using NSubstitute;
using PnvPanel.Application.Admin.Billing;
using PnvPanel.Application.Billing;
using PnvPanel.Application.Common.Interfaces;
using PnvPanel.Application.Tests.TestSupport;
using PnvPanel.Domain.Billing;
using Xunit;

namespace PnvPanel.Application.Tests.Admin.Billing;

public class RejectPaymentRequestCommandHandlerTests
{
    private readonly ITelegramNotifier _telegramNotifier = Substitute.For<ITelegramNotifier>();

    [Fact]
    public async Task Handle_WhenAwaitingConfirmation_RejectsAndNotifiesUser()
    {
        using var dbContext = InMemoryDbContextFactory.Create();
        var adminId = Guid.NewGuid();
        var userId = Guid.NewGuid();
        var request = PaymentRequest.Create(userId, PaymentPeriod.Quarter, 1500);
        request.MarkPaymentSent();
        dbContext.PaymentRequests.Add(request);
        await dbContext.SaveChangesAsync(CancellationToken.None);

        var handler = new RejectPaymentRequestCommandHandler(
            dbContext,
            _telegramNotifier,
            FakeCurrentUser.Authenticated(adminId, "admin")
        );

        var result = await handler.Handle(
            new RejectPaymentRequestCommand(request.Id, "Платёж не найден"),
            CancellationToken.None
        );

        Assert.True(result.IsSuccess);
        Assert.Equal(PaymentRequestStatus.Rejected, request.Status);
        Assert.Equal("Платёж не найден", request.RejectionReason);
        await _telegramNotifier
            .Received(1)
            .NotifyUserAsync(
                userId,
                Arg.Is<string>(m => m.Contains("Платёж не найден")),
                Arg.Any<string?>(),
                Arg.Any<CancellationToken>()
            );
    }

    [Fact]
    public async Task Handle_WhenRequestNotFound_ReturnsRequestNotFound()
    {
        using var dbContext = InMemoryDbContextFactory.Create();

        var handler = new RejectPaymentRequestCommandHandler(
            dbContext,
            _telegramNotifier,
            FakeCurrentUser.Authenticated(Guid.NewGuid(), "admin")
        );

        var result = await handler.Handle(
            new RejectPaymentRequestCommand(Guid.NewGuid(), null),
            CancellationToken.None
        );

        Assert.False(result.IsSuccess);
        Assert.Equal(BillingErrors.RequestNotFound, result.Error);
    }
}