using UnityEngine;

/// <summary>
/// Example script showing how to use the Quest Manager system
/// </summary>
public class QuestExample : MonoBehaviour
{
    [Header("Example Quest Usage")]
    [SerializeField] private string exampleQuestId = "kill_wolves";
    [SerializeField] private string objectiveId = "kill_objective";
    
    void Start()
    {
        // Subscribe to quest events
        if (QuestManager.Instance != null)
        {
            QuestManager.Instance.OnQuestStarted += OnQuestStarted;
            QuestManager.Instance.OnQuestCompleted += OnQuestCompleted;
            QuestManager.Instance.OnObjectiveProgressed += OnObjectiveProgressed;
        }
    }
    
    void Update()
    {
        // Example: Test quest functionality with keyboard inputs
        if (Input.GetKeyDown(KeyCode.Q))
        {
            StartExampleQuest();
        }
        
        if (Input.GetKeyDown(KeyCode.P))
        {
            ProgressExampleObjective();
        }
        
        if (Input.GetKeyDown(KeyCode.C))
        {
            CompleteExampleQuest();
        }
        
        if (Input.GetKeyDown(KeyCode.A))
        {
            AbandonExampleQuest();
        }
        
        if (Input.GetKeyDown(KeyCode.S))
        {
            CheckQuestStatus();
        }
    }
    
    // Example methods for quest management
    public void StartExampleQuest()
    {
        if (QuestManager.Instance != null)
        {
            bool success = QuestManager.Instance.StartQuest(exampleQuestId);
            Debug.Log($"Start quest result: {success}");
        }
    }
    
    public void ProgressExampleObjective()
    {
        if (QuestManager.Instance != null)
        {
            bool success = QuestManager.Instance.ProgressObjective(exampleQuestId, objectiveId, 1);
            Debug.Log($"Progress objective result: {success}");
        }
    }
    
    public void CompleteExampleQuest()
    {
        if (QuestManager.Instance != null)
        {
            bool success = QuestManager.Instance.CompleteQuest(exampleQuestId);
            Debug.Log($"Complete quest result: {success}");
        }
    }
    
    public void AbandonExampleQuest()
    {
        if (QuestManager.Instance != null)
        {
            bool success = QuestManager.Instance.AbandonQuest(exampleQuestId);
            Debug.Log($"Abandon quest result: {success}");
        }
    }
    
    public void CheckQuestStatus()
    {
        if (QuestManager.Instance != null)
        {
            var status = QuestManager.Instance.GetQuestStatus(exampleQuestId);
            var progress = QuestManager.Instance.GetObjectiveProgress(exampleQuestId, objectiveId);
            Debug.Log($"Quest Status: {status}, Objective Progress: {progress}");
        }
    }
    
    // Event handlers
    private void OnQuestStarted(Quest quest)
    {
        Debug.Log($"Quest Started: {quest.questName}");
    }
    
    private void OnQuestCompleted(Quest quest)
    {
        Debug.Log($"Quest Completed: {quest.questName}");
    }
    
    private void OnObjectiveProgressed(Quest quest, QuestObjective objective)
    {
        Debug.Log($"Objective Progress: {quest.questName} - {objective.description} ({objective.currentAmount}/{objective.targetAmount})");
    }
    
    private void OnDestroy()
    {
        // Unsubscribe from events
        if (QuestManager.Instance != null)
        {
            QuestManager.Instance.OnQuestStarted -= OnQuestStarted;
            QuestManager.Instance.OnQuestCompleted -= OnQuestCompleted;
            QuestManager.Instance.OnObjectiveProgressed -= OnObjectiveProgressed;
        }
    }
}