API.Internal.Operations.IncentiveApi.Models.Dayforce;

public class EmployeeDetailsUpdate
{
    public string OldEmail { get; set; }
    public string OldEmployeeId { get; set; }
    public string OldFullName { get; set; }
    public string NewEmail { get; set; }
    public string NewEmployeeId { get; set; }
    public string NewFullName { get; set; }

    public bool NewDetailsMatchOld()
    {
        return OldEmail.Equals(NewEmail, StringComparison.InvariantCultureIgnoreCase)
               && OldEmployeeId.Equals(NewEmployeeId, StringComparison.InvariantCultureIgnoreCase)
               && OldFullName.Equals(NewFullName, StringComparison.InvariantCultureIgnoreCase);
    }

    public string InvalidUpdateData()
    {
        if (NewDetailsMatchOld())
        {
            return $"Invalid Update Data: Old Details Match Updated Details";
        }

        if (string.IsNullOrWhiteSpace(NewEmail))
        {
            return $"Invalid Update Data: NewEmail: {NewEmail}";
        }

        if (!new EmailAddressAttribute().IsValid(NewEmail))
        {
            return $"Invalid Update Data: NewEmail Is Not A Valid Email: {NewEmail}";
        }

        if (!NewEmail.Contains("@landmarkcu.com", StringComparison.InvariantCultureIgnoreCase))
        {
            return $"Invalid Update Data: NewEmail Is Not A Valid Internal Email: {NewEmail}";
        }

        if (string.IsNullOrWhiteSpace(NewEmployeeId))
        {
            return $"Invalid Update Data: NewEmployeeId: {NewEmployeeId}";
        }

        if (string.IsNullOrWhiteSpace(NewFullName))
        {
            return $"Invalid Update Data: NewFullName: {NewFullName}";
        }

        return "";
    }
}