using System.Collections.Generic;
using AppleHills.Data.CardSystem;
using Core;
using Data.CardSystem;
using Pixelplacement;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace AppleHills.UI.CardSystem
{
    /// <summary>
    /// UI page for the main menu of the card system.
    /// Shows options to open boosters, view album, etc.
    /// </summary>
    public class CardMenuPage : UIPage
    {
        [Header("Menu Options")]
        [SerializeField] private Button openBoosterButton;
        [SerializeField] private Button viewAlbumButton;
        [SerializeField] private Button changeClothesButton;
        [SerializeField] private Button backButton; // Added back button field
        
        [Header("UI Elements")]
        [SerializeField] private BoosterNotificationDot boosterNotificationDot; // Changed to BoosterNotificationDot
        [SerializeField] private CanvasGroup canvasGroup;
        
        private CardAlbumUI _cardAlbumUI;
        private CardSystemManager _cardManager;

        private void Awake()
        {
            // Get references
            _cardAlbumUI = FindAnyObjectByType<CardAlbumUI>();
            _cardManager = CardSystemManager.Instance;
            
            // Make sure we have a CanvasGroup
            if (canvasGroup == null)
                canvasGroup = GetComponent<CanvasGroup>();
            if (canvasGroup == null)
                canvasGroup = gameObject.AddComponent<CanvasGroup>();
            
            // Set up button listeners
            if (openBoosterButton != null)
            {
                openBoosterButton.onClick.AddListener(OnOpenBoosterClicked);
            }
            
            if (viewAlbumButton != null)
            {
                viewAlbumButton.onClick.AddListener(OnViewAlbumClicked);
            }
            
            if (changeClothesButton != null)
            {
                changeClothesButton.onClick.AddListener(OnChangeClothesClicked);
                // Disable "Coming Soon" feature
                changeClothesButton.interactable = false;
            }

            if (backButton != null) // Set up back button listener
            {
                backButton.onClick.AddListener(OnBackButtonClicked);
            }
        }
        
        private void OnEnable()
        {
            UpdateUI();
        }
        
        private void OnDestroy()
        {
            // Clean up button listeners
            if (openBoosterButton != null)
            {
                openBoosterButton.onClick.RemoveListener(OnOpenBoosterClicked);
            }
            
            if (viewAlbumButton != null)
            {
                viewAlbumButton.onClick.RemoveListener(OnViewAlbumClicked);
            }
            
            if (changeClothesButton != null)
            {
                changeClothesButton.onClick.RemoveListener(OnChangeClothesClicked);
            }

            if (backButton != null) // Clean up back button listener
            {
                backButton.onClick.RemoveListener(OnBackButtonClicked);
            }
        }

        /// <summary>
        /// Public method to refresh UI state when returning to this page
        /// </summary>
        public void RefreshUI()
        {
            UpdateUI();
        }

        /// <summary>
        /// Updates the UI elements based on current state
        /// </summary>
        private void UpdateUI()
        {
            if (_cardManager == null) return;
            
            int boosterCount = _cardManager.GetBoosterPackCount();
            
            // Update booster count text using the notification dot
            if (boosterNotificationDot != null)
            {
                boosterNotificationDot.SetCount(boosterCount);
            }
            
            // Enable/disable open booster button based on availability
            if (openBoosterButton != null)
            {
                openBoosterButton.interactable = boosterCount > 0;
            }
        }
        
        /// <summary>
        /// Handles click on the Open Booster button
        /// </summary>
        private void OnOpenBoosterClicked()
        {
            if (_cardAlbumUI != null)
            {
                _cardAlbumUI.OpenBoosterPack();
            }
        }
        
        /// <summary>
        /// Handles click on the View Album button
        /// </summary>
        private void OnViewAlbumClicked()
        {
            if (_cardAlbumUI != null)
            {
                _cardAlbumUI.OpenAlbumView();
            }
        }
        
        /// <summary>
        /// Handles click on the Change Clothes button (coming soon)
        /// </summary>
        private void OnChangeClothesClicked()
        {
            Logging.Debug("[CardMenuPage] Change Clothes feature coming soon!");
            // No implementation yet - "Coming soon" feature
        }

        /// <summary>
        /// Handles click on the Back button
        /// </summary>
        private void OnBackButtonClicked()
        {
            // Use the UIPageController to pop this page
            // This will hide the card menu and return to the game
            if (UIPageController.Instance != null)
            {
                UIPageController.Instance.PopPage();
                Logging.Debug("[CardMenuPage] Exiting card menu back to game");
            }
        }
        
        /// <summary>
        /// Override for transition in animation using Pixelplacement.Tween
        /// </summary>
        protected override void DoTransitionIn(System.Action onComplete)
        {
            // Simple fade in animation
            if (canvasGroup != null)
            {
                canvasGroup.alpha = 0f;
                Tween.Value(0f, 1f, (value) => canvasGroup.alpha = value, transitionDuration, 0f, Tween.EaseInOut, Tween.LoopType.None, null, onComplete);
            }
            else
            {
                // Fallback if no CanvasGroup
                onComplete?.Invoke();
            }
        }
        
        /// <summary>
        /// Override for transition out animation using Pixelplacement.Tween
        /// </summary>
        protected override void DoTransitionOut(System.Action onComplete)
        {
            // Simple fade out animation
            if (canvasGroup != null)
            {
                Tween.Value(canvasGroup.alpha, 0f, (value) => canvasGroup.alpha = value, transitionDuration, 0f, Tween.EaseInOut, Tween.LoopType.None, null, onComplete);
            }
            else
            {
                // Fallback if no CanvasGroup
                onComplete?.Invoke();
            }
        }
    }
}