/*

 * Copyright (c) 2010, Tess Snider

 Permission is hereby granted, free of charge, to any person obtaining a copy

 of this software and associated documentation files (the "Software"), to deal

 in the Software without restriction, including without limitation the rights

 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 copies of the Software, and to permit persons to whom the Software is

 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in

 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 THE SOFTWARE.

*/

using Gtk;

using System;

using System.IO;

using System.IO.Compression;

using System.Collections.Generic;

using System.Text.RegularExpressions;

namespace DesertPaintLab

{

	public class PlayerProfile

	{

		string name;

		string directory;

		string reactFile;

        string reagentFile;

        static Regex recipeHeaderRegex = new Regex(@"^--- Recipe: (?<colorname>(\w*\s)*\w+)\s*");

        static Regex recipeIngredientRegex = new Regex(@"(?<ingredient>(\w+\s)?\w+)\s*\|\s*(?<quantity>\d+)\s*");

        ReactionSet reactions = new ReactionSet();

        // ingredient -> [ingredient, reaction]

		//SortedDictionary<string, SortedDictionary<string, Reaction>> reactions =

		//	new SortedDictionary<string, SortedDictionary<string, Reaction>>();

        SortedDictionary<string, PaintRecipe> recipes;

        static PlayerProfile current = null;

        static PlayerProfile Current

        {

            get {

                return current;

            }

        }

        public string LastError { get; private set; }

		public PlayerProfile(string name, string directory)

		{

			this.name = name;

			this.directory = directory;

			this.reactFile = System.IO.Path.Combine(directory, "dp_reactions.txt");

            this.reagentFile = System.IO.Path.Combine(directory, "ingredients.txt");

            this.recipes = new SortedDictionary<string, PaintRecipe>();

            foreach (PaintColor color in Palette.Colors)

            {

                this.recipes.Add(color.Name, new PaintRecipe());

            }

		}

        public string Directory

        {

            get {

                return this.directory;

            }

        }

        public ReactionSet Reactions

        {

            get {

                return this.reactions;

            }

        }

        public string ReagentFile

        {

            get {

                return this.reagentFile;

            }

        }

        public SortedDictionary<string, PaintRecipe> Recipes

        {

            get {

                return this.recipes;

            }

        }

        public int RecipeCount

        {

            get {

                int count = 0;

                foreach (PaintRecipe recipe in this.recipes.Values)

                {

                    if (recipe.IsValid)

                    {

                        ++count;

                    }

                }

                return count;

            }

        }

		public bool Initialize()

		{

            if (!System.IO.Directory.Exists(templatePath))

            {

                LastError = "Failed to find profile template folder.";

                return false;

            }

			DirectoryInfo di = new DirectoryInfo(templatePath);

			FileInfo[] templateFiles = di.GetFiles();

			foreach (FileInfo file in templateFiles)

			{

                string destFile = System.IO.Path.Combine(directory, file.Name);

				System.IO.File.Copy(file.FullName, destFile, true);

                if (!File.Exists(destFile))

                {

                    LastError = "Failed to copy template file " + file.Name + ".";

                    return false;

                }					

			}

            return true;

		}

		public void ConvertFromPP(string ppFile, string dpFile)

		{

			string line;

			using (StreamReader reader = new StreamReader(ppFile))

			{

				using (StreamWriter writer = new StreamWriter(dpFile))

				{

					while ((line = reader.ReadLine()) != null) 

                	{

						string[] tokens = line.Split(null);

						if ((tokens.Length > 0) && (tokens[0] != "//"))

						{							

							// Write reaction.

							writer.Write(tokens[0] + " " + tokens[2] + " ");

							switch (tokens[4])

							{

							case "W":

								writer.WriteLine(tokens[6] + " " + tokens[6] + " " + tokens[6]);

								break;

							case "R":

								writer.WriteLine(tokens[6] + " 0 0");

								break;

							case "G":

								writer.WriteLine("0 " + tokens[6] + " 0");

								break;

							case "B":

								writer.WriteLine("0 0 " + tokens[6]);

								break;	

							}

							// Write reverse reaction.

							writer.Write(tokens[2] + " " + tokens[0] + " ");

							switch (tokens[4])

							{

							case "W":

								writer.WriteLine(tokens[8] + " " + tokens[8] + " " + tokens[8]);

								break;

							case "R":

								writer.WriteLine(tokens[8] + " 0 0");

								break;

							case "G":

								writer.WriteLine("0 " + tokens[8] + " 0");

								break;

							case "B":

								writer.WriteLine("0 0 " + tokens[8]);

								break;	

							}							

						}

					}

				}

			}

		}

		public bool SaveToPP(string ppFile)

		{

			Reaction reaction1, reaction2;

			using (StreamWriter writer = new StreamWriter(ppFile))

			{

                foreach (string reagentName1 in ReagentManager.Names)

                {

                    // TODO: could be more efficient by only iterating over the names after reagent1

                    foreach (string reagentName2 in ReagentManager.Names)

                    {

                        if (reagentName1.Equals(reagentName2))

                        {

                            continue;

                        }

                        Reagent reagent1 = ReagentManager.GetReagent(reagentName1);

                        Reagent reagent2 = ReagentManager.GetReagent(reagentName2);

                        reaction1 = reactions.Find(reagent1, reagent2);

                        if (reaction1 != null && !reaction1.Exported)

                        {

                            reaction2 = reactions.Find(reagent2, reagent1);

                            if (reaction2 != null)

                            {

								writer.Write(reagent1.PracticalPaintName + " | " + reagent2.PracticalPaintName + " | ");

								if ((Math.Abs(reaction1.Red) > Math.Abs(reaction1.Green)) ||

								    (Math.Abs(reaction2.Red) > Math.Abs(reaction2.Green)))

								{

									writer.WriteLine("R | " + reaction1.Red + " | " + reaction2.Red);	

								}

								else if ((Math.Abs(reaction1.Green) > Math.Abs(reaction1.Red)) ||

									(Math.Abs(reaction2.Green) > Math.Abs(reaction2.Red)))

								{

									writer.WriteLine("G | " + reaction1.Green + " | " + reaction2.Green);	

								}

								else if ((Math.Abs(reaction1.Blue) > Math.Abs(reaction1.Red)) ||

									(Math.Abs(reaction2.Blue) > Math.Abs(reaction2.Red)))

								{

									writer.WriteLine("B | " + reaction1.Blue + " | " + reaction2.Blue);

								}

								else

								{

									writer.WriteLine("W | " + reaction1.Red + " | " + reaction2.Red);	

								}

								reaction1.Exported = true;

								reaction2.Exported = true;

							}

						}

					}

				}

			}

			// Clear Exported flags.

            foreach (string reagentName1 in ReagentManager.Names)

            {

                // TODO: could be more efficient by only iterating over the names after reagent1

                foreach (string reagentName2 in ReagentManager.Names)

                {

                    if (reagentName1.Equals(reagentName2))

                    {

                        continue;