using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Com.LuisPedroFonseca.ProCamera2D;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public class ManagerController : MonoBehaviour {
    [SerializeField] ProCamera2DTransitionsFX transition;
    [SerializeField] string mainGameSceneName;
    [SerializeField] string mainMenuSceneName;
    [SerializeField] string sceneViewerSceneName;
    [SerializeField] string managerSceneName;
    [SerializeField] RectTransform menuBox;
    [SerializeField] RectTransform dialogueBox;
    [SerializeField] RectTransform optionPicker;
    [SerializeField] RectTransform scenePicker;
    [SerializeField] RectTransform sidePiecePicker;
    [SerializeField] VerticalLayoutGroup scenePickerList;

    [SerializeField] RectTransform iridaPickButton;
    [SerializeField] RectTransform clemPickButton;
    [SerializeField] RectTransform schroderPickButton;

    [SerializeField] GameObject ScenePickerButtonProto; 

    private void Start() {
        transition.TransitionEnter();
    }

    public void SaveButtonPressed() {
        Debug.Log("TODO: Autosave toggle as option");
        GameData.Save();
        Debug.Log("TODO: Play a save noise");
    }

    public void OptionScenePickerPressed() {
        foreach (Transform child in scenePickerList.transform) {
            Destroy(child.gameObject);
        }

        // Get all unlocked scenes.
        foreach (Dialogue d in VNData.DIALOGUE_DESCRIPTIONS.Keys) {
            if (!VNData.UNLOCKABLES.ContainsKey(d) ||
                GameData.IsUnlocked(VNData.UNLOCKABLES[d])) {
                ViewSceneButtonController newButton = Instantiate(ScenePickerButtonProto).GetComponent<ViewSceneButtonController>();
                newButton.SetUp(d);
                newButton.transform.SetParent(scenePickerList.transform);
            }
        }

        scenePicker.gameObject.SetActive(true);
        optionPicker.gameObject.SetActive(false);
    }

    public void OnChangeSidePiecePressed() {

        optionPicker.gameObject.SetActive(false);
        sidePiecePicker.gameObject.SetActive(true);
        iridaPickButton.gameObject.SetActive(GameData.IsPlayerUnlocked(Employee.Irida));
        clemPickButton.gameObject.SetActive(GameData.IsPlayerUnlocked(Employee.Clem));
        schroderPickButton.gameObject.SetActive(GameData.IsPlayerUnlocked(Employee.Schroder));
    }

    public void SidePiecePickerBackPressed() {
        optionPicker.gameObject.SetActive(true);
        sidePiecePicker.gameObject.SetActive(false);
    }

    public void ScenePickerBackPressed() {
        scenePicker.gameObject.SetActive(false);
        optionPicker.gameObject.SetActive(true);
    }

    public void PickSidePiece(int e) {
        // Why does Modern UI Pack not support enums?!
        GameData.GLOBAL.sidePiece = (Employee)e;
        transition.OnTransitionExitEnded = ResetManager;
        StartTransition();
    }

    void MainMenu() {
        SceneManager.LoadScene(mainMenuSceneName);
    }

    void NextDay() {
        SceneManager.LoadScene(mainGameSceneName);
    }

    void ShowVNScene() {
        SceneManager.LoadScene(sceneViewerSceneName);
    }

    void ResetManager() {
        SceneManager.LoadScene(managerSceneName);
    }

    void StartTransition() {
        transition.TransitionExit();
        menuBox.gameObject.SetActive(false);
        dialogueBox.gameObject.SetActive(false);
    }

    public void SceneViewButtonPressed(Dialogue scene) {
        VNData.NextScene = scene;
        transition.OnTransitionExitEnded = ShowVNScene;
        StartTransition();
        Debug.Log("TODO: Make a sound");
    }

    public void NextDayPressed() {
        transition.OnTransitionExitEnded = NextDay;
        StartTransition();
        Debug.Log("TODO: Make a sound");
    }

    public void MainMenuPressed() {
        Debug.Log("TODO: Maybe add save-first confirmation, or auto-save");
        transition.OnTransitionExitEnded = MainMenu;
        StartTransition();
        Debug.Log("TODO: Make a sound");
    }
}