using System.Collections.Generic;
using System.IO;
using TMPro;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

// Tools -> Build World Map Scene
// 1. Создаёт сцену Assets/Scenes/WorldMap.unity: камера, EventSystem, UI карты, WorldMapController.
// 2. Ставит MVP1 и WorldMap в Build Settings (иначе SceneManager.LoadScene их не найдёт).
// 3. Проверяет, что на кнопке Nav_Battle в городе висит OpenBattleButton.
// Можно запускать повторно -- сцена карты пересоздаётся заново.
public static class WorldMapSceneBuilder
{
    const string WorldMapScenePath = "Assets/Scenes/WorldMap.unity";
    const string CityScenePath = "Assets/Scenes/MVP1.unity";

    [MenuItem("Tools/Build World Map Scene")]
    public static void Build()
    {
        if (!EditorSceneManager.SaveCurrentModifiedScenesIfUserWantsTo()) return;

        CreateWorldMapScene();
        UpdateBuildSettings();
        HookUpCityBattleButton();

        Debug.Log("[КАРТА] Сцена карты мира создана, кнопка БОЙ в городе подключена. Запускай MVP1 и жми БОЙ.");
    }

    // ---------------- СЦЕНА КАРТЫ ----------------

    static void CreateWorldMapScene()
    {
        var scene = EditorSceneManager.NewScene(NewSceneSetup.EmptyScene, NewSceneMode.Single);

        var camGO = new GameObject("Main Camera", typeof(Camera), typeof(MapCameraController));
        camGO.tag = "MainCamera";
        camGO.transform.position = new Vector3(0, 0, -10);
        Camera cam = camGO.GetComponent<Camera>();
        cam.orthographic = true;
        cam.orthographicSize = 8f;
        cam.clearFlags = CameraClearFlags.SolidColor;
        cam.backgroundColor = new Color(0.12f, 0.16f, 0.12f);

        new GameObject("EventSystem", typeof(EventSystem), typeof(StandaloneInputModule));

        var canvasGO = new GameObject("WorldMap_Canvas", typeof(Canvas), typeof(CanvasScaler), typeof(GraphicRaycaster));
        canvasGO.GetComponent<Canvas>().renderMode = RenderMode.ScreenSpaceOverlay;
        CanvasScaler scaler = canvasGO.GetComponent<CanvasScaler>();
        scaler.uiScaleMode = CanvasScaler.ScaleMode.ScaleWithScreenSize;
        scaler.referenceResolution = new Vector2(1920, 1080);
        scaler.matchWidthOrHeight = 0.5f;
        RectTransform canvasRect = canvasGO.GetComponent<RectTransform>();

        var controller = new GameObject("WorldMapController").AddComponent<WorldMapController>();
        controller.mapCamera = camGO.GetComponent<MapCameraController>();

        // ---- Верхняя панель: назад | войско | мой город ----
        RectTransform topBar = CreatePanel(canvasRect, "TopBar", new Color(0.08f, 0.08f, 0.1f, 0.85f));
        AnchorStretch(topBar, top: true, height: 110);

        controller.soldiersText = CreateText(topBar, "SoldiersText", "Войска дома: 30", 40);

        RectTransform back = CreateButton(topBar, "BackButton", "НАЗАД", new Color(0.3f, 0.3f, 0.33f), out _);
        AnchorSide(back, left: true, new Vector2(220, 80), 20);
        controller.backButton = back.GetComponent<Button>();

        RectTransform myCity = CreateButton(topBar, "MyCityButton", "МОЙ ГОРОД", new Color(0.25f, 0.45f, 0.8f), out _);
        AnchorSide(myCity, left: false, new Vector2(280, 80), 20);
        controller.myCityButton = myCity.GetComponent<Button>();

        // ---- Подсказка (над нижней панелью, правее чата) ----
        RectTransform hintBar = CreatePanel(canvasRect, "HintBar", new Color(0.08f, 0.08f, 0.1f, 0.75f));
        SetRect(hintBar, new Vector2(0, 0), new Vector2(1, 0), new Vector2(0.5f, 0), Vector2.zero, Vector2.zero);
        hintBar.offsetMin = new Vector2(ChatWidth + 24, 172);
        hintBar.offsetMax = new Vector2(-12, 222);
        controller.hintText = CreateText(hintBar, "Hint", "", 28);

        // ---- Чат слева внизу ----
        BuildChat(canvasRect);

        // ---- Нижняя панель: Карта мира | События | Круг | Поселение ----
        BuildNavBar(canvasRect, controller);

        // ---- Кнопка "Рейтинг" слева ----
        RectTransform ratingBtn = CreateButton(canvasRect, "RatingButton", "Рейтинг", new Color(0.12f, 0.2f, 0.4f, 0.95f), out _);
        SetRect(ratingBtn, new Vector2(0, 1), new Vector2(0, 1), new Vector2(0, 1), new Vector2(12, -122), new Vector2(210, 110));
        controller.ratingButton = ratingBtn.GetComponent<Button>();

        // ---- Панель рейтинга (выше всего, кроме окна атаки и уведомлений) ----
        controller.ratingPanel = BuildRatingPanel(canvasRect);

        // ---- Окно атаки ----
        RectTransform attack = CreateCenterPanel(canvasRect, "AttackPanel", new Vector2(900, 640));
        controller.attackPanel = attack.gameObject;

        RectTransform attackTitle = CreateTextRect(attack, "Title", "Замок", 56);
        AnchorTop(attackTitle, 110, 20);
        controller.attackTitleText = attackTitle.GetComponent<TMP_Text>();

        RectTransform attackInfo = CreateTextRect(attack, "Info", "", 32);
        AnchorTop(attackInfo, 170, 130);
        controller.attackInfoText = attackInfo.GetComponent<TMP_Text>();

        RectTransform sendCount = CreateTextRect(attack, "SoldiersToSend", "Отправить: 30 из 30", 36);
        AnchorTop(sendCount, 60, 310);
        controller.soldiersToSendText = sendCount.GetComponent<TMP_Text>();

        GameObject sliderGO = DefaultControls.CreateSlider(new DefaultControls.Resources());
        sliderGO.name = "SoldiersSlider";
        RectTransform sliderRect = sliderGO.GetComponent<RectTransform>();
        sliderRect.SetParent(attack, false);
        AnchorTop(sliderRect, 50, 390);
        sliderRect.offsetMin = new Vector2(80, sliderRect.offsetMin.y);
        sliderRect.offsetMax = new Vector2(-80, sliderRect.offsetMax.y);
        StyleSlider(sliderGO);
        controller.soldiersSlider = sliderGO.GetComponent<Slider>();

        RectTransform send = CreateButton(attack, "SendButton", "В ПОХОД", new Color(0.75f, 0.25f, 0.15f), out _);
        AnchorBottom(send, new Vector2(320, 100), new Vector2(170, 30));
        controller.sendButton = send.GetComponent<Button>();

        RectTransform cancel = CreateButton(attack, "CancelButton", "ОТМЕНА", new Color(0.3f, 0.3f, 0.33f), out _);
        AnchorBottom(cancel, new Vector2(320, 100), new Vector2(-170, 30));
        controller.cancelButton = cancel.GetComponent<Button>();

        attack.gameObject.SetActive(false);

        // ---- Уведомление ----
        RectTransform popup = CreateCenterPanel(canvasRect, "PopupPanel", new Vector2(860, 520));
        controller.popupPanel = popup.gameObject;

        RectTransform popupTitle = CreateTextRect(popup, "Title", "ПОБЕДА", 72);
        AnchorTop(popupTitle, 120, 20);
        controller.popupTitleText = popupTitle.GetComponent<TMP_Text>();

        RectTransform popupBody = CreateTextRect(popup, "Body", "", 32);
        popupBody.offsetMin = new Vector2(40, 140);
        popupBody.offsetMax = new Vector2(-40, -140);
        controller.popupBodyText = popupBody.GetComponent<TMP_Text>();

        RectTransform ok = CreateButton(popup, "OkButton", "OK", new Color(0.2f, 0.5f, 0.25f), out _);
        AnchorBottom(ok, new Vector2(300, 100), new Vector2(0, 30));
        controller.popupOkButton = ok.GetComponent<Button>();

        popup.gameObject.SetActive(false);

        EditorSceneManager.SaveScene(scene, WorldMapScenePath);
    }

    // ---------------- ЧАТ ----------------

    const float ChatWidth = 620f;

    static void BuildChat(RectTransform canvasRect)
    {
        RectTransform panel = CreatePanel(canvasRect, "ChatPanel", new Color(0.05f, 0.06f, 0.09f, 0.9f));
        SetRect(panel, Vector2.zero, Vector2.zero, Vector2.zero, new Vector2(12, 12), new Vector2(ChatWidth, 350));
        ChatPanel chat = panel.gameObject.AddComponent<ChatPanel>();

        RectTransform worldTab = CreateButton(panel, "WorldTab", "Общий мир", new Color(0.16f, 0.35f, 0.7f), out _);
        SetRect(worldTab, new Vector2(0, 1), new Vector2(0, 1), new Vector2(0, 1), new Vector2(10, -10), new Vector2(220, 54));
        chat.worldTabButton = worldTab.GetComponent<Button>();

        RectTransform circleTab = CreateButton(panel, "CircleTab", "Круг", new Color(0.12f, 0.13f, 0.17f), out _);
        SetRect(circleTab, new Vector2(0, 1), new Vector2(0, 1), new Vector2(0, 1), new Vector2(240, -10), new Vector2(220, 54));
        chat.circleTabButton = circleTab.GetComponent<Button>();

        RectTransform expand = CreateButton(panel, "ExpandButton", "Развернуть", new Color(0.12f, 0.13f, 0.17f), out TMP_Text expandText);
        SetRect(expand, new Vector2(1, 1), new Vector2(1, 1), new Vector2(1, 1), new Vector2(-10, -10), new Vector2(150, 54));
        expandText.fontSize = 24;
        chat.expandButton = expand.GetComponent<Button>();

        // Лента: текст прижат к низу, старые строки уходят вверх и обрезаются маской
        var messagesGO = new GameObject("Messages", typeof(RectTransform), typeof(RectMask2D));
        RectTransform messages = messagesGO.GetComponent<RectTransform>();
        messages.SetParent(panel, false);
        messages.anchorMin = Vector2.zero;
        messages.anchorMax = Vector2.one;
        messages.offsetMin = new Vector2(14, 86);
        messages.offsetMax = new Vector2(-14, -74);

        RectTransform messagesText = CreateTextRect(messages, "MessagesText", "", 24, TextAlignmentOptions.BottomLeft);
        TMP_Text tmp = messagesText.GetComponent<TMP_Text>();
        tmp.overflowMode = TextOverflowModes.Overflow;
        chat.messagesText = tmp;

        // Поле ввода
        GameObject inputGO = TMP_DefaultControls.CreateInputField(new TMP_DefaultControls.Resources());
        inputGO.name = "InputField";
        RectTransform inputRect = inputGO.GetComponent<RectTransform>();
        inputRect.SetParent(panel, false);
        SetRect(inputRect, Vector2.zero, new Vector2(1, 0), new Vector2(0.5f, 0), Vector2.zero, Vector2.zero);
        inputRect.offsetMin = new Vector2(12, 12);
        inputRect.offsetMax = new Vector2(-124, 74);
        inputGO.GetComponent<Image>().color = new Color(0.12f, 0.13f, 0.17f);

        TMP_InputField input = inputGO.GetComponent<TMP_InputField>();
        input.pointSize = 26;
        input.textComponent.color = Color.white;
        ((TMP_Text)input.placeholder).text = "Введите сообщение...";
        ((TMP_Text)input.placeholder).color = new Color(1f, 1f, 1f, 0.35f);
        chat.inputField = input;

        RectTransform send = CreateButton(panel, "SendButton", ">", new Color(0.2f, 0.45f, 0.85f), out _);
        SetRect(send, new Vector2(1, 0), new Vector2(1, 0), new Vector2(1, 0), new Vector2(-12, 12), new Vector2(100, 62));
        chat.sendButton = send.GetComponent<Button>();
    }

    // ---------------- НИЖНЯЯ ПАНЕЛЬ ----------------

    static void BuildNavBar(RectTransform canvasRect, WorldMapController controller)
    {
        RectTransform bar = CreatePanel(canvasRect, "BottomNavBar", new Color(0.06f, 0.07f, 0.1f, 0.92f));
        SetRect(bar, Vector2.zero, new Vector2(1, 0), new Vector2(0.5f, 0), Vector2.zero, Vector2.zero);
        bar.offsetMin = new Vector2(ChatWidth + 24, 12);
        bar.offsetMax = new Vector2(-12, 162);

        var layout = bar.gameObject.AddComponent<HorizontalLayoutGroup>();
        layout.padding = new RectOffset(10, 10, 10, 10);
        layout.spacing = 10;
        layout.childForceExpandWidth = true;
        layout.childForceExpandHeight = true;
        layout.childControlWidth = true;
        layout.childControlHeight = true;

        Color navColor = new Color(0.14f, 0.16f, 0.22f);
        controller.worldMapNavButton = CreateButton(bar, "Nav_WorldMap", "Карта мира", navColor, out _).GetComponent<Button>();
        controller.eventsNavButton = CreateButton(bar, "Nav_Events", "События", navColor, out _).GetComponent<Button>();
        controller.circleNavButton = CreateButton(bar, "Nav_Circle", "Круг", navColor, out _).GetComponent<Button>();
        controller.settlementNavButton = CreateButton(bar, "Nav_Settlement", "Поселение", new Color(0.18f, 0.25f, 0.45f), out _).GetComponent<Button>();
    }

    // ---------------- РЕЙТИНГ ----------------

    static readonly Color RatingBg = new Color(0.04f, 0.06f, 0.1f, 0.97f);
    static readonly Color RatingGold = new Color(0.95f, 0.8f, 0.5f);

    const float RatingTableLeft = 340f;
    const float RatingTableRight = 25f;

    static RatingPanel BuildRatingPanel(RectTransform canvasRect)
    {
        RectTransform panel = CreatePanel(canvasRect, "RatingPanel", RatingBg);
        SetRect(panel, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, new Vector2(1640, 920));
        RatingPanel rating = panel.gameObject.AddComponent<RatingPanel>();

        // Заголовок-баннер
        RectTransform banner = CreatePanel(panel, "TitleBanner", new Color(0.12f, 0.25f, 0.55f));
        SetRect(banner, new Vector2(0.5f, 1), new Vector2(0.5f, 1), new Vector2(0.5f, 1), new Vector2(0, -15), new Vector2(640, 90));
        CreateText(banner, "Title", "Рейтинг", 60).color = RatingGold;

        RectTransform close = CreateButton(panel, "CloseButton", "X", new Color(0.35f, 0.15f, 0.15f), out _);
        SetRect(close, new Vector2(1, 1), new Vector2(1, 1), new Vector2(1, 1), new Vector2(-15, -15), new Vector2(80, 80));
        rating.closeButton = close.GetComponent<Button>();

        // Разделы слева -- порядок совпадает с RatingCategory
        string[] categories = { "Игроки", "Круги", "Мощь", "PvP", "Развитие", "Сезон" };
        rating.categoryButtons = new Button[categories.Length];
        for (int i = 0; i < categories.Length; i++)
        {
            RectTransform tab = CreateButton(panel, "Category_" + i, categories[i], new Color(0.1f, 0.12f, 0.17f), out _);
            SetRect(tab, new Vector2(0, 1), new Vector2(0, 1), new Vector2(0, 1), new Vector2(25, -130 - i * 112), new Vector2(290, 100));
            rating.categoryButtons[i] = tab.GetComponent<Button>();
        }

        // Таблица
        var tableGO = new GameObject("Table", typeof(RectTransform));
        RectTransform table = tableGO.GetComponent<RectTransform>();
        table.SetParent(panel, false);
        table.anchorMin = Vector2.zero;
        table.anchorMax = Vector2.one;
        table.offsetMin = new Vector2(RatingTableLeft, 110);
        table.offsetMax = new Vector2(-RatingTableRight, -130);

        RectTransform header = CreatePanel(table, "Header", new Color(0.08f, 0.1f, 0.15f));
        SetRect(header, new Vector2(0, 1), new Vector2(1, 1), new Vector2(0.5f, 1), Vector2.zero, new Vector2(0, 50));
        Color headerColor = new Color(0.8f, 0.82f, 0.88f);
        PlaceInRow(CreateTextRect(header, "Place", "Место", 26), 0, 140, 50).GetComponent<TMP_Text>().color = headerColor;
        TMP_Text nameHeader = PlaceInRow(CreateTextRect(header, "Name", "Игрок", 26, TextAlignmentOptions.Left), 225, 330, 50).GetComponent<TMP_Text>();
        nameHeader.color = headerColor;
        rating.nameColumnHeader = nameHeader;
        TMP_Text circleHeader = PlaceInRow(CreateTextRect(header, "Circle", "Круг", 26, TextAlignmentOptions.Left), 625, 320, 50).GetComponent<TMP_Text>();
        circleHeader.color = headerColor;
        rating.circleColumnHeader = circleHeader;
        PlaceInRow(CreateTextRect(header, "Power", "Мощь", 26), 950, 220, 50).GetComponent<TMP_Text>().color = headerColor;

        rating.rows = new RatingRowView[RatingPanel.PageSize];
        for (int i = 0; i < rating.rows.Length; i++)
        {
            rating.rows[i] = BuildRatingRow(table, i);
        }

        rating.emptyText = CreateText(table, "EmptyText", "Раздел в разработке", 40);
        rating.emptyText.gameObject.SetActive(false);

        RectTransform status = CreateTextRect(panel, "StatusText", "", 26, TextAlignmentOptions.Left);
        SetRect(status, Vector2.zero, Vector2.zero, Vector2.zero, new Vector2(RatingTableLeft, 30), new Vector2(520, 60));
        rating.statusText = status.GetComponent<TMP_Text>();

        // Страницы: < 1 2 3 4 5 > -- по центру под таблицей (а не под всей панелью)
        float tableCenterX = (RatingTableLeft - RatingTableRight) / 2f;
        Color pageColor = new Color(0.1f, 0.12f, 0.17f);

        RectTransform prev = CreateButton(panel, "PrevPage", "<", pageColor, out _);
        SetRect(prev, new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(tableCenterX - 240, 25), new Vector2(64, 64));
        rating.prevPageButton = prev.GetComponent<Button>();

        rating.pageButtons = new Button[5];
        for (int i = 0; i < rating.pageButtons.Length; i++)
        {
            RectTransform page = CreateButton(panel, "Page_" + i, (i + 1).ToString(), pageColor, out _);
            SetRect(page, new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(tableCenterX - 150 + i * 75, 25), new Vector2(64, 64));
            rating.pageButtons[i] = page.GetComponent<Button>();
        }

        RectTransform next = CreateButton(panel, "NextPage", ">", pageColor, out _);
        SetRect(next, new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(0.5f, 0), new Vector2(tableCenterX + 240, 25), new Vector2(64, 64));
        rating.nextPageButton = next.GetComponent<Button>();

        panel.gameObject.SetActive(false);
        return rating;
    }

    static RatingRowView BuildRatingRow(RectTransform table, int index)
    {
        const float rowHeight = 54f;
        var view = new RatingRowView();

        RectTransform row = CreatePanel(table, "Row_" + (index + 1), new Color(0.07f, 0.09f, 0.13f));
        SetRect(row, new Vector2(0, 1), new Vector2(1, 1), new Vector2(0.5f, 1), new Vector2(0, -56 - index * 58), new Vector2(0, rowHeight));
        view.root = row.gameObject;
        view.background = row.GetComponent<Image>();

        RectTransform medal = CreatePanel(row, "Medal", Color.white);
        PlaceInRow(medal, 45, 50, 50);
        view.medal = medal.GetComponent<Image>();
        view.placeText = PlaceInRow(CreateTextRect(row, "Place", "1", 30), 0, 140, rowHeight).GetComponent<TMP_Text>();

        RectTransform avatar = CreatePanel(row, "Avatar", Color.gray);
        PlaceInRow(avatar, 150, 48, 48);
        view.avatar = avatar.GetComponent<Image>();
        view.avatarLetter = CreateText(avatar, "Letter", "В", 28);

        view.nameText = PlaceInRow(CreateTextRect(row, "Name", "Игрок", 30, TextAlignmentOptions.Left), 225, 330, rowHeight).GetComponent<TMP_Text>();

        RectTransform circleBanner = CreatePanel(row, "CircleBanner", Color.blue);
        PlaceInRow(circleBanner, 570, 36, 46);
        view.circleBanner = circleBanner.GetComponent<Image>();
        view.circleText = PlaceInRow(CreateTextRect(row, "Circle", "Круг", 28, TextAlignmentOptions.Left), 625, 320, rowHeight).GetComponent<TMP_Text>();

        TMP_Text power = PlaceInRow(CreateTextRect(row, "Power", "0", 28), 950, 220, rowHeight).GetComponent<TMP_Text>();
        power.color = RatingGold;
        view.powerText = power;

        RectTransform inspect = CreateButton(row, "InspectButton", "?", new Color(0.18f, 0.2f, 0.27f), out _);
        PlaceInRow(inspect, 1190, 56, 44);
        view.inspectButton = inspect.GetComponent<Button>();

        return view;
    }

    // Элемент строки: прижат к левому краю строки с отступом x, по вертикали по центру
    static RectTransform PlaceInRow(RectTransform rt, float x, float width, float height)
    {
        SetRect(rt, new Vector2(0, 0.5f), new Vector2(0, 0.5f), new Vector2(0, 0.5f), new Vector2(x, 0), new Vector2(width, height));
        return rt;
    }

    static void SetRect(RectTransform rt, Vector2 anchorMin, Vector2 anchorMax, Vector2 pivot, Vector2 position, Vector2 size)
    {
        rt.anchorMin = anchorMin;
        rt.anchorMax = anchorMax;
        rt.pivot = pivot;
        rt.sizeDelta = size;
        rt.anchoredPosition = position;
    }

    // ---------------- BUILD SETTINGS ----------------

    static void UpdateBuildSettings()
    {
        var scenes = new List<EditorBuildSettingsScene>
        {
            new EditorBuildSettingsScene(CityScenePath, true),
            new EditorBuildSettingsScene(WorldMapScenePath, true)
        };

        // Остальные уже добавленные сцены сохраняем (кроме удалённых файлов, например старой Battle)
        foreach (var existing in EditorBuildSettings.scenes)
        {
            if (existing.path == CityScenePath || existing.path == WorldMapScenePath) continue;
            if (!File.Exists(existing.path)) continue;
            scenes.Add(existing);
        }

        EditorBuildSettings.scenes = scenes.ToArray();
    }

    // ---------------- КНОПКА В ГОРОДЕ ----------------

    static void HookUpCityBattleButton()
    {
        var city = EditorSceneManager.OpenScene(CityScenePath, OpenSceneMode.Single);

        GameObject navBattle = GameObject.Find("Nav_Battle");
        if (navBattle == null)
        {
            Debug.LogWarning("[КАРТА] В сцене MVP1 не найден объект Nav_Battle -- повесь OpenBattleButton на кнопку БОЙ вручную.");
            return;
        }

        if (navBattle.GetComponent<OpenBattleButton>() == null)
        {
            Undo.AddComponent<OpenBattleButton>(navBattle); // RequireComponent сам добавит Button, если его нет
            EditorSceneManager.MarkSceneDirty(city);
            EditorSceneManager.SaveScene(city);
        }
    }

    // ---------------- HELPERS ----------------

    static RectTransform CreatePanel(RectTransform parent, string name, Color color)
    {
        var go = new GameObject(name, typeof(RectTransform), typeof(Image));
        go.transform.SetParent(parent, false);
        go.GetComponent<Image>().color = color;
        return go.GetComponent<RectTransform>();
    }

    static RectTransform CreateCenterPanel(RectTransform parent, string name, Vector2 size)
    {
        RectTransform rt = CreatePanel(parent, name, new Color(0.05f, 0.05f, 0.07f, 0.94f));
        rt.anchorMin = rt.anchorMax = new Vector2(0.5f, 0.5f);
        rt.sizeDelta = size;
        return rt;
    }

    static RectTransform CreateTextRect(RectTransform parent, string name, string content, int fontSize,
        TextAlignmentOptions alignment = TextAlignmentOptions.Center)
    {
        var go = new GameObject(name, typeof(RectTransform), typeof(TextMeshProUGUI));
        go.transform.SetParent(parent, false);
        var tmp = go.GetComponent<TextMeshProUGUI>();
        tmp.text = content;
        tmp.fontSize = fontSize;
        tmp.color = Color.white;
        tmp.alignment = alignment;
        tmp.raycastTarget = false;
        RectTransform rt = go.GetComponent<RectTransform>();
        rt.anchorMin = Vector2.zero;
        rt.anchorMax = Vector2.one;
        rt.offsetMin = Vector2.zero;
        rt.offsetMax = Vector2.zero;
        return rt;
    }

    static TMP_Text CreateText(RectTransform parent, string name, string content, int fontSize)
    {
        return CreateTextRect(parent, name, content, fontSize).GetComponent<TMP_Text>();
    }

    static RectTransform CreateButton(RectTransform parent, string name, string label, Color color, out TMP_Text labelText)
    {
        var go = new GameObject(name, typeof(RectTransform), typeof(Image), typeof(Button));
        go.transform.SetParent(parent, false);
        go.GetComponent<Image>().color = color;
        RectTransform rt = go.GetComponent<RectTransform>();
        labelText = CreateText(rt, "Label", label, 36);
        return rt;
    }

    static void StyleSlider(GameObject sliderGO)
    {
        Image[] images = sliderGO.GetComponentsInChildren<Image>();
        foreach (var img in images)
        {
            if (img.name == "Background") img.color = new Color(0.25f, 0.25f, 0.28f);
            else if (img.name == "Fill") img.color = new Color(0.3f, 0.55f, 1f);
            else if (img.name == "Handle") img.color = Color.white;
        }
        // Ручка крупнее -- удобнее тянуть пальцем
        Transform handle = sliderGO.transform.Find("Handle Slide Area/Handle");
        if (handle != null) ((RectTransform)handle).sizeDelta = new Vector2(50, 0);
    }

    static void AnchorStretch(RectTransform rt, bool top, float height)
    {
        float y = top ? 1 : 0;
        rt.anchorMin = new Vector2(0, y);
        rt.anchorMax = new Vector2(1, y);
        rt.pivot = new Vector2(0.5f, y);
        rt.sizeDelta = new Vector2(0, height);
        rt.anchoredPosition = Vector2.zero;
    }

    static void AnchorSide(RectTransform rt, bool left, Vector2 size, float offset)
    {
        float x = left ? 0 : 1;
        rt.anchorMin = new Vector2(x, 0.5f);
        rt.anchorMax = new Vector2(x, 0.5f);
        rt.pivot = new Vector2(x, 0.5f);
        rt.sizeDelta = size;
        rt.anchoredPosition = new Vector2(left ? offset : -offset, 0);
    }

    // Растянуть по ширине родителя, прижать к верху с отступом
    static void AnchorTop(RectTransform rt, float height, float topOffset)
    {
        rt.anchorMin = new Vector2(0, 1);
        rt.anchorMax = new Vector2(1, 1);
        rt.pivot = new Vector2(0.5f, 1);
        rt.sizeDelta = new Vector2(0, height);
        rt.anchoredPosition = new Vector2(0, -topOffset);
    }

    static void AnchorBottom(RectTransform rt, Vector2 size, Vector2 offset)
    {
        rt.anchorMin = rt.anchorMax = new Vector2(0.5f, 0);
        rt.pivot = new Vector2(0.5f, 0);
        rt.sizeDelta = size;
        rt.anchoredPosition = offset;
    }
}