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CloudComputingFinalProject/App.code/DAL/manager.cs

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using System;
using System.Collections.Generic;
using System.Data;
using System.Text;
using System.Data.SqlClient;
/// <summary>
/// 管理员
/// </summary>
namespace Basic.DAL
{
public class manager
{
/// <summary>
/// 获得查询分页数据
/// </summary>
public DataSet GetList(int pageSize, int pageIndex, string strWhere, string filedOrder, out int recordCount)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from tb_manager");
if (strWhere.Trim() != "")
{
strSql.Append(" where " + strWhere);
}
recordCount = Convert.ToInt32(DbHelperSQL.GetSingle(PagingHelper.CreateCountingSql(strSql.ToString())));
return DbHelperSQL.Query(PagingHelper.CreatePagingSql(recordCount, pageSize, pageIndex, strSql.ToString(), filedOrder));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.manager model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tb_manager(");
strSql.Append("role_id,role_type,shop_id,user_name,user_pwd,real_name,telephone,email,is_lock,add_time)");
strSql.Append(" values (");
strSql.Append("@role_id,@role_type,@shop_id,@user_name,@user_pwd,@real_name,@telephone,@email,@is_lock,@add_time)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters = {
new SqlParameter("@role_id", SqlDbType.Int,10),
new SqlParameter("@role_type", SqlDbType.Int,10),
new SqlParameter("@shop_id", SqlDbType.Int,10),
new SqlParameter("@user_name", SqlDbType.NVarChar,100),
new SqlParameter("@user_pwd", SqlDbType.NVarChar,100),
new SqlParameter("@real_name", SqlDbType.NVarChar,50),
new SqlParameter("@telephone", SqlDbType.NVarChar,30),
new SqlParameter("@email", SqlDbType.NVarChar,30),
new SqlParameter("@is_lock", SqlDbType.Int,10),
new SqlParameter("@add_time", SqlDbType.DateTime,23)};
parameters[0].Value = model.role_id;
parameters[1].Value = model.role_type;
parameters[2].Value = model.shop_id;
parameters[3].Value = model.user_name;
parameters[4].Value = model.user_pwd;
parameters[5].Value = model.real_name;
parameters[6].Value = model.telephone;
parameters[7].Value = model.email;
parameters[8].Value = model.is_lock;
parameters[9].Value = model.add_time;
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 Model.manager GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,role_id,role_type,shop_id,user_name,user_pwd,real_name,telephone,email,is_lock,add_time from tb_manager");
strSql.Append(" where id=@id");
SqlParameter[] parameters = {
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = id;
Model.manager model = new Model.manager();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["id"].ToString()))
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["role_id"].ToString()))
{
model.role_id = int.Parse(ds.Tables[0].Rows[0]["role_id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["role_type"].ToString()))
{
model.role_type = int.Parse(ds.Tables[0].Rows[0]["role_type"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["shop_id"].ToString()))
{
model.shop_id = int.Parse(ds.Tables[0].Rows[0]["shop_id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["user_name"].ToString()))
{
model.user_name = ds.Tables[0].Rows[0]["user_name"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["user_pwd"].ToString()))
{
model.user_pwd = ds.Tables[0].Rows[0]["user_pwd"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["real_name"].ToString()))
{
model.real_name = ds.Tables[0].Rows[0]["real_name"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["telephone"].ToString()))
{
model.telephone = ds.Tables[0].Rows[0]["telephone"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["email"].ToString()))
{
model.email = ds.Tables[0].Rows[0]["email"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["is_lock"].ToString()))
{
model.is_lock = int.Parse(ds.Tables[0].Rows[0]["is_lock"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["add_time"].ToString()))
{
model.add_time = DateTime.Parse(ds.Tables[0].Rows[0]["add_time"].ToString());
}
return model;
}
else
{
return null;
}
}
/// <summary>
/// 是否存在该记录
/// </summary>
public bool Exists(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select count(1) from tb_manager");
strSql.Append(" where id=@id ");
SqlParameter[] parameters = {
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = id;
return DbHelperSQL.Exists(strSql.ToString(), parameters);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.manager model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tb_manager set ");
strSql.Append("role_id=@role_id,");
strSql.Append("role_type=@role_type,");
strSql.Append("shop_id=@shop_id,");
strSql.Append("user_name=@user_name,");
strSql.Append("user_pwd=@user_pwd,");
strSql.Append("real_name=@real_name,");
strSql.Append("telephone=@telephone,");
strSql.Append("email=@email,");
strSql.Append("is_lock=@is_lock,");
strSql.Append("add_time=@add_time");
strSql.Append(" where id=@id");
SqlParameter[] parameters = {
new SqlParameter("@role_id", SqlDbType.Int,10),
new SqlParameter("@role_type", SqlDbType.Int,10),
new SqlParameter("@shop_id", SqlDbType.Int,10),
new SqlParameter("@user_name", SqlDbType.NVarChar,100),
new SqlParameter("@user_pwd", SqlDbType.NVarChar,100),
new SqlParameter("@real_name", SqlDbType.NVarChar,50),
new SqlParameter("@telephone", SqlDbType.NVarChar,30),
new SqlParameter("@email", SqlDbType.NVarChar,30),
new SqlParameter("@is_lock", SqlDbType.Int,10),
new SqlParameter("@add_time", SqlDbType.DateTime,23),
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = model.role_id;
parameters[1].Value = model.role_type;
parameters[2].Value = model.shop_id;
parameters[3].Value = model.user_name;
parameters[4].Value = model.user_pwd;
parameters[5].Value = model.real_name;
parameters[6].Value = model.telephone;
parameters[7].Value = model.email;
parameters[8].Value = model.is_lock;
parameters[9].Value = model.add_time;
parameters[10].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 删除一条数据
/// </summary>
public bool Delete(int id)
{
List<CommandInfo> sqllist = new List<CommandInfo>();
StringBuilder strSql = new StringBuilder();
strSql.Append("delete from tb_manager_log ");
strSql.Append(" where user_id=@id");
SqlParameter[] parameters = {
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = id;
CommandInfo cmd = new CommandInfo(strSql.ToString(), parameters);
sqllist.Add(cmd);
StringBuilder strSql1 = new StringBuilder();
strSql1.Append("delete from tb_manager ");
strSql1.Append(" where id=@id");
SqlParameter[] parameters1 = {
new SqlParameter("@id", SqlDbType.Int,4)};
parameters1[0].Value = id;
cmd = new CommandInfo(strSql1.ToString(), parameters1);
sqllist.Add(cmd);
int rowsAffected = DbHelperSQL.ExecuteSqlTran(sqllist);
if (rowsAffected > 0)
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 根据用户名密码返回一个实体
/// </summary>
public Model.manager GetModel(string user_name, string user_pwd)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id from tb_manager");
strSql.Append(" where user_name=@user_name and user_pwd=@user_pwd and is_lock=0");
SqlParameter[] parameters = {
new SqlParameter("@user_name", SqlDbType.NVarChar,100),
new SqlParameter("@user_pwd", SqlDbType.NVarChar,100)};
parameters[0].Value = user_name;
parameters[1].Value = user_pwd;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj != null)
{
return GetModel(Convert.ToInt32(obj));
}
return null;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.manager GetModel(string username)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,role_id,role_type,shop_id,user_name,user_pwd,real_name,telephone,email,is_lock,add_time from tb_manager");
strSql.Append(" where user_name=@user_name");
SqlParameter[] parameters = {
new SqlParameter("@user_name", SqlDbType.NVarChar,255)};
parameters[0].Value = username;
Model.manager model = new Model.manager();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["id"].ToString()))
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["role_id"].ToString()))
{
model.role_id = int.Parse(ds.Tables[0].Rows[0]["role_id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["role_type"].ToString()))
{
model.role_type = int.Parse(ds.Tables[0].Rows[0]["role_type"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["shop_id"].ToString()))
{
model.shop_id = int.Parse(ds.Tables[0].Rows[0]["shop_id"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["user_name"].ToString()))
{
model.user_name = ds.Tables[0].Rows[0]["user_name"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["user_pwd"].ToString()))
{
model.user_pwd = ds.Tables[0].Rows[0]["user_pwd"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["real_name"].ToString()))
{
model.real_name = ds.Tables[0].Rows[0]["real_name"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["telephone"].ToString()))
{
model.telephone = ds.Tables[0].Rows[0]["telephone"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["email"].ToString()))
{
model.email = ds.Tables[0].Rows[0]["email"].ToString();
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["is_lock"].ToString()))
{
model.is_lock = int.Parse(ds.Tables[0].Rows[0]["is_lock"].ToString());
}
if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["add_time"].ToString()))
{
model.add_time = DateTime.Parse(ds.Tables[0].Rows[0]["add_time"].ToString());
}
return model;
}
else
{
return null;
}
}
#region
/// <summary>
/// 获得查询分页数据
/// </summary>
public DataSet GetList(string _strWhere, string _orderby, int _pageSize, int _page, out int recordCount)
{
BasicPage bp = new BasicPage();
StringBuilder str_Sql = new StringBuilder();
str_Sql.Append("select top " + _pageSize + " id,user_name,role_id,real_name,shop_id,telephone,email,add_time,is_lock from tb_manager");
str_Sql.Append(" where ");
str_Sql.Append(_strWhere);
str_Sql.Append(" and id not in ");
str_Sql.Append(" ( ");
str_Sql.Append(" select top " + (_page - 1) * _pageSize + " id from tb_manager ");
str_Sql.Append(" where ");
str_Sql.Append(_strWhere);
str_Sql.Append(" order by ");
str_Sql.Append(_orderby);
str_Sql.Append(" ) ");
str_Sql.Append(" order by ");
str_Sql.Append(_orderby);
DataSet dst = bp.SelectDataBase("tb_manager", str_Sql.ToString());
//
recordCount = totlePage(showTotal(_strWhere), _pageSize);
return dst;
}
//总页数
public int totlePage(int Total, int PageSize)
{
if (Total % PageSize == 0)
{
return Total / PageSize;
}
else
{
return Total / PageSize + 1;
}
}
//总条数
protected int showTotal(string strSql)
{
BasicPage bp = new BasicPage();
int intTotal = 0;
SqlDataReader myread = bp.getRead("select count(id) as CountId from tb_manager where " + strSql);
if (myread.Read())
{
intTotal = Convert.ToInt32(myread["CountId"].ToString());
}
myread.Close();
return intTotal;
}
#endregion
}
}