using CommunityToolkit.Mvvm.ComponentModel;

namespace HC_APTBS.Models
{
    /// <summary>
    /// A named EEPROM unlock password. Persisted in
    /// <c>%UserProfile%\.HC_APTBS\config\eeprom_passwords.xml</c> and managed by
    /// the Developer Tools page's password library.
    ///
    /// <para>Applying a password sends the KWP unlock packet
    /// <c>[0x18 0x00 Zone KeyHi KeyLo]</c> over the persistent K-Line session.
    /// Keys vary across pump variants, so users typically include the variant
    /// in <see cref="Name"/> to disambiguate.</para>
    /// </summary>
    public sealed partial class EepromPassword : ObservableObject
    {
        /// <summary>Display name shown in the password list (e.g. "Bosch v2 — Zone 0").</summary>
        [ObservableProperty] private string _name = string.Empty;

        /// <summary>EEPROM zone identifier (typically 0–3 plus 8 for the magic zone).</summary>
        [ObservableProperty] private byte _zone;

        /// <summary>16-bit unlock key. Big-endian on the wire (KeyHi then KeyLo).</summary>
        [ObservableProperty] private ushort _key;
    }
}