/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(MUSE.Model.Course model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update 课程表 set ");
strSql.Append("课程名=@课程名,");
strSql.Append("课程学分=@课程学分,");
strSql.Append("课程学时=@课程学时,");
strSql.Append("课程类型=@课程类型,");
strSql.Append("课程类型代码=@课程类型代码,");
strSql.Append("学院号=@学院号,");
strSql.Append("学院=@学院,");
strSql.Append("开课时间=@开课时间,");
strSql.Append("课程封面=@课程封面,");
strSql.Append("备注=@备注");
strSql.Append(" where 课程号=@课程号");
SqlParameter[] parameters =
{
new SqlParameter("@课程名", SqlDbType.VarChar, 50),
new SqlParameter("@课程学分", SqlDbType.Float, 8),
new SqlParameter("@课程学时", SqlDbType.Int, 4),
new SqlParameter("@课程类型", SqlDbType.VarChar, 10),
new SqlParameter("@课程类型代码", SqlDbType.VarChar, 50),
new SqlParameter("@学院号", SqlDbType.VarChar, 50),
new SqlParameter("@学院", SqlDbType.VarChar, 50),
new SqlParameter("@开课时间", SqlDbType.VarChar, 50),
new SqlParameter("@课程封面", SqlDbType.VarChar, 50),
new SqlParameter("@备注", SqlDbType.VarChar, 50),
new SqlParameter("@课程号", SqlDbType.Int, 4)
};
parameters[0].Value = model._Course;
parameters[1].Value = model.CourseCredit;
parameters[2].Value = model._coursePeriod;
parameters[3].Value = model._courseType;
parameters[4].Value = model.CourseTypeCode;
parameters[5].Value = model._academyCode;
parameters[6].Value = model._academy;
parameters[7].Value = model._courseBeginTime;
parameters[8].Value = model._courseCover;
parameters[9].Value = model._note;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public MUSE.Model.Course DataRowToModel(DataRow row)
{
MUSE.Model.Course model = new MUSE.Model.Course();
if (row != null)
{
if (row["课程号"] != null && row["课程号"].ToString() != "")
{
model._courseCode = int.Parse(row["课程号"].ToString());
}
if (row["课程名"] != null)
{
model._Course = row["课程名"].ToString();
}
if (row["课程学分"] != null && row["课程学分"].ToString() != "")
{
model.CourseCredit = decimal.Parse(row["课程学分"].ToString());
}
if (row["课程学时"] != null && row["课程学时"].ToString() != "")
{
model._coursePeriod = int.Parse(row["课程学时"].ToString());
}
if (row["课程类型"] != null)
{
model._courseType = row["课程类型"].ToString();
}
if (row["课程类型代码"] != null)
{
model.CourseTypeCode = row["课程类型代码"].ToString();
}
if (row["学院号"] != null)
{
model._academyCode = row["学院号"].ToString();
}
if (row["学院"] != null)
{
model._academy = row["学院"].ToString();
}
if (row["开课时间"] != null)
{
model._courseBeginTime = row["开课时间"].ToString();
}
if (row["课程封面"] != null)
{
model._courseCover = row["课程封面"].ToString();
}
if (row["备注"] != null)
{
model._note = row["备注"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(MUSE.Model.Course model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into 课程表(");
strSql.Append("课程名,课程学分,课程学时,课程类型,课程类型代码,学院号,学院,开课时间,课程封面,备注)");
strSql.Append(" values (");
strSql.Append("@课程名,@课程学分,@课程学时,@课程类型,@课程类型代码,@学院号,@学院,@开课时间,@课程封面,@备注)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@课程名", SqlDbType.VarChar, 50),
new SqlParameter("@课程学分", SqlDbType.Float, 8),
new SqlParameter("@课程学时", SqlDbType.Int, 4),
new SqlParameter("@课程类型", SqlDbType.VarChar, 10),
new SqlParameter("@课程类型代码", SqlDbType.VarChar, 50),
new SqlParameter("@学院号", SqlDbType.VarChar, 50),
new SqlParameter("@学院", SqlDbType.VarChar, 50),
new SqlParameter("@开课时间", SqlDbType.VarChar, 50),
new SqlParameter("@课程封面", SqlDbType.VarChar, 50),
new SqlParameter("@备注", SqlDbType.VarChar, 50)
};
parameters[0].Value = model._Course;
parameters[1].Value = model.CourseCredit;
parameters[2].Value = model._coursePeriod;
parameters[3].Value = model._courseType;
parameters[4].Value = model.CourseTypeCode;
parameters[5].Value = model._academyCode;
parameters[6].Value = model._academy;
parameters[7].Value = model._courseBeginTime;
parameters[8].Value = model._courseCover;
parameters[9].Value = model._note;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public MUSE.Model.Course GetModel(int 课程号)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 课程号,课程名,课程学分,课程学时,课程类型,课程类型代码,学院号,学院,开课时间,课程封面,备注 from 课程表 ");
strSql.Append(" where 课程号=@课程号");
SqlParameter[] parameters =
{
new SqlParameter("@课程号", SqlDbType.Int, 4)
};
parameters[0].Value = 课程号;
MUSE.Model.Course model = new MUSE.Model.Course();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(MUSE.Model.Course model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(MUSE.Model.Course model)
{
return(dal.Add(model));
}