using System;
using System.Collections.Generic;
using System.Linq;
using WIA;

namespace BLL
{
    public class ExpenseDetailService
    {

        public static List<Model.CostGoods_ExpenseDetail> GetExpenseDetailsByExpenseId(string expenseId)
        {
            return (from x in Funs.DB.CostGoods_ExpenseDetail where x.ExpenseId == expenseId select x).ToList();
        }


        /// <summary>
        /// 增加费用明细信息
        /// </summary>
        /// <param name="pauseNotice">费用明细实体</param>
        public static void AddCostDetail(string expenseId)
        {
            DeleteCostDetailByExpenseId(expenseId);
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var getItems = from x in db.Base_CostTypeItem
                               join y in db.Base_CostType on x.CostTypeId equals y.CostTypeId
                               select new
                               {
                                   ExpenseId=expenseId, 
                                   SupCostTypeId = y.CostTypeId,
                                   SupCostTypeName = y.CostTypeName,
                                   SupSortIndex = y.CostTypeCode,
                                   CostType = x.CostTypeItemId,
                                   CostTypeName = x.CostTypeItemName,
                                   SortIndex = x.SortIndex,
                                   CostMoney = 0,
                               };
                foreach (var item in getItems)
                {
                    Model.CostGoods_ExpenseDetail newExpenseDetail = new Model.CostGoods_ExpenseDetail
                    {
                        ExpenseDetailId = SQLHelper.GetNewID(),
                        ExpenseId = expenseId,
                        SupCostTypeId = item.SupCostTypeId,
                        SupCostTypeName = item.SupCostTypeName,
                        SupSortIndex = item.SupSortIndex,
                        CostType = item.CostType,
                        CostTypeName = item.CostTypeName,
                        SortIndex = item.SortIndex,
                        CostMoney = item.CostMoney,
                    };
                    db.CostGoods_ExpenseDetail.InsertOnSubmit(newExpenseDetail);
                    db.SubmitChanges();
                }
            }
        }

        public static void UpdateExpenseDetail(Model.CostGoods_ExpenseDetail newItem)
        {
            var getData = Funs.DB.CostGoods_ExpenseDetail.FirstOrDefault(x => x.ExpenseDetailId == newItem.ExpenseDetailId);
            if (getData != null)
            {
                getData.CostMoney = newItem.CostMoney;
                Funs.DB.SubmitChanges();
            }
        }


        /// <summary>
        /// 根据费用编号删除对应的费用明细信息
        /// </summary>
        /// <param name="expenseId">编号</param>
        public static void DeleteCostDetailByExpenseId(string expenseId)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var q = from x in db.CostGoods_ExpenseDetail where x.ExpenseId == expenseId select x;
                if (q.Count() > 0)
                {
                    db.CostGoods_ExpenseDetail.DeleteAllOnSubmit(q);
                    db.SubmitChanges();
                }
            }
        }
    }
}