using System;
using Microsoft.SPOT;
using System.Net.Sockets;
using System.Threading;
using Microsoft.SPOT.Hardware;
using SecretLabs.NETMF.Hardware;
using SecretLabs.NETMF.Hardware.Netduino;

namespace NetduinoApplication2
{
    class Display
    {
        private bool on, off;

        public static OutputPort D0 = new OutputPort(Pins.GPIO_PIN_D0, false);
        public static OutputPort D1 = new OutputPort(Pins.GPIO_PIN_D1, false);
        public static OutputPort D2 = new OutputPort(Pins.GPIO_PIN_D2, false);
        public static OutputPort D3 = new OutputPort(Pins.GPIO_PIN_D3, false);
        public static OutputPort D4 = new OutputPort(Pins.GPIO_PIN_D4, false);
        public static OutputPort D5 = new OutputPort(Pins.GPIO_PIN_D5, false);
        public static OutputPort D6 = new OutputPort(Pins.GPIO_PIN_D6, false);
        public static OutputPort D7 = new OutputPort(Pins.GPIO_PIN_D7, false);

        public static OutputPort rightDigit = new OutputPort(Pins.GPIO_PIN_D9, false);
        public static OutputPort leftDigit = new OutputPort(Pins.GPIO_PIN_D10, false);


        public void Reset() // resets display to off
        {
            D0.Write(off);
            D1.Write(off);
            D2.Write(off);
            D3.Write(off);
            D4.Write(off);
            D5.Write(off);
            D6.Write(off);
            D7.Write(off);
        }


        public void Write(string inputString)
        {
            if (inputString.Length == 1)
            {
                bool[] temp = CharacterCode(inputString);

                rightDigit.Write(true);  // picks which digit to write to

                D0.Write(temp[0]);
                D1.Write(temp[1]);
                D2.Write(temp[2]);
                D3.Write(temp[3]);
                D4.Write(temp[4]);
                D5.Write(temp[5]);
                D6.Write(temp[6]);
            }

        }

        public void Write(int input)
        {
            string inputString = input.ToString();

            if (inputString.Length == 1)
            {
                bool[] temp = CharacterCode(inputString);

                rightDigit.Write(true); // picks which digit to write to

                D0.Write(temp[0]);
                D1.Write(temp[1]);
                D2.Write(temp[2]);
                D3.Write(temp[3]);
                D4.Write(temp[4]);
                D5.Write(temp[5]);
                D6.Write(temp[6]);
            }

        }


        public void Mode(string mode) // configuration for common anode or common cathode displays
        {
            if (mode == "commonAnode")
            {
                on = false;
                off = true;
            }
            else if (mode == "commonCathode")
            {
                on = true;
                off = false;
            }
            this.Reset(); // resets the display to off when the mode is set
        }


        private bool[] CharacterCode(string charInput)  // returns an array of booleans to code for a character
        {
            switch (charInput)
            {
                // Segments of the display
                //                   A   B   C   D   E   F   G
                case "0":
                    bool[] num0 = { on, on, on, on, on, on, off };
                    return num0;

                case "1":
                    bool[] num1 = { off, on, on, off, off, off, off };
                    return num1;

                case "2":
                    bool[] num2 = { on, on, off, on, on, off, on };
                    return num2;

                case "3":
                    bool[] num3 = { on, on, on, on, off, off, on };
                    return num3;

                case "4":
                    bool[] num4 = { off, on, on, off, off, on, on };
                    return num4;

                case "5":
                    bool[] num5 = { on, off, on, on, off, on, on };
                    return num5;

                case "6":
                    bool[] num6 = { on, off, on, on, on, on, on };
                    return num6;

                case "7":
                    bool[] num7 = { on, on, on, off, off, off, off };
                    return num7;

                case "8":
                    bool[] num8 = { on, on, on, on, on, on, on };
                    return num8;

                case "9":
                    bool[] num9 = { on, on, on, off, off, on, on };
                    return num9;

                case "A":
                    bool[] A = { on, on, on, off, on, on, on };
                    return A;

                case "B":
                    bool[] B = { on, on, on, on, on, on, on };
                    return B;

                case "C":
                    bool[] C = { on, off, off, on, on, on, off };
                    return C;

                case "D":
                    bool[] D = { on, on, on, on, on, on, off };
                    return D;

                case "E":
                    bool[] E = { on, off, off, on, on, on, on };
                    return E;

                default:
                    bool[] error = { off, off, off, off, off, off, off };
                    return error;
            }
        }


    }
}