protected void test2_Click(object sender, EventArgs e)
{
StringBuilder msg = new StringBuilder();
//测试增删改
using (var session = DefaultDbFactory.GetDbSession())
{
session.BeginTranscation();
#region 一、自增主键实体 CUD
msg.AppendFormat("一、自增主键实体 CUD：{0}", Environment.NewLine);
//1、新增实体(Id自增长)
User u = new User()
{
name = "张飞", email = "*****@*****.**", birthday = DateTime.Now
};
var LastId = session.Insert(u);
msg.AppendFormat("1、新增实体(Id自增长),新增后返回的Id：{0} {1}", LastId, Environment.NewLine);
var LastUser = session.SingleById <User>(LastId);
msg.AppendFormat("1、新增实体(Id自增长),新增后重新获取的实体信息：{0} {1}", LastUser.name, Environment.NewLine);
//2、更新实体
LastUser.name = "张飞-New";
LastUser.email = "*****@*****.**";
var updateResult1 = session.Update(LastUser);
msg.AppendFormat("1、新增实体(Id自增长),更新后的结果：{0} {1}", updateResult1, Environment.NewLine);
var updateUser = session.First <User>("where email=@0", "*****@*****.**");
msg.AppendFormat("1、新增实体(Id自增长),更新后获取用户的信息：{0} {1}", updateUser.name, Environment.NewLine);
#endregion
#region 二、GUID主键实体 CUD
msg.AppendFormat("二、GUID主键实体 CUD：{0}", Environment.NewLine);
//1、新增实体(Guid类型主键)
News newsInfo = new News()
{
Name = "翟晓东", Title = "风云科技", Flag = true, Remark = "gsfdsdf"
};
var LastGuidId = session.Insert(newsInfo);
msg.AppendFormat("1、新增实体(Guid类型主键),新增后返回的Id：{0} {1}", LastGuidId, Environment.NewLine);
var LastUser2 = session.SingleById <News>(LastGuidId);
msg.AppendFormat("1、新增实体(Guid类型主键),新增后重新获取的实体信息：{0} {1}", LastUser2.Name, Environment.NewLine);
//2、更新实体
//LastUser2.Name = "翟晓东-New3333333";
session.DbContext.UpdateMany <News>().Where(x => x.Id == LastUser2.Id)
//.ExcludeDefaults()
.OnlyFields(x => x.Name)
.Execute(new News()
{
Name = "翟晓东-New3333333"
});
//var upr = session.Update(LastUser2);
//msg.AppendFormat("1、新增实体(Guid类型主键),更新后的结果：{0} {1}", upr, Environment.NewLine);
var updateUser2 = session.First <News>("where Name=@0", "翟晓东-New3333333");
msg.AppendFormat("1、新增实体(Guid类型主键),新增后重新获取的实体信息：{0} {1}", updateUser2.Name, Environment.NewLine);
#endregion
session.Commit();
}
txtMessage.Value = msg.ToString();
}
protected void text4_Click(object sender, EventArgs e)
{
//测试删除
StringBuilder msg = new StringBuilder();
using (var session = DefaultDbFactory.GetDbSession(true))
{
msg.AppendFormat("六、测试删除：{0}", Environment.NewLine);
//1、删除指定实体
var user = session.SingleById <User>(1);
int delFlag = session.Delete(user);
msg.AppendFormat("1、删除指定实体，返回结果：{0} {1}", delFlag, Environment.NewLine);
//2、通过主键删除
var delFlag2 = session.Delete <User>(3);
msg.AppendFormat("2、通过主键删除，返回结果：{0} {1}", delFlag2, Environment.NewLine);
session.Commit();
}
txtMessage.Value = msg.ToString();
}
/// <summary>
/// 初始化NPoco-ORM数据库仓储
/// </summary>
public static void Register()
{
DefaultDbFactory.Setup();
}
protected void test1_Click(object sender, EventArgs e)
{
StringBuilder msg = new StringBuilder();
//测试查询
using (var session = DefaultDbFactory.GetDbSession(true))
{
#region 一、Single 查询唯一实体(有且仅有一个,多于一个会报错)
msg.AppendFormat("一、Single 查询唯一实体(有且仅有一个,多于一个会报错)：{0}", Environment.NewLine);
//1、通过Id获取唯一实体
var modelById = session.SingleById <User>(1);
msg.AppendFormat("1、通过Id获取唯一实体:{0}{1}", modelById.name, Environment.NewLine);
//2、自定义查询条件获取唯一实体
var smodel = session.Single <User>("where id=@0 and name=@1", 1, "翟晓东");
msg.AppendFormat("2、自定义查询条件获取唯一实体:{0}{1}", smodel.email, Environment.NewLine);
//3、构建查询条件
SearchSqlBuilder singleSql = new SearchSqlBuilder();
singleSql.Create(cond => {
//自定义查询的列，不重写则默认为"*"
cond.Select("name", "email", "birthday");
cond.WhereIf(1 == 1, "id=@0", 2)
.WhereIf(1 == 12, "name=@0", "");
//指定排序
//cond.OrderBy("birthday DESC");
});
var smodel2 = session.Single <User>(singleSql);
msg.AppendFormat("3、构建查询条件:{0}{1}", smodel2.name, Environment.NewLine);
#endregion
#region 二、First 查询匹配的第一个实体(有多个则返回集合中的第一条数据)
msg.AppendFormat("二、First 查询匹配的第一个实体(有多个则返回集合中的第一条数据)：{0}", Environment.NewLine);
//1、自定义查询条件获匹配的第一个实体
var fmodel = session.First <User>("where name like @0", "费云帆%");
msg.AppendFormat("1、自定义查询条件获匹配的第一个实体:{0}{1}", fmodel.name, Environment.NewLine);
//2、构建查询条件
SearchSqlBuilder firstSql = new SearchSqlBuilder();
firstSql.Create(cond => {
//自定义查询的列，不重写则默认为"*"
//cond.Select("name", "email", "birthday");
cond.WhereIf(1 == 1, "convert(varchar(10),birthday,120)=@0", "2016-12-07")
.WhereIf(1 == 2, "name=@0", "fff");
//指定排序
cond.OrderBy("birthday DESC");
});
var fmodel2 = session.First <User>(firstSql);
msg.AppendFormat("2、构建查询条件:{0}{1}", fmodel2.name, Environment.NewLine);
#endregion
#region 、Query 获取实体集合
msg.AppendFormat("三、Query 获取实体集合：{0}", Environment.NewLine);
//1、自定义查询条件获取集合
SearchSqlBuilder sqlList1 = new SearchSqlBuilder();
sqlList1.Create(cond => {
//自定义查询的列，不重写则默认为"*"
//cond.Select("name", "email", "birthday");
cond.WhereIf(1 == 1, "convert(varchar(10),birthday,120)=@0", "2016-12-07")
.WhereIf(1 == 2, "name=@0", "fff");
//指定排序
cond.OrderBy("birthday DESC");
});
var modelList = session.Query <User>(sqlList1);
msg.AppendFormat("1、自定义查询条件获取集合:{0}{1}", modelList.Count(), Environment.NewLine);
//2、获取分页数据
SearchSqlBuilder sqlList2 = new SearchSqlBuilder();
sqlList2.CreatePage(cond => {
//自定义查询的列，不重写则默认为"*"
//cond.Select("name", "email", "birthday");
cond.WhereIf(1 == 12, "ISNULL(name,'')<>@0", "1")
.WhereIf(1 == 12, "id>@0", 0);
//指定排序
cond.OrderBy("id DESC");
}, 2, 2);
var pageEntity = session.QueryPage <User>(sqlList2);
msg.AppendFormat("2、获取分页数据:{0}{1}", pageEntity.TotalItems, Environment.NewLine);
#endregion
#region 四、执行Sql语句获取DataTable
msg.AppendFormat("四、执行Sql语句获取DataTable：{0}", Environment.NewLine);
//1、执行SQL语句
var tb = session.ExcuteQuery("SELECT * FROM Users WHERE 1=1 AND id>@0", 1);
msg.AppendFormat("1、执行SQL语句:{0}{1}", tb.Rows.Count, Environment.NewLine);
//2、使用Sql类构建查询条件
Sql sqlBuild = new Sql();
sqlBuild.Select("*").From("NewsInfo").Where("Name<>@0", "").OrderBy("id DESC");
var tb2 = session.ExcuteQuery(sqlBuild);
msg.AppendFormat("2、使用Sql类构建查询条件:{0}{1}", tb2.Rows.Count, Environment.NewLine);
#endregion
#region 五、执行SQL命令
msg.AppendFormat("五、执行SQL命令：{0}", Environment.NewLine);
//1、执行SQL命令返回受影响的行数
var result1 = session.ExcuteNoQuery("UPDATE Users SET Remark=@0 WHERE id=@1", "更新测试", 1);
msg.AppendFormat("1、执行SQL命令返回受影响的行数:{0}{1}", result1, Environment.NewLine);
//2、执行SQL命令返回第一行第一例的数据
var result2 = session.ExcuteScalar <int>("SELECT COUNT(1) FROM NewsInfo WHERE 1=1");
msg.AppendFormat("2、执行SQL命令返回第一行第一例的数据:{0}{1}", result2, Environment.NewLine);
#endregion
#region 六、获取动态类型
var dynamic1 = session.Query <object[]>("SELECT * FROM Users where 1=1");
var dynamic2 = session.DbContext.Fetch <dynamic>("SELECT * FROM Users where 1=1");
var dynamic3 = session.DbContext.Fetch <Dictionary <string, object> >("SELECT * FROM Users where 1=1");
var dynamicTable = dynamic3.ToDataTable();
#endregion
}
txtMessage.Value = msg.ToString();
}
protected void text3_Click(object sender, EventArgs e)
{
/*
* Debug.Assert(1 == 0, "error message", "参数不能为空！");
* System.Diagnostics.Trace.Assert(1==0,"错误：","个方法士大夫十分");
* TextWriterTraceListener _DebugLog = new TextWriterTraceListener(System.IO.File.CreateText("Debug_Output.txt"));
* Debug.Listeners.Add(_DebugLog);
* Debug.AutoFlush = true;
* Debug.WriteLine("Debug 余小章");
* System.Diagnostics.Trace.WriteLine("Release 余小章");
*/
List <IDictionary <string, object> > testDics = new List <IDictionary <string, object> >();
testDics.Add(new Dictionary <string, object> {
{ "Id", Guid.NewGuid() },
{ "Name", "水电费水电费" },
{ "CrTime", DateTime.Now },
{ "Fees", null },
{ "Nums", 33 },
{ "IsDeleted", true }
});
testDics.Add(new Dictionary <string, object> {
{ "Id", "dererer" },
{ "Name", "232FDD水电费是否" },
{ "CrTime", null },
{ "Fees", 33 },
{ "Nums", 22.2 },
{ "IsDeleted", 1 }
});
testDics.Add(new Dictionary <string, object> {
{ "Id", null },
{ "Name", "232324454" },
{ "CrTime", "1733-12-12 12:12" },
{ "Fees", 33.3 },
{ "Nums", 13 },
{ "IsDeleted", "false" }
});
var testDT = testDics.ToDataTable();
//测试存储过程
StringBuilder msg = new StringBuilder();
using (var session = DefaultDbFactory.GetDbSession(true))
{
msg.AppendFormat("五、调用存储过程：{0}", Environment.NewLine);
var outputParam = new System.Data.SqlClient.SqlParameter("rtnStr", SqlDbType.VarChar, 2000);
outputParam.Direction = ParameterDirection.Output;
var dt = session.QueryStoredProcedure("SP_GetUser", new StoreParameter("id", 3), new StoreParameter("name", "翟晓东"), new StoreParameter("rtnStr", outputParam));
msg.AppendFormat("1、调用存储过程，获取DataTable：{0} {1}", dt.Rows.Count, Environment.NewLine);
var outputParam2 = new System.Data.SqlClient.SqlParameter("rtnStr", SqlDbType.VarChar, 2000);
outputParam2.Direction = ParameterDirection.Output;
var suserList = session.QueryStoredProcedure <User>("SP_GetUser", new StoreParameter("id", 3), new StoreParameter("name", ""), new StoreParameter("rtnStr", outputParam2));
msg.AppendFormat("2、调用存储过程，获取List<T>：{0} {1}", suserList.Count(), Environment.NewLine);
var outputParam3 = new System.Data.SqlClient.SqlParameter("rtnStr", SqlDbType.VarChar, 2000);
outputParam3.Direction = ParameterDirection.Output;
var singleDD = session.SingleStoredProcedure <User>("SP_GetUser", new StoreParameter("id", 2), new StoreParameter("name", ""), new StoreParameter("rtnStr", outputParam3));
msg.AppendFormat("3、调用存储过程，获取单个实体：{0} {1}", singleDD.name, Environment.NewLine);
}
txtMessage.Value = msg.ToString();
}
