OA2021/DAL/VisaFileService.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Models;
using System.Data.SqlClient;
using System.Data;
namespace DAL
{
    public class VisaFileService
    {
        List<VisaFile> excuteSql(string sql, params SqlParameter[] param)
        {
            return ServiceBase<VisaFile>.excuteSql(new VisaFile(), "VisaFile", sql, CommandType.Text, param);
        }
        VisaFile excuteType(string sql, params SqlParameter[] param)
        {
            //查询结果放入对象集合
            List<VisaFile> 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];
        }

        //增Add
        public bool Add(VisaFile Dov)
        {
            string sql = "insert into VisaFile values(@Continent,@Country,@Category,@FileName,@FilePath,@Oper,@OpDate,@Isdel);SELECT @@IDENTITY";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@Continent",Dov.Continent),
                new SqlParameter("@Country",Dov.Country),
                new SqlParameter("@Category",Dov.Category),
                new SqlParameter("@FileName",Dov.FileName),
                new SqlParameter("@FilePath",Dov.FilePath),
                new SqlParameter("@Oper",Dov.Oper),
                new SqlParameter("@OpDate",Dov.OpDate),
                new SqlParameter("@Isdel",Dov.Isdel)
            };

            if (SqlHelper.ExecuteNonQuery(sql, CommandType.Text, parameter) > 0)
                return true;
            return false;
        }
        //改Update
        public bool Edit(VisaFile Dov)
        {
            string sql = "update VisaFile set Continent=@Continent,Country=@Country,Category=@Category,FileName=@FileName,FilePath=@FilePath,Oper=@Oper,OpDate=@OpDate,Isdel=@Isdel where Id = @Id";

            SqlParameter[] parameter = new SqlParameter[]{
                new SqlParameter("@Continent",Dov.Continent),
                new SqlParameter("@Country",Dov.Country),
                new SqlParameter("@Category",Dov.Category),
                new SqlParameter("@FileName",Dov.FileName),
                new SqlParameter("@FilePath",Dov.FilePath),
                new SqlParameter("@Oper",Dov.Oper),
                new SqlParameter("@OpDate",Dov.OpDate),
                new SqlParameter("@Isdel",Dov.Isdel),
                new SqlParameter("@Id",Dov.Id)
            };

            if (SqlHelper.ExecuteNonQuery(sql, CommandType.Text, parameter) > 0)
                return true;
            return false;
        }
        //删数据
        public bool delOA(int id)
        {
            if (SqlHelper.ExecuteNonQuery("update VisaFile set Isdel=1 where Id=@Id", CommandType.Text, new SqlParameter("@Id", id)) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 查找所有数据 - 分页
        /// </summary>
        /// <returns></returns>
        public List<VisaFile> GetAllVisaFile(int pageIndex, out int sumPage, out int totalRecord, string Continent, string Country, string Category)
        {
            string sqlwhere = "IsDel = 0 and Continent like '%" + Continent + "%' and Country like '%" + Country + "%' and Category like '%" + Category + "%'";

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

        public VisaFile GetVisaFileById(int id)
        {
            return excuteType("select * from VisaFile where Isdel=0 and Id=" + id);
        }

        public List<VisaFile> GetAll()
        {
            return excuteSql("select * from VisaFile where Isdel=0 ");
        }

        public VisaFile GetVisaFile(string Continent, string Country, string Category)
        {
            return excuteType("select * from VisaFile where Isdel=0 and Continent=" + Continent + " and Country=" + Country + " and Category=" + Category);
        }
    }
}