/// <summary>
/// 增加一条数据
/// </summary>
public void Add(BCW.Model.Modata model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tb_Modata(");
strSql.Append("Types,PhoneBrand,PhoneModel,PhoneSystem,PhoneSize,PhoneClick)");
strSql.Append(" values (");
strSql.Append("@Types,@PhoneBrand,@PhoneModel,@PhoneSystem,@PhoneSize,@PhoneClick)");
SqlParameter[] parameters =
{
new SqlParameter("@Types", SqlDbType.Int, 4),
new SqlParameter("@PhoneBrand", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneModel", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneSystem", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneSize", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneClick", SqlDbType.Int, 4)
};
parameters[0].Value = model.Types;
parameters[1].Value = model.PhoneBrand;
parameters[2].Value = model.PhoneModel;
parameters[3].Value = model.PhoneSystem;
parameters[4].Value = model.PhoneSize;
parameters[5].Value = 0;
SqlHelper.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 取得每页记录
/// </summary>
/// <param name="p_pageIndex">当前页</param>
/// <param name="p_pageSize">分页大小</param>
/// <param name="p_recordCount">返回总记录数</param>
/// <param name="strWhere">查询条件</param>
/// <returns>IList Modata</returns>
public IList <BCW.Model.Modata> GetModatas(int p_pageIndex, int p_pageSize, string strWhere, out int p_recordCount)
{
IList <BCW.Model.Modata> listModatas = new List <BCW.Model.Modata>();
string sTable = "tb_Modata";
string sPkey = "id";
string sField = "ID,PhoneBrand,PhoneModel";
string sCondition = strWhere;
string sOrder = "ID Desc";
int iSCounts = 0;
using (SqlDataReader reader = SqlHelper.RunProcedureMe(sTable, sPkey, sField, p_pageIndex, p_pageSize, sCondition, sOrder, iSCounts, out p_recordCount))
{
//计算总页数
if (p_recordCount > 0)
{
int pageCount = BasePage.CalcPageCount(p_recordCount, p_pageSize, ref p_pageIndex);
}
else
{
return(listModatas);
}
while (reader.Read())
{
BCW.Model.Modata objModata = new BCW.Model.Modata();
objModata.ID = reader.GetInt32(0);
if (!reader.IsDBNull(1))
{
objModata.PhoneBrand = reader.GetString(1);
}
objModata.PhoneModel = reader.GetString(2);
listModatas.Add(objModata);
}
}
return(listModatas);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BCW.Model.Modata GetModata(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ID,Types,PhoneBrand,PhoneModel,PhoneSystem,PhoneSize,PhoneClick from tb_Modata ");
strSql.Append(" where ID=@ID ");
SqlParameter[] parameters =
{
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = ID;
BCW.Model.Modata model = new BCW.Model.Modata();
using (SqlDataReader reader = SqlHelper.ExecuteReader(strSql.ToString(), parameters))
{
if (reader.HasRows)
{
reader.Read();
model.ID = reader.GetInt32(0);
model.Types = reader.GetInt32(1);
model.PhoneBrand = reader.GetString(2);
model.PhoneModel = reader.GetString(3);
model.PhoneSystem = reader.GetString(4);
model.PhoneSize = reader.GetString(5);
model.PhoneClick = reader.GetInt32(6);
return(model);
}
else
{
return(null);
}
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(BCW.Model.Modata model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tb_Modata set ");
strSql.Append("Types=@Types,");
strSql.Append("PhoneBrand=@PhoneBrand,");
strSql.Append("PhoneModel=@PhoneModel,");
strSql.Append("PhoneSystem=@PhoneSystem,");
strSql.Append("PhoneSize=@PhoneSize,");
strSql.Append("PhoneClick=@PhoneClick");
strSql.Append(" where ID=@ID ");
SqlParameter[] parameters =
{
new SqlParameter("@ID", SqlDbType.Int, 4),
new SqlParameter("@Types", SqlDbType.Int, 4),
new SqlParameter("@PhoneBrand", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneModel", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneSystem", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneSize", SqlDbType.NVarChar, 50),
new SqlParameter("@PhoneClick", SqlDbType.Int, 4)
};
parameters[0].Value = model.ID;
parameters[1].Value = model.Types;
parameters[2].Value = model.PhoneBrand;
parameters[3].Value = model.PhoneModel;
parameters[4].Value = model.PhoneSystem;
parameters[5].Value = model.PhoneSize;
parameters[6].Value = model.PhoneClick;
SqlHelper.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 取得品牌记录
/// </summary>
/// <param name="p_pageIndex">当前页</param>
/// <param name="p_pageSize">每页显示记录数</param>
/// <param name="p_recordCount">返回总记录数</param>
/// <returns>List</returns>
public IList <BCW.Model.Modata> GetBrand(int p_pageIndex, int p_pageSize, string strWhere, out int p_recordCount)
{
IList <BCW.Model.Modata> listModatas = new List <BCW.Model.Modata>();
// 计算记录数
string countString = "SELECT COUNT(DISTINCT PhoneBrand) FROM tb_Modata where " + strWhere + "";
p_recordCount = Convert.ToInt32(SqlHelper.GetSingle(countString));
if (p_recordCount > 0)
{
int pageCount = BasePage.CalcPageCount(p_recordCount, p_pageSize, ref p_pageIndex);
}
else
{
return(listModatas);
}
// SQL
string queryString = "SELECT PhoneBrand, COUNT(*) FROM tb_Modata where " + strWhere + " GROUP BY PhoneBrand ORDER BY COUNT(*) DESC";
using (SqlDataReader reader = SqlHelper.ExecuteReader(queryString))
{
int stratIndex = (p_pageIndex - 1) * p_pageSize;
int endIndex = p_pageIndex * p_pageSize;
int k = 0;
while (reader.Read())
{
if (k >= stratIndex && k < endIndex)
{
BCW.Model.Modata objModata = new BCW.Model.Modata();
if (!reader.IsDBNull(0))
{
objModata.PhoneBrand = reader.GetString(0);
}
else
{
objModata.PhoneBrand = "未知";
}
listModatas.Add(objModata);
}
if (k == endIndex)
{
break;
}
k++;
}
}
return(listModatas);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BCW.Model.Modata GetModata2(string Model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ID,Types,PhoneBrand,PhoneModel,PhoneSystem,PhoneSize,PhoneClick from tb_Modata ");
strSql.Append(" where PhoneModel=@PhoneModel ");
SqlParameter[] parameters =
{
new SqlParameter("@PhoneModel", SqlDbType.NVarChar, 50)
};
parameters[0].Value = Model;
BCW.Model.Modata model = new BCW.Model.Modata();
using (SqlDataReader reader = SqlHelper.ExecuteReader(strSql.ToString(), parameters))
{
if (reader.HasRows)
{
reader.Read();
model.ID = reader.GetInt32(0);
model.Types = reader.GetInt32(1);
if (!reader.IsDBNull(2))
{
model.PhoneBrand = reader.GetString(2);
}
model.PhoneModel = reader.GetString(3);
if (!reader.IsDBNull(4))
{
model.PhoneSystem = reader.GetString(4);
}
if (!reader.IsDBNull(5))
{
model.PhoneSize = reader.GetString(5);
}
model.PhoneClick = reader.GetInt32(6);
return(model);
}
else
{
return(null);
}
}
}
