//---------------------------------------------------------------------------------------------------------------------------------------------------
// <copyright file="Challenge3.cs" company="DarkWynter Studios">
//     Copyright (C)2007 DarkWynter Studios.  All rights reserved.
// </copyright>
//---------------------------------------------------------------------------------------------------------------------------------------------------
// {Contact : darkwynter.com for licensing information
//---------------------------------------------------------------------------------------------------------------------------------------------------

namespace DarkWynter.App.ChallengeSet
{
    #region Using Statements
    using System;
    using System.Collections.Generic;
    using System.Text;

    using DarkWynter.Engine.Globals;
    using System.Xml;
    using Microsoft.Xna.Framework;
    using DarkWynter.Engine.Utilities; 
    #endregion
    /// <summary>
    /// 
    /// </summary>
    public class Challenge3 : ChallengeAbstract
    {
        string noForLoops = "for";
        string whileChecks = "while";
        string checkCounter = "buildBridge(step)";
        string outCheckBridge1 = "You built step 1 of the bridge.";
        string outCheckBridge2 = "You built step 10 of the bridge.";

        /// <summary>
        /// Constructor
        /// </summary>
        /// <param name="problemNode">XML Node</param>
        public Challenge3(XmlNode problemNode)
            : base(problemNode)
        {
            this.id = 3;

            foreach (XmlNode instrNode in problemNode)
            {
                challengeDialogue.Add(instrNode.Attributes["text"].Value);
            }
        }
        /// <summary>
        /// Scaffolding for the challenge
        /// </summary>
        /// <returns>challengeSource</returns>
        public override string GetScaffolding()
        {
            challengeSource =
@"using System;
using DarkWynter.Engine.Compiler;

public class Test
{
    public static void MyFunction()
        {
            // Method to build the bridges
            // You need to give the method an int
            int step = 1;
           
                CompilerMethods.buildBridge();

step ++;
            
        }
}
";
            return challengeSource;
        }
        /// <summary>
        /// Parses the student code for validity
        /// </summary>
        /// <param name="studentCode">Student's Code</param>
        /// <param name="studentOutput">Output from the compiler</param>
        /// <returns>bool</returns>
        public override bool ValidateStudentCode(string studentCode, string studentOutput)
        {
            // If base fails, return
            if (!base.ValidateStudentCode(studentCode, studentOutput))
            { return false; }
            //return true;
            // Check input
            if (!studentCode.Contains(noForLoops))  // did they use a for loop?
            {
                if (studentCode.Contains(whileChecks)) // did they use a while loop?
                {
                    if (studentCode.Contains(checkCounter)) // is the counter in the right place?
                    {
                        // Check output
                        if (studentOutput.StartsWith(outCheckBridge1))  // start with one?
                        {
                            if (studentOutput.Contains(outCheckBridge2)) // end with 10?
                            {
                                Statics_Engine.GameSettings.triesNumber++;
                                Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Success Message] Student input and output correct [End Success Message]");
                                base.setExpPoints();
                                return true;
                            }
                            else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Output 2 incorrect [End Error Message]");
                            App.CompilerControl.customErrorMessage = "The final int you pass into the bridgeBuilder method must be 10.  Try again.";
                            Statics_Engine.GameSettings.triesNumber++;
                            App.CompilerControl.customErrorMessage = null;
                            return false;
                        }
                        else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Output 1 incorrect [End Error Message]");
                        App.CompilerControl.customErrorMessage = "The first int you pass into the bridgeBuilder method must be 1.  Try again.";
                        Statics_Engine.GameSettings.triesNumber++;
                        return false;
                    }
                    else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student did not place the counter correctly for the method[End Error Message]");
                    App.CompilerControl.customErrorMessage = "You need to pass the variable step into the buildBridge method.";
                    Statics_Engine.GameSettings.triesNumber++;
                    return false;
                }
                else Logging.G2LLogList.Add(DateTime.Now.ToString() + " - [Error Message] Student used a while loop correctly [End Error Message]");
                App.CompilerControl.customErrorMessage = "Use a while loop.  Try again.";
                Statics_Engine.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 a while loop instead.  Try again.";
            Statics_Engine.GameSettings.triesNumber++;
            return false;
        }
        /// <summary>
        /// Run the set visualization
        /// </summary>
        /// <returns>bool</returns>
        public override bool RunVizualization()
        {
            float amount = 6.0f;
            int radius = 2;
            Vector3 position = new Vector3(95.0f, 0.0f, 0.0f);
           

            // to get from island 3 to island 4, start at 95, 0, 79 and end up at 95, 0, 28
            // Set start and endpoints of line
            Vector3 StartPosition = new Vector3(95, 0, 82);
            Vector3 EndPosition = new Vector3(95, 0, 28);

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

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

    }
}