static void Main(string[] args)
{
var list = GetRandomList();
foreach (var round in list)
{
Console.WriteLine(round);
}
Console.WriteLine("***********");
//var filtered = list.Where(round => round.Steps > 5 && round.Views < 6);
var builder = new FilteredPropertyBuilder(typeof(Round));
var filteredFields = new List <IFilteredProperty>();
var properties = typeof(Round).GetProperties();
foreach (var property in properties)
{
filteredFields.Add(builder.Build(property.Name));
}
var dynamicFilter = new DynamicFilter <Round>();
var count = 0;
while (true)
{
var prediction = new Prediction();
if (count != 0)
{
var logicalOperators = Enum.GetValues(typeof(LogicalOperators));
for (int i = 0; i < logicalOperators.Length; ++i)
{
Console.WriteLine($"{i}: {logicalOperators.GetValue(i)}");
}
Console.Write("Choose field index or -1 to exit: ");
var indexOfFieldOperator = ReadObject <int>();
if (indexOfFieldOperator == -1)
{
break;
}
prediction.Operator = (LogicalOperators)logicalOperators.GetValue(indexOfFieldOperator);
}
Console.WriteLine();
for (int i = 0; i < filteredFields.Count; i++)
{
Console.WriteLine($"{i}: {filteredFields[i].FieldName}");
}
Console.Write("Choose field index: ");
var indexOfField = ReadObject <int>();
var filteredField = filteredFields[indexOfField];
prediction.PropertyName = filteredField.FieldName;
Console.WriteLine();
for (int i = 0; i < filteredField.AvailableActions.Count; i++)
{
Console.WriteLine($"{i}: {filteredField.AvailableActions[i]}");
}
Console.Write("Choose action index: ");
var indexOfAction = ReadObject <int>();
prediction.CompareAction = filteredField.AvailableActions[indexOfAction];
Console.WriteLine();
if (prediction.NeedRight())
{
Console.Write("Set right part: ");
var rightPart = ReadObject(filteredField.FieldType);
prediction.RightValue = rightPart;
}
dynamicFilter.AddPredict(prediction);
++count;
}
var filtered = dynamicFilter.Filter(list);
Console.WriteLine("Lambda: ");
Console.WriteLine(dynamicFilter.GetLambda());
foreach (var round in filtered)
{
Console.WriteLine(round);
}
}
static void Main(string[] args)
{
var listStudents = GetRandomListWithStudents();
foreach (var student in listStudents)
{
Console.WriteLine(student);
}
Console.WriteLine("____________________");
//var filtredList = listStudents.Where(student => student.Course < 2 && student.Faculty == "Faculty0");
var builder = new FilteredPropertyBuilder(typeof(Student));
var filteredFields = new List <IFilteredProperty>();
filteredFields.Add(builder.Build(nameof(Student.Id)));
filteredFields.Add(builder.Build(nameof(Student.Name)));
filteredFields.Add(builder.Build(nameof(Student.Course)));
filteredFields.Add(builder.Build(nameof(Student.Faculty)));
filteredFields.Add(builder.Build(nameof(Student.DateOfBirth)));
var dynamicFilter = new DynamicFilter <Student>();
while (true)
{
var prediction = new Prediction();
Console.WriteLine($"Choose field (index from 0 to {filteredFields.Count - 1}) or -1 to end: ");
for (int i = 0; i < filteredFields.Count; i++)
{
Console.WriteLine($"{i}) {filteredFields[i].FiledName}");
}
var fieldIndex = ReadFromConsole <int>();
if (fieldIndex == -1)
{
break;
}
var filteredField = filteredFields[fieldIndex];
prediction.PropertyName = filteredField.FiledName;
Console.WriteLine($"Choose field (index from 0 to {filteredField.AvalibleActions.Count - 1}): ");
for (int i = 0; i < filteredField.AvalibleActions.Count; i++)
{
Console.WriteLine($"{i}) {filteredField.AvalibleActions[i]}");
}
var indexOfAction = ReadFromConsole <int>();
prediction.CompareAction = filteredField.AvalibleActions[indexOfAction];
Console.WriteLine("Set right part:");
var rightPart = ReadFromConsole(filteredField.FieldType);
prediction.RightValue = rightPart;
dynamicFilter.AddPredict(prediction);
}
Console.WriteLine();
Console.WriteLine($"Lambda: {dynamicFilter.GetLambda()}");
Console.WriteLine();
var filtredList = dynamicFilter.Filter(listStudents);
foreach (var student in filtredList)
{
Console.WriteLine(student);
}
Console.Read();
}
static void Main(string[] args)
{
List <Player> players = new List <Player>();
using (SqlConnection conn = new SqlConnection())
{
conn.ConnectionString = "Server=(localdb)\\mssqllocaldb;" +
"Database=aspnet-NumberGuesserWeb;" +
"Trusted_Connection=True;MultipleActiveResultSets=true";
conn.Open();
SqlCommand command = new SqlCommand("SELECT * FROM dbo.AspNetUsers", conn);
using (SqlDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
players.Add(new Player
{
Login = (string)reader[1],
Score = (int)reader[17],
Wins = (int)reader[18],
Loses = (int)reader[16],
Birthday = (DateTime)reader[19]
});
}
}
// use the connection here
}
foreach (var player in players)
{
Console.WriteLine(player);
}
Console.WriteLine("**************");
var builder = new FilteredPropertyBuilder(typeof(Player));
var chainCreator = new ChainCreator(builder);
var filteredFields = new List <IFilteredProperty>();
filteredFields.Add(builder.Build(nameof(Player.Login)));
filteredFields.Add(builder.Build(nameof(Player.Score)));
filteredFields.Add(builder.Build(nameof(Player.Wins)));
filteredFields.Add(builder.Build(nameof(Player.Loses)));
filteredFields.Add(builder.Build(nameof(Player.Birthday)));
var dynamicFilter = new DynamicFilter <Player>();
while (true)
{
var prediction = new Prediction();
for (int i = 0; i < filteredFields.Count; i++)
{
Console.WriteLine($"{i}) {filteredFields[i].FieldName}");
}
Console.Write("Choose field (index) or -1 to end: ");
var indexOfField = ReadObj <int>();
if (indexOfField == -1)
{
break;
}
var filteredField = filteredFields[indexOfField];
var complex = filteredField as IComplexFilteredProperty;
if (complex != null)
{
var properties = complex.GetProperties();
for (var i = 0; i < properties.Count; i++)
{
Console.WriteLine($"{i}) {properties[i].Name}");
}
Console.Write("Choose property (index): or -1 to continue ");
var index = ReadObj <int>();
if (index != -1)
{
chainCreator.CreateChain(prediction, filteredField, properties[index]);
}
}
prediction.PropertyName = filteredField.FieldName;
for (int i = 0; i < filteredField.AvailableActions.Count; i++)
{
Console.WriteLine($"{i}) {filteredField.AvailableActions[i]}");
}
Console.Write("Choose action (index): ");
var indexOfAction = ReadObj <int>();
prediction.CompareAction = filteredField.AvailableActions[indexOfAction];
if (prediction.NeedRight())
{
Console.Write("Set right part: ");
var rightPart = ReadObj(filteredField.FieldType);
prediction.RightValue = rightPart;
}
dynamicFilter.AddPredict(prediction);
}
Console.WriteLine($"lambda: {dynamicFilter.GetLambda()}");
var filtered = dynamicFilter.Filter(players);
foreach (var round in filtered)
{
Console.WriteLine(round);
}
Console.Read();
}
public ChainCreator(FilteredPropertyBuilder _builder) => builder = _builder;
