using System.Xml.Linq;

using Vrh.XmlProcessing;

namespace Vrh.OneReport
{
    public class PluginDescriptor : XmlLinqBase
    {
        #region AttributeNames static class
        /// <summary>
        /// Az XML fájlban ilyen attribútum nevek találhatóak egy "Output" elemben.
        /// </summary>
        public static class AttributeNames
        {
            /// <summary>
            /// 'Name' attribútum név a 'Plugin' elemben.
            /// </summary>
            public const string ID = "Id";

            /// <summary>
            /// 'Type' attribútum név a 'Plugin' elemben.
            /// </summary>
            public const string TYPE = "Type";

            /// <summary>
            /// 'ConnectionString' attribútum név a 'Dataset' elemben.
            /// </summary>
            public const string CONNECTIONSTRING = "ConnectionString";

            /// <summary>
            /// 'PluginAssemblyPath' attribútum név.
            /// </summary>
            public const string PLUGINASSEMBLYPATH = "PluginAssemblyPath";

            /// <summary>
            /// 'PluginMethodName' attribútum név.
            /// </summary>
            public const string PLUGINMETHODNAME = "PluginMethodName";

            /// <summary>
            /// 'PluginTypeFullName' attribútum név.
            /// </summary>
            public const string PLUGINTYPE = "PluginTypeFullName";

            /// <summary>
            /// 'PluginTypeFullName' attribútum név.
            /// </summary>
            public const string PLUGINXML = "PluginXml";
        }
        #endregion AttributeNames static class

        public PluginDescriptor(XElement xelement)
        {
            if (xelement != null)
            {
                this.Id = GetValue(xelement.Attribute(AttributeNames.ID), "");
                this.Type = GetEnumValue(xelement.Attribute(AttributeNames.TYPE), PluginTypes.DataPlugin);
                this.PluginAssemblyPath = GetValue(xelement.Attribute(AttributeNames.PLUGINASSEMBLYPATH), "");
                this.PluginMethodName = GetValue(xelement.Attribute(AttributeNames.PLUGINMETHODNAME),"");
                this.PluginTypeFullName = GetValue(xelement.Attribute(AttributeNames.PLUGINTYPE),"");
                this.PluginAssemblyXml= GetValue(xelement.Attribute(AttributeNames.PLUGINXML), "");
                this.ConnectionString = ConnectionStringStore.Get(GetValue(xelement.Attribute(AttributeNames.CONNECTIONSTRING), ""));
            }
        }
        /// <summary>
        /// A plugin  neve
        /// </summary>
        public string Id { get; set; }

        /// <summary>
        /// Az adatforrás plugin típusa 
        /// </summary>
        public PluginTypes Type { get; set; }

        /// <summary>
        /// Az adatforráshoz tartozó connectionstring
        /// </summary>
        public string ConnectionString { get; set; }

        /// <summary>
        /// Plugin típus esetén a megvalósító plugin
        /// </summary>
        public string PluginAssemblyPath { get; set; }

        /// <summary>
        /// Plugin típus esetén a típus teljes neve
        /// </summary>
        public string PluginTypeFullName { get; set; }

        /// <summary>
        /// Plugin típus esetén az elérendő metódus név
        /// </summary>
        public string PluginMethodName { get; set; }

        /// <summary>
        /// Plugin típus esetén a meghívandó metódusnak átadandó xml paraméter struktúrára mutató xml sonnectionstring
        /// </summary>
        public string PluginAssemblyXml { get; set; }
    }
}