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

public class TextController : MonoBehaviour {

    public Text text;

    private enum States {cell, mirror, sheets_0, lock_0, cell_mirror, sheets_1, lock_1, freedom};

    private States myState;

    // Use this for initialization
    void Start () {
        myState = States.cell;
    }

    // Update is called once per frame
    void Update ()
    {
        print (myState);
        if (myState == States.cell)             {state_cell ();}
        else if (myState == States.sheets_0)    {state_sheets_0 ();}
        else if (myState == States.sheets_1)    {state_sheets_1 ();}
        else if (myState == States.lock_0)      {state_lock_0 ();}
        else if (myState == States.lock_1)      {state_lock_1 ();}
        else if (myState == States.mirror)      {state_mirror ();}
        else if (myState == States.cell_mirror) {state_cell_mirror ();}
        else if (myState == States.freedom)     {state_freedom ();}
    }

    void state_cell ()
    {
        text.text = "You are in a prison cell, and you want to escape. There are " +
        "some dirty sheets on the bed, a mirror on the wall, and the door " +
        "is locked from the outside.\n\n" +
        "Press S the view Sheets, press M to view Mirror and L to view Lock";

        if (Input.GetKeyDown (KeyCode.S)) {
            myState = States.sheets_0;
        } else if (Input.GetKeyDown (KeyCode.M)) {
            myState = States.mirror;
        } else if (Input.GetKeyDown (KeyCode.L)) {
            myState = States.lock_0;
        }

    }

    void state_mirror ()
    {
        text.text = "The dirty old mirror on the wall seems loose... \n\n" +
        "Press T to take the mirror, or R to return to cell";

        if (Input.GetKeyDown (KeyCode.T)) {
            myState = States.cell_mirror;
        } else if (Input.GetKeyDown (KeyCode.R)) {
            myState = States.cell;
        }

    }

    void state_cell_mirror ()
    {
        text.text = "You are still in your cell, and you STILL want to escape! There are " +
                    " some dirty sheets on the bed a mark where the mirror was, " +
                    "and that pesky door is still there, firmly locked!\n\n" +
                    "Press S to view Sheets, or L to view Lock";

        if (Input.GetKeyDown (KeyCode.S)) {
            myState = States.sheets_1;
        } else if (Input.GetKeyDown (KeyCode.L)) {
            myState = States.lock_1;
        }

    }

    void state_sheets_0 ()
    {
        text.text = "You can't believe you sleep in these things. Surely it's " +
                     "time somebody changed them. The pleasures of prison life " +
                    "I guess!\n\n" +
                    "Press R to return to roaming in your cell";

        if (Input.GetKeyDown (KeyCode.R)) {
            myState = States.cell;
        }

    }

    void state_sheets_1 ()
    {
        text.text = "You can't believe you sleep in these things. They still " +
                     "haven't been changed... The pleasures of prison life " +
                    "I guess!\n\n" +
                    "Press R to return to roaiming in your cell";

        if (Input.GetKeyDown (KeyCode.R)) {
            myState = States.cell_mirror;
        }

    }

    void state_lock_0 ()
    {
        text.text = "This is one of those button locks. You have no idea what the " +
                    "combination is. You wish you could somehow see where the dirty " +
                    "fingerprints were, maybe that would help.\n\n" +
                    "Press R to return to roaiming in your cell";

        if (Input.GetKeyDown (KeyCode.R)) {
            myState = States.cell;
        }

    }

    void state_lock_1 ()
    {
        text.text = "You carefully put the mirror through the barsm abd turn it round " +
                    "so you can see the lock. You can just make out fingerprints around " +
                    "the buttons. You press the dirty buttons... You hear a click!\n\n" +
                    "Press O to Open, or R to return to your cell";

        if (Input.GetKeyDown (KeyCode.O)) {
            myState = States.freedom;
        } else if (Input.GetKeyDown (KeyCode.R)) {
            myState = States.cell_mirror;
        }

    }

    void state_freedom ()
    {
        text.text = "You are free! \n\n" +
                    "Press P to play again";

        if (Input.GetKeyDown (KeyCode.P)) {
            myState = States.cell;
        }

    }
}