OA2021/DAL/SetDataTypeService.cs

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

namespace DAL
{
    /// <summary>
    /// 设置数据类型数据访问类
    /// </summary>
    public class SetDataTypeService
    {
        /// <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>
        public List<SetDataType> excuteSql(string sql, params SqlParameter[] param)
        {
            return ServiceBase<SetDataType>.excuteSql(new SetDataType(), "SetDataType", 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>
        SetDataType excuteType(string sql, params SqlParameter[] param)
        {
            //查询结果放入对象集合
            List<SetDataType> setDataTypeList = excuteSql(sql, param);
            //判断集合是否为空
            if (setDataTypeList == null || setDataTypeList.Count == 0)
                //返回null
                return null;
            //返回单个对象
            return setDataTypeList[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 SetDataType GetSetDataTypeByID(int id)
        {
            //调用获取单个对象的方法
            return excuteType("select * from SetDataType where Id = @id", new SqlParameter("@id", id));
        }

        /// <summary>
        /// 根据名称查询对象信息
        /// </summary>
        /// <param name="id">对象编号</param>
        /// <returns>返回空或者单个对象信息</returns>
        public SetDataType GetSetDataTypeByName(string Name)
        {
            //调用获取单个对象的方法
            return excuteType("select * from SetDataType where Name = @Name", new SqlParameter("@Name", Name));
        }

        /// <summary>
        /// 获取全部
        /// </summary>
        /// <returns></returns>
        public List<SetDataType> GetAll()
        {
            return excuteSql("select * from SetDataType");
        }

        /// <summary>
        /// 根据多个id查询多条数据
        /// </summary>
        /// <returns></returns>
        public List<SetDataType> GetAllByIds(string[] Ids)
        {
            string strId = "";
            if (Ids.Length > 0)
                for (int i = 0; i < Ids.Length; i++)
                    if (i == Ids.Length-1)  strId += Ids[i].ToString();
                    else strId += Ids[i].ToString() + ",";

            return excuteSql("select * from SetDataType where id IN (" + strId + ");");
        }
        /// <summary>
        /// 获取已启用的数据
        /// </summary>
        /// <returns></returns>
        public List<SetDataType> GetAllByIsEnable()
        {
            return excuteSql("select * from SetDataType where IsEnable = 1");
        }

        /// <summary>
        /// 新增
        /// </summary>
        /// <param name="sdt">对象</param>
        public bool AddSetDataType(SetDataType sdt)
        {
            if (SqlHelper.ExecuteNonQuery("insert into SetDataType values(@Name,@IsEnable)", CommandType.Text, new SqlParameter("@Name",sdt.Name),new SqlParameter("@IsEnable",sdt.IsEnable)) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 更新状态
        /// </summary>
        /// <param name="isEnable"></param>
        /// <returns></returns>
        public bool UpdateState(int isEnable, int id)
        {
            if (SqlHelper.ExecuteNonQuery("update SetDataType set IsEnable = @IsEnable where Id = @Id", CommandType.Text, new SqlParameter("@IsEnable", isEnable), new SqlParameter("@Id", id)) > 0)
                return true;
            return false;
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="sdt"></param>
        /// <returns></returns>
        public bool EditSetDataType(SetDataType sdt)
        {
            if (SqlHelper.ExecuteNonQuery("update SetDataType set Name = @Name ,IsEnable = @IsEnable where Id = @Id", CommandType.Text, new SqlParameter("@Name", sdt.Name), new SqlParameter("@IsEnable", sdt.IsEnable), new SqlParameter("@Id",sdt.Id)) > 0)
                return true;
            return false;
        }
    }
}