using System;
using System.Collections.Generic;
using System.Text;
using DarkWynter.Game.Globals;
using DarkWynter.Engine.Globals;
using System.Xml;
using Microsoft.Xna.Framework;
using DarkWynter.Engine.Utilities;




namespace DarkWynter.App.ChallengeSet
{
    public class Challenge2 : ChallengeAbstract
    {
        string noForLoops = "for";
        string whileChecks = "while";
        string outCheckBridge1 = "You built step 1 of the bridge.";
        string outCheckBridge2 = "You built step 10 of the bridge.";

        public Challenge2(XmlNode problemNode)
            : base(problemNode)
        {
            this.id = 2;

            foreach (XmlNode instrNode in problemNode)
            {
                challengeDialogue.Add(instrNode.Attributes["text"].Value);
            }
        }

        public override string GetScaffolding()
        {
            challengeSource =
@"using System;
using DarkWynter.Engine.Compiler;

public class Test
{
    public static void MyFunction()
        {
            // This is the Method to build the bridges
            // You need to give the method an int

            CompilerMethods.buildBridge();

        }
}
";
            return challengeSource;
        }

        public override bool ValidateStudentCode(string studentCode, string studentOutput)
        {
            // If base fails, return
            if (!base.ValidateStudentCode(studentCode, studentOutput))
            { return false; }
           // return true;
            string test = studentOutput.Normalize();

            // Check input
            if (!studentCode.Contains(noForLoops)) // is there a for loop?
            {
                if (!studentCode.Contains(whileChecks))  // is there a while loop?
                {
                    // Check output
                    if (studentOutput.StartsWith(outCheckBridge1)) // does it begin with 1?
                    {
                        if (studentOutput.Contains(outCheckBridge2))  // does it end with 10?
                        {
                            Statics_Game.GameSettings.triesNumber++;
                            Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Success Message] Student input and output correct [End Success Message]");
                            App.CompilerControl.customErrorMessage = null;
                            base.setExpPoints();
                            return true;
                        }
                        else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student output is incorrect [End Error Message]");
                        App.CompilerControl.customErrorMessage = "The final int you pass into the bridgeBuilder method must be 10.  Try again.";
                        Statics_Game.GameSettings.triesNumber++;
                        return false;
                    }
                    else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student output is incorrect [End Error Message]");
                    App.CompilerControl.customErrorMessage = "The first int you pass into the bridgeBuilder method must be 1.  Try again.";
                    Statics_Game.GameSettings.triesNumber++;
                    return false;

                }
                else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student used a while loop [End Error Message]");
                App.CompilerControl.customErrorMessage = "Do not use a while loop in your code.  Use brute force instead.  Try again.";
                Statics_Game.GameSettings.triesNumber++;
                return false;
            }
            else
                Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student used a for loop [End Error Message]");
            App.CompilerControl.customErrorMessage = "Do not use a for loop in your code.  Use brute force instead.  Try again.";
            Statics_Game.GameSettings.triesNumber++;
            return false;
        }
        public override bool RunVizualization()
        {

            float amount = 6.0f;
            int radius = 2;

            // to get from island 2 to island 3, start at 26, 0, 103 and end up at 78, 0, 103
            // Set start and endpoints of line
            Vector3 StartPosition = new Vector3(23, 0, 103);
            Vector3 EndPosition = new Vector3(81, 0, 103);

            TerrainModRequest request = new TerrainModRequest(amount, StartPosition, EndPosition, radius, Enums_Engine.TerrainModType.EQUALTO);

            // Mod the terrain
            base.NonControllerBasedTerrainMod(request);
            Statics_Game.GameSettings.isProblemFinished = true;
            return true;
        }
    }
}