namespace Evergreen.Health.Application.Health.Integrations.Ib43;

public sealed class Ib43Options
{
    public bool Enabled { get; set; }
    public string Host { get; set; } = "192.168.2.2";
    public int Port { get; set; } = 1883;
    public bool UseTls { get; set; }
    public string Username { get; set; } = "evergreen-backend";
    public string Password { get; set; } = "";
    public string ClientId { get; set; } = "evergreen-health-backend";
    public int StaleAfterSeconds { get; set; } = 150;
    public List<Ib43Binding> Devices { get; set; } = [];

    public bool IsValid() => !Enabled ||
        (!string.IsNullOrWhiteSpace(Host) && Port is > 0 and <= 65535 &&
         !string.IsNullOrWhiteSpace(Username) && !string.IsNullOrWhiteSpace(Password) &&
         !string.IsNullOrWhiteSpace(ClientId) && StaleAfterSeconds > 0 &&
         Devices is { Count: > 0 } && Devices.All(d => d != null &&
             ValidSegment(d.ProductKey) && ValidSegment(d.SerialNumber) &&
             d.PersonLeftIndex is null or 0 or 1) &&
         Devices.Select(d => d.PostTopic).Distinct(StringComparer.Ordinal).Count() == Devices.Count);

    private static bool ValidSegment(string value) => !string.IsNullOrWhiteSpace(value) &&
        !value.Any(c => c is '/' or '+' or '#' || char.IsControl(c));
}

public sealed class Ib43Binding
{
    public string ProductKey { get; set; } = "";
    public string SerialNumber { get; set; } = "";
    public bool Simulation { get; set; } = true;
    // 实机验证前保持 null；不可从数组顺序猜左右。
    public int? PersonLeftIndex { get; set; }
    public string PostTopic => $"/sys/{ProductKey}/{SerialNumber}/thing/property/post";
}