accounting-system/backend/src/FiscalFlow.Core/Entities/AccountingConnection.cs

namespace FiscalFlow.Core.Entities;

public class AccountingConnection : BaseEntity
{
    public Guid UserId { get; private set; }
    public User User { get; private set; } = null!;
    
    public string Provider { get; private set; } = string.Empty;
    
    public string AccessTokenEncrypted { get; private set; } = string.Empty;
    public string RefreshTokenEncrypted { get; private set; } = string.Empty;
    public DateTime ExpiresAt { get; private set; }
    public string? Scope { get; private set; }
    
    public string? CompanyName { get; private set; }
    public string? CompanyOrgNumber { get; private set; }
    
    public string DefaultVoucherSeries { get; private set; } = "A";
    public int DefaultAccountCode { get; private set; } = 5460;
    public bool AutoAttachPdf { get; private set; } = true;
    public bool AutoCreateSupplier { get; private set; } = false;
    
    public bool IsActive { get; private set; } = true;
    public DateTime? LastSyncAt { get; private set; }

    private readonly List<Invoice> _invoices = [];
    public IReadOnlyCollection<Invoice> Invoices => _invoices.AsReadOnly();

    public static AccountingConnection Create(
        Guid userId,
        string provider,
        string accessTokenEncrypted,
        string refreshTokenEncrypted,
        DateTime expiresAt,
        string? scope = null,
        string? companyName = null,
        string? companyOrgNumber = null)
    {
        return new AccountingConnection
        {
            UserId = userId,
            Provider = provider,
            AccessTokenEncrypted = accessTokenEncrypted,
            RefreshTokenEncrypted = refreshTokenEncrypted,
            ExpiresAt = expiresAt,
            Scope = scope,
            CompanyName = companyName,
            CompanyOrgNumber = companyOrgNumber
        };
    }

    public void UpdateTokens(string accessTokenEncrypted, string refreshTokenEncrypted, DateTime expiresAt)
    {
        AccessTokenEncrypted = accessTokenEncrypted;
        RefreshTokenEncrypted = refreshTokenEncrypted;
        ExpiresAt = expiresAt;
    }

    public void UpdateSettings(
        string? defaultVoucherSeries = null,
        int? defaultAccountCode = null,
        bool? autoAttachPdf = null,
        bool? autoCreateSupplier = null)
    {
        if (defaultVoucherSeries != null) DefaultVoucherSeries = defaultVoucherSeries;
        if (defaultAccountCode.HasValue) DefaultAccountCode = defaultAccountCode.Value;
        if (autoAttachPdf.HasValue) AutoAttachPdf = autoAttachPdf.Value;
        if (autoCreateSupplier.HasValue) AutoCreateSupplier = autoCreateSupplier.Value;
    }

    public void RecordSync()
    {
        LastSyncAt = DateTime.UtcNow;
    }

    public void Deactivate()
    {
        IsActive = false;
    }
}