using Microsoft.Practices.EnterpriseLibrary.Logging;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Helpers;
using System.Web.Mvc;

namespace GODATA.Models.AuditLog
{
    /// <summary>
    /// This class contain method for audit in database
    /// </summary>
    public class AuditRepository : ActionFilterAttribute, IExceptionFilter, IActionFilter
    {
        /// <summary>
        /// Our value to handle our AuditingLevel
        /// </summary>
        public int AuditingLevel { get; set; }

        /// <summary>
        /// This method is executed when user request or perform a task
        /// </summary>
        /// <param name="filterContext">Represent object of ActionExecutingContext contain all details</param>
        public void OnActionExecuting(ActionExecutingContext filterContext)
        {
            var request = filterContext.HttpContext.Request;
            //var sessionIdentifier = string.Join("", MD5.Create().ComputeHash(Encoding.ASCII.GetBytes(request.Cookies[FormsAuthentication.FormsCookieName].Value)).Select(s => s.ToString("x2")));
            AuditModel objAudit = new AuditModel()
            {
                // SessionID = sessionIdentifier,
                AuditID = Guid.NewGuid(),
                IPAddress = request.ServerVariables["HTTP_X_FORWARDED_FOR"] ?? request.UserHostAddress,
                URLAccessed = request.RawUrl,
                TimeAccessed = DateTime.UtcNow,
                UserName = (request.IsAuthenticated) ? filterContext.HttpContext.User.Identity.Name : "Anonymous",
                ControllerName = filterContext.ActionDescriptor.ControllerDescriptor.ControllerName,
                MethodName = filterContext.ActionDescriptor.ActionName,
                InputParameters = Json.Encode(filterContext.ActionParameters)
            };
            //InsertAuditLoggingDetail(objAudit);
        }

        /// <summary>
        /// This method is executed when user requested task performed
        /// </summary>
        /// <param name="filterContext">Represent object of ActionExecutedContext contain all details</param>
        public void OnActionExecuted(ActionExecutedContext filterContext)
        {

        }

        /// <summary>
        /// This method is executed when user authentication performed
        /// </summary>
        /// <param name="filterContext">Represent object of ActionExecutingContext contain all details</param>
        protected virtual void OnAuthorization(AuthorizationContext filterContext)
        {

        }

        /// <summary>
        /// This method is executed whenever an exception occured 
        /// </summary>
        /// <param name="filterContext">Represent object of ActionExecutingContext contain all details</param>
        public void OnException(ExceptionContext filterContext)
        {

        }


        //#region CRUD METHODS

        ///// <summary>
        ///// This method is used to insert audit detail in datanbase
        ///// </summary>
        ///// <param name="objAudit">Represent object of auditmodel class contain complete audit detail</param>
        //public void InsertAuditLoggingDetail(AuditModel objAudit)
        //{
        //    try
        //    {
        //        //string _connStr = ConfigurationManager.ConnectionStrings["AuditServices"].ConnectionString;
        //        string _connStr = ConfigurationManager.ConnectionStrings["ApplicationServices"].ConnectionString;

        //        MySqlParameter[] mySqlParam = new MySqlParameter[9];

        //        mySqlParam[0] = new MySqlParameter("audit_id", objAudit.AuditID);
        //        mySqlParam[1] = new MySqlParameter("controller_name", objAudit.ControllerName);
        //        mySqlParam[2] = new MySqlParameter("input_parameters", objAudit.InputParameters);
        //        mySqlParam[3] = new MySqlParameter("ip_address", objAudit.IPAddress);
        //        mySqlParam[4] = new MySqlParameter("method_name", objAudit.MethodName);
        //        mySqlParam[5] = new MySqlParameter("session_id", objAudit.SessionID);
        //        mySqlParam[6] = new MySqlParameter("time_accessed", objAudit.TimeAccessed);
        //        mySqlParam[7] = new MySqlParameter("url_accessed", objAudit.URLAccessed);
        //        mySqlParam[8] = new MySqlParameter("user_name", objAudit.UserName);
        //        int result = MySqlDBHelper.ExecuteNonQuery(_connStr, CommandType.StoredProcedure, "sp_insert_audit_detail", mySqlParam);

        //    }
        //    catch (Exception Ex)
        //    {
        //        Logger.Write(Ex.Message + Ex.StackTrace, "AuditRepository - InsertAuditLoggingDetail");
        //        throw new Exception(Ex.Message);
        //    }
        //}

        //#endregion
    }
}