//------------------------------------------------------------------------------
// The contents of this file are subject to the nopCommerce Public License Version 1.0 ("License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at  http://www.nopCommerce.com/License.aspx. 
// 
// Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. 
// See the License for the specific language governing rights and limitations under the License.
// 
// The Original Code is nopCommerce.
// The Initial Developer of the Original Code is NopSolutions.
// All Rights Reserved.
// 
// Contributor(s): _______. 
//------------------------------------------------------------------------------

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Globalization;
using System.Text;
using NopSolutions.NopCommerce.Common.Caching;
using NopSolutions.NopCommerce.Common.Configuration.Settings;
using NopSolutions.NopCommerce.DataAccess.Tax;

namespace NopSolutions.NopCommerce.Common.Tax
{
    /// <summary>
    /// Tax provider manager
    /// </summary>
    public class TaxProviderManager
    {
        #region Constants
        private const string TAXPROVIDERS_ALL_KEY = "Nop.taxprovider.all";
        private const string TAXPROVIDERS_BY_ID_KEY = "Nop.taxprovider.id-{0}";
        private const string TAXPROVIDERS_PATTERN_KEY = "Nop.taxprovider.";
        #endregion

        #region Utilities
        private static TaxProviderCollection DBMapping(DBTaxProviderCollection dbCollection)
        {
            if (dbCollection == null)
                return null;

            TaxProviderCollection collection = new TaxProviderCollection();
            foreach (DBTaxProvider dbItem in dbCollection)
            {
                TaxProvider item = DBMapping(dbItem);
                collection.Add(item);
            }

            return collection;
        }

        private static TaxProvider DBMapping(DBTaxProvider dbItem)
        {
            if (dbItem == null)
                return null;

            TaxProvider item = new TaxProvider();
            item.TaxProviderID = dbItem.TaxProviderID;
            item.Name = dbItem.Name;
            item.Description = dbItem.Description;
            item.ConfigureTemplatePath = dbItem.ConfigureTemplatePath;
            item.ClassName = dbItem.ClassName;
            item.DisplayOrder = dbItem.DisplayOrder;

            return item;
        }
        #endregion

        #region Methods
        /// <summary>
        /// Deletes a tax provider
        /// </summary>
        /// <param name="TaxProviderID">Tax provider identifier</param>
        public static void DeleteTaxProvider(int TaxProviderID)
        {
            DBTaxProviderProvider.Provider.DeleteTaxProvider(TaxProviderID);
            if (TaxProviderManager.CacheEnabled)
            {
                NopCache.RemoveByPattern(TAXPROVIDERS_PATTERN_KEY);
            }
        }

        /// <summary>
        /// Gets a tax provider
        /// </summary>
        /// <param name="TaxProviderID">Tax provider identifier</param>
        /// <returns>Tax provider</returns>
        public static TaxProvider GetTaxProviderByID(int TaxProviderID)
        {
            string key = string.Format(TAXPROVIDERS_BY_ID_KEY, TaxProviderID);
            object obj2 = NopCache.Get(key);
            if (TaxProviderManager.CacheEnabled && (obj2 != null))
            {
                return (TaxProvider)obj2;
            }

            DBTaxProvider dbItem = DBTaxProviderProvider.Provider.GetTaxProviderByID(TaxProviderID);
            TaxProvider taxProvider = DBMapping(dbItem);

            if (TaxProviderManager.CacheEnabled)
            {
                NopCache.Max(key, taxProvider);
            }
            return taxProvider;
        }

        /// <summary>
        /// Gets all tax providers
        /// </summary>
        /// <returns>Shipping rate computation method collection</returns>
        public static TaxProviderCollection GetAllTaxProviders()
        {
            string key = string.Format(TAXPROVIDERS_ALL_KEY);
            object obj2 = NopCache.Get(key);
            if (TaxProviderManager.CacheEnabled && (obj2 != null))
            {
                return (TaxProviderCollection)obj2;
            }

            DBTaxProviderCollection dbCollection =DBTaxProviderProvider.Provider.GetAllTaxProviders();
            TaxProviderCollection taxProviderCollection = DBMapping(dbCollection);

            if (TaxProviderManager.CacheEnabled)
            {
                NopCache.Max(key, taxProviderCollection);
            }
            return taxProviderCollection;
        }

        /// <summary>
        /// Inserts a tax provider
        /// </summary>
        /// <param name="Name">The name</param>
        /// <param name="Description">The description</param>
        /// <param name="ConfigureTemplatePath">The configure template path</param>
        /// <param name="ClassName">The class name</param>
        /// <param name="DisplayOrder">The display order</param>
        /// <returns>Tax provider</returns>
        public static TaxProvider InsertTaxProvider(string Name, string Description,
           string ConfigureTemplatePath, string ClassName, int DisplayOrder)
        {
            DBTaxProvider dbItem = DBTaxProviderProvider.Provider.InsertTaxProvider(Name, Description,
                ConfigureTemplatePath, ClassName, DisplayOrder);
            TaxProvider taxProvider = DBMapping(dbItem);

            if (TaxProviderManager.CacheEnabled)
            {
                NopCache.RemoveByPattern(TAXPROVIDERS_PATTERN_KEY);
            }
            return taxProvider;
        }

        /// <summary>
        /// Updates the tax provider
        /// </summary>
        /// <param name="TaxProviderID">The tax provider identifier</param>
        /// <param name="Name">The name</param>
        /// <param name="Description">The description</param>
        /// <param name="ConfigureTemplatePath">The configure template path</param>
        /// <param name="ClassName">The class name</param>
        /// <param name="DisplayOrder">The display order</param>
        /// <returns>Tax provider</returns>
        public static TaxProvider UpdateTaxProvider(int TaxProviderID, string Name, string Description,
           string ConfigureTemplatePath, string ClassName, int DisplayOrder)
        {
            DBTaxProvider dbItem = DBTaxProviderProvider.Provider.UpdateTaxProvider(TaxProviderID, Name, 
                Description, ConfigureTemplatePath, ClassName, DisplayOrder);
            TaxProvider taxProvider = DBMapping(dbItem);

            if (TaxProviderManager.CacheEnabled)
            {
                NopCache.RemoveByPattern(TAXPROVIDERS_PATTERN_KEY);
            }
            return taxProvider;
        }
        #endregion

        #region Property
        /// <summary>
        /// Gets a value indicating whether cache is enabled
        /// </summary>
        public static bool CacheEnabled
        {
            get
            {
                return SettingManager.GetSettingValueBoolean("Cache.TaxProviderManager.CacheEnabled");
            }
        }
        #endregion
    }
}
