using System;
using System.Collections;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.Linq;
using System.Data.Linq;
using System.Web.Security;
using System.Web.UI.WebControls;
using Model;
using BLL;
using System.Collections.Generic;

namespace BLL
{
    public class WbsSetInitService
    {
        /// <summary>
        /// 增加分部/子分部/分项/子分项
        /// </summary>
        /// <param name="user">分部/子分部/分项/子分项</param>
        public static void AddWbsSetInit(Model.WBS_WbsSetInit wbsSetInit)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_WbsSetInit newWS = new Model.WBS_WbsSetInit();
            newWS.WbsSetCode = wbsSetInit.WbsSetCode;
            newWS.WbsSetName = wbsSetInit.WbsSetName;
            newWS.CnProfessionId = wbsSetInit.CnProfessionId;
            newWS.UnitProjectCode = wbsSetInit.UnitProjectCode;
            newWS.SuperWbsSetCode = wbsSetInit.SuperWbsSetCode;
            newWS.ControlPoint = wbsSetInit.ControlPoint;
            newWS.ControlItemDef = wbsSetInit.ControlItemDef;
            newWS.Flag = wbsSetInit.Flag;
            newWS.IsIn = wbsSetInit.IsIn;
            newWS.Way = wbsSetInit.Way;
            newWS.Remark = wbsSetInit.Remark;

            db.WBS_WbsSetInit.InsertOnSubmit(newWS);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改分部/子分部/分项/子分项
        /// </summary>
        /// <param name="user">分部/子分部/分项/子分项</param>
        public static void UpdateWbsSetInit(Model.WBS_WbsSetInit wbsSetInit)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_WbsSetInit newWS = db.WBS_WbsSetInit.First(e => e.WbsSetCode == wbsSetInit.WbsSetCode);

            newWS.WbsSetName = wbsSetInit.WbsSetName;
            newWS.ControlPoint = wbsSetInit.ControlPoint;
            newWS.ControlItemDef = wbsSetInit.ControlItemDef;
            newWS.Flag = wbsSetInit.Flag;
            newWS.IsIn = wbsSetInit.IsIn;
            newWS.Way = wbsSetInit.Way;
            newWS.Remark = wbsSetInit.Remark;
            db.SubmitChanges();
        }

        /// <summary>
        /// 根据Id删除分部/子分部/分项/子分项信息
        /// </summary>
        /// <param name="userId"></param>
        public static void DeleteWbsSetInit(string wbsSetCode)
        {
            Model.SGGLDB db = Funs.DB;
            Model.WBS_WbsSetInit WS = db.WBS_WbsSetInit.First(e => e.WbsSetCode == wbsSetCode);
            db.WBS_WbsSetInit.DeleteOnSubmit(WS);
            db.SubmitChanges();
        }

        /// <summary>
        /// 根据单位工程Id删除所有分部/子分部/分项/子分项信息
        /// </summary>
        /// <param name="userId"></param>
        public static void DeleteWbsSetInitByUnitProjectCode(string unitProjectCode)
        {
            Model.SGGLDB db = Funs.DB;
            var q = from x in db.WBS_WbsSetInit where x.UnitProjectCode == unitProjectCode select x;
            db.WBS_WbsSetInit.DeleteAllOnSubmit(q);
            db.SubmitChanges();
        }

        /// <summary>
        /// 根据上级Id获取集合
        /// </summary>
        /// <param name="superWbsSetId">上级Id</param>
        /// <returns></returns>
        public static List<Model.WBS_WbsSetInit> GetWbsSetInitsBySuperWbsSetCode(string superWbsSetCode)
        {
            return (from x in Funs.DB.WBS_WbsSetInit where x.SuperWbsSetCode == superWbsSetCode orderby x.WbsSetCode select x).ToList();
        }
        /// <summary>
        /// 获取当前的节点子节点的数量
        /// </summary>
        /// <param name="superWbsSetCode"></param>
        /// <returns></returns>
        public static int GetItemCount(string superWbsSetCode)
        {
            return Funs.DB.WBS_WbsSetInit.Where(p => p.SuperWbsSetCode.Equals(superWbsSetCode)).Count();
        }


        /// <summary>
        /// 根据分部/子分部/分项/子分项工程Id获取分部/子分部/分项/子分项工程信息
        /// </summary>
        /// <param name="unitProjectId">分部/子分部/分项/子分项工程Id</param>
        /// <returns></returns>
        public static Model.WBS_WbsSetInit GetWbsSetInitByWbsSetCode(string wbsSetCode)
        {
            return Funs.DB.WBS_WbsSetInit.FirstOrDefault(e => e.WbsSetCode == wbsSetCode);
        }

        /// <summary>
        /// 根据Id判断子级中是否存在对应Id 
        /// </summary>
        /// <param name="superWbsSetId">上级Id</param>
        /// <returns></returns>
        public static bool IsExitWbsSetById2(string wbsSetId, string searchId)
        {
            List<string> ids = GetWbsSetIds2(wbsSetId);
            if (ids.Contains(searchId) || wbsSetId == searchId)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 根据上级Id获取所有Id集合
        /// </summary>
        /// <param name="wbsSetId">上级Id</param>
        /// <returns></returns>
        public static List<string> GetWbsSetIds2(string wbsSetId)
        {
            List<string> ids = new List<string>();
            var wbsSets = BLL.WbsSetInitService.GetWbsSetInitsBySuperWbsSetCode(wbsSetId);
            if (wbsSets.Count > 0)
            {
                foreach (var wbsSet in wbsSets)
                {
                    ids.Add(wbsSet.WbsSetCode);
                    ids.AddRange(GetWbsSetIds2(wbsSet.WbsSetCode));
                }
            }
            return ids;
        }
    }
}