using EntitlementDAL.DTOs;
using EntitlementDAL.Enums;

namespace EntitlementBLL.Interfaces;

/// <summary>
/// Every mutating method appends to LFEATUREFLAGAUDIT and evicts the "ent:flags" cache key
/// BEFORE returning — see EntitlementBLL.Implementations.FeatureFlagService for the exact order.
/// </summary>
public interface IFeatureFlagService
{
    Task ActivateKillSwitchAsync(int featureFlagId, string reason, int activatedByUserId, CancellationToken ct);
    Task LiftKillSwitchAsync(int featureFlagId, string reason, int userId, CancellationToken ct);
    Task UpdateRolloutAsync(int featureFlagId, RolloutTypeEnum rollout, int pct, CancellationToken ct);
    Task AddTargetAsync(int featureFlagId, FlagTargetDto dto, CancellationToken ct);
    Task RemoveTargetAsync(int flagTargetId, CancellationToken ct);
}