/*
 * ScienceBuilding.cs
 * Authors: Bradley Blankenship
 * Copyright (c) 2007-2008 Cornell University

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; either version 2
 of the License, or (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Xna.Framework.Content;

namespace BuildingSharedContent
{
    /// <summary>
    /// Represents a building for researching new technologies scientifically.
    /// </summary>
    public class ScienceBuilding : Building
    {
        #region Fields

        // The required number of scientists to work the building
        int mRequiredScientists;

        // The actual number of scientists working here
        int mScientists;

        // String of technologies we can make
        string mTechnologiesString;

        // The list of technologies this building can produce
        List<string> mProductionTechnologies;

        #endregion

        #region Properties

        /// <summary>
        /// Allows access to the number of required scientists.
        /// </summary>
        public int RequiredScientists
        {
            get { return mRequiredScientists; }
            set { mRequiredScientists = value; }
        }

        /// <summary>
        /// Allows access to the string of the technologies this facility
        /// provides. This is used during intialization to load the
        /// appropriate technologies.
        /// </summary>
        public string Technologies
        {
            get { return mTechnologiesString; }
            set { mTechnologiesString = value; }
        }

        /// <summary>
        /// Allows access to the actual number of scientists working in
        /// this building.
        /// </summary>
        [ContentSerializerIgnore]
        public int Scientists
        {
            get { return mScientists; }
            set { mScientists = value; }
        }

        /// <summary>
        /// Allows access to use the list of technologies for the building.
        /// </summary>
        [ContentSerializerIgnore]
        public List<string> ProductionTechnologies
        {
            get { return mProductionTechnologies; }
        }

        #endregion

        #region Constructs

        /// <summary>
        /// Base constructor.
        /// </summary>
        public ScienceBuilding()
        {
            // Create the list of technologies
            mProductionTechnologies = new List<string>();
        }

        #endregion

        #region Initialization

        /// <summary>
        /// Initialize the building.
        /// </summary>
        public override void Initialize()
        {
            throw new Exception("The method or operation is not implemented.");
        }

        #endregion
    }

    /// <summary>
    /// The reader for reading in science buildings from file.
    /// </summary>
    public class ScienceBuildingContentReader : ContentTypeReader<ScienceBuilding>
    {
        /// <summary>
        /// Reads in the given science building.
        /// </summary>
        /// <param name="input">The content reader.</param>
        /// <param name="existingInstance">The existing instance, if needed.</param>
        /// <returns>The science building</returns>
        protected override ScienceBuilding Read(
                ContentReader input,
                ScienceBuilding existingInstance)
        {
            // The return value
            ScienceBuilding retVal;

            // If the existing instance isn't null
            if (existingInstance != null)
            {
                // Make the retVal us
                retVal = existingInstance;
            }
            else
            {
                // Make a new one
                retVal = new ScienceBuilding();

                // Get the basic building values
                retVal.Name = input.ReadString();
                retVal.ModelName = input.ReadString();
                retVal.FootPrintSize = input.ReadInt32();
                retVal.Costs = input.ReadString();
                retVal.RequiredUnskilledWorkers = input.ReadInt32();
                retVal.RequiredSkilledWorkers = input.ReadInt32();
                retVal.Upkeep = input.ReadString();
                retVal.Upgrade = input.ReadString();

                // Get the science specific values
                retVal.RequiredScientists = input.ReadInt32();
                retVal.Technologies = input.ReadString();
            }

            // Return the new science building
            return retVal;
        }
    }
}