commentaccessor.cs

来自「入门级asp.netC＃网站三层系统开发」· CS 代码 · 共 76 行

using System;
using System.Collections.Generic;

using Common.Entities;
using System.Data.SqlClient;
using System.Data;
using Common;
namespace DAL.Accessor
{
    public class CommentAccessor
    {
        public bool CommentAdd(Comment comment)
        {
            bool flg = false;
            SqlParameter[] sqlParamenter = { 
                new SqlParameter("@Article",SqlDbType.Int,4),
                new SqlParameter("@name",SqlDbType.VarChar,20),
                new SqlParameter("@Content",SqlDbType.VarChar,200),
                new SqlParameter("@DateTime",SqlDbType.DateTime)
            };

            sqlParamenter[0].Value = comment.Article;
            sqlParamenter[1].Value = comment.Name;
            sqlParamenter[2].Value = comment.Content;
            sqlParamenter[3].Value = DateTime.Now.ToShortDateString();

            using(SqlConnection sqlConnection = new SqlConnection())
            {
                sqlConnection.ConnectionString = SqlHelper.ConnectionStringLocalTransaction;
                SqlHelper.ExecuteNonQuery(sqlConnection, CommandType.StoredProcedure, "Comment_ADD", sqlParamenter);
                flg = true;
            }

            return flg;
        }

        public List<Comment> GetCommentList()
        {
            List<Comment> list = new List<Comment>();

            SqlDataReader read = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringLocalTransaction, CommandType.StoredProcedure, "Comment_List", null);

            while(read.Read())
            {
                Comment comment = new Comment();
                comment.CommentID = int.Parse(read["CommentID"].ToString());
                comment.Name = read["name"].ToString();
                comment.Content = read["Content"].ToString();
                comment.Title = read["Title"].ToString();
                list.Add(comment);
            }

            return list;
        }

        //删除操作
        public bool DeleteComment(int id)
        {
            bool flg = false;
            SqlParameter[] sqlParamenter = {
                new SqlParameter("@id",SqlDbType.Int,4)
            };
            sqlParamenter[0].Value = id;

            using(SqlConnection conn = new SqlConnection())
            {
                conn.ConnectionString = SqlHelper.ConnectionStringLocalTransaction;
                SqlHelper.ExecuteNonQuery(conn, CommandType.StoredProcedure, "Comment_Delete", sqlParamenter);
                flg = true;
            
            }
            return flg;
        }
    }
}