using System;
using UnityEngine;
using UnityEngine.UI;
using TMPro;

namespace YachtDice.UI
{
    public class GameInfoView : MonoBehaviour
    {
        [Header("Run HUD")]
        [SerializeField] private TMP_Text turnText;
        [SerializeField] private TMP_Text phaseText;
        [SerializeField] private TMP_Text betText;
        [SerializeField] private TMP_Text stageText;
        [SerializeField] private TMP_Text targetText;
        [SerializeField] private TMP_Text quotaText;
        [SerializeField] private TMP_Text storedRollsText;

        [Header("Currency")]
        [SerializeField] private TMP_Text currencyText;

        [Header("Navigation")]
        [SerializeField] private Button shopButton;
        [SerializeField] private Button inventoryButton;

        [Header("Game Over Overlay")]
        [SerializeField] private GameObject gameOverPanel;
        [SerializeField] private TMP_Text finalScoreText;
        [SerializeField] private Button newGameButton;

        public event Action OnNewGameClicked;
        public event Action OnShopClicked;
        public event Action OnInventoryClicked;

        private void Awake()
        {
            EnsureHudBindings();
            EnsureGameOverBindings();

            newGameButton.onClick.AddListener(() => OnNewGameClicked?.Invoke());
            gameOverPanel.SetActive(false);

            if (shopButton != null)
                shopButton.onClick.AddListener(() => OnShopClicked?.Invoke());
            if (inventoryButton != null)
                inventoryButton.onClick.AddListener(() => OnInventoryClicked?.Invoke());
        }

        public void SetTurnText(int turn, int maxTurns)
        {
            turnText.text = $"Ход {turn} / {maxTurns}";
        }

        public void SetRunInfoText(string text)
        {
            if (phaseText != null)
                phaseText.text = text;
        }

        public void SetRunHud(string phase, int bet, int stage, int stageCount, int target, int quota, int storedRolls)
        {
            if (turnText != null)
                turnText.text = $"Turn {stage}/{stageCount}";
            if (phaseText != null)
                phaseText.text = $"Phase: {phase}";
            if (betText != null)
                betText.text = $"Bet: {bet}";
            if (stageText != null)
                stageText.text = $"Stage: {stage}/{stageCount}";
            if (targetText != null)
                targetText.text = $"Target: {target}";
            if (quotaText != null)
                quotaText.text = $"Quota: {quota}";
            if (storedRollsText != null)
                storedRollsText.text = $"Stored Rolls: {storedRolls}";
        }

        public void SetCurrencyText(int amount)
        {
            if (currencyText != null)
                currencyText.text = amount.ToString();
        }

        public void SetShopButtonInteractable(bool interactable)
        {
            if (shopButton != null)
                shopButton.interactable = interactable;
        }

        public void ShowGameOver(int finalScore)
        {
            gameOverPanel.SetActive(true);
            finalScoreText.text = $"Итого: {finalScore}";
        }

        public void HideGameOver()
        {
            gameOverPanel.SetActive(false);
        }

        private void OnDestroy()
        {
            newGameButton.onClick.RemoveAllListeners();

            if (shopButton != null)
                shopButton.onClick.RemoveAllListeners();
            if (inventoryButton != null)
                inventoryButton.onClick.RemoveAllListeners();
        }

        private void EnsureHudBindings()
        {
            if (turnText == null)
                return;

            phaseText ??= turnText;
            betText ??= CreateHudLabel("Bet Text", -34);
            stageText ??= CreateHudLabel("Stage Text", -68);
            targetText ??= CreateHudLabel("Target Text", -102);
            quotaText ??= CreateHudLabel("Quota Text", -136);
            storedRollsText ??= CreateHudLabel("Stored Rolls Text", -170);
        }

        private void EnsureGameOverBindings()
        {
            if (gameOverPanel == null)
                return;

            if (finalScoreText == null || finalScoreText == currencyText)
            {
                TMP_Text source = turnText != null ? turnText : currencyText;
                if (source == null)
                    return;

                finalScoreText = Instantiate(source, gameOverPanel.transform);
                finalScoreText.name = "Final Score Text";

                if (finalScoreText.transform is RectTransform rect)
                {
                    rect.anchorMin = new Vector2(0.5f, 0.5f);
                    rect.anchorMax = new Vector2(0.5f, 0.5f);
                    rect.pivot = new Vector2(0.5f, 0.5f);
                    rect.anchoredPosition = new Vector2(0f, 40f);
                    rect.sizeDelta = new Vector2(360f, 60f);
                }
            }
        }

        private TMP_Text CreateHudLabel(string objectName, float yOffset)
        {
            var clone = Instantiate(turnText, turnText.transform.parent);
            clone.name = objectName;
            clone.text = string.Empty;

            if (clone.transform is RectTransform rect && turnText.transform is RectTransform sourceRect)
            {
                rect.anchorMin = sourceRect.anchorMin;
                rect.anchorMax = sourceRect.anchorMax;
                rect.pivot = sourceRect.pivot;
                rect.sizeDelta = sourceRect.sizeDelta;
                rect.anchoredPosition = sourceRect.anchoredPosition + new Vector2(0f, yOffset);
            }

            return clone;
        }
    }
}