using UnityEditor;
using UnityEditor.UIElements;
using UnityEngine;
using UnityEngine.UIElements;

[CustomEditor(typeof(NanoBrain))]
public class NanoBrainComponent_Editor : Editor {
    protected static VisualElement mainContainer;
    protected static VisualElement inspectorContainer;

    protected NanoBrain component;
    private SerializedProperty brainProp;

    ClusterInspector.GraphView board;

    public void OnEnable() {
        component = target as NanoBrain;

        if (Application.isPlaying == false)
            brainProp = serializedObject.FindProperty(nameof(NanoBrain.defaultBrain));

    }

    public override VisualElement CreateInspectorGUI() {
        Cluster brain = component.brain;

        if (Application.isPlaying == false)
            serializedObject.Update();


        VisualElement root = new();
        //ClusterInspector.GraphView board = 
        ClusterInspector.CreateInspector(root, brain.prefab);
        // root.style.paddingLeft = 0;
        // root.style.paddingRight = 0;
        // root.style.paddingTop = 0;
        // root.style.paddingBottom = 0;

        // root.styleSheets.Add(Resources.Load<StyleSheet>("GraphStyles"));

        // if (Application.isPlaying == false) {
        //     PropertyField brainField = new(brainProp) {
        //         label = "Nano Brain"
        //     };
        //     root.Add(brainField);
        // }

        // mainContainer = new() {
        //     name = "main",
        //     style = {
        //         height = 450,
        //         }
        // };
        // board = new ClusterInspector.GraphView();
        // board.style.flexGrow = 1;
        // mainContainer.Add(board);

        // inspectorContainer = new VisualElement {
        //     name = "inspector"
        //     // style = {
        //     //     width = 400,
        //     //     }
        // };

        // mainContainer.Add(inspectorContainer);
        // root.Add(mainContainer);

        // // Run once for initial state (use resolved style width if available)
        // float initialWidth = root.layout.width > 0 ? root.layout.width : root.contentRect.width;
        // UpdateLayout(initialWidth);

        // // React to size changes of root (or parent if appropriate)
        // root.RegisterCallback<GeometryChangedEvent>(evt => {
        //     UpdateLayout(evt.newRect.width);
        // });

        // if (brain != null && board != null)
        //     board.SetGraph(component.gameObject, brain.prefab, brain.output, inspectorContainer);
        // else
        //     Debug.LogWarning(" No brain!");

        if (Application.isPlaying == false)
            serializedObject.ApplyModifiedProperties();
        return root;
    }

    // private void UpdateLayout(float containerWidth) {
    //     // if (containerWidth > 800f) {
    //     mainContainer.style.flexDirection = FlexDirection.Row;
    //     inspectorContainer.style.width = 300;        // fixed sidebar width
    //     inspectorContainer.style.flexGrow = 0;
    //     // }
    //     // else {
    //     //     mainContainer.style.flexDirection = FlexDirection.Column;
    //     //     inspectorContainer.style.width = Length.Percent(100); // full width below
    //     //     inspectorContainer.style.flexDirection = FlexDirection.Column;
    //     //     inspectorContainer.style.flexGrow = 1; // can set 0 or keep as needed
    //     // }
    // }

}