using UnityEngine;
using System.Collections;

public class NumberWizards : MonoBehaviour {
    // Use this for initialization

    int max;
    int min;
    int guess;
    int counts;

    string maxstringvalue;
    string minstringvalue;
    string tempstring;

    bool maxrangedef;
    bool maxrangemessage;
    bool minrangedef;
    bool minrangemessage;
    bool firstguess;


    void Start () {
        StartGame ();
    }




    // Update is called once per frame
    void Update () {
        DefineRange();
        if (maxrangedef == true && minrangedef == true && firstguess == false){ //Make the first guess

            guess = Random.Range(min, max);
            print ("Is the number higher or lower than " + guess + "?");
            print ("Up = higher, down = lower, return = equal");
            counts = counts + 1;
            firstguess = true;

        } else if (maxrangedef == true && minrangedef == true && firstguess == true){ //Loop realized after first guess
            if (Input.GetKeyDown(KeyCode.UpArrow)) {
                //print("Up arrow pressed");
                min = guess;
                NextGuess ();
                } else if (Input.GetKeyDown(KeyCode.DownArrow)) {
                //print("Down arrow pressed");
                max = guess;
                NextGuess ();
            } else if (Input.GetKeyDown(KeyCode.Return)) {
                print("I won, the number is:" +guess);
                print("Result obtained in: " +guess + "guesses");


                StartGame ();
            }

        }
    }

    void DefineRange(){ //Shift max and min if necessary
        if (maxrangedef == false) {
            DefineMaxrange();
        } else if (minrangedef == false){
            DefineMinrange();
        }
        if (max < min) {
        int maxtemp;
        int mintemp;
        maxtemp = max;
        mintemp = min;
        max = mintemp;
        min = maxtemp;
        print ("Max range was higher than min, values shifted");
        }
    }

    void DefineMaxrange (){ //Get input of the minimum available range from keyboard
        if (maxrangemessage == false) {
         print ("Introduce the maximum range and press enter to confirm");
         maxrangemessage = true;
         }


        if (Input.GetKeyDown(KeyCode.Alpha1)) {
            //print("1  pressed");
            tempstring = "1";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha2)) {
            //print("Up arrow pressed");
            tempstring = "2";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);
;
        }else if (Input.GetKeyDown(KeyCode.Alpha3)) {
            //print("Up arrow pressed");
            tempstring = "3";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha4)) {
            //print("Up arrow pressed");
            tempstring = "4";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha5)) {
            //print("Up arrow pressed");
            tempstring = "5";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha6)) {
            //print("Up arrow pressed");
            tempstring = "6";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha7)) {
            //print("Up arrow pressed");
            tempstring = "7";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha8)) {
            //print("Up arrow pressed");
            tempstring = "8";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha9)) {
            //print("Up arrow pressed");
            tempstring = "9";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha0)) {
            //print("Up arrow pressed");
            tempstring = "0";
            maxstringvalue = maxstringvalue + tempstring;
            print ("the current maximum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Return)) {
            //print("Up arrow pressed");
            int.TryParse(maxstringvalue, out max); //Converts a string of numbers to an int
            if (max == 0){
            print ("The selected maximum range is too high");
            print ("Write a smaller value for maximum range");
            maxstringvalue = "";
            } else {
            maxrangedef = true;
            print ("The selected maximum range is: " +max);
            max = max+1;
            }

        }


    }

    void DefineMinrange (){ //Get input of the minimum available range from keyboard
        if (minrangemessage == false) {
            print ("Introduce the minumum range and press enter to confirm");
            minrangemessage = true;
        }

        if (Input.GetKeyDown(KeyCode.Alpha1)) {

            tempstring = "1";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha2)) {

            tempstring = "2";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);
            ;
        }else if (Input.GetKeyDown(KeyCode.Alpha3)) {

            tempstring = "3";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha4)) {

            tempstring = "4";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha5)) {

            tempstring = "5";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha6)) {

            tempstring = "6";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +maxstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha7)) {

            tempstring = "7";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha8)) {

            tempstring = "8";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha9)) {

            tempstring = "9";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Alpha0)) {

            tempstring = "0";
            minstringvalue = minstringvalue + tempstring;
            print ("the current minimum range is: " +minstringvalue);

        }else if (Input.GetKeyDown(KeyCode.Return)) {

            int.TryParse(minstringvalue, out min); //Converts a string of numbers to an int
            if (min == 0){
            print ("Too big minimum range");
            print ("Write a smaller value for minimum range");
            minstringvalue = "";
            } else {
            minrangedef = true;
            print ("The selected minimum range is: " +min);
            }
        }
    }

    void StartGame (){ //Initialization of the variables and welcome message



        maxrangedef = false;
        minrangedef = false;
        firstguess = false;
        maxrangemessage = false;
        minrangemessage = false;
        minstringvalue = "";
        maxstringvalue = "";
        max=0;
        min=0;
        counts = 0;

        print ("========================");
        print ("Welcome to Number Wizard");
        print ("Pick a number in your head, but don't tell me!");

    }
    void NextGuess () {

        guess = Random.Range(min, max);
        print ("Is the number higher or lower than " +guess +"?");
        print ("Up = higher, down = lower, return = equal");
        counts = counts + 1;
    }
}