using System.Net;
using System.Text;
using Ludarium.Infrastructure;

namespace Ludarium.IntegrationTests;

public sealed class RawgGameDiscoveryServiceTests
{
    [Fact]
    public async Task MissingKeyReportsAnHonestDisabledCapabilityWithoutNetworkAccess()
    {
        using var client = new HttpClient(new StubHandler(_ => throw new InvalidOperationException("Network should not be used.")));
        var response = await new RawgGameDiscoveryService(client, null).SearchAsync("Metroid", CancellationToken.None);
        Assert.False(response.Configured);
        Assert.Empty(response.Results);
        Assert.Contains("RAWG_API_KEY", response.Message);
    }

    [Fact]
    public async Task ConfiguredSearchNormalizesKnownPlatformsAndRetainsProviderIdentity()
    {
        const string json = """{"results":[{"id":42,"name":"Synthetic Quest","released":"2027-01-02","background_image":"https://images.example/42.jpg","slug":"synthetic-quest","platforms":[{"platform":{"slug":"playstation5"}}]}]}""";
        using var client = new HttpClient(new StubHandler(_ => new HttpResponseMessage(HttpStatusCode.OK)
        {
            Content = new StringContent(json, Encoding.UTF8, "application/json")
        }));
        var response = await new RawgGameDiscoveryService(client, "synthetic-key").SearchAsync("Synthetic", CancellationToken.None);
        var item = Assert.Single(response.Results);
        Assert.True(response.Configured);
        Assert.Equal("RAWG", item.Provider);
        Assert.Equal("42", item.ExternalId);
        Assert.Equal("ps5", item.Platform);
    }

    private sealed class StubHandler(Func<HttpRequestMessage, HttpResponseMessage> response) : HttpMessageHandler
    {
        protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) =>
            Task.FromResult(response(request));
    }
}