using UnityEngine;
using System.Collections;
using System.Collections.Generic;
public class CreateAccountSteps : StepsTools
{
    // Singleton
    public static CreateAccountSteps instance;

    void Awake()
    {
        if (instance == null)
            instance = this;
        else
            Destroy(this.gameObject);

        #region Button Handler

        // Next : Proxima tela.
        UI.buttonNext.Init(null, (ht) => { NextSystem(); });
        // Previous : Tela anterior
        UI.buttonPrevious.Init(null, (ht) => { PreviousSystem(); });

        #endregion
    }

    #region Methods

    /// <summary>
    /// <![CDATA[ Method Update ]]>
    /// </summary>
    public override void MethodUpdate()
    {
        base.MethodUpdate();
        #region Next and Previous

        switch (AppManager.APP_TYPE)
        {
            case AppType.Aluno:
                NextButton(UICreateAccountStudent.Access.CheckedInputStudent(Manager.index));
                break;
            case AppType.Professor:
                NextButton(UICreateAccountTeacher.Access.CheckedInputTeacher(Manager.index));
                break;
        }

        if (Manager.index > 0)
            PreviousButton(true);
        else
            PreviousButton(false);

        #endregion
    }
    /// <summary>
    /// <![CDATA[ Next Steps ]]>
    /// </summary>
    public override void NextSystem ()
    {
        base.NextSystem ();

        switch (AppManager.APP_TYPE)
        {
        case AppType.Aluno:
            UICreateAccountStudent.Access.CallbackConfirm(Manager.index);
            break;
        case AppType.Professor:
            UICreateAccountTeacher.Access.CallbackConfirm(Manager.index);
            break;
        }
    }
    // Atualiza a tela passando para próxima
    public bool NextScreen()
    {
        #region Next
        bool nextScreen = Manager.index < Manager.feedback.Length - 1;

        if (nextScreen)
        {
            // Incrementa o proximo index.
            Manager.index += 1;
            // Coloca a UI atual para a categoria "Ja passou".
            AnimationScreen(Transition.disabled, UI.screens[Manager.index - 1]);
            // Coloca a NOVA UI para a categoria "Nova Tela".
            AnimationScreen(Transition.enabled, UI.screens[Manager.index]);
            // UI / UX Atual.
            UpdateScreen();
        }

        return nextScreen;
        #endregion
    }
    /// <summary>
    /// <![CDATA[ Previous Steps ]]>
    /// </summary>
    public override void PreviousSystem()
    {
        base.PreviousSystem();
        #region Previous
        Debug.Log("Click Previous");
        if (Manager.index > 0)
        {
            // Coloca a UI atual para a categoria "Fica em Espera".
            AnimationScreen(Transition.disabled, UI.screens[Manager.index]);
            // Decrementa o index.
            Manager.index -= 1;
            // Coloca a NOVA UI para a categoria "Nova Tela".
            AnimationScreen(Transition.enabled, UI.screens[Manager.index]);
            // Atualiza interface
            UpdateScreen();
        }
        #endregion
    }

     // Next Button State
    public override void NextButton(bool condition) { base.NextButton(condition); }

    // Previous Button State
    public override void PreviousButton(bool condition){ base.PreviousButton(condition); }

    // Reseta todo o sistema de Steps.
    public override void ResetAll () { base.ResetAll(); }

    // Atualiza a Interface.
    public override void UpdateScreen () { base.UpdateScreen (); }

    // Animação da Tela.
    public override void AnimationScreen (Transition type, Animator UI){ base.AnimationScreen (type, UI); }

    #endregion
}