using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using DSWeb.Models;
using System.Data.SqlClient;
using WebSqlHelper;
using System.Collections.Generic;

namespace DSWeb.EntityDA
{
    public class AmendDA
    {
        private const string PARM_AMEND_GID = "@gid";
        private const string PARM_AMEND_BSNO = "@bsno";
        private const string PARM_AMEND_PARENT_ID = "@parent_id";
        private const string PARM_AMEND_FEE_STATUS = "@fee_status";
        private const string PARM_AMEND_ACC_DATE = "@acc_date";
        private const string PARM_AMEND_CREATE_USER = "@create_user";
        private const string PARM_AMEND_CREATE_TIME = "@create_time";
        private const string PARM_AMEND_REASON = "@reason";
        private const string PARM_AMEND_REMARKS = "@remarks";

        private const string SQL_SELECT_AMEND_BY_PARENT_ID = "SELECT GID, BSNO, PARENTID, FEESTATUS, ACCDATE, CREATEUSER, CREATETIME, REASON, REMARKS FROM op_amend WHERE PARENTID = @parent_id";

        private const string SQL_SELECT_AMEND_BY_GID = "SELECT GID, BSNO, PARENTID, FEESTATUS, ACCDATE, CREATEUSER, CREATETIME, REASON, REMARKS FROM op_amend WHERE GID = @gid";

        private const string SQL_SELECT_AMEND_BY_BSNO = "SELECT GID, BSNO, PARENTID, FEESTATUS, ACCDATE, CREATEUSER, CREATETIME, REASON, REMARKS FROM op_amend WHERE BSNO = @bsno";

        private const string SQL_INSERT_AMEND = "INSERT INTO op_amend(GID, BSNO, PARENTID, FEESTATUS, CREATEUSER, CREATETIME, REASON, REMARKS) VALUES(@gid,@bsno,@parent_id,@fee_status,@create_user,getdate(),@reason,@remarks)";

        #region 根据费用更改单GID获取费用更改信息
        /// <summary>
        /// 根据费用更改单GID获取费用更改信息
        /// </summary>
        /// <param name="tempGID">费用更改单GID</param>
        /// <returns>AmendEntity实体类</returns>
        public AmendEntity GetAmendByGID(string tempGID)
        {
            AmendEntity amendEntity = null;
            SqlParameter parm = new SqlParameter(PARM_AMEND_GID, SqlDbType.VarChar, 36);
            parm.Value = tempGID;

            using (SqlDataReader sqlRead = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_AMEND_BY_GID, parm))
            {

                try
                {
                    while (sqlRead.Read())
                    {
                        amendEntity = new AmendEntity();

                        if (!sqlRead.IsDBNull(0))
                        {
                            amendEntity.GID = sqlRead.GetString(0);
                        }

                        if (!sqlRead.IsDBNull(1))
                        {
                            amendEntity.BSNO = sqlRead.GetString(1);
                        }

                        if (!sqlRead.IsDBNull(2))
                        {
                            amendEntity.ParentID = sqlRead.GetString(2);
                        }

                        if (!sqlRead.IsDBNull(3))
                        {
                            amendEntity.FeeStatus = sqlRead.GetInt32(3);
                        }

                        if (!sqlRead.IsDBNull(4))
                        {
                            amendEntity.ACCDate = sqlRead.GetDateTime(4);
                        }

                        if (!sqlRead.IsDBNull(5))
                        {
                            amendEntity.CreateUser = sqlRead.GetString(5);
                        }

                        if (!sqlRead.IsDBNull(6))
                        {
                            amendEntity.CreateTime = sqlRead.GetDateTime(6);
                        }

                        if (!sqlRead.IsDBNull(7))
                        {
                            amendEntity.Reason = sqlRead.GetString(7);
                        }

                        if (!sqlRead.IsDBNull(8))
                        {
                            amendEntity.Remarks = sqlRead.GetString(8);
                        }
                    }
                }
                catch (Exception execError)
                {
                    throw execError;
                }
            }
            return amendEntity;
        }
        #endregion

        #region 根据业务更改单 ParentID值获取实体类组
        /// <summary>
        /// 根据业务更改单 ParentID值获取实体类组
        /// </summary>
        /// <param name="tempParentID">ParentID</param>
        /// <returns>返回IList AmendEntity实体类组</returns>
        public IList<AmendEntity> GetAmendsByGroupID(string tempParentID)
        {
            IList<AmendEntity> amendEntities = new List<AmendEntity>();

            SqlParameter parm = new SqlParameter(PARM_AMEND_PARENT_ID, SqlDbType.VarChar, 100);
            parm.Value = tempParentID;

            using (SqlDataReader sqlRead = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_AMEND_BY_PARENT_ID, parm))
            {
                try
                {
                    while (sqlRead.Read())
                    {
                        AmendEntity amendEntity = new AmendEntity();

                        if (!sqlRead.IsDBNull(0))
                        {
                            amendEntity.GID = sqlRead.GetString(0);
                        }

                        if (!sqlRead.IsDBNull(1))
                        {
                            amendEntity.BSNO = sqlRead.GetString(1);
                        }

                        if (!sqlRead.IsDBNull(2))
                        {
                            amendEntity.ParentID = sqlRead.GetString(2);
                        }

                        if (!sqlRead.IsDBNull(3))
                        {
                            amendEntity.FeeStatus = sqlRead.GetInt32(3);
                        }

                        if (!sqlRead.IsDBNull(4))
                        {
                            amendEntity.ACCDate = sqlRead.GetDateTime(4);
                        }

                        if (!sqlRead.IsDBNull(5))
                        {
                            amendEntity.CreateUser = sqlRead.GetString(5);
                        }

                        if (!sqlRead.IsDBNull(6))
                        {
                            amendEntity.CreateTime = sqlRead.GetDateTime(6);
                        }

                        if (!sqlRead.IsDBNull(7))
                        {
                            amendEntity.Reason = sqlRead.GetString(7);
                        }

                        if (!sqlRead.IsDBNull(8))
                        {
                            amendEntity.Remarks = sqlRead.GetString(8);
                        }

                        amendEntities.Add(amendEntity);
                    }
                }
                catch (Exception execError)
                {
                    throw execError;
                } 
            }
            return amendEntities;
        }
        #endregion

        public int InsertAmends(IList<AmendEntity> tempAmendEntities)
        {
            int result = 0;
            //判断是否有值
            if (tempAmendEntities[0].GID != null)
            {
                
                using (SqlTransaction sqlTran = SqlHelper.BeginTransaction(SqlHelper.ConnectionStringLocalTransaction))
                {
                    try
                    {
                        foreach (AmendEntity amend in tempAmendEntities)
                        {
                            SqlParameter[] parms = new SqlParameter[] { 
                                   new SqlParameter(PARM_AMEND_GID,SqlDbType.VarChar,36),
                                   new SqlParameter(PARM_AMEND_BSNO,SqlDbType.VarChar,100),
                                   new SqlParameter(PARM_AMEND_PARENT_ID,SqlDbType.VarChar,36),
                                   new SqlParameter(PARM_AMEND_FEE_STATUS,SqlDbType.Int),
                                   //new SqlParameter(PARM_AMEND_ACC_DATE,SqlDbType.SmallDateTime),
                                   new SqlParameter(PARM_AMEND_CREATE_USER,SqlDbType.VarChar,36),
                                   //new SqlParameter(PARM_AMEND_CREATE_TIME,SqlDbType.DateTime),
                                   new SqlParameter(PARM_AMEND_REASON,SqlDbType.VarChar,100),
                                   new SqlParameter(PARM_AMEND_REMARKS,SqlDbType.VarChar,100)
                            };

                            parms[0].Value = amend.GID;
                            parms[1].Value = amend.BSNO;
                            parms[2].Value = amend.ParentID;
                            parms[3].Value = amend.FeeStatus;
                            //parms[4].Value = amend.ACCDate;
                            parms[4].Value = amend.CreateUser;
                            //parms[5].Value = amend.CreateTime;
                            parms[5].Value = amend.Reason;
                            parms[6].Value = amend.Remarks;
                            SqlHelper.ExecuteNonQuery(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_INSERT_AMEND, parms);
                        }

                        sqlTran.Commit();
                        result = 1;//状态为1表示插入成功
                    }
                    catch (Exception execError)
                    {
                        result = -1;//有异常,插入失败
                        sqlTran.Rollback();
                        result = -2;//插入异常,事务已回滚成功
                        throw execError;
                    }
                    finally
                    {
                        SqlHelper.CloseConnection();
                    }
                }

                
            }
            return result;
        }
    }
}