OA2021/DAL/VisaCheckTimeForBackService.cs

using Models;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;

namespace DAL
{
    public class VisaCheckTimeForBackService
    {
        /// <summary>
        /// 查询所有
        /// </summary>
        /// <param name="sql">sql语句</param>
        /// <param name="param">可变参数数组</param>
        /// <returns>返回集合</returns>
        List<VisaCheckTimeForBack> excuteSql(string sql, params SqlParameter[] param)
        {
            return ServiceBase<VisaCheckTimeForBack>.excuteSql(new VisaCheckTimeForBack(), "VisaCheckTimeForBack", sql, CommandType.Text, param);
        }


        /// <summary>
        /// 获取单个对象
        /// </summary>
        /// <param name="sql">sql语句</param>
        /// <param name="param">可变参数数组</param>
        /// <returns>返回空或者单个对象</returns>
        VisaCheckTimeForBack excuteType(string sql, params SqlParameter[] param)
        {
            //查询结果放入对象集合
            List<VisaCheckTimeForBack> hdList = excuteSql(sql, param);
            //判断集合是否为空
            if (hdList == null || hdList.Count == 0)
                //返回null
                return null;
            //返回单个对象
            return hdList[0];
        }

        /// <summary>
        /// 根据编号查询对象信息
        /// </summary>
        /// <param name="id">对象编号</param>
        /// <returns>返回空或者单个对象信息</returns>
        public VisaCheckTimeForBack GetByID(int id)
        {
            //调用获取单个对象的方法
            return excuteType("select * from VisaCheckTimeForBack where Id = @id and IsDel = 0", new SqlParameter("@id", id));
        }

        /// <summary>
        /// 查询所有
        /// </summary>
        /// <returns></returns>
        public List<VisaCheckTimeForBack> GetAll(string diid)
        {
            return excuteSql("select * from VisaCheckTimeForBack where IsDel=0 and Diid=" + diid);
        }


        /// <summary>
        /// 查询所有
        /// </summary>
        /// <returns></returns>
        public List<VisaCheckTimeForBack> GetAll()
        {
            return excuteSql("select * from VisaCheckTimeForBack where IsDel=0", null);
        }
        /// <summary>
        /// 按国家名和id查询所有
        /// </summary>
        /// <param name="country">国家名</param>
        /// <param name="id">id</param>
        /// <returns></returns>
        public VisaCheckTimeForBack GetCountryAndDiid(string country,int diid)
        {
            return excuteType("select * from VisaCheckTimeForBack where IsDel=0 and Country=@country and Diid=@diid", new SqlParameter("@country", country), new SqlParameter("@diid", diid));
        }
        /// <summary>
        /// 增加
        /// </summary>
        /// <param name="cd"></param>
        /// <returns></returns>
        public bool Add(VisaCheckTimeForBack hd)
        {
            string sql = "insert into VisaCheckTimeForBack values(@Diid,@Country,@Time,@Isdel)";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@Diid",hd.Diid),
                new SqlParameter("@Country",hd.Country),
                new SqlParameter("@Time",hd.Time),
                new SqlParameter("@Isdel",hd.Isdel)
            };

            if (SqlHelper.ExecuteNonQuery(sql, CommandType.Text, parameter) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="sdt"></param>
        /// <returns></returns>
        public bool Edit(VisaCheckTimeForBack hd)
        {
            string sql = "update VisaCheckTimeForBack set Diid=@Diid,Country=@Country,Time=@Time,Isdel=@Isdel where Id = @Id";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@Diid",hd.Diid),
                new SqlParameter("@Country",hd.Country),
                new SqlParameter("@Time",hd.Time),
                new SqlParameter("@Isdel",hd.Isdel),
                new SqlParameter("@Id",hd.Id)
            };

            if (SqlHelper.ExecuteNonQuery(sql, CommandType.Text, parameter) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public bool Del(int id)
        {
            if (SqlHelper.ExecuteNonQuery("update VisaCheckTimeForBack set IsDel = 1 where Id = @Id", CommandType.Text, new SqlParameter("@Id", id)) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 清空
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public bool Clean(int id)
        {
            if (SqlHelper.ExecuteNonQuery("update VisaCheckTimeForBack set Country='" + "',Time='" + "' where Id = @Id", CommandType.Text, new SqlParameter("@Id", id)) > 0)
                return true;
            return false;
        }
    }
}