using MediatR;
using Monitoring.Application.Reports.DTOs;
using Monitoring.Application.Reports.Queries;

namespace BuildFlow.Host.Endpoints.Monitoring;

/// <summary>按天趋势。GET /monitoring/systems/{systemId}/trend。需 monitoring.view 权限。</summary>
public class GetTrendEndpoint(IMediator mediator)
    : Endpoint<GetTrendRequest, IReadOnlyList<DailyTrendDto>>
{
    public override void Configure()
    {
        Get("/monitoring/systems/{systemId}/trend");
        Permissions("monitoring.view");
        AllowAnonymous();
    }

    public override async Task HandleAsync(GetTrendRequest req, CancellationToken ct)
    {
        var result = await mediator.Send(new GetDailyTrendQuery(req.SystemId, req.Days), ct);
        await Send.OkAsync(result, ct);
    }
}