Quest.cs

using System;
using System.Collections.Generic;
using UnityEngine;

[System.Serializable]
public class Quest
{
    public string questId;
    public string title;
    public string description;
    public QuestType type;
    public List<QuestObjective> objectives;
    public QuestReward reward;
    public QuestStatus status;
    public string questGiver;
    public float timeLimit = -1f; // -1 means no time limit
    public int requiredLevel = 1;

    public Quest()
    {
        questId = Guid.NewGuid().ToString();
        objectives = new List<QuestObjective>();
        status = QuestStatus.Available;
    }

    public bool IsComplete()
    {
        if (objectives == null || objectives.Count == 0) return false;
        return objectives.TrueForAll(o => o.isCompleted);
    }
}

[System.Serializable]
public class QuestObjective
{
    public string description;
    public int requiredAmount;
    public int currentAmount;
    public bool isCompleted;
    public Vector3 location;
    public float radius = 5f;

    public void UpdateProgress(int amount)
    {
        currentAmount = Mathf.Min(currentAmount + amount, requiredAmount);
        isCompleted = currentAmount >= requiredAmount;
    }
}

[System.Serializable]
public class QuestReward
{
    public int experience;
    public int gold;
    public List<ItemReward> items;
    public float reputationGain;

    public QuestReward()
    {
        items = new List<ItemReward>();
    }
}

public enum QuestType
{
    Collection,
    Elimination,
    Exploration,
    Escort,
    Delivery
}

public enum QuestStatus
{
    Available,
    Active,
    Completed,
    Failed
}