// AtlasEditorWindow.cs

using UnityEditor;
using UnityEngine;

public class AtlasEditorWindow : EditorWindow
{
    private AtlasConfiguration config;
    private Vector2 scrollPos;

    [MenuItem("Tools/Atlas Manager")]
    public static void ShowWindow()
    {
        GetWindow<AtlasEditorWindow>("Atlas Manager");
    }

    private void OnEnable()
    {
        LoadOrCreateConfig();
    }

    private void LoadOrCreateConfig()
    {
        config = AtlasConfiguration.instance;
    }

    private void OnGUI()
    {
        scrollPos = EditorGUILayout.BeginScrollView(scrollPos);

        EditorGUILayout.Space();
        EditorGUILayout.LabelField("Atlas Configuration", EditorStyles.boldLabel);

        if (config == null) return;

        DrawConfigurationGUI();
        EditorGUILayout.EndScrollView();
    }

    private void DrawConfigurationGUI()
    {
        EditorGUI.BeginChangeCheck();

        EditorGUILayout.Space();
        EditorGUILayout.LabelField("Paths", EditorStyles.boldLabel);
        config.atlasOutputPath = EditorGUILayout.TextField("Atlas Output", config.atlasOutputPath);
        config.rawUIPath = EditorGUILayout.TextField("Raw UI Path", config.rawUIPath);
        config.uiAtlasPath = EditorGUILayout.TextField("UI Atlas Path", config.uiAtlasPath);

        EditorGUILayout.Space();
        EditorGUILayout.LabelField("Texture Settings", EditorStyles.boldLabel);
        config.androidFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("Android Format", config.androidFormat);
        config.iosFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("iOS Format", config.iosFormat);
        config.webglFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("WebGL Format", config.webglFormat);
        config.compressionQuality = EditorGUILayout.IntSlider("Compression Quality",
            config.compressionQuality, 0, 100);

        EditorGUILayout.Space();
        EditorGUILayout.LabelField("Packing Settings", EditorStyles.boldLabel);
        config.padding = EditorGUILayout.IntField("Padding", config.padding);
        config.enableRotation = EditorGUILayout.Toggle("Enable Rotation", config.enableRotation);
        config.blockOffset = EditorGUILayout.IntField("Block Offset", config.blockOffset);

        if (EditorGUI.EndChangeCheck())
        {
            EditorUtility.SetDirty(config);
        }

        EditorGUILayout.Space();
        if (GUILayout.Button("Force Rebuild All Atlases", GUILayout.Height(30)))
        {
            AtlasProcessor.ForceRebuildAtlases(config);
        }
    }
}