using System.Collections.Generic;
using System.IO;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;
using UnityEngine.SceneManagement;
using Vanguard.App;

namespace Vanguard.Editor
{
    /// <summary>
    /// Создаёт сцены-экраны и прописывает их в Build Settings.
    /// Запуск: меню Vanguard → Rebuild Client Scenes или
    /// Unity -batchmode -quit -executeMethod Vanguard.Editor.SceneBuilder.BuildAll.
    /// </summary>
    public static class SceneBuilder
    {
        private const string SceneDir = "Assets/Vanguard/Scenes";
        private const string BootPath = "Assets/Scenes/Boot.unity";

        [MenuItem("Vanguard/Rebuild Client Scenes")]
        public static void BuildAll()
        {
            if (!Directory.Exists(SceneDir))
            {
                Directory.CreateDirectory(SceneDir);
                AssetDatabase.Refresh();
            }

            Create<LoginSceneController>("Login");
            Create<LobbySceneController>("Lobby");
            Create<CollectionSceneController>("Collection");
            Create<DeckBuilderSceneController>("DeckBuilder");
            Create<BattleSceneController>("Battle");

            var scenes = new List<EditorBuildSettingsScene>();
            Add(scenes, BootPath);
            Add(scenes, SceneDir + "/Login.unity");
            Add(scenes, SceneDir + "/Lobby.unity");
            Add(scenes, SceneDir + "/Collection.unity");
            Add(scenes, SceneDir + "/DeckBuilder.unity");
            Add(scenes, SceneDir + "/Battle.unity");

            EditorBuildSettings.scenes = scenes.ToArray();
            AssetDatabase.SaveAssets();
            AssetDatabase.Refresh();

            Debug.Log("Vanguard scenes rebuilt: " + scenes.Count);
        }

        private static void Create<T>(string sceneName) where T : MonoBehaviour
        {
            var scene = EditorSceneManager.NewScene(NewSceneSetup.EmptyScene, NewSceneMode.Single);

            var root = new GameObject(sceneName + " Scene");
            root.AddComponent<T>();

            var cameraGo = new GameObject("Main Camera");
            cameraGo.tag = "MainCamera";
            var camera = cameraGo.AddComponent<Camera>();
            camera.clearFlags = CameraClearFlags.SolidColor;
            camera.backgroundColor = new Color(0.02f, 0.03f, 0.055f);
            camera.transform.position = new Vector3(0f, 3.2f, -10f);
            camera.transform.rotation = Quaternion.Euler(12f, 0f, 0f);

            var lightGo = new GameObject("Directional Light");
            var light = lightGo.AddComponent<Light>();
            light.type = LightType.Directional;
            light.color = new Color(0.82f, 0.88f, 1f);
            light.intensity = 0.9f;
            light.shadows = LightShadows.Soft;
            light.transform.rotation = Quaternion.Euler(48f, -32f, 0f);

            EditorSceneManager.SaveScene(scene, SceneDir + "/" + sceneName + ".unity");
        }

        private static void Add(ICollection<EditorBuildSettingsScene> scenes, string path)
        {
            if (File.Exists(path))
                scenes.Add(new EditorBuildSettingsScene(path, true));
        }
    }
}