/**
 * Copyright 2009 Eric R. Dunstan
 * Dunstan Software Creations
 * DunstanSoftwareCreations.com
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections;

namespace GreekNumberOfBeast
{
    public partial class Page : UserControl
    {

	    const string EmptyText = "Type a Name";
	    string NameText = "";
    	int Total = 0;
        Stack<int> NameIndicesStack = new Stack<int>();
	
        char[] GREEK = new char[]{ (char)913, (char)914, (char)915, (char)916, (char)917, (char)918, 
            (char)919, (char)920, (char)921, (char)922, (char)923, (char)924,
			(char)925, (char)926, (char)927, (char)928, (char)929, (char)930, (char)931, (char)932, 
            (char)933, (char)934, (char)935, (char)936, (char)937, (char)938};
        char[] greek = new char[]{ (char)945, (char)946, (char)947, (char)948, (char)949, (char)950, 
            (char)951, (char)952, (char)953, (char)954, (char)955, (char)956,
			(char)957, (char)958, (char)959, (char)960, (char)961, (char)962, (char)963, (char)964, 
            (char)965, (char)966, (char)967, (char)968, (char)969, (char)970};

        string[] ButtonText = new string[]{
            "(A):1",
			"(B):2",
			"(G):3",
			"(D):4",
			"(E):5",
			"(Z):7",
			"(E):8",
			"(TH):9",
			"(I):10",
			"(K):20",
			"(L):30",
			"(M):40",
			"(N):50",
			"(X):60",
			"(O):70",
			"(P):80",
			"(R):100",
			"(S):200",
			"(T):300",
			"(U,Y):400",
			"(PH):500",
			"(CH):600",
			"(PS):700",
			"(O):800"
        };

        int[] number = new int[] { 1, 2, 3, 4, 5, 7, 8, 9, 10, 20, 30, 40, 50, 60, 70, 80, 100, 200, 300, 400, 500, 600, 700, 800 };

        Button[] buttons = new Button[24];

        public Page()
        {
            InitializeComponent();


            buttons[0] = ButtonAlpha;
            buttons[1] = ButtonBeta;
            buttons[2] = ButtonGamma;
            buttons[3] = ButtonDelta;
            buttons[4] = ButtonEpsilon;
            buttons[5] = ButtonZeta;
            buttons[6] = ButtonEta;
            buttons[7] = ButtonTheta;
            buttons[8] = ButtonIota;
            buttons[9] = ButtonKappa;
            buttons[10] = ButtonLambda;
            buttons[11] = ButtonMu;
            buttons[12] = ButtonNu;
            buttons[13] = ButtonXi;
            buttons[14] = ButtonOmicron;
            buttons[15] = ButtonPi;
            buttons[16] = ButtonRho;
            buttons[17] = ButtonSigma;
            buttons[18] = ButtonTau;
            buttons[19] = ButtonUpsilon;
            buttons[20] = ButtonPhi;
            buttons[21] = ButtonChi;
            buttons[22] = ButtonPsi;
            buttons[23] = ButtonOmega;

            for (int i = 0, j = 0; i < buttons.Length; ++i)
            {
                if (i == 17)
                {
                    j = 1;
                    buttons[i].Content = " " + GREEK[i + j] + "," + greek[i + j] + "," + greek[i] + ButtonText[i] + " ";
                }
                else
                {
                    buttons[i].Content = " " + GREEK[i + j] + "," + greek[i + j] + ButtonText[i] + " ";
                }
            }
        }

        public void backSpace()
        {
            if (NameText.Length > 0) NameText = NameText.Substring(0, NameText.Length - 1);
            if (NameText.Length == 0) NameBlock.Text = EmptyText;
            else NameBlock.Text = NameText + " = " + Total;
        }
        public void addChar(int index)
        {
            if (index < 0) NameText += ' ';
            else
            {
                if (index <= 16) NameText += GREEK[index];
                else NameText += GREEK[index + 1];
            }
            NameBlock.Text = NameText + " = " + Total;
        }
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            Button B = sender as Button;

            for (int i = 0; i < buttons.Length; ++i)
            {
                if (B == buttons[i])
                {
                    Total += number[i];
                    NameIndicesStack.Push(i);
                    addChar(i);
                    break;
                }
            }
        }

        private void ButtonReset_Click(object sender, RoutedEventArgs e)
        {
            NameIndicesStack.Clear();
            Total = 0;
            NameText = "";
            NameBlock.Text = EmptyText;
        }

        private void ButtonSpace_Click(object sender, RoutedEventArgs e)
        {
            if (Total > 0 && NameIndicesStack.Peek() >= 0)
            {
                NameIndicesStack.Push(-1);
                addChar(-1);
            }
        }

        private void ButtonBackSpace_Click(object sender, RoutedEventArgs e)
        {
            if (NameIndicesStack.Count > 0)
            {
                int i = NameIndicesStack.Pop();
                if (i >= 0) Total -= number[i];
                backSpace();
            }
        }
    }
}