365 lines
13 KiB
C#
365 lines
13 KiB
C#
using System;
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using Core;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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using UI.Core;
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using Pixelplacement;
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namespace UI
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{
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public class PauseMenu : UIPage
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{
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private static PauseMenu _instance;
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/// <summary>
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/// Singleton instance of the PauseMenu. No longer creates an instance if one doesn't exist.
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/// </summary>
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public static PauseMenu Instance => _instance;
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[Header("UI References")]
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[SerializeField] private GameObject pauseMenuPanel;
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[SerializeField] private GameObject pauseButton;
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[SerializeField] private CanvasGroup canvasGroup;
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// After UIPageController (50)
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public override int ManagedAwakePriority => 55;
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private new void Awake()
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{
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base.Awake(); // CRITICAL: Register with LifecycleManager!
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// Set instance immediately so it's available before OnManagedAwake() is called
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_instance = this;
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// Ensure we have a CanvasGroup for transitions
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if (canvasGroup == null)
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canvasGroup = GetComponent<CanvasGroup>();
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if (canvasGroup == null)
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canvasGroup = gameObject.AddComponent<CanvasGroup>();
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// Set initial state
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canvasGroup.alpha = 0f;
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canvasGroup.interactable = false;
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canvasGroup.blocksRaycasts = false;
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gameObject.SetActive(false);
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}
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protected override void OnManagedAwake()
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{
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// Subscribe to scene-dependent events - must be in OnManagedAwake, not OnSceneReady
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// because PauseMenu is in DontDestroyOnLoad and OnSceneReady only fires once
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if (SceneManagerService.Instance != null)
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{
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SceneManagerService.Instance.SceneLoadCompleted += SetPauseMenuByLevel;
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}
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// Also react to global UI hide/show events from the page controller
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if (UIPageController.Instance != null)
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{
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UIPageController.Instance.OnAllUIHidden += HandleAllUIHidden;
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UIPageController.Instance.OnAllUIShown += HandleAllUIShown;
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}
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// Set initial state based on current scene
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SetPauseMenuByLevel(SceneManager.GetActiveScene().name);
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Logging.Debug("[PauseMenu] Subscribed to SceneManagerService events");
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}
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protected override void OnSceneReady()
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{
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// This only fires once for DontDestroyOnLoad objects, so we handle scene loads in OnManagedAwake
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}
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protected override void OnDestroy()
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{
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base.OnDestroy();
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// Unsubscribe when destroyed
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if (SceneManagerService.Instance != null)
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{
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SceneManagerService.Instance.SceneLoadCompleted -= SetPauseMenuByLevel;
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}
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if (UIPageController.Instance != null)
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{
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UIPageController.Instance.OnAllUIHidden -= HandleAllUIHidden;
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UIPageController.Instance.OnAllUIShown -= HandleAllUIShown;
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}
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}
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/// <summary>
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/// Sets the pause menu game object active or inactive based on the current level
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/// </summary>
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/// <param name="levelName">The name of the level/scene</param>
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public void SetPauseMenuByLevel(string levelName)
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{
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// When a new scene loads, ensure pause menu is removed from UIPageController stack
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// and properly hidden, regardless of pause state
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if (UIPageController.Instance != null && UIPageController.Instance.CurrentPage == this)
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{
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UIPageController.Instance.PopPage();
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}
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// Ensure pause state is cleared
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if (GameManager.Instance != null && GameManager.Instance.IsPaused)
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{
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EndPauseSideEffects();
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}
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// Hide the menu UI
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if (pauseMenuPanel != null) pauseMenuPanel.SetActive(false);
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if (canvasGroup != null)
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{
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canvasGroup.alpha = 0f;
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canvasGroup.interactable = false;
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canvasGroup.blocksRaycasts = false;
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}
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gameObject.SetActive(false);
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Logging.Debug($"[PauseMenu] Cleaned up pause menu state for scene: {levelName}");
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}
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/// <summary>
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/// Shows the pause menu and hides the pause button. Sets input mode to UI.
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/// </summary>
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public void ShowPauseMenu()
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{
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if (UIPageController.Instance != null)
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{
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UIPageController.Instance.PushPage(this);
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}
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else
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{
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// Fallback if no controller, just show
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if (pauseMenuPanel != null)
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pauseMenuPanel.SetActive(true);
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gameObject.SetActive(true);
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BeginPauseSideEffects();
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// no animation fallback
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if (canvasGroup != null)
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{
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canvasGroup.alpha = 1f;
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canvasGroup.interactable = true;
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canvasGroup.blocksRaycasts = true;
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}
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}
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}
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/// <summary>
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/// Hides the pause menu and shows the pause button. Sets input mode to Game.
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/// </summary>
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public void HidePauseMenu()
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{
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if (!GameManager.Instance.IsPaused)
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{
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// Ensure UI is hidden if somehow active without state
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if (pauseMenuPanel != null) pauseMenuPanel.SetActive(false);
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gameObject.SetActive(false);
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return;
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}
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if (UIPageController.Instance != null && UIPageController.Instance.CurrentPage == this)
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{
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UIPageController.Instance.PopPage();
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}
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else
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{
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// Fallback if no controller, just hide
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if (pauseMenuPanel != null)
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pauseMenuPanel.SetActive(false);
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if (pauseButton != null)
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pauseButton.SetActive(true);
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if (canvasGroup != null)
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{
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canvasGroup.alpha = 0f;
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canvasGroup.interactable = false;
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canvasGroup.blocksRaycasts = false;
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}
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gameObject.SetActive(false);
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}
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}
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public void HidePauseMenuAndResumeGame()
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{
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HidePauseMenu();
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EndPauseSideEffects();
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}
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/// <summary>
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/// Resumes the game by hiding the pause menu.
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/// </summary>
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public void ResumeGame()
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{
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HidePauseMenuAndResumeGame();
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}
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private void BeginPauseSideEffects()
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{
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if (pauseButton != null) pauseButton.SetActive(false);
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GameManager.Instance.RequestPause(this);
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Logging.Debug("[PauseMenu] Game Paused");
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}
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private void EndPauseSideEffects()
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{
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if (pauseButton != null) pauseButton.SetActive(true);
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GameManager.Instance.ReleasePause(this);
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Logging.Debug("[PauseMenu] Game Resumed");
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}
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protected override void DoTransitionIn(Action onComplete)
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{
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// Ensure the panel root is active
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if (pauseMenuPanel != null) pauseMenuPanel.SetActive(true);
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// Pause side effects should run immediately (hide button, set input mode, etc.).
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// The tween itself must run in unscaled time so it still animates while the game is paused.
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BeginPauseSideEffects();
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if (canvasGroup != null)
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{
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canvasGroup.interactable = true;
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canvasGroup.blocksRaycasts = true;
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canvasGroup.alpha = 0f;
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// pass obeyTimescale = false so this tween runs even when Time.timeScale == 0
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Tween.Value(0f, 1f, (v) =>
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{
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// Logging.Debug($"[PauseMenu] Tweening pause menu alpha: {v}");
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canvasGroup.alpha = v;
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}, transitionDuration, 0f, Tween.EaseInOut, Tween.LoopType.None, null, () =>
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{
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// Logging.Debug("[PauseMenu] Finished tweening pause menu in.");
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onComplete?.Invoke();
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}, false);
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}
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else
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{
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onComplete?.Invoke();
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}
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}
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protected override void DoTransitionOut(Action onComplete)
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{
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if (canvasGroup != null)
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{
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canvasGroup.interactable = false;
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canvasGroup.blocksRaycasts = false;
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// Run out-tween in unscaled time as well so the fade completes while paused.
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Tween.Value(canvasGroup.alpha, 0f, v => canvasGroup.alpha = v, transitionDuration, 0f, Tween.EaseInOut, Tween.LoopType.None, null, () =>
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{
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EndPauseSideEffects();
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if (pauseMenuPanel != null) pauseMenuPanel.SetActive(false);
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onComplete?.Invoke();
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}, false);
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}
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else
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{
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EndPauseSideEffects();
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if (pauseMenuPanel != null) pauseMenuPanel.SetActive(false);
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onComplete?.Invoke();
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}
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}
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/// <summary>
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/// Exits to the main menu scene.
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/// </summary>
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public async void ExitToAppleHills()
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{
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// Pop from UIPageController stack before switching scenes
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if (UIPageController.Instance != null && UIPageController.Instance.CurrentPage == this)
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{
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UIPageController.Instance.PopPage();
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}
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// Ensure pause state is cleared
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if (GameManager.Instance != null && GameManager.Instance.IsPaused)
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{
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EndPauseSideEffects();
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}
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// Replace with the actual scene name as set in Build Settings
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var progress = new Progress<float>(p => Logging.Debug($"Loading progress: {p * 100:F0}%"));
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await SceneManagerService.Instance.SwitchSceneAsync("AppleHillsOverworld", progress);
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}
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/// <summary>
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/// Exits the application.
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/// </summary>
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public void ExitGame()
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{
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#if UNITY_EDITOR
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UnityEditor.EditorApplication.isPlaying = false;
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#else
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Application.Quit();
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#endif
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}
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public async void ReloadLevel()
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{
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var progress = new Progress<float>(p => Logging.Debug($"Loading progress: {p * 100:F0}%"));
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await SceneManagerService.Instance.ReloadCurrentScene(progress);
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}
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/// <summary>
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/// Loads a level based on the selection from a dropdown menu.
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/// Connect this to a Dropdown's onValueChanged event and pass the selected option text.
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/// </summary>
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/// <param name="levelSelection">The selected level name or identifier from the dropdown</param>
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public async void LoadLevel(int levelSelection)
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{
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// Hide the pause menu before loading a new level
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HidePauseMenuAndResumeGame();
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// Replace with the actual scene name as set in Build Settings
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var progress = new Progress<float>(p => Logging.Debug($"Loading progress: {p * 100:F0}%"));
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switch (levelSelection)
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{
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case 0:
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await SceneManagerService.Instance.SwitchSceneAsync("AppleHillsOverworld", progress);
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break;
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case 1:
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await SceneManagerService.Instance.SwitchSceneAsync("Quarry", progress);
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break;
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case 2:
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await SceneManagerService.Instance.SwitchSceneAsync("DivingForPictures", progress);
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break;
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}
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}
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// Handlers for UI controller hide/show events — make these safe with respect to transitions and pause state
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private void HandleAllUIHidden()
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{
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var parent = transform.parent?.gameObject ?? gameObject;
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// If we're currently transitioning, wait for the transition out to complete before deactivating
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if (_isTransitioning)
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{
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Action handler = null;
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handler = () =>
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{
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OnTransitionOutCompleted -= handler;
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parent.SetActive(false);
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};
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OnTransitionOutCompleted += handler;
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return;
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}
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// If this page is visible, request a proper hide so transition/out side-effects run (e.g. releasing pause)
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if (_isVisible)
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{
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HidePauseMenu();
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return;
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}
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// Otherwise it's safe to immediately deactivate
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parent.SetActive(false);
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}
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private void HandleAllUIShown()
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{
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var parent = transform.parent?.gameObject ?? gameObject;
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// Just ensure the parent is active. Do not force pause or transitions here.
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parent.SetActive(true);
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}
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}
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}
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