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

public class StorylineGlobalManager : MonoBehaviour
{
    [SerializeField] StorylineMirrorLibraryManager StorylineMirrorLibraryManager;
    [SerializeField] StorylineChildrenPastManager storylineChildrenPastManager;

    private void Start()
    {
        StartCoroutine(CheckIfLoadIsCompleted());
    }

    IEnumerator CheckIfLoadIsCompleted()
    {
        while (LoadManager.GetInstance().LoadingGame || LoadManager.GetInstance().IsEnteringNewGame)
        {
            print("Still loading...");
            yield return null;
        }

        print("Done loading, updating storyline state");
        //When done loading:
        StartCoroutine(UpdateGlobalStorylineState());
    }

    public enum StorylineGlobalState
    {
        CheckWhatManagerShouldBeActive,
        StorylineMirrorLibraryManagerIsActive,
        StorylineChildrenPastManagerIsActive
    }

    public StorylineGlobalState storylineGlobalState = StorylineGlobalState.CheckWhatManagerShouldBeActive;

    private void GoToNextStorylineStateAfterLoad() 
    {
        GameProgressManager.GetInstance().loadCurrentGlobalStorylineState = false;
        print("Bro please");


    }

    IEnumerator UpdateGlobalStorylineState() 
    {
        while (GameProgressManager.GetInstance().loadCurrentGlobalStorylineState)
        {
            UpdateStorylineState();
            //if (!GameProgressManager.GetInstance().loadCurrentStorylineState) 
            //{
            //    GameProgressManager.GetInstance().loadCurrentGlobalStorylineState = false;
            //}
            print("Is updating gloabl storyline state");
            yield return null;
        }
    }

    IEnumerator ForceFalseLoadCurrentStorylineStateTimer() 
    {
        yield return new WaitForSeconds(1f);
        GameProgressManager.GetInstance().loadCurrentStorylineState = false;
    }

    public void UpdateStorylineState() 
    {
        switch (storylineGlobalState)
        {
            case StorylineGlobalState.CheckWhatManagerShouldBeActive:
                if (GameProgressManager.GetInstance().loadCurrentGlobalStorylineState)
                {
                    if (GameProgressManager.GetInstance().currentGlobalStorylineState != "")//If is not empty
                    {
                        //storylineGlobalState = (StorylineGlobalState)Enum.Parse(typeof(StorylineGlobalState), GameProgressManager.GetInstance().currentGlobalStorylineState);
                        //GoToNextStorylineStateAfterLoad();
                        storylineGlobalState = (StorylineGlobalState)Enum.Parse(typeof(StorylineGlobalState), GameProgressManager.GetInstance().currentGlobalStorylineState);
                    }
                    //else //Else entered the game for the first time
                    //{
                    //    GameProgressManager.GetInstance().loadCurrentGlobalStorylineState = false;
                    //    storylineGlobalState = StorylineGlobalState.StorylineMirrorLibraryManagerIsActive; //Got to update mirror library because new game started for the demo scene.
                    //}
                }
                else //Else entered the game for the first time
                {
                    storylineGlobalState = StorylineGlobalState.StorylineMirrorLibraryManagerIsActive; //Got to update mirror library because new game started for the demo scene.
                    UpdateStorylineState();
                    GameProgressManager.GetInstance().loadCurrentGlobalStorylineState = false;
                }
                break;
            case StorylineGlobalState.StorylineMirrorLibraryManagerIsActive:
                StorylineMirrorLibraryManager.gameObject.SetActive(true);
                StorylineMirrorLibraryManager.UpdateStoryline();
                MemorizeTemporarilyCurrentStorylineGlobalState();
                print("Entered StorylineMirrorLibraryManagerIsActive");
                break;
            case StorylineGlobalState.StorylineChildrenPastManagerIsActive:
                StorylineMirrorLibraryManager.gameObject.SetActive(false);
                storylineChildrenPastManager.gameObject.SetActive(true);
                if (GameProgressManager.GetInstance().loadCurrentStorylineState) //If it should load the current storylinestate:)
                {
                    storylineChildrenPastManager.UpdateStorylineAfterLoad();
                    print("Updated storyline after load");

                }
                else 
                {
                    storylineChildrenPastManager.UpdateStoryline();
 
                }
                MemorizeTemporarilyCurrentStorylineGlobalState();
                print("Entered StorylineChildrenPastManagerIsActive");
                break;
            default:
                break;
        }
    }

    public void MemorizeTemporarilyCurrentStorylineGlobalState()
    {
        GameProgressManager.GetInstance().currentGlobalStorylineState = storylineGlobalState.ToString();
    }

    /// <summary>
    /// /Increases to the next loop
    /// </summary>
    public void UpdateToTheNextCurrentStorylineGlobalState()
    {
        // Get all values of the enum
        StorylineGlobalState[] allCases = (StorylineGlobalState[])Enum.GetValues(typeof(StorylineGlobalState));

        // Get the index of the current case
        int currentIndex = Array.IndexOf(allCases, storylineGlobalState);

        // Increment the index
        currentIndex++;

        // Wrap around if it exceeds the array length
        if (currentIndex >= allCases.Length)
        {
            currentIndex = 0; // Go back to the first case or handle differently if desired
        }

        // Update the current case
        storylineGlobalState = allCases[currentIndex];

        UpdateStorylineState();
    }
}