226 lines
11 KiB
C#
226 lines
11 KiB
C#
using UnityEngine;
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using BaseGames.Core;
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using BaseGames.Dialogue;
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using BaseGames.Player;
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using QuestStateEnum = BaseGames.Core.Events.QuestState;
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using SL = BaseGames.Core.ServiceLocator;
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using L10n = BaseGames.Localization.LocalizationManager;
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namespace BaseGames.Quest
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{
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/// <summary>
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/// 可发布/完成任务的 NPC（架构 22_QuestChallengeModule §6）。
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/// 继承 InteractableNPC，根据任务状态切换对话版本，在交互时处理任务接收/完成。
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/// </summary>
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public class QuestGiver : InteractableNPC
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{
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[Header("任务")]
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[Tooltip("该 NPC 可提供的所有任务，按优先级从高到低排列。\n" +
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"交互时从列表头部找到第一个 Available 或 Active 状态的任务作为当前任务；\n" +
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"若全部已完成，显示最后一个已完成任务的 completedDialogue。")]
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[SerializeField] private QuestSO[] _offeredQuests;
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[Header("对话版本（根据任务状态切换）")]
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[Tooltip("任务尚未接取（QuestState.Available）时播放。通常是 NPC 发布任务、介绍背景的对话。")]
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[SerializeField] private DialogueSequenceSO _availableDialogue;
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[Tooltip("任务已接取、目标尚未全部完成（QuestState.Active）时播放。通常是 NPC 催促或加油打气的对话。")]
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[SerializeField] private DialogueSequenceSO _activeDialogue;
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[Tooltip("全部非可选目标已达成、任务可以交付时播放（IsReadyToComplete = true）。\n" +
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"通常是 NPC 感谢、确认收取物品的对话，播放后执行 CompleteQuest 逻辑。")]
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[SerializeField] private DialogueSequenceSO _readyDialogue;
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[Tooltip("任务已完成（QuestState.Completed）后再次交互时播放。通常是 NPC 闲聊或后续剧情的对话。")]
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[SerializeField] private DialogueSequenceSO _completedDialogue;
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[Header("交互选项")]
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[Tooltip("勾选后，任务进行中（Active 且未完成）时交互提示变为\"放弃任务\"，交互即触发 AbandonQuest。\n" +
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"适合允许玩家主动放弃的支线任务；主线任务建议保持取消勾选。")]
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[SerializeField] private bool _allowAbandon;
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// ── InteractableNPC 覆盖 ──────────────────────────────────────────────
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// 缓存上次查找结果，避免 InteractPrompt get（每帧调用）重复遍历 _offeredQuests。
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// 当状态可能变更时（OnEnable、Interact_Internal 后）标记为脏。
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private QuestSO _cachedQuest;
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private QuestStateEnum _cachedState;
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private bool _cacheDirty = true;
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// 本地化 Key 常量 — 对应 UI 本地化表中的条目；
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// 如本地化表未配置该 Key，GetPrompt 会降级为内联的中文默认文本。
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private const string K_Accept = "QUEST_PROMPT_ACCEPT";
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private const string K_Submit = "QUEST_PROMPT_SUBMIT";
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private const string K_InProgress = "QUEST_PROMPT_IN_PROGRESS";
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private const string K_Paused = "QUEST_PROMPT_PAUSED";
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private const string K_Talk = "QUEST_PROMPT_TALK";
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private const string K_Locked = "QUEST_PROMPT_LOCKED";
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private const string K_Abandon = "QUEST_PROMPT_ABANDON";
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// 缓存 IQuestManager + IQuestEventSource 引用，避免每次访问 InteractPrompt 调用 SL.GetOrDefault
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private IQuestManager _questManager;
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private IQuestEventSource _questEvents;
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protected override void OnEnable()
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{
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base.OnEnable();
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_cacheDirty = true;
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_questManager = SL.GetOrDefault<IQuestManager>();
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_questEvents = _questManager as IQuestEventSource;
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if (_questEvents != null)
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{
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_questEvents.OnQuestStateChanged += HandleQuestStateChanged;
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_questEvents.OnAfterSaveLoaded += HandleAfterSaveLoaded;
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}
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}
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protected override void OnDisable()
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{
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base.OnDisable();
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if (_questEvents != null)
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{
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_questEvents.OnQuestStateChanged -= HandleQuestStateChanged;
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_questEvents.OnAfterSaveLoaded -= HandleAfterSaveLoaded;
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_questEvents = null;
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}
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_questManager = null;
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}
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// 任务状态变化时自动标记缓存失效（无需再手动设 _cacheDirty）
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private void HandleQuestStateChanged(string questId, QuestStateEnum from, QuestStateEnum to)
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{
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if (_offeredQuests == null) return;
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foreach (var q in _offeredQuests)
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if (q != null && q.questId == questId) { _cacheDirty = true; return; }
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}
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// 存档加载完成后统一刷新缓存，确保 NPC 交互提示反映最新任务状态
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private void HandleAfterSaveLoaded() => _cacheDirty = true;
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// 本地化提示词辅助：如 Key 在表中找不到（返回值等于 Key 自身），回退到内联默认文本
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private static string GetPrompt(string key, string fallback)
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{
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var v = L10n.Get(key, "UI");
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return v != key ? v : fallback;
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}
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public override string InteractPrompt
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{
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get
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{
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var quest = GetCachedQuest();
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if (quest == null || _questManager == null) return base.InteractPrompt;
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if (_cachedState == QuestStateEnum.Available)
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{
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// 检查亲密度门槛等锁定条件，锁定时显示具体原因而非直接"接受任务"
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var lockInfo = _questManager.GetQuestLockInfo(quest.questId);
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if (lockInfo.IsLocked)
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{
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string fallback = lockInfo.Reason == QuestLockReason.InsufficientAffinity
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? $"好感度不足（{lockInfo.Param}）"
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: "条件未满足";
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return GetPrompt(K_Locked, fallback);
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}
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return GetPrompt(K_Accept, "接受任务");
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}
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if (_cachedState == QuestStateEnum.Active)
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{
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if (_questManager.IsReadyToComplete(quest.questId))
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return GetPrompt(K_Submit, "提交任务");
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return _allowAbandon
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? GetPrompt(K_Abandon, "放弃任务")
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: GetPrompt(K_InProgress, "进行中…");
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}
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return _cachedState switch
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{
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QuestStateEnum.Paused => GetPrompt(K_Paused, "暂停中…"),
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QuestStateEnum.Completed => GetPrompt(K_Talk, "对话"),
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_ => base.InteractPrompt,
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};
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}
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}
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protected override void Interact_Internal(Transform player)
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{
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var quest = GetCachedQuest();
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if (quest == null || _questManager == null) return;
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if (_cachedState == QuestStateEnum.Available)
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{
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// 亲密度门槛等锁定条件未满足时静默返回（InteractPrompt 已显示原因，玩家可见）
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var lockInfo = _questManager.GetQuestLockInfo(quest.questId);
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if (lockInfo.IsLocked) return;
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_questManager.AcceptQuest(quest.questId);
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// OnQuestStateChanged 事件会自动触发 HandleQuestStateChanged → _cacheDirty = true
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}
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else if (_cachedState == QuestStateEnum.Active)
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{
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if (_questManager.IsReadyToComplete(quest.questId))
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{
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// 直接从 player 获取 PlayerStats，避免对 PlayerController 的程序集依赖
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var stats = player.GetComponentInParent<PlayerStats>();
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_questManager.CompleteQuest(quest.questId, stats);
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// OnQuestStateChanged 事件会自动触发 HandleQuestStateChanged → _cacheDirty = true
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}
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else if (_allowAbandon)
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{
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_questManager.AbandonQuest(quest.questId);
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// OnQuestStateChanged 事件会自动触发 HandleQuestStateChanged → _cacheDirty = true
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}
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}
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}
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protected override DialogueSequenceSO GetCurrentDialogue()
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{
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var quest = GetCachedQuest();
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if (quest == null || _questManager == null) return base.GetCurrentDialogue();
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return _cachedState switch
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{
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QuestStateEnum.Available => _availableDialogue,
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QuestStateEnum.Active => _questManager.IsReadyToComplete(quest.questId)
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? _readyDialogue : _activeDialogue,
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QuestStateEnum.Paused => _activeDialogue, // 暂停中显示"催促"对话，不触发任何状态推进
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QuestStateEnum.Completed => _completedDialogue,
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_ => base.GetCurrentDialogue(),
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};
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}
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// ── 私有辅助 ─────────────────────────────────────────────────────────
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/// <summary>
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/// 返回缓存的当前任务（处于 Available/Active/Paused 的第一个，或最后一个已完成任务）。
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/// 若缓存不脏，直接返回上次结果，避免每帧遍历 _offeredQuests。
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/// 任务状态事件（HandleQuestStateChanged）或 OnEnable 会自动将 _cacheDirty 置 true，
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/// 确保下次访问状态是最新的。
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/// </summary>
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private QuestSO GetCachedQuest()
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{
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if (!_cacheDirty && _cachedQuest != null) return _cachedQuest;
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var qm = _questManager;
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if (_offeredQuests == null || qm == null) { _cacheDirty = false; return null; }
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QuestSO lastCompleted = null;
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foreach (var q in _offeredQuests)
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{
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if (q == null) continue;
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var s = qm.GetState(q.questId);
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if (s == QuestStateEnum.Available || s == QuestStateEnum.Active || s == QuestStateEnum.Paused)
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{
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_cachedQuest = q;
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_cachedState = s;
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_cacheDirty = false;
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return _cachedQuest;
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}
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if (s == QuestStateEnum.Completed) lastCompleted = q;
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}
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_cachedQuest = lastCompleted;
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_cachedState = lastCompleted != null ? QuestStateEnum.Completed : QuestStateEnum.Unavailable;
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_cacheDirty = false;
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return _cachedQuest;
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}
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}
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}
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