using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace DigitalData.MessagingService.Domain.Entities;

/// <summary>
/// DTO for a single email account configuration.
/// </summary>
[Table("EMAIL_ACCOUNT")]
public class EmailAccount
{
    /// <summary>
    /// Logical name to identify this account (e.g. "default", "support").
    /// </summary>
    [Key]
    [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
    [Column("ID", TypeName = "int")]
    public int Id { get; set; }

    [Required]
    [MaxLength(256)]
    [Column("USERNAME", TypeName = "nvarchar(256)")]
#if NET
    public required string Username { get; set; }
#else
    public string Username { get; set; } = null!;
#endif

    [Required]
    [MaxLength(512)]
    [Column("PASSWORD", TypeName = "nvarchar(512)")]
#if NET
    public required string Password { get; set; }
#else
    public string Password { get; set; } = null!;
#endif

    [Required]
    [MaxLength(256)]
    [Column("SMTP_SERVER", TypeName = "nvarchar(256)")]
#if NET
    public required string SmtpServer { get; set; }
#else
    public string SmtpServer { get; set; } = null!;
#endif

    [Column("SMTP_PORT", TypeName = "int")]
    public int SmtpPort { get; set; }

    [Column("SMTP_USE_SSL", TypeName = "bit")]
    public bool SmtpUseSsl { get; set; }

    [Column("USE_OAUTH2", TypeName = "bit")]
    public bool UseOAuth2 { get; set; }

    /// <summary>
    /// IMAP server hostname (e.g. "imap.example.com").
    /// Leave empty when this account is send-only.
    /// </summary>
    [MaxLength(256)]
    [Column("IMAP_SERVER", TypeName = "nvarchar(256)")]
    public string? ImapServer { get; set; }

    /// <summary>
    /// IMAP server port (993 for SSL, 143 for plain/STARTTLS).
    /// </summary>
    [Column("IMAP_PORT", TypeName = "int")]
    public int ImapPort { get; set; } = 993;

    /// <summary>
    /// Use SSL/TLS when connecting to the IMAP server.
    /// </summary>
    [Column("IMAP_USE_SSL", TypeName = "bit")]
    public bool ImapUseSsl { get; set; } = true;
}