402 lines
12 KiB
C#
402 lines
12 KiB
C#
/** 版本信息模板在安装目录下，可自行修改。
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* pro_course.cs
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*
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* 功 能： N/A
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* 类 名： pro_course
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*
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* Ver 变更日期 负责人 变更内容
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* ───────────────────────────────────
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* V0.01 2025/4/27 14:34:25 N/A 初版
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*
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* Copyright (c) 2012 Maticsoft Corporation. All rights reserved.
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*┌──────────────────────────────────┐
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*│ 此技术信息为本公司机密信息，未经本公司书面同意禁止向第三方披露． │
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*│ 版权所有：动软卓越（北京）科技有限公司 │
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*└──────────────────────────────────┘
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*/
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using System;
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using System.Data;
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using System.Text;
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using MySql.Data.MySqlClient;
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using Maticsoft.DBUtility;//Please add references
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namespace DataService.DAL
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{
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/// <summary>
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/// 数据访问类:pro_course
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/// </summary>
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public partial class pro_course
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{
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public pro_course()
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{}
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#region BasicMethod
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/// <summary>
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/// 是否存在该记录
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/// </summary>
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public bool Exists(string id)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("select count(1) from pro_course");
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strSql.Append(" where id=@id ");
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MySqlParameter[] parameters = {
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new MySqlParameter("@id", MySqlDbType.VarChar,50) };
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parameters[0].Value = id;
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return DbHelperMySQL.Exists(strSql.ToString(),parameters);
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}
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/// <summary>
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/// 增加一条数据
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/// </summary>
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public bool Add(DataService.Model.pro_course model)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("insert into pro_course(");
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strSql.Append("id,course_name,subject_id,major_id,soft_id,video_url,user_id,is_hot,favor_num,create_time,r1,r2,r3)");
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strSql.Append(" values (");
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strSql.Append("@id,@course_name,@subject_id,@major_id,@soft_id,@video_url,@user_id,@is_hot,@favor_num,@create_time,@r1,@r2,@r3)");
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MySqlParameter[] parameters = {
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new MySqlParameter("@id", MySqlDbType.VarChar,50),
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new MySqlParameter("@course_name", MySqlDbType.VarChar,50),
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new MySqlParameter("@subject_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@major_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@soft_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@video_url", MySqlDbType.VarChar,50),
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new MySqlParameter("@user_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@is_hot", MySqlDbType.VarChar,255),
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new MySqlParameter("@favor_num", MySqlDbType.Int64),
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new MySqlParameter("@create_time", MySqlDbType.DateTime),
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new MySqlParameter("@r1", MySqlDbType.VarChar,500),
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new MySqlParameter("@r2", MySqlDbType.VarChar,500),
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new MySqlParameter("@r3", MySqlDbType.VarChar,500)};
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parameters[0].Value = model.id;
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parameters[1].Value = model.course_name;
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parameters[2].Value = model.subject_id;
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parameters[3].Value = model.major_id;
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parameters[4].Value = model.soft_id;
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parameters[5].Value = model.video_url;
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parameters[6].Value = model.user_id;
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parameters[7].Value = model.is_hot;
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parameters[8].Value = model.favor_num;
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parameters[9].Value = model.create_time;
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parameters[10].Value = model.r1;
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parameters[11].Value = model.r2;
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parameters[12].Value = model.r3;
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int rows=DbHelperMySQL.ExecuteSql(strSql.ToString(),parameters);
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 更新一条数据
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/// </summary>
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public bool Update(DataService.Model.pro_course model)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("update pro_course set ");
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strSql.Append("course_name=@course_name,");
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strSql.Append("subject_id=@subject_id,");
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strSql.Append("major_id=@major_id,");
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strSql.Append("soft_id=@soft_id,");
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strSql.Append("video_url=@video_url,");
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strSql.Append("user_id=@user_id,");
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strSql.Append("is_hot=@is_hot,");
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strSql.Append("favor_num=@favor_num,");
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strSql.Append("create_time=@create_time,");
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strSql.Append("r1=@r1,");
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strSql.Append("r2=@r2,");
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strSql.Append("r3=@r3");
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strSql.Append(" where id=@id ");
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MySqlParameter[] parameters = {
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new MySqlParameter("@course_name", MySqlDbType.VarChar,50),
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new MySqlParameter("@subject_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@major_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@soft_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@video_url", MySqlDbType.VarChar,50),
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new MySqlParameter("@user_id", MySqlDbType.VarChar,50),
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new MySqlParameter("@is_hot", MySqlDbType.VarChar,255),
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new MySqlParameter("@favor_num", MySqlDbType.Int64),
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new MySqlParameter("@create_time", MySqlDbType.DateTime),
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new MySqlParameter("@r1", MySqlDbType.VarChar,500),
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new MySqlParameter("@r2", MySqlDbType.VarChar,500),
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new MySqlParameter("@r3", MySqlDbType.VarChar,500),
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new MySqlParameter("@id", MySqlDbType.VarChar,50)};
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parameters[0].Value = model.course_name;
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parameters[1].Value = model.subject_id;
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parameters[2].Value = model.major_id;
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parameters[3].Value = model.soft_id;
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parameters[4].Value = model.video_url;
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parameters[5].Value = model.user_id;
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parameters[6].Value = model.is_hot;
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parameters[7].Value = model.favor_num;
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parameters[8].Value = model.create_time;
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parameters[9].Value = model.r1;
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parameters[10].Value = model.r2;
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parameters[11].Value = model.r3;
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parameters[12].Value = model.id;
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int rows=DbHelperMySQL.ExecuteSql(strSql.ToString(),parameters);
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 删除一条数据
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/// </summary>
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public bool Delete(string id)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("delete from pro_course ");
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strSql.Append(" where id=@id ");
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MySqlParameter[] parameters = {
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new MySqlParameter("@id", MySqlDbType.VarChar,50) };
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parameters[0].Value = id;
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int rows=DbHelperMySQL.ExecuteSql(strSql.ToString(),parameters);
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 批量删除数据
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/// </summary>
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public bool DeleteList(string idlist )
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("delete from pro_course ");
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strSql.Append(" where id in ("+idlist + ") ");
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int rows=DbHelperMySQL.ExecuteSql(strSql.ToString());
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 得到一个对象实体
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/// </summary>
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public DataService.Model.pro_course GetModel(string id)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("select id,course_name,subject_id,major_id,soft_id,video_url,user_id,is_hot,favor_num,create_time,r1,r2,r3 from pro_course ");
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strSql.Append(" where id=@id ");
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MySqlParameter[] parameters = {
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new MySqlParameter("@id", MySqlDbType.VarChar,50) };
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parameters[0].Value = id;
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DataService.Model.pro_course model=new DataService.Model.pro_course();
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DataSet ds=DbHelperMySQL.Query(strSql.ToString(),parameters);
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if(ds.Tables[0].Rows.Count>0)
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{
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return DataRowToModel(ds.Tables[0].Rows[0]);
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}
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else
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{
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return null;
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}
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}
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/// <summary>
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/// 得到一个对象实体
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/// </summary>
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public DataService.Model.pro_course DataRowToModel(DataRow row)
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{
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DataService.Model.pro_course model=new DataService.Model.pro_course();
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if (row != null)
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{
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if(row["id"]!=null)
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{
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model.id=row["id"].ToString();
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}
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if(row["course_name"]!=null)
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{
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model.course_name=row["course_name"].ToString();
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}
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if(row["subject_id"]!=null)
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{
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model.subject_id=row["subject_id"].ToString();
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}
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if(row["major_id"]!=null)
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{
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model.major_id=row["major_id"].ToString();
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}
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if(row["soft_id"]!=null)
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{
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model.soft_id=row["soft_id"].ToString();
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}
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if(row["video_url"]!=null)
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{
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model.video_url=row["video_url"].ToString();
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}
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if(row["user_id"]!=null)
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{
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model.user_id=row["user_id"].ToString();
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}
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if(row["is_hot"]!=null)
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{
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model.is_hot=row["is_hot"].ToString();
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}
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if(row["favor_num"]!=null && row["favor_num"].ToString()!="")
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{
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model.favor_num=long.Parse(row["favor_num"].ToString());
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}
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if(row["create_time"]!=null && row["create_time"].ToString()!="")
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{
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model.create_time=DateTime.Parse(row["create_time"].ToString());
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}
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if(row["r1"]!=null)
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{
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model.r1=row["r1"].ToString();
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}
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if(row["r2"]!=null)
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{
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model.r2=row["r2"].ToString();
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}
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if(row["r3"]!=null)
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{
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model.r3=row["r3"].ToString();
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}
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}
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return model;
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}
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/// <summary>
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/// 获得数据列表
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/// </summary>
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public DataSet GetList(string strWhere)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("select id,course_name,subject_id,major_id,soft_id,video_url,user_id,is_hot,favor_num,create_time,r1,r2,r3 ");
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strSql.Append(" FROM pro_course ");
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if(strWhere.Trim()!="")
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{
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strSql.Append(" where "+strWhere);
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}
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return DbHelperMySQL.Query(strSql.ToString());
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}
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/// <summary>
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/// 获取记录总数
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/// </summary>
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public int GetRecordCount(string strWhere)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("select count(1) FROM pro_course ");
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if(strWhere.Trim()!="")
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{
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strSql.Append(" where "+strWhere);
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}
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object obj = DbHelperMySQL.GetSingle(strSql.ToString());
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if (obj == null)
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{
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return 0;
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}
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else
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{
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return Convert.ToInt32(obj);
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}
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}
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/// <summary>
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/// 分页获取数据列表
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/// </summary>
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public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
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{
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StringBuilder strSql=new StringBuilder();
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strSql.Append("SELECT * FROM ( ");
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strSql.Append(" SELECT ROW_NUMBER() OVER (");
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if (!string.IsNullOrEmpty(orderby.Trim()))
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{
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strSql.Append("order by T." + orderby );
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}
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else
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{
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strSql.Append("order by T.id desc");
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}
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strSql.Append(")AS Row, T.* from pro_course T ");
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if (!string.IsNullOrEmpty(strWhere.Trim()))
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{
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strSql.Append(" WHERE " + strWhere);
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}
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strSql.Append(" ) TT");
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strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
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return DbHelperMySQL.Query(strSql.ToString());
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}
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/*
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/// <summary>
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/// 分页获取数据列表
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/// </summary>
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public DataSet GetList(int PageSize,int PageIndex,string strWhere)
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{
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MySqlParameter[] parameters = {
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new MySqlParameter("@tblName", MySqlDbType.VarChar, 255),
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new MySqlParameter("@fldName", MySqlDbType.VarChar, 255),
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new MySqlParameter("@PageSize", MySqlDbType.Int32),
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new MySqlParameter("@PageIndex", MySqlDbType.Int32),
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new MySqlParameter("@IsReCount", MySqlDbType.Bit),
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new MySqlParameter("@OrderType", MySqlDbType.Bit),
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new MySqlParameter("@strWhere", MySqlDbType.VarChar,1000),
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};
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parameters[0].Value = "pro_course";
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parameters[1].Value = "id";
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parameters[2].Value = PageSize;
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parameters[3].Value = PageIndex;
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parameters[4].Value = 0;
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parameters[5].Value = 0;
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parameters[6].Value = strWhere;
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return DbHelperMySQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
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}*/
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#endregion BasicMethod
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#region ExtensionMethod
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/// 获得数据列表
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/// </summary>
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public DataSet GetMoreList(string strWhere)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append(" SELECT T.*, admin_subject.subject_name, admin_major.major_name, admin_soft.soft_name ");
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strSql.Append(" FROM pro_course T ");
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strSql.Append(" left JOIN admin_subject ON T.subject_id = admin_subject.subject_id ");
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strSql.Append(" left JOIN admin_major ON T.major_id = admin_major.major_id ");
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strSql.Append(" left JOIN admin_soft ON T.soft_id = admin_soft.soft_id ");
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if (strWhere.Trim() != "")
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{
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strSql.Append(" where " + strWhere);
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}
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return DbHelperMySQL.Query(strSql.ToString());
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}
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#endregion ExtensionMethod
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}
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}
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