142 lines
5.5 KiB
C#
142 lines
5.5 KiB
C#
using System.Collections;
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using BaseGames.Core;
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using BaseGames.Core.Events;
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using BaseGames.Input;
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using BaseGames.World;
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using UnityEngine;
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namespace BaseGames.Dialogue
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{
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/// <summary>
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/// 对话管理器（架构 14_NarrativeModule §4）。
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/// 驱动 DialogueUI 打字机效果；管理 Action Map 切换；向 QuestManager 广播对话完成事件。
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/// 在 Awake 中注册到 ServiceLocator。
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/// </summary>
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public class DialogueManager : MonoBehaviour, IDialogueService
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{
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[SerializeField] private DialogueUI _dialogueBox;
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[SerializeField] private InputReaderSO _inputReader;
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[SerializeField] private WorldStateRegistry _worldState;
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[Header("事件频道")]
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[SerializeField] private VoidEventChannelSO _onDialogueStarted;
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[SerializeField] private VoidEventChannelSO _onDialogueEnded;
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[SerializeField] private StringEventChannelSO _onNpcDialogueCompleted; // → EVT_NpcDialogueCompleted (npcId)
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private bool _skipRequested;
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/// <summary>当前是否有对话正在播放。</summary>
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public bool IsDialogueActive { get; private set; }
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// ── 生命周期 ──────────────────────────────────────────────────────
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private void Awake()
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{
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if (ServiceLocator.GetOrDefault<IDialogueService>() != null) { Destroy(gameObject); return; }
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ServiceLocator.Register<IDialogueService>(this);
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}
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private void OnDestroy()
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{
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ServiceLocator.Unregister<IDialogueService>(this);
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}
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private void OnEnable()
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{
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if (_inputReader != null) _inputReader.SubmitEvent += OnSubmit;
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}
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private void OnDisable()
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{
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if (_inputReader != null) _inputReader.SubmitEvent -= OnSubmit;
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}
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// ── 公开 API ──────────────────────────────────────────────────────
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/// <summary>
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/// 启动对话序列。若已有对话在播放则忽略新请求。
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/// 由 InteractableNPC.Interact() 调用。
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/// </summary>
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/// <param name="sequence">要播放的对话序列 SO。</param>
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/// <param name="npcId">NPC 标识符，对话结束时随 EVT_NpcDialogueCompleted 广播。</param>
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public void StartDialogue(DialogueSequenceSO sequence, string npcId = "")
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{
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if (IsDialogueActive || sequence == null) return;
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IsDialogueActive = true;
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_skipRequested = false;
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// 切换到 UI Action Map（禁用玩家移动输入）
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_inputReader.EnableUIInput();
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_onDialogueStarted?.Raise();
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StartCoroutine(PlaySequence(sequence, npcId));
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}
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// ── 输入回调 ──────────────────────────────────────────────────────
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private void OnSubmit() => _skipRequested = true;
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// ── 内部协程 ──────────────────────────────────────────────────────
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private IEnumerator PlaySequence(DialogueSequenceSO sequence, string npcId)
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{
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// 选择条件变体（查询 ConditionalVariant.conditionFlag — 未实现 WorldStateRegistry 查询时直接使用默认序列）
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var resolved = ResolveVariant(sequence);
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foreach (var line in resolved.lines)
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{
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_skipRequested = false;
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_dialogueBox.ShowLine(line);
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// 等待打字完成，期间允许跳过
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yield return new WaitUntil(() => !_dialogueBox.IsTyping || _skipRequested);
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if (_dialogueBox.IsTyping) _dialogueBox.SkipTyping();
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// 等待玩家按 Submit 推进下一行
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_skipRequested = false;
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yield return new WaitUntil(() => _skipRequested);
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}
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EndDialogue(npcId);
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}
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private void EndDialogue(string npcId)
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{
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_dialogueBox.Hide();
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IsDialogueActive = false;
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// 恢复 Gameplay Action Map
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_inputReader.EnableGameplayInput();
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_onDialogueEnded?.Raise();
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if (!string.IsNullOrEmpty(npcId))
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_onNpcDialogueCompleted?.Raise(npcId);
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}
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/// <summary>
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/// 根据 ConditionalVariant 选择正确的序列版本。
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/// 按顺序检查 variants：第一个满足 WorldStateRegistry 标志的变体胜出；
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/// 未注入 WorldStateRegistry 或无满足条件的变体时，返回原序列（默认）。
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/// </summary>
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private DialogueSequenceSO ResolveVariant(DialogueSequenceSO sequence)
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{
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if (sequence.variants == null || sequence.variants.Length == 0)
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return sequence;
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if (_worldState != null)
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{
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foreach (var variant in sequence.variants)
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{
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if (!string.IsNullOrEmpty(variant.conditionFlag)
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&& variant.sequence != null
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&& _worldState.HasFlag(variant.conditionFlag))
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return variant.sequence;
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}
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}
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return sequence;
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}
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}
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}
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