using System.Reflection;
using XCEngine;
using XCEngine.Rendering;
using XCEngine.Rendering.Renderer;

namespace Gameplay
{
    public sealed class ScriptableRenderContextApiSurfaceProbe
        : MonoBehaviour
    {
        public bool HasPublicContextRecordScene;
        public bool HasPublicContextRecordOpaqueScenePhase;
        public bool HasPublicContextRecordBeforeOpaqueInjection;
        public bool HasPublicContextRecordShaderVectorFullscreenPass;
        public bool HasPublicRendererRecordOpaqueScenePhase;
        public bool HasPublicRendererRecordShaderVectorFullscreenPass;
        public bool HasPublicCameraRequestContextHasDirectionalShadow;
        public bool HasPublicCameraRequestContextClearDirectionalShadow;
        public bool HasPublicRendererCameraRequestContextHasDirectionalShadow;
        public bool HasPublicRendererCameraRequestContextClearDirectionalShadow;

        public void Start()
        {
            const BindingFlags PublicInstanceMethodFlags =
                BindingFlags.Instance | BindingFlags.Public;
            System.Type contextType =
                typeof(ScriptableRenderContext);
            System.Type rendererContextType =
                typeof(RendererRecordingContext);
            System.Type cameraRequestContextType =
                typeof(ScriptableRenderPipelineCameraRequestContext);
            System.Type rendererCameraRequestContextType =
                typeof(RendererCameraRequestContext);

            HasPublicContextRecordScene =
                contextType.GetMethod(
                    "RecordScene",
                    PublicInstanceMethodFlags) != null;
            HasPublicContextRecordOpaqueScenePhase =
                contextType.GetMethod(
                    "RecordOpaqueScenePhase",
                    PublicInstanceMethodFlags) != null;
            HasPublicContextRecordBeforeOpaqueInjection =
                contextType.GetMethod(
                    "RecordBeforeOpaqueInjection",
                    PublicInstanceMethodFlags) != null;
            HasPublicContextRecordShaderVectorFullscreenPass =
                contextType.GetMethod(
                    "RecordShaderVectorFullscreenPass",
                    PublicInstanceMethodFlags) != null;
            HasPublicRendererRecordOpaqueScenePhase =
                rendererContextType.GetMethod(
                    "RecordOpaqueScenePhase",
                    PublicInstanceMethodFlags) != null;
            HasPublicRendererRecordShaderVectorFullscreenPass =
                rendererContextType.GetMethod(
                    "RecordShaderVectorFullscreenPass",
                    PublicInstanceMethodFlags) != null;
            HasPublicCameraRequestContextHasDirectionalShadow =
                cameraRequestContextType.GetProperty(
                    "hasDirectionalShadow",
                    PublicInstanceMethodFlags) != null;
            HasPublicCameraRequestContextClearDirectionalShadow =
                cameraRequestContextType.GetMethod(
                    "ClearDirectionalShadow",
                    PublicInstanceMethodFlags) != null;
            HasPublicRendererCameraRequestContextHasDirectionalShadow =
                rendererCameraRequestContextType.GetProperty(
                    "hasDirectionalShadow",
                    PublicInstanceMethodFlags) != null;
            HasPublicRendererCameraRequestContextClearDirectionalShadow =
                rendererCameraRequestContextType.GetMethod(
                    "ClearDirectionalShadow",
                    PublicInstanceMethodFlags) != null;
        }
    }
}