using MediatR;
using mws.backend.dotnet.application.Common;
using mws.backend.dotnet.application.Permissions;

namespace mws.backend.dotnet.application.Audit;

public record GetLoginLogsQuery(Guid ActorUserId, LoginLogFilter Filter, int Page, int PageSize)
    : IRequest<PagedResult<LoginLogDto>>;

public class GetLoginLogsHandler(IUnitOfWork uow, IPermissionService permissions)
    : IRequestHandler<GetLoginLogsQuery, PagedResult<LoginLogDto>>
{
    public async Task<PagedResult<LoginLogDto>> Handle(GetLoginLogsQuery query, CancellationToken ct)
    {
        await permissions.EnsureAsync(query.ActorUserId, "loginlogs", PermissionAction.View, ct);

        var page = await uow.LoginLogs.SearchAsync(query.Filter, query.Page, query.PageSize, ct);
        return new PagedResult<LoginLogDto>
        {
            Items = page.Items.Select(x => new LoginLogDto
            {
                Id = x.Id,
                Username = x.Username,
                UserId = x.UserId,
                Success = x.Success,
                FailureReason = x.FailureReason,
                IpAddress = x.IpAddress,
                UserAgent = x.UserAgent,
                CreatedAt = x.CreatedAt,
            }).ToList(),
            TotalCount = page.TotalCount,
            Page = page.Page,
            PageSize = page.PageSize,
        };
    }
}