using Microsoft.AspNetCore.SignalR;
using Microsoft.Extensions.Options;

namespace RpgRoller.Tests;

public sealed class FrontendHostTests : ApiTestBase
{
    public FrontendHostTests(WebApplicationFactory<Program> factory) : base(factory)
    {
    }

    [Fact]
    public async Task RootPath_ServesBlazorFrontendShell()
    {
        using var factory = CreateFactory(1);
        using var client = factory.CreateClient(new() { AllowAutoRedirect = false });
        var response = await client.GetAsync("/");

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        var html = await response.Content.ReadAsStringAsync();
        Assert.Contains("_framework/blazor.web.js", html);
        Assert.Contains("Connecting...", html);
    }

    [Fact]
    public void BlazorHub_AllowsLargerInteropPayloads()
    {
        using var factory = CreateFactory();
        var componentHubType = Type.GetType("Microsoft.AspNetCore.Components.Server.ComponentHub, Microsoft.AspNetCore.Components.Server");
        Assert.NotNull(componentHubType);

        var hubOptionsType = typeof(HubOptions<>).MakeGenericType(componentHubType);
        var optionsType = typeof(IOptions<>).MakeGenericType(hubOptionsType);
        var options = factory.Services.GetService(optionsType);
        Assert.NotNull(options);

        var value = optionsType.GetProperty("Value")!.GetValue(options);
        Assert.NotNull(value);

        var maximumReceiveMessageSize = (long?)hubOptionsType.GetProperty("MaximumReceiveMessageSize")!.GetValue(value);

        Assert.Equal(256 * 1024, maximumReceiveMessageSize);
    }
}