namespace ROLAC.API.Services.Notifications;

/// <summary>Outcome of a webhook-driven binding attempt.</summary>
public sealed record LineBindingResult(bool Success, string Message, int? MemberId);

/// <summary>
/// Line-specific notification operations: outbound push to bound members/groups, plus the
/// webhook-driven binding-code generation/consumption and group registration.
/// </summary>
public interface ILineNotificationService
{
    Task<NotificationResult> SendLineAsync(string body, int[] memberIds, int[] groupIds,
                                           string sentByUserId, CancellationToken ct = default);

    Task<string> GenerateLineBindingCodeAsync(int memberId, CancellationToken ct = default);

    Task<LineBindingResult> TryBindMemberAsync(string externalId, string code, CancellationToken ct = default);
    Task RegisterGroupAsync(string externalId, CancellationToken ct = default);
    Task DeactivateGroupAsync(string externalId, CancellationToken ct = default);
}