using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using PixelCrushers.QuestMachine;
using UnityEngine;
using SRDebugger;
using UnityEngine.SceneManagement;
using Quest = PixelCrushers.QuestMachine.Wrappers.Quest;

public class DebugQuestGatherer : MonoBehaviour
{
    private int m_questIndex = 0;
    private const string QUESTER_NAME = "Bascileus";

    private List<QuestGiver> m_questGiversOnScene;
    private DynamicOptionContainer m_container;
    private QuestGiver m_currentQuestGiver;

    private void OnEnable()
    {
        GatherAllQuestGiversOnScene();
        SceneManager.sceneLoaded += OnSceneLoaded;
        SceneManager.sceneUnloaded += DestroyOptionContainer;
    }


    private void OnDisable()
    {
        SceneManager.sceneLoaded -= OnSceneLoaded;
        SceneManager.sceneUnloaded -= DestroyOptionContainer;
    }

    private void OnSceneLoaded(Scene arg0, LoadSceneMode arg1)
    {
        GatherAllQuestGiversOnScene();
        CreatDebugButtons();
    }

    private void GatherAllQuestGiversOnScene()
    {
        m_questGiversOnScene = FindObjectsOfType<QuestGiver>(true).ToList();
    }

    private void DestroyOptionContainer(Scene scene)
    {
        if (m_container != null)
        {
            SRDebug.Instance.RemoveOptionContainer(m_container);
        }
    }

    private void CreatDebugButtons()
    {
        m_container = new DynamicOptionContainer();
        SRDebug.Instance.AddOptionContainer(m_container);

        for (int i = 0; i < m_questGiversOnScene.Capacity; ++i)
        {
            m_currentQuestGiver = m_questGiversOnScene[i];

            for (int j = 0; j < m_currentQuestGiver.questList.Count; j++)
            {
                PixelCrushers.QuestMachine.Quest quest = m_currentQuestGiver
                    .questList[j];
                
                string questName = m_currentQuestGiver
                    .questList[j].title.value;

                if (!quest.isTrackable)
                {
                    continue;
                }

                var index = i;
                var option = OptionDefinition.FromMethod("Start Quest " + questName,
                    () =>
                {
                    m_questGiversOnScene[index].GiveQuestToQuester(quest, QUESTER_NAME);
                },
                    category:"Quests");

                m_container.AddOption(option);
            }
            
        }
    }
}