using System;
using UnityEngine;
using BaseGames.Dialogue;

namespace BaseGames.Quest
{
    /// <summary>
    /// 任务定义 SO（架构 22_QuestChallengeModule §2）。
    /// 资产路径: Assets/ScriptableObjects/Quest/Quest_{questId}.asset
    /// </summary>
    [CreateAssetMenu(menuName = "BaseGames/Quest/Quest")]
    public class QuestSO : ScriptableObject
    {
        [Header("标识")]
        public string questId;          // 唯一 ID，如 "Quest_FindMushroom"
        public string displayName;
        [TextArea(2, 6)]
        public string description;
        public Sprite icon;

        [Header("目标链")]
        public QuestObjectiveSO[] objectives;   // 按顺序完成，全部完成 = 可交完

        [Header("前置条件")]
        public string[] prerequisiteQuestIds;   // 所有前置任务 Completed 后才可接
        public int      minAffinityToAccept;     // NPC 好感度门槛（0 = 无限制）

        [Header("奖励")]
        public RewardSO reward;

        [Header("失败条件（可选）")]
        public bool               canFail;
        public QuestObjectiveSO   failCondition;

        [Header("完成后续任务（分支）")]
        public QuestBranch[] branches;
    }

    [Serializable]
    public class QuestBranch
    {
        public string   conditionQuestId;    // 若此任务已完成 → 走本分支（空 = 默认）
        public QuestSO  nextQuest;
        public string   npcDialogueKey;      // 触发 NPC 对话 key
    }
}