OA2021/DAL/HotelDataService.cs

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

namespace DAL
{
    /// <summary>
    /// 酒店资料数据访问类
    /// </summary>
    public class HotelDataService
    {
        /// <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<HotelData> excuteSql(string sql, params SqlParameter[] param)
        {
            return ServiceBase<HotelData>.excuteSql(new HotelData(), "HotelData", 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>
        HotelData excuteType(string sql, params SqlParameter[] param)
        {
            //查询结果放入对象集合
            List<HotelData> 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 HotelData GetHotelDataByID(int id)
        {
            //调用获取单个对象的方法
            return excuteType("select * from HotelData where Id = @id and IsDel = 0", new SqlParameter("@id", id));
        }

        /// <summary>
        /// 查询对象信息
        /// </summary>
        /// <param name="city">所在城市</param>
        /// <param name="name">酒店名称</param>
        /// <returns>返回空或者单个对象信息</returns>
        public HotelData GetHotelData(string city, string name)
        {
            //调用获取单个对象的方法
            return excuteType("select * from HotelData where City = @City and Name = @Name and IsDel = 0", new SqlParameter("@City", city), new SqlParameter("@Name", name));
        }

        /// <summary>
        /// 雷怡 2021-08-09 14：59
        /// 查询对象信息
        /// </summary>
        /// <param name="city">所在城市</param>
        /// <returns>返回空或者单个对象信息</returns>
        public List<HotelData> GetHotelDatas(string city)
        {
            string sql = "select * from HotelData where City like '%"+ city + "%' and IsDel = 0";
            
            return excuteSql(sql);
        }

        /// <summary>
        /// 雷怡 2021-08-09 14：59
        /// 查询对象信息
        /// </summary>
        /// <param name="city">所在城市</param>
        /// <returns>返回空或者单个对象信息</returns>
        public List<HotelData> GetHotelDatas(string city,string hotelName)
        {
            string sql = "select * from HotelData where City like '%" + city + "%' and Name like '%" + hotelName + "%' and IsDel = 0";

            return excuteSql(sql);
        }

        /// <summary>
        /// 查询对象信息
        /// </summary>
        /// <param name="name">酒店名称</param>
        /// <returns>返回空或者单个对象信息</returns>
        public HotelData GetHotelDataByName(string name)
        {
            //调用获取单个对象的方法
            return excuteType("select * from HotelData where Name = @Name and IsDel = 0", new SqlParameter("@Name", name));
        }

        /// <summary>
        /// 查询信息
        /// </summary>
        /// <returns>返回空或者对象信息</returns>
        public List<HotelData> GetHotelDataName(string name)
        {
            //调用获取单个对象的方法
            return excuteSql("select * from HotelData where Name like '%" + name + "%'");
        }

        /// <summary>
        /// 查询信息
        /// </summary>
        /// <returns>返回空或者单个对象信息</returns>
        public List<HotelData> GetHotelDataCity(string city)
        {
            //调用获取单个对象的方法
            return excuteSql("select * from HotelData where City like '%" + city + "%'");
        }

        /// <summary>
        /// 获取全部 - 分页
        /// 雷怡 2021-08-04 14：38
        /// 增加过河城市查询条件
        /// </summary>
        /// <returns></returns>
        public List<HotelData> GetHotelData(int pageIndex, out int sumPage, out int totalRecord, string city, string name, string tel, string level)
        {
            string sqlwhere = "IsDel = 0 and Name like '%" + name + "%' ";

            if (city.Contains(','))
            {
                city = city.Replace(',', ' ');
            }
            else if (city.Contains('，'))
            {
                city = city.Replace('，', ' ');
            }
            else if (city.Contains('、'))
            {
                city = city.Replace('、', ' ');
            }


            if (city.Contains(" "))
            {
                string sqlCity = " and (";
                string[] sqlName = city.Split(' ');
                for (int i = 0,len = sqlName.Length; i < len; i++)
                {
                    if (sqlName[i] != "")  
                    {
                        if (i == len - 1)
                        {
                            sqlCity += " City like '%" + sqlName[i] + "%') ";
                        }
                        else
                        {
                            sqlCity += " City like '%" + sqlName[i] + "%' or";
                        }
                    }
                    
                }
                sqlwhere += sqlCity;
            }
            else
            {
                sqlwhere += " and City like '%" + city + "%'";
            }
            sqlwhere += " and Tel like '%" + tel + "%'";

            if (!string.IsNullOrEmpty(level))
                sqlwhere += " and Level = '" + level + "'";

            return PageBase<HotelData>.excutePageSql(new HotelData(), "HotelData", "HotelData", "*", "id desc", sqlwhere, 10, pageIndex, out sumPage, out totalRecord);
        }

        /// <summary>
        /// 增加
        /// </summary>
        /// <param name="cd"></param>
        /// <returns></returns>
        public bool AddHotelData(HotelData hd)
        {
            string sql = "insert into HotelData values(@City,@Name,@Level,@Address,@Tel,@Fax,@Contact,@ContactPhone,@OtherInformation,@Operator,@OperatorDate,@IsDel)";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@City",hd.City),
                new SqlParameter("@Name",hd.Name),
                new SqlParameter("@Level",hd.Level),
                new SqlParameter("@Address",hd.Address),
                new SqlParameter("@Tel",hd.Tel),
                new SqlParameter("@Fax",hd.Fax),
                new SqlParameter("@Contact",hd.Contact),
                new SqlParameter("@ContactPhone",hd.ContactPhone),
                new SqlParameter("@OtherInformation",hd.OtherInformation),
                new SqlParameter("@Operator",hd.Operators),
                new SqlParameter("@OperatorDate",hd.OperatorsDate),
                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 EditClientData(HotelData hd)
        {
            string sql = "update HotelData set City = @City,Name = @Name,Level = @Level,Address = @Address,Tel = @Tel,Fax = @Fax,Contact=@Contact,ContactPhone=@ContactPhone,OtherInformation = @OtherInformation,Operator = @Operator,OperatorDate = @OperatorDate where Id = @Id";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@City",hd.City),
                new SqlParameter("@Name",hd.Name),
                new SqlParameter("@Level",hd.Level),
                new SqlParameter("@Address",hd.Address),
                new SqlParameter("@Tel",hd.Tel),
                new SqlParameter("@Fax",hd.Fax),
                new SqlParameter("@Contact",hd.Contact),
                new SqlParameter("@ContactPhone",hd.ContactPhone),
                new SqlParameter("@OtherInformation",hd.OtherInformation),
                new SqlParameter("@Operator",hd.Operators),
                new SqlParameter("@OperatorDate",hd.OperatorsDate),
                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 DelHotelData(int id)
        {
            if (SqlHelper.ExecuteNonQuery("update HotelData set IsDel = 1 where Id = @Id", CommandType.Text, new SqlParameter("@Id", id)) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 查询所有
        /// </summary>
        /// <returns></returns>
        public List<HotelData> GetAll()
        {
            return excuteSql("select * from HotelData where IsDel=0", null);
        }
    }
}