258 lines
12 KiB
C#
258 lines
12 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using BaseGames.Core;
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using BaseGames.Core.Assets;
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using BaseGames.Core.Events;
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using BaseGames.UI;
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using BaseGames.UI.Menus;
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namespace BaseGames.UI.MainMenu
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{
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/// <summary>
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/// 数据驱动主菜单控制器（表驱动按钮列表 + 子面板编排）。
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///
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/// 按钮列表据 <see cref="MainMenuConfigSO"/> 生成（标签/图标/顺序/动作纯数据，策划改表零代码）。
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/// 子面板（存档槽 / 设置 / 制作人员）经统一 <see cref="IUINavigator"/> 压栈：栈式回退、ESC 逐层关闭、
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/// 焦点恢复均由导航器负责，本控制器不再自管取消键与面板显隐。主按钮组作为"栈底上下文"
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/// （不入栈），据 <see cref="IUINavigator.Depth"/> 在有子面板打开时屏蔽自身交互。
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/// </summary>
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public class DataDrivenMainMenuController : MonoBehaviour
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{
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[Header("数据表 / 按钮列表")]
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[SerializeField] private MainMenuConfigSO _config;
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[Tooltip("按钮的父节点（通常挂 VerticalLayoutGroup，即主按钮组）。")]
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[SerializeField] private Transform _container;
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[SerializeField] private MainMenuButtonView _buttonPrefab;
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[Header("主按钮组（入场动画 / 栈底屏蔽）")]
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[SerializeField] private CanvasGroup _mainButtonsGroup;
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[SerializeField] private RectTransform _mainButtonsRect;
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[Header("子面板（导航器压栈对象，整面板根须挂 UIPanelBase）")]
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[SerializeField] private SaveSlotController _saveSlotPanel;
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[Tooltip("设置面板根（UISimplePanel；内含数据驱动设置实例）。")]
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[SerializeField] private UIPanelBase _settingsPanel;
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[Tooltip("制作人员面板根（UISimplePanel）。")]
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[SerializeField] private UIPanelBase _creditsPanel;
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[Header("子面板关闭按钮（可选，等价于 ESC：出栈一层）")]
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[SerializeField] private UnityEngine.UI.Button _btnCloseSaveSlot;
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[SerializeField] private UnityEngine.UI.Button _btnCloseSettings;
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[SerializeField] private UnityEngine.UI.Button _btnCloseCredits;
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[Header("入场动画")]
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[SerializeField] private float _entrySlideOffset = 80f;
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[SerializeField] private float _entryDuration = 0.55f;
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[Header("场景")]
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[SerializeField] private string _firstGameSceneKey = AddressKeys.SceneGameChapter1;
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[Header("Event Channels - Listen")]
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[SerializeField] private GameStateEventChannelSO _onGameStateChanged;
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[SerializeField] private IntEventChannelSO _onSlotConfirmed;
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[Header("Event Channels - Raise")]
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[SerializeField] private SceneLoadRequestEventChannelSO _onSceneLoadRequest;
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private readonly CompositeDisposable _subs = new();
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private readonly List<(MainMenuConfigSO.Item item, MainMenuButtonView view)> _buttons = new();
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private Vector2 _buttonsPanelOriginalPos;
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private MainMenuButtonView _firstButton;
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private IUINavigator _nav;
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// ── 生命周期 ──────────────────────────────────────────────────────────
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private void Awake()
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{
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if (_mainButtonsRect != null)
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_buttonsPanelOriginalPos = _mainButtonsRect.anchoredPosition;
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_btnCloseSaveSlot?.onClick.AddListener(() => Nav?.Pop());
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_btnCloseSettings?.onClick.AddListener(() => Nav?.Pop());
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_btnCloseCredits? .onClick.AddListener(() => Nav?.Pop());
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SetButtonsGroupVisible(false);
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BuildMenu();
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}
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private void OnEnable()
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{
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_onGameStateChanged?.Subscribe(HandleGameStateChanged).AddTo(_subs);
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_onSlotConfirmed? .Subscribe(HandleSlotConfirmed).AddTo(_subs);
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_nav = ServiceLocator.GetOrDefault<IUINavigator>();
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if (_nav != null) _nav.StackChanged += HandleStackChanged;
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}
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private void OnDisable()
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{
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_subs.Clear();
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if (_nav != null) _nav.StackChanged -= HandleStackChanged;
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}
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private void Start() => StartCoroutine(PlayEntryAnimation());
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// ── 据表建菜单 ────────────────────────────────────────────────────────
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/// <summary>据配置重建主菜单按钮列表（public 以便编辑器/测试验证）。</summary>
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public void BuildMenu()
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{
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ClearMenu();
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if (_config == null || _container == null || _buttonPrefab == null) return;
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foreach (var item in _config.Items)
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{
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var view = Instantiate(_buttonPrefab, _container);
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view.gameObject.SetActive(true);
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var captured = item;
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view.Bind(item.labelKey, item.icon, () => Dispatch(captured));
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_buttons.Add((item, view));
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if (_firstButton == null) _firstButton = view;
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}
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RefreshConditional();
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}
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/// <summary>清空菜单按钮（容器全部子节点）。编辑器预览与运行时重建共用。</summary>
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public void ClearMenu()
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{
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_buttons.Clear();
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_firstButton = null;
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if (_container == null) return;
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for (int i = _container.childCount - 1; i >= 0; i--)
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{
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var child = _container.GetChild(i).gameObject;
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if (Application.isPlaying) Destroy(child);
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else DestroyImmediate(child);
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}
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}
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/// <summary>根据存档存在性刷新 requiresSave 按钮的可用性（如"继续"）。</summary>
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public void RefreshConditional()
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{
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bool hasSave = HasAnySave();
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foreach (var (item, view) in _buttons)
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if (item.requiresSave && view != null)
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view.SetInteractable(hasSave);
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}
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// ── 动作派发 ──────────────────────────────────────────────────────────
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private void Dispatch(MainMenuConfigSO.Item item)
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{
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switch (item.action)
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{
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case MainMenuAction.NewGame:
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if (_saveSlotPanel != null) { _saveSlotPanel.SetMode(SaveSlotPanelMode.NewGame); Nav?.Push(_saveSlotPanel); }
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break;
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case MainMenuAction.Continue:
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if (_saveSlotPanel != null) { _saveSlotPanel.SetMode(SaveSlotPanelMode.Continue); Nav?.Push(_saveSlotPanel); }
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break;
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case MainMenuAction.OpenSettings:
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if (_settingsPanel != null) Nav?.Push(_settingsPanel);
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break;
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case MainMenuAction.OpenCredits:
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if (_creditsPanel != null) Nav?.Push(_creditsPanel);
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break;
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case MainMenuAction.LoadScene:
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_onSceneLoadRequest?.Raise(new SceneLoadRequest
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{
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SceneName = string.IsNullOrEmpty(item.sceneKey) ? _firstGameSceneKey : item.sceneKey,
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TransitionType = TransitionType.Scene,
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});
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break;
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case MainMenuAction.Quit:
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Application.Quit();
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break;
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case MainMenuAction.RaiseEvent:
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item.eventChannel?.Raise();
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break;
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}
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}
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// ── 栈底按钮组屏蔽（有子面板打开时禁用主按钮，避免方向键穿透）──────────
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private IUINavigator Nav => _nav ??= ServiceLocator.GetOrDefault<IUINavigator>();
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private void HandleStackChanged()
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{
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bool anyOpen = Nav != null && Nav.Depth > 0;
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if (_mainButtonsGroup != null)
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{
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_mainButtonsGroup.interactable = !anyOpen;
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_mainButtonsGroup.blocksRaycasts = !anyOpen;
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}
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if (!anyOpen && _firstButton != null)
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EventSystem.current?.SetSelectedGameObject(_firstButton.Button.gameObject);
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}
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// ── 存档槽确认 ────────────────────────────────────────────────────────
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private void HandleSlotConfirmed(int _)
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{
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Nav?.PopToRoot(); // 关闭存档槽（及其上任何子对话框），准备进场景
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var svc = ServiceLocator.GetOrDefault<ISaveService>();
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string checkpointScene = svc?.LastCheckpointScene;
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bool hasCheckpoint = !string.IsNullOrEmpty(checkpointScene);
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_onSceneLoadRequest?.Raise(new SceneLoadRequest
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{
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SceneName = hasCheckpoint ? checkpointScene : _firstGameSceneKey,
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EntryTransitionId = hasCheckpoint ? svc.LastCheckpointSpawnId : null,
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TransitionType = TransitionType.Scene,
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});
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}
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private void HandleGameStateChanged(GameStateId state)
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{
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bool isMainMenu = state == GameStates.MainMenu;
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if (_mainButtonsGroup != null && Nav != null && Nav.Depth == 0)
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{
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_mainButtonsGroup.interactable = isMainMenu;
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_mainButtonsGroup.blocksRaycasts = isMainMenu;
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}
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}
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// ── 入场动画 ──────────────────────────────────────────────────────────
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private IEnumerator PlayEntryAnimation()
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{
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if (_mainButtonsGroup == null) yield break;
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Vector2 startPos = _buttonsPanelOriginalPos - new Vector2(0f, _entrySlideOffset);
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if (_mainButtonsRect != null) _mainButtonsRect.anchoredPosition = startPos;
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float elapsed = 0f;
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while (elapsed < _entryDuration)
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{
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float t = Mathf.SmoothStep(0f, 1f, elapsed / _entryDuration);
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_mainButtonsGroup.alpha = t;
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if (_mainButtonsRect != null)
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_mainButtonsRect.anchoredPosition = Vector2.Lerp(startPos, _buttonsPanelOriginalPos, t);
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elapsed += Time.unscaledDeltaTime;
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yield return null;
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}
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_mainButtonsGroup.alpha = 1f;
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if (_mainButtonsRect != null) _mainButtonsRect.anchoredPosition = _buttonsPanelOriginalPos;
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_mainButtonsGroup.interactable = true;
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_mainButtonsGroup.blocksRaycasts = true;
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if (_firstButton != null)
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EventSystem.current?.SetSelectedGameObject(_firstButton.Button.gameObject);
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}
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// ── 工具 ──────────────────────────────────────────────────────────────
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private static bool HasAnySave()
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{
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var s = ServiceLocator.GetOrDefault<ISaveService>();
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return s != null && (s.HasSave(0) || s.HasSave(1) || s.HasSave(2));
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}
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private void SetButtonsGroupVisible(bool visible)
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{
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if (_mainButtonsGroup == null) return;
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_mainButtonsGroup.alpha = visible ? 1f : 0f;
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_mainButtonsGroup.interactable = visible;
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_mainButtonsGroup.blocksRaycasts = visible;
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}
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}
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}
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