// Copyright (c) 2014, Outercurve Foundation.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// - Redistributions of source code must  retain  the  above copyright notice, this
//   list of conditions and the following disclaimer.
//
// - Redistributions in binary form  must  reproduce the  above  copyright  notice,
//   this list of conditions  and  the  following  disclaimer in  the documentation
//   and/or other materials provided with the distribution.
//
// - Neither  the  name  of  the  Outercurve Foundation  nor   the   names  of  its
//   contributors may be used to endorse or  promote  products  derived  from  this
//   software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT  NOT  LIMITED TO, THE IMPLIED
// WARRANTIES  OF  MERCHANTABILITY   AND  FITNESS  FOR  A  PARTICULAR  PURPOSE  ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL,  SPECIAL,  EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO,  PROCUREMENT  OF  SUBSTITUTE  GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  HOWEVER  CAUSED AND ON
// ANY  THEORY  OF  LIABILITY,  WHETHER  IN  CONTRACT,  STRICT  LIABILITY,  OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING  IN  ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Xml.Serialization;

namespace WebsitePanel.Ecommerce.EnterpriseServer
{
	public interface IKeyValueBunch
	{
		/// <summary>
		/// 
		/// </summary>
		/// <param name="settingName"></param>
		/// <returns></returns>
		[XmlIgnore]
		string this[string settingName] { get; set; }
		/// <summary>
		/// 
		/// </summary>
		/// <returns></returns>
		string[] GetAllKeys();
	}

	[Serializable]
	public class KeyValueBunch : IKeyValueBunch
	{
		private NameValueCollection _settings;
		private bool hasPendingChanges;

		public string[][] KeyValueArray;

		[XmlIgnore]
		public bool IsEmpty
		{
			get { return (KeyValueArray == null || KeyValueArray.Length == 0); }
		}

		[XmlIgnore]
		public bool HasPendingChanges
		{
			get { return hasPendingChanges; }
		}

		[XmlIgnore]
		NameValueCollection Settings
		{
			get
			{
				//
				SyncCollectionsState(true);
				//
				hasPendingChanges = false;
				//
				return _settings;
			}
		}

		public string this[string settingName]
		{
			get
			{
				return Settings[settingName];
			}
			set
			{
				// check whether changes are really made
				if (!String.Equals(Settings[settingName], value))
					hasPendingChanges = true;
				// set setting
				Settings[settingName] = value;
				//
				SyncCollectionsState(false);
			}
		}

		private void SyncCollectionsState(bool inputSync)
		{
			if (inputSync)
			{
				if (_settings == null)
				{
					// create new dictionary
					_settings = new NameValueCollection();

					// fill dictionary
					if (KeyValueArray != null)
					{
						foreach (string[] pair in KeyValueArray)
							_settings.Add(pair[0], pair[1]);
					}
				}
			}
			else
			{
				// rebuild array
				KeyValueArray = new string[Settings.Count][];
				//
				for (int i = 0; i < Settings.Count; i++)
				{
					KeyValueArray[i] = new string[] { Settings.Keys[i], Settings[Settings.Keys[i]] };
				}
			}
		}

		public string[] GetAllKeys()
		{
			if (Settings != null)
				return Settings.AllKeys;

			return null;
		}

		public void RemoveKey(string name)
		{
			Settings.Remove(name);
			//
			SyncCollectionsState(false);
		}
	}

	/*public class CommonSettings
	{
		public const string INTERACTIVE = "interactive";
		public const string LIVE_MODE = "live_mode";
		public const string USERNAME = "username";
		public const string PASSWORD = "password";
	}*/

	public class ToCheckoutSettings
	{
		public const string FIXED_CART = "fixed_cart";
		public const string SECRET_WORD = "secret_word";
		public const string ACCOUNT_SID = "account_sid";
		public const string CURRENCY = "2co_currency";
		public const string LIVE_MODE = "live_mode";
		public const string INTERACTIVE = "interactive";
		public const string CONTINUE_SHOPPING_URL = "continue_shopping_url";
	}

	public class AuthNetSettings
	{
		public const string MD5_HASH = "md5_hash";
		public const string TRANSACTION_KEY = "trans_key";
		public const string DEMO_ACCOUNT = "demo_account";
		public const string SEND_CONFIRMATION = "send_confirm";
		public const string MERCHANT_EMAIL = "merchant_email";
		public const string INTERACTIVE = "interactive";
		public const string LIVE_MODE = "live_mode";
		public const string USERNAME = "username";
	}

	public class DirectiSettings
	{
		public const string PARENT_ID = "parent_id";
		public const string LIVE_MODE = "live_mode";
		public const string USERNAME = "username";
		public const string PASSWORD = "password";
		public const string SECURE_CHANNEL = "secure_channel";
	}

	public class EnomSettings
	{
		public const string LIVE_MODE = "live_mode";
		public const string USERNAME = "username";
		public const string PASSWORD = "password";
	}

	public class OffPaymentSettings
	{
		public const string AUTO_APPROVE = "auto_approve";
        public const string TRANSACTION_NUMBER_FORMAT = "transaction_number_format";
	}

	public class PayPalProSettings
	{
		public const string INTERACTIVE = "interactive";
		public const string USERNAME = "username";
		public const string PASSWORD = "password";
		public const string SIGNATURE = "signature";
		public const string LIVE_MODE = "live_mode";
	}

	public class PayPalStdSettings
	{
		public const string BUSINESS = "business";
		public const string RETURN_URL = "return_url";
		public const string CANCEL_RETURN_URL = "cancel_return_url";
		public const string LIVE_MODE = "live_mode";
		public const string INTERACTIVE = "interactive";
	}
}