sea-battle/Assets/Scripts/UI/UIManager.cs

using TMPro;
using UnityEngine;
using UnityEngine.UI;
using static GameManager;

public class UIManager : MonoBehaviour
{

    [SerializeField] private int playerId;
    public TurnTimerUI turnTimerUI;

    public GameObject mainMenuPanel;
//    public GameObject botSelectPanel;
    public GameObject placementPanel;
    public GameObject gameplayPanel;
    public GameObject gameOverPanel;
    public GameObject setingPanel;
    public GameObject QRCode_Panel;
    public GameObject Input_Panel;
    public GameObject CharacterSettingPanel;


    public Button playButton; // â áîé

    [Header("Game Over UI")]
    public Button replayButton;      // Ïåðåèãðàòü
    public Button continueButton;    // Ïðîäîëæèòü (äîñòóïåí òîëüêî åñëè ïîáåäèë)
    public TMPro.TextMeshProUGUI resultText; // Òåêñò "Ïîáåäà" èëè "Ïîðàæåíèå"

    [Header("Coin UI")]
    public Coin coin; // ññûëêà íà îáúåêò Coin
    private int lastCoins = 0;

    [Header("Main Menu Buttons")]
    public Button playVsBotButton;
    public Button playVsPlayerButton;

    private GameOver gameOverStatusImag;

    public GameObject uiParticle;
    
    [SerializeField] private GameManager gameManager;


    [SerializeField] private GameObject invitePanel;
    [SerializeField] private TMP_Text inviteText;

    public void ShowInvite(int fromPlayerId)
    {
        inviteText.text = $"Cûãðàåì?";
        ShowPanel(GameState.Invite); // ïåðåêëþ÷àåìñÿ íà ñîñòîÿíèå Invite
    }

    public void HideInvite()
    {
        ShowPanel(GameState.MainMenu); // âîçâðàùàåìñÿ â ãëàâíîå ìåíþ èëè ïðåäûäóùåå ñîñòîÿíèå
    }


    private void OnEnable()
    {
        ComWrapper.OnInitialize += Subscribe;
        GameManager.OnInviteSent += HandleInvite;
    }

    private void OnDisable()
    {
        ComWrapper.onCoinAdded.RemoveListener(HandleCoinsChanged);
        ComWrapper.onCoinRemoved.RemoveListener(HandleCoinsChanged);
        GameManager.OnInviteSent -= HandleInvite;
        ComWrapper.OnInitialize -= Subscribe;
    }

    private void Subscribe()
    {
        ComWrapper.onCoinAdded.AddListener(HandleCoinsChanged);
        ComWrapper.onCoinRemoved.AddListener(HandleCoinsChanged);

    }

    private void HandleInvite(int fromPlayerId, int toPlayerId)
    {
        if (toPlayerId != playerId) return;

        // Ïðèãëàøåíèÿ ïîêàçûâàåì òîëüêî åñëè èãðîê ñåé÷àñ â ãëàâíîì ìåíþ
        if (!mainMenuPanel.activeSelf) return;

        ShowInvite(fromPlayerId);
    }

    private void Start()
    {
        
        int current = ComWrapper.GetPlayerCredits();
        lastCoins = current;

        if (coin != null)
        {
            coin.ChangeCoinText($"{current}");
            if (current == 0)
                coin.FreezeCoin();
            else
                coin.UnfreezeCoin();
        }

        gameOverStatusImag = gameOverPanel.GetComponentInChildren<GameOver>();
    }

    public void ShowPanel(GameState state)
    {
        // ãàñèì âñå ïàíåëè
        mainMenuPanel.SetActive(false);
        placementPanel.SetActive(false);
        gameplayPanel.SetActive(false);
        gameOverPanel.SetActive(false);
        setingPanel.SetActive(false);
        invitePanel.SetActive(false);
        QRCode_Panel.SetActive(false);
        Input_Panel.SetActive(false);
        CharacterSettingPanel.SetActive(false);

        // âêëþ÷àåì íóæíóþ ïàíåëü
        GameObject activePanel = state switch
        {
            GameState.MainMenu => mainMenuPanel,
            GameState.ShipPlacement => placementPanel,
            GameState.Playing => gameplayPanel,
            GameState.GameOver => gameOverPanel,
            GameState.Setting => setingPanel,
            GameState.Invite => invitePanel, 
            GameState.Prize => QRCode_Panel,
            GameState.Input => Input_Panel,
            GameState.CharacterSetting => CharacterSettingPanel,
            _ => null
        };

        if (activePanel != null)
        {
            activePanel.SetActive(true);
            ClearHighlights(activePanel);
        }

        if (state == GameState.MainMenu)
            UpdateMainMenuButtons();
    }


    private void ClearHighlights(GameObject panel)
    {
        var highlights = panel.GetComponentsInChildren<UIButtonHighlight>(true);
        foreach (var h in highlights)
            h.SetHighlighted(false);
    }

    public void ShowTimer(bool show)
    {
        if (show)
            turnTimerUI.StartTimer();
        else
            turnTimerUI.StopTimer();
    }

    public void ShowGameOverMenu(bool isWin, bool isBotGame)
    {
        ShowPanel(GameState.GameOver);
        
        if(uiParticle != null)
        {
            uiParticle.SetActive(isWin);
        }

        if (resultText != null)
        {
            resultText.text = isWin ? "Õîðîø!" : "Óâû...";
            resultText.color = isWin ? new Color(1f, 0.84f, 0f) : Color.white;
            gameOverStatusImag.GameOverSwitch(isWin);
            // Çîëîòîé èëè êðàñíûé
        }


        int credits = ComWrapper.GetPlayerCredits(playerId);

        // Ñíà÷àëà âñ¸ âûêëþ÷èì
        if (continueButton != null) continueButton.gameObject.SetActive(false);
        if (replayButton != null) replayButton.gameObject.SetActive(false);

        if (isBotGame)
        {
            if (isWin)
            {
                // Ïîáåäà ïðîòèâ áîòà êíîïêà "Ïðîäîëæèòü"
                if (continueButton != null)
                {
                    continueButton.gameObject.SetActive(true);
                    continueButton.interactable = true;
                }
            }
            else
            {
                // Ïîðàæåíèå ïðîòèâ áîòà êíîïêà "Ïåðåèãðàòü"
                if (replayButton != null)
                {
                    replayButton.gameObject.SetActive(true);
                    replayButton.interactable = credits >= 1;
                    replayButton.GetComponentInChildren<TMP_Text>().text = "Ïåðåèãðàòü";
                }
            }
        }
        else
        {
            // Èãðà ïðîòèâ èãðîêà òîëüêî êíîïêà "Åù¸ ðàç!"
            if (replayButton != null)
            {
                int oponentId = playerId == 1 ? 2 : 1;
                int oponentCredits = ComWrapper.GetPlayerCredits(oponentId);
                
                replayButton.gameObject.SetActive(true);
                replayButton.interactable = credits >= 2 || (credits >= 1 && oponentCredits >= 1);
                replayButton.GetComponentInChildren<TMP_Text>().text = "Åù¸ ðàç!";
            }
        }
    }



    public void SetupPlayButtons(bool toggle) // ìåòîä êîòîðûé âêëþ÷àåò êíîïêó â áîé 
    {
        if (playButton != null)
        {
            playButton.interactable = toggle;
        }
    }



    private void HandleCoinsChanged(int playerID, int newAmount )
    {
        
        if (coin != null && playerID == playerId)
        {
            // îáíîâëÿåì òåêñò
            coin.ChangeCoinText($"{newAmount}");

            // ïîäñâåòêà
            if (newAmount == 0)
                coin.FreezeCoin();
            else
                coin.UnfreezeCoin();

            // åñëè êîëè÷åñòâî óâåëè÷èëîñü, çàïóñêàåì àíèìàöèþ ïîïîëíåíèÿ
            if (newAmount > lastCoins)
                coin.PlayAddCoinsAnimation();
            lastCoins = newAmount;
        }



        UpdateMainMenuButtons();
        UpdateGameOverButtons();
    }



    private void UpdateMainMenuButtons()
    {
        int myCoins = ComWrapper.GetPlayerCredits(playerId);
        int enemyId = playerId == 1 ? 2 : 1;
        int enemyCoins = ComWrapper.GetPlayerCredits(enemyId);

        // Êíîïêà "Èãðàòü ñ ÈÈ" äîñòóïíà ïðè íàëè÷èè õîòÿ áû 1 ìîíåòû
        if (playVsBotButton != null)
            playVsBotButton.interactable = myCoins >= 1 || SettingsManager.instance.GetSettingValue("Áåñïëàòíàÿ èãðà") == "Âêë";

        // Äëÿ PvP íóæíî, ÷òîáû ó îáîèõ èãðîêîâ áûëî ïî êðàéíåé ìåðå 1 ìîíåòå
        
        bool bothHaveEnough = myCoins >= 2 || (myCoins >= 1 && enemyCoins >= 1 ) || SettingsManager.instance.GetSettingValue("Áåñïëàòíàÿ èãðà") == "Âêë";

        if (playVsPlayerButton != null)
            playVsPlayerButton.interactable = bothHaveEnough;
    }
    private void UpdateGameOverButtons() //TODO: Ïåðåäåëàòü ïîä îáà ðåæèìà èãðû
    {
        int credits = ComWrapper.GetPlayerCredits(playerId);
        int oponentId = playerId == 1 ? 2 : 1;
        int oponentCredits = ComWrapper.GetPlayerCredits(oponentId);

        if (continueButton != null && continueButton.gameObject.activeSelf)
            continueButton.interactable = credits >= 1;
        

        if (replayButton != null && replayButton.gameObject.activeSelf)
        {
            if (gameManager.gameMode == GameMode.PlayerVsBot) replayButton.interactable = credits >= 1;
            else replayButton.interactable =  credits >= 2 || (credits >= 1 && oponentCredits >= 1);
        }

    }



}