using System.IO;
using Xunit;

namespace XWorld.PublishTool.Tests
{
    public class RpsClientUiTests
    {
        [Fact]
        public void RpsClient_UsesPackagedUgUiPrefab_InsteadOfImgui()
        {
            string source = File.ReadAllText(Path.Combine(
                RepoRoot(),
                "Client",
                "Assets",
                "MiniGames",
                "RockPaperScissors",
                "scripts~",
                "Client",
                "RpsGameClient.cs"));

            Assert.Contains("UI_RockPaperScissors.prefab", source);
            Assert.Contains("_ctx.Assets.Load", source);
            Assert.DoesNotContain("OnGUI", source);
            Assert.DoesNotContain("GUILayout.", source);
        }

        private static string RepoRoot()
        {
            var dir = new DirectoryInfo(Directory.GetCurrentDirectory());
            while (dir != null)
            {
                if (File.Exists(Path.Combine(dir.FullName, "Client", "Assets", "MiniGames", "RockPaperScissors", "publish.json")))
                    return dir.FullName;
                dir = dir.Parent;
            }

            throw new DirectoryNotFoundException("Could not locate repo root.");
        }
    }
}