using FrameworkDAL.CustomCode.DirectAction;
using FrameworkDAL.DTO.EIPConversation;
using GB5Shared.DTO.Framework.Login;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;

namespace FrameworkBLL.DirectAction
{
    public class DirectActionTokenAdminBLL : IDirectActionTokenAdminBLL
    {
        private static readonly string[] ValidStatuses = ["UNUSED", "USED", "REVOKED", "EXPIRED"];

        private readonly IDirectActionTokenAdminDAL _dal;
        private readonly ILogger<DirectActionTokenAdminBLL> _logger;

        public DirectActionTokenAdminBLL(
            IDirectActionTokenAdminDAL dal,
            ILogger<DirectActionTokenAdminBLL> logger)
        {
            _dal    = dal    ?? throw new ArgumentNullException(nameof(dal));
            _logger = logger ?? throw new ArgumentNullException(nameof(logger));
        }

        public async Task<IEnumerable<EIPTokenListDTO>> GetTokenListAsync(
            string? actionCode,
            string? status,
            DateTime? fromDate,
            DateTime? toDate,
            LoginDTO login,
            CancellationToken ct = default)
        {
            try
            {
                var normStatus = status?.Trim().ToUpperInvariant();
                if (normStatus != null && !Array.Exists(ValidStatuses, s => s == normStatus))
                    throw new ArgumentException(
                        "Status must be one of: UNUSED, USED, REVOKED, EXPIRED (or omit to return all).");

                _logger.LogInformation(
                    "BLL | GetTokenList | Tenant={TenantId} | ActionCode={ActionCode} | Status={Status}",
                    login.ClientId, actionCode, normStatus);

                return await _dal.GetTokenListAsync(
                    actionCode?.Trim().ToUpperInvariant(),
                    normStatus,
                    fromDate,
                    toDate,
                    login,
                    ct).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex,
                    "BLL | GetTokenList | Error | Tenant={TenantId}", login.ClientId);
                throw;
            }
        }
    }
}