public IList <MoneyViewModel> GetMonthData(int?year, int?month)
{
IBetweenPredicate predicates = null;
if (year.HasValue && month.HasValue)
{
//每月一號
DateTime monthStart = new DateTime(year.Value, month.Value, 1);
//每月最後一天
DateTime monthEnd = monthStart.AddMonths(1).AddDays(-1);
BetweenValues betweenValues = new BetweenValues
{
Value1 = monthStart,
Value2 = monthEnd,
};
predicates = Predicates.Between <AccountBook>(f =>
f.Dateee, betweenValues);
}
var sort = new List <ISort>
{
Predicates.Sort <AccountBook>(x => x.Dateee),
Predicates.Sort <AccountBook>(x => x.Categoryyy)
};
var source = this._accountBookRepository.GetList(predicates, sort);
var viewModels = source.Select(x =>
new MoneyViewModel
{
Id = x.Id,
Amount = x.Amounttt,
Category = x.Categoryyy.ParseEnum <CategoryType>(),
CreateTime = x.Dateee
}).ToList();
return(viewModels);
}
public static void Pres()
{
var gp1 = Predicates.Group(GroupOperator.And);
var predicate = Predicates.Field <UserInfo>(f => f.Name, Operator.Like, "Lead", true);
gp1.Add(predicate);
predicate.AddTo(gp1);
var predicateProperty = Predicates.Property <PredicateTestEntity, PredicateTestEntity2>(f => f.Name, Operator.Le, f => f.Value, true);
var predicateExists = Predicates.Exists <PredicateTestEntity2>(null, true);
BetweenValues values = new BetweenValues();
var predicateBetween = Predicates.Between <PredicateTestEntity>(f => f.Name, values, true);
var predicateGroup = Predicates.Group(GroupOperator.Or, predicate, predicateExists);
var sortGroup = Predicates.SortGroup();
var Sort = Predicates.Sort <PredicateTestEntity>(f => f.Name, false);
sortGroup.Add(Sort);
sortGroup.Add(Sort);
}
public void Between_ReturnsSetupPredicate()
{
BetweenValues values = new BetweenValues();
var predicate = Predicates.Between <PredicateTestEntity>(f => f.Name, values, true);
Assert.AreEqual("Name", predicate.PropertyName);
Assert.AreEqual(values, predicate.Value);
Assert.AreEqual(true, predicate.Not);
}
public void Between_ReturnsSetupPredicate()
{
BetweenValues values = new BetweenValues {
Value1 = 12, Value2 = 24
};
var pred = Predicates.Between <PredicateTestEntity>(f => f.Id, values, true);
Dictionary <string, object> parameters = new Dictionary <string, object>();
string result = pred.GetSql(parameters);
Assert.AreEqual("([PredicateTestEntity].[Id] NOT BETWEEN @Id_0 AND @Id_1)", result);
Assert.AreEqual(12, parameters["@Id_0"]);
Assert.AreEqual(24, parameters["@Id_1"]);
}
public void Between()
{
var fieldPredicate = new FieldPredicate <TestEntity>();
var betweenValues = new BetweenValues {
Value1 = 10, Value2 = 20
};
var predicate = Predicates.Between <TestEntity>(x => x.Id, new BetweenValues {
Value1 = 10, Value2 = 20
}, true);
Assert.True(predicate.Not);
Assert.Equal(betweenValues, predicate.Value);
Assert.Equal("Id", predicate.PropertyName);
}
public void Between_ReturnsSetupPredicate()
{
BetweenValues values = new BetweenValues { Value1 = 12, Value2 = 24 };
var pred = Predicates.Between<PredicateTestEntity>(f => f.Id, values, true);
Dictionary<string, object> parameters = new Dictionary<string, object>();
string result = pred.GetSql(parameters);
Assert.AreEqual("([PredicateTestEntity].[Id] NOT BETWEEN @Id_0 AND @Id_1)", result);
Assert.AreEqual(12, parameters["@Id_0"]);
Assert.AreEqual(24, parameters["@Id_1"]);
}
static void Main(string[] args)
{
Dictionary <string, object> dic = new Dictionary <string, object>();
//sql server
{
//Random rand = new Random();
//using (IDbConnection db = DapperFactory.GetConnection(Enums.MyDbType.SqlServer, "Data Source=localhost;Initial Catalog=test;Integrated Security=True"))
//{
// int effectRows;
// string id = rand.Next(1, 2000000000).ToString();
// Student stu = new Student { ID = id, NAME = "春夏之交", AGE = 25, TIME = DateTime.Now };
// //单个插入
// {
// effectRows = db.Execute("insert into Student(ID,NAME,TIME) values(@ID,@NAME,@TIME)", stu);
// }
// //多个插入
// {
// var stuList = Enumerable.Range(0, 5).Select(i => new Student()
// {
// ID = rand.Next(1, 2147483647).ToString(),
// NAME = "安徽",
// AGE = i,
// TIME = DateTime.Now
// });
// var result = db.Execute("insert into Student(ID,NAME,TIME,AGE) values(@ID,@NAME,@TIME,@AGE)", stuList);
// }
// //字典参数插入
// {
// dic["ID"] = id + "1";
// dic["NAME"] = "陈兆杰" + DateTime.Now.ToString();
// dic["TIME"] = DateTime.Now;
// dic["AGE"] = 25;
// effectRows = db.Execute("insert into Student(ID,NAME,TIME,AGE) values(@ID,@NAME,@TIME,@AGE)", dic);
// }
// //更新
// {
// var stu1 = db.QuerySingleOrDefault<Student>("select * from Student where ID=@ID", new Student { ID = id });
// stu1.NAME = "陈兆杰";
// effectRows = db.Execute("UPDATE Student SET NAME=@NAME WHERE ID =@ID", stu1);
// }
// //删除
// {
// dic["ID"] = id;
// effectRows = db.Execute("DELETE FROM Student WHERE ID = @ID", dic);
// }
// //事务
// {
// db.Open();
// var tran = db.BeginTransaction();
// try
// {
// Dictionary<string, object> dicParam = new Dictionary<string, object>();
// dicParam["ID"] = Guid.NewGuid().ToString();
// dicParam["NAME"] = "陈兆杰";
// dicParam["TIME"] = DateTime.Now;
// effectRows = db.Execute("insert into Student(ID,NAME,TIME) values(@ID,@NAME,@TIME)", dicParam, tran);
// tran.Commit();
// }
// catch (Exception ex)
// {
// tran.Rollback();
// }
// }
// //多结果查询(Read表顺序，要与sql语句表的顺序一致，不然会有问题)
// {
// string sql = @"
// select * from Student where ID = @ID;
// select * from Course;";
// using (var multi = db.QueryMultiple(sql, new { id = "1" }))
// {
// var orders = multi.Read<Student>().ToList();
// var customer = multi.Read<Course>().FirstOrDefault();
// }
// }
// //单个查询
// {
// //var stu4 = db.QuerySingle<Student>("select * from Student where ID=@ID", new { ID = "1" });//数据超过一条会报错，没有数据会报错
// //var stu5 = db.QuerySingleOrDefault<Student>("select * from Student where ID=@ID", new { ID = "1" });//数据超过一条会报错,没有数据是默认为null
// //var stu6 = db.QueryFirstOrDefault<Student>("select * from Student where ID=@ID", new { ID = "1" });//没有数据时默认为null
// //var stu7 = db.QueryFirst<Student>("select * from Student where ID=@ID", new { ID = "1" });//没有数据会报错
// }
// //多个查询
// {
// var list = db.Query<Student>("SELECT * FROM Student").ToList();
// list = db.Query<Student>("SELECT * FROM Student where ID in @IDS", new { IDS = new String[] { "1786863176", "1963140912" } }).ToList();
// }
// //多表查询
// {
// string sql = @"select s.*,c.ID,c.CourseName from Student s,Course c where s.ID =c.ID and s.ID=@ID";
// //方法1：
// var list2 = db.Query<Student, Course, StudentDto>(sql, (student, course) =>
// {
// StudentDto stuDto = new StudentDto();
// stuDto.NAME = student.NAME;
// stuDto.ID = student.ID;
// course.ID = student.ID;
// stuDto.Course = course;
// return stuDto;
// }, new { ID = "1786863176" }, splitOn: "ID,CourseName").ToList();
// //方法2：
// var dynamic = db.Query(sql, new { ID = "1786863176" }).ToList();
// }
// //调用存储过程
// {
// var param = new DynamicParameters();
// param.Add("@StuId", "859713145");
// param.Add("@Name", dbType: DbType.String, direction: ParameterDirection.Output, size: 50);//输出值需要赋值size
// param.Add("@result", dbType: DbType.String, direction: ParameterDirection.ReturnValue, size: 50);//输出值需要赋值size
// db.Execute("TestProc", param, commandType: CommandType.StoredProcedure);
// string Name = param.Get<string>("Name");
// int? ReturnValue = param.Get<int>("@result");
// }
//}
}
//oracle 存储过程
{
using (IDbConnection db = DapperFactory.GetConnection(Enums.MyDbType.Oracle, @"User ID=czj;Password=123456;Data Source=(DESCRIPTION = (ADDRESS_LIST= (ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = orcl)))"))
{
//ado原生调用存储过程
{
db.Open();
var command = (OracleCommand)db.CreateCommand();
command.BindByName = true;
string returnValue = "";
List <OracleParameter> paraList = new List <OracleParameter>
{
new OracleParameter("spassword", OracleDbType.Varchar2, "123456", ParameterDirection.Input),
new OracleParameter("id", OracleDbType.Varchar2, Guid.NewGuid().ToString(), ParameterDirection.Input),
new OracleParameter("smobilephone", OracleDbType.Varchar2, "15298506403", ParameterDirection.Input),
new OracleParameter("semail", OracleDbType.Varchar2, "*****@*****.**", ParameterDirection.Input),
new OracleParameter("returnValue", OracleDbType.Varchar2, 1000, returnValue, ParameterDirection.Output)
};
command.CommandText = "proTest1";
command.CommandType = CommandType.StoredProcedure;
command.Parameters.AddRange(paraList.ToArray());
var effectRows = command.ExecuteScalar();
}
//dapper调用存储过程
{
//var param = new DynamicParameters();
//param.Add("returnValue", null, DbType.String, ParameterDirection.Output, 1000);
//param.Add("id", "1234569499", DbType.String, ParameterDirection.Input);
//param.Add("smobilephone", "15298506403", DbType.String, ParameterDirection.Input);
//param.Add("semail", "*****@*****.**", DbType.String, ParameterDirection.Input);
//param.Add("spassword", "123456", DbType.String, ParameterDirection.Input);
//param.AddDynamicParams(new OracleParameter(":spassword", OracleDbType.NVarchar2, "123456", ParameterDirection.Input));
//param.AddDynamicParams(new OracleParameter(":smobilephone", OracleDbType.NVarchar2, "15298506403", ParameterDirection.Input));
//param.AddDynamicParams(new OracleParameter(":semail", OracleDbType.NVarchar2, "*****@*****.**", ParameterDirection.Input));
//param.AddDynamicParams(new OracleParameter(":returnValue", OracleDbType.NVarchar2, ParameterDirection.Output).Size = 1000);
//var obj=db.ExecuteScalar("PROTEST1", param, commandType: CommandType.StoredProcedure);
}
}
}
//DapperExtensions.dll
{
Random rand = new Random();
using (IDbConnection db = DapperFactory.GetConnection(Enums.MyDbType.SqlServer, "Data Source=localhost;Initial Catalog=test;Integrated Security=True"))
{
string id = rand.Next(1, 2000000000).ToString();
Student stu = new Student {
ID = id, NAME = "陈兆杰", AGE = 25, TIME = DateTime.Now
};
//Insert
{
var effectRows = db.Insert(stu);//返回主键值
}
//Update
{
stu.TIME = DateTime.Now;
if (db.Update(stu))
{
//成功
}
else
{
//失败
}
}
//删除
{
//方法一
{
//if (db.Delete(stu))
//{
// //成功
//}
//else
//{
// //失败
//}
}
//方法二
{
var filedPred = Predicates.Field <Student>(o => o.ID, Operator.Eq, stu.ID);
if (db.Delete <Student>(filedPred))
{
//成功
}
else
{
//失败
}
}
//查询list
{
IList <ISort> sortlist = new List <ISort>();
sortlist.Add(new Sort {
PropertyName = "ID", Ascending = false
}); //排序条件 降序
IList <IPredicate> preList = new List <IPredicate>();
preList.Add(Predicates.Field <Student>(o => o.ID, Operator.Eq, "1786863176")); //搜索条件，Operator有很多种的类型如eq是等于、like相当于是sql的like用法还有Lt、Le等
BetweenValues betweenValues = new BetweenValues(); //搜索条件，between搜索两个值之间的数据
betweenValues.Value1 = "1786863176";
betweenValues.Value2 = "9786863176";
preList.Add(Predicates.Between <Student>(o => o.ID, betweenValues));
IPredicateGroup predGroup = Predicates.Group(GroupOperator.And, preList.ToArray());//确认多个搜索条件的连接方式AND 或者 OR
var list = db.GetList <Student>(predGroup, sortlist).ToList();
}
}
}
}
}
