OA2021/DAL/GroupsTaskAssignmentService.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>
    /// 团任务配置数据访问类
    /// </summary>
    public class GroupsTaskAssignmentService
    {
        /// <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<GroupsTaskAssignment> excuteSql(string sql, params SqlParameter[] param)
        {
            return ServiceBase<GroupsTaskAssignment>.excuteSql(new GroupsTaskAssignment(), "GroupsTaskAssignment", 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>
        GroupsTaskAssignment excuteType(string sql, params SqlParameter[] param)
        {
            //查询结果放入对象集合
            List<GroupsTaskAssignment> gtaList = excuteSql(sql, param);
            //判断集合是否为空
            if (gtaList == null || gtaList.Count == 0)
                //返回null
                return null;
            //返回单个对象
            return gtaList[0];
        }


        /// <summary>
        /// 根据Id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 GroupsTaskAssignment GetGroupsTaskAssignmentByID(int id)
        {
            //调用获取单个对象的方法
            return excuteType("select * from GroupsTaskAssignment where Id = @id", new SqlParameter("@id", id));
        }

        /// <summary>
        /// 根据diid和ctid查询所有
        /// </summary>
        /// <returns></returns>
        public List<GroupsTaskAssignment> GetAll(string DIId, string CTId)
        {
            return excuteSql("select * from GroupsTaskAssignment where DIId = @DIId and CTId = @CTId", new SqlParameter("@DIId", DIId), new SqlParameter("@CTId", CTId));
        }

        /// <summary>
        /// 根据diid查询所有
        /// </summary>
        /// <returns></returns>
        public List<GroupsTaskAssignment> GetByDiid(string DIId)
        {
            return excuteSql("select * from GroupsTaskAssignment where DIId = @DIId", new SqlParameter("@DIId", DIId));
        }

        /// <summary>
        /// 根据ctid查询所有
        /// </summary>
        /// <returns></returns>
        public List<GroupsTaskAssignment> GetAllByCTId(string CTId)
        {
            return excuteSql("select * from GroupsTaskAssignment where CTId = @CTId", new SqlParameter("@CTId", CTId));
        }

        /// <summary>
        /// 根据uid和ctid查询所有
        /// </summary>
        /// <returns></returns>
        public List<GroupsTaskAssignment> GetAllByUIdAndCTId(string UId, string CTId)
        {
            return excuteSql("select * from GroupsTaskAssignment where UId = @UId and CTId = @CTId", new SqlParameter("@UId", UId), new SqlParameter("@CTId", CTId));
        }

        /// <summary>
        /// 批量添加方法
        /// </summary>
        /// <param name="list"></param>
        /// <returns></returns>
        public bool AddGroupsTaskAssignment(List<GroupsTaskAssignment> list)
        {
            SqlCommand cmd = SqlHelper.createCon().CreateCommand();

            cmd.Connection.Open();
            SqlTransaction trans = cmd.Connection.BeginTransaction();

            try
            {
                foreach (GroupsTaskAssignment gta in list)
                {
                    cmd.CommandText = "insert into GroupsTaskAssignment values(" + gta.DIId + "," + gta.CTId + "," + gta.UId + "," + gta.IsEnable + "," + gta.Operators + ",'" + gta.OperatorsDate + "')";
                    cmd.Transaction = trans;
                    cmd.ExecuteNonQuery();
                }
                trans.Commit();
                cmd.Connection.Close();
                return true;
            }
            catch
            {
                trans.Rollback();
                cmd.Connection.Close();
                return false;
            }
        }

        /// <summary>
        /// 删除用户对应页面权限
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public bool DelGroupsTaskAssignment(int DIId, int CTId, int UId)
        {
            if (SqlHelper.ExecuteNonQuery("delete GroupsTaskAssignment where DIId = @DIId and CTId = @CTId and UId = @UId", CommandType.Text, new SqlParameter("@DIId", DIId), new SqlParameter("@CTId", CTId), new SqlParameter("@UId", UId)) > 0)
                return true;
            return false;
        }



    }
}