using System;
using System.Collections;
using System.Collections.Generic;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Http;
using System.Web.Http.Description;
using DevExpress.Office.Utils;
using iBemsDataService.Model;
using iBemsDataService.Util;
using System.Transactions;
using System.Diagnostics;

namespace iBemsDataService.Controllers
{
    public class CmMenuController : ApiController
    {
        private iBemsEntities db = new iBemsEntities();

        [ResponseType(typeof(void))]
        [ActionName("Insert")]
        public IHttpActionResult PostCmMenuInsert(Menu Menu)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            try
            {
                // 그룹을 추가하면서 메뉴들을 그룹에 맞는 권한 테이블로 모두 옮겨 놓는다.
                using (var transaction = new TransactionScope())
                {
                    var newMenu = db.CmMenu.Add(new CmMenu
                    {
                        SiteId = Menu.SiteId,
                        MenuId = Menu.MenuId,
                        Used = Menu.Used,
                        MenuPath = Menu.MenuPath,
                        Name = Menu.Name
                    });
                    db.SaveChanges();
                    /*
                                        foreach (var user in Menu.MenuUsers)
                                        {
                                            //menu.SiteId = newUserGroup.SiteId;
                                            //menu.UserGroupId = newUserGroup.UserGroupId;
                                            //db.CmUserGroupPermission.Add( menu );
                                            //Trace.WriteLine( string.Format( "{0}-{1}" , newUserGroup.UserGroupId , menu.MenuId ) );
                                            db.CmMenuUser.Add( new CmMenuUser
                                            {
                                                SiteId = newMenu.SiteId,
                                                MenuId = newMenu.MenuId,
                                                UserId = user.UserId,
                                            } );
                                            db.SaveChanges();
                                        }*/
                    transaction.Complete();
                }
            }
            catch (Exception)
            {
                throw;
            }
            return StatusCode(HttpStatusCode.NoContent);
        }

        [ResponseType(typeof(void))]
        [ActionName("InsertAll")]
        public IHttpActionResult PostCmMenuInsertAll(List<Menu> Menu)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            try
            {
                using (var transaction = new TransactionScope())
                {
                    foreach (var m in Menu)
                    {
                        var foundQuery = db.CmMenu.Where(
                            x =>
                                x.SiteId == m.SiteId &&
                                x.MenuId == m.MenuId);

                        if (foundQuery.Any() == false)
                        {
                            var newM = db.CmMenu.Add(new CmMenu
                            {
                                SiteId = m.SiteId,
                                MenuId = m.MenuId,
                                MenuPath = m.MenuPath,
                                Name = m.Name,
                                Used = m.Used,
                            });
                        }
                    }

                    db.SaveChanges();

                    transaction.Complete();
                }
            }
            catch (Exception)
            {
                throw;
            }
            return StatusCode(HttpStatusCode.NoContent);
        }

        [ResponseType(typeof(void))]
        [ActionName("DeleteAll")]
        public IHttpActionResult PostCmMenuDeleteAll(Menu menu)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            try
            {
                using (var transaction = new TransactionScope())
                {
                    var foundQuery = db.CmMenu.Where(x =>
                            x.SiteId == menu.SiteId);

                    //db.CmMenu.Remove(foundQuery.FirstOrDefault()); 한개만 지운다
                    new QueryManager<CmMenu>(db).Delete(db.CmMenu, foundQuery);
                    db.SaveChanges();

                    transaction.Complete();
                }
            }
            catch (Exception)
            {
                throw;
            }
            return StatusCode(HttpStatusCode.NoContent);
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                db.Dispose();
            }
            base.Dispose(disposing);
        }

        private bool CmMenuExists(int id)
        {
            return db.CmMenu.Count(e => e.SiteId == id) > 0;
        }

        public class Menu
        {
            public int SiteId { get; set; }
            public string MenuId { get; set; }
            public string Name { get; set; }
            public string MenuPath { get; set; }
            public bool Used { get; set; }
        };

    }

}