private List <String> PromoteIntegers(List <String> Operands)
{
if (!EXEExecutionGlobals.AllowPromotionOfIntegerToReal)
{
return(Operands);
}
bool ContainsReal = false;
bool ContainsInteger = false;
foreach (String Operand in Operands)
{
ContainsReal |= EXETypes.RealTypeName.Equals(EXETypes.DetermineVariableType("", Operand));
ContainsInteger |= EXETypes.IntegerTypeName.Equals(EXETypes.DetermineVariableType("", Operand));
if (ContainsReal && ContainsInteger)
{
break;
}
}
if (!ContainsReal || !ContainsInteger)
{
return(Operands);
}
return(Operands.Select(x => EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, x)).ToList());
}
public String Evaluate(EXEScope Scope, CDClassPool ExecutionSpace)
{
String Result = null;
String ValueType = EXETypes.DetermineVariableType("", this.Value);
if (ValueType == null)
{
return(Result);
}
// If we have simple value, e.g. 5, 3.14, "hi Madelyn", we are good
if (!EXETypes.ReferenceTypeName.Equals(ValueType))
{
Result = this.Value;
}
// We got here because we have a variable name, the variable is of primitive value
else if (EXETypes.ReferenceTypeName.Equals(ValueType))
{
EXEPrimitiveVariable ThisVariable = Scope.FindPrimitiveVariableByName(this.Value);
if (ThisVariable != null)
{
Result = ThisVariable.Value;
}
}
/*Console.WriteLine("Operand: " + this.Value);
* Console.WriteLine("Result: " + Result);*/
return(Result);
}
public override Boolean Execute(OALProgram OALProgram, EXEScope Scope)
{
//Console.WriteLine("Assignment is being executed");
Boolean Result = false;
String AssignedValue = this.AssignedExpression.Evaluate(Scope, OALProgram.ExecutionSpace);
if (AssignedValue == null)
{
return(Result);
}
// If we are assigning to a variable
if (this.AttributeName == null)
{
//Console.WriteLine("Assigning value: " + AssignedValue + " to variable " + this.VariableName);
EXEPrimitiveVariable Variable = Scope.FindPrimitiveVariableByName(this.VariableName);
// If the variable doesnt exist, we simply create it
if (Variable == null)
{
//Console.WriteLine("Creating new var " + this.VariableName);
Result = Scope.AddVariable(new EXEPrimitiveVariable(this.VariableName, AssignedValue));
}
//If variable exists and its type is UNDEFINED
else if (EXETypes.UnitializedName.Equals(Variable.Type))
{
//Console.WriteLine("Assigning to unitialized var" + this.VariableName);
Result = Variable.AssignValue(Variable.Name, AssignedValue);
}
// If the variable exists and is primitive
else if (!EXETypes.ReferenceTypeName.Equals(Variable.Type))
{
//Console.WriteLine("Assigning to initialized var" + this.VariableName);
// If the types don't match, this fails and returns false
AssignedValue = EXETypes.AdjustAssignedValue(Variable.Type, AssignedValue);
Result = Variable.AssignValue("", AssignedValue);
}
// Variable exists and is not primitive. What to do, what to do?
// We do nothing, we CANNOT ASSIGN TO HANDLES!!!
}
// We are assigning to an attribute of a variable
else
{
EXEReferenceEvaluator RefEvaluator = new EXEReferenceEvaluator();
Result = RefEvaluator.SetAttributeValue(this.VariableName, this.AttributeName, Scope, OALProgram.ExecutionSpace, AssignedValue);
//Console.WriteLine("Tried to assign " + AssignedValue + " to " + this.VariableName + "." + this.AttributeName);
}
//Console.WriteLine("Assignment Result: " + Result);
return(Result);
}
public bool VerifyReferences(EXEScope Scope, CDClassPool ExecutionSpace)
{
bool Result = false;
if (!EXETypes.ReferenceTypeName.Equals(EXETypes.DetermineVariableType("", this.Value)))
{
Result = true;
}
else
{
Result = Scope.VariableNameExists(this.Value);
}
return(Result);
}
//SetUloh1
// Similar as task above, but this time we set the attribute value to "NewValue" parameter
// But it's not that easy, you need to check if attribute type and NewValue type are the same (e.g. both are integer)
// To do that, you need to find the referencing variable's class (via Scope) and then the attribute's type (vie ExecutionSpace)
// When you know the type of attribute, use EXETypes.IsValidValue to see if you can or cannot assign that value to that attribute
// You assign it in Scope
// Return if you could assign it or not
// EXETypes.determineVariableType()
public Boolean SetAttributeValue(String ReferencingVariableName, String AttributeName, EXEScope Scope, CDClassPool ExecutionSpace, String NewValue)
{
EXEReferencingVariable ReferencingVariable = Scope.FindReferencingVariableByName(ReferencingVariableName);
if (ReferencingVariable == null)
{
return(false);
}
CDClassInstance ClassInstance = ExecutionSpace.GetClassInstanceById(ReferencingVariable.ClassName, ReferencingVariable.ReferencedInstanceId);
if (ClassInstance == null)
{
return(false);
}
CDClass Class = ExecutionSpace.getClassByName(ReferencingVariable.ClassName);
if (Class == null)
{
return(false);
}
CDAttribute Attribute = Class.GetAttributeByName(AttributeName);
if (Attribute == null)
{
return(false);
}
String NewValueType = EXETypes.DetermineVariableType(null, NewValue);
if (!EXETypes.CanBeAssignedToAttribute(AttributeName, Attribute.Type, NewValueType))
{
return(false);
}
ClassInstance.SetAttribute(AttributeName, EXETypes.AdjustAssignedValue(Attribute.Type, NewValue));
return(true);
}
public Boolean AssignValue(String name, String NewValue)
{
if (name == EXETypes.UniqueIDTypeName)
{
return(false);
}
if (EXETypes.UnitializedName.Equals(this.Type))
{
this.Value = NewValue;
return(true);
}
String NewValueType = EXETypes.DetermineVariableType(name, NewValue);
if (NewValueType == this.Type)
{
this.Value = NewValue;
return(true);
}
if (NewValueType == EXETypes.IntegerTypeName && this.Type == EXETypes.RealTypeName && EXEExecutionGlobals.AllowPromotionOfIntegerToReal)
{
int NewValueInt = int.Parse(NewValue);
double newValueDouble = NewValueInt;
this.Value = newValueDouble.ToString();
return(true);
}
if (NewValueType == EXETypes.RealTypeName && this.Type == EXETypes.IntegerTypeName && EXEExecutionGlobals.AllowLossyAssignmentOfRealToInteger)
{
decimal newValueDouble = decimal.Parse(NewValue, CultureInfo.InvariantCulture);
int newValueInt = (int)newValueDouble;
this.Value = newValueInt.ToString();
return(true);
}
return(false);
}
public override Boolean Execute(OALProgram OALProgram, EXEScope Scope)
{
Boolean Success = true;
this.OALProgram = OALProgram;
bool ConditionTrue = true;
String ConditionResult;
int IterationCounter = 0;
while (ConditionTrue)
{
OALProgram.AccessInstanceDatabase();
ConditionResult = this.Condition.Evaluate(Scope, OALProgram.ExecutionSpace);
OALProgram.LeaveInstanceDatabase();
//!!NON-RECURSIVE!!
this.ClearVariables();
if (ConditionResult == null)
{
return(false);
}
if (!EXETypes.BooleanTypeName.Equals(EXETypes.DetermineVariableType("", ConditionResult)))
{
return(false);
}
ConditionTrue = EXETypes.BooleanTrue.Equals(ConditionResult);
if (!ConditionTrue)
{
break;
}
if (IterationCounter >= EXEExecutionGlobals.LoopIterationCap)
{
Success = false;
break;
}
foreach (EXECommand Command in this.Commands)
{
if (this.CurrentLoopControlCommand != LoopControlStructure.None)
{
break;
}
Success = Command.SynchronizedExecute(OALProgram, this);
if (!Success)
{
break;
}
}
if (!Success)
{
break;
}
IterationCounter++;
if (this.CurrentLoopControlCommand == LoopControlStructure.Break)
{
this.CurrentLoopControlCommand = LoopControlStructure.None;
break;
}
else if (this.CurrentLoopControlCommand == LoopControlStructure.Continue)
{
this.CurrentLoopControlCommand = LoopControlStructure.None;
continue;
}
}
return(Success);
}
// SetUloh2
public override bool Execute(OALProgram OALProgram, EXEScope Scope)
{
//Select instances of given class that match the criteria and assign them to variable with given name
// ClassName tells us which class we are interested in
// Cardinality tells us whether we want one random instance (matching the criteria) or all of them
// "Many" - we create variable EXEReferencingSetVariable, "Any" - we create variable EXEReferencingVariable
// Variable name tells us how to name the newly created referencing variable
// Where condition tells us which instances to select from all instances of the class (just do EXEASTNode.Evaluate and return true if the result "true" and false for "false")
// When making unit tests, do not use the "where" causule yet, because its evaluation is not yet implemented
// If relationship selection does not exists, this is problem
if (this.RelationshipSelection == null)
{
return(false);
}
CDClass Class = OALProgram.ExecutionSpace.getClassByName(this.RelationshipSelection.GetLastClassName());
if (Class == null)
{
return(false);
}
// We need to check, if the variable already exists, it must be of corresponding type
if (Scope.VariableNameExists(this.VariableName))
{
if
(
!(
(EXECommandQuerySelect.CardinalityAny.Equals(this.Cardinality)
&&
this.RelationshipSelection.GetLastClassName() == Scope.FindReferencingVariableByName(this.VariableName).ClassName)
||
(EXECommandQuerySelect.CardinalityMany.Equals(this.Cardinality)
&&
this.RelationshipSelection.GetLastClassName() == Scope.FindSetReferencingVariableByName(this.VariableName).ClassName)
)
)
{
return(false);
}
}
// Evaluate relationship selection. If it fails, execution fails too
List <long> SelectedIds = this.RelationshipSelection.Evaluate(OALProgram.RelationshipSpace, Scope);
if (SelectedIds == null)
{
return(false);
}
// If class has no instances, command may execute successfully, but we better verify references in the WHERE condition
if (SelectedIds.Count() == 0 && this.WhereCondition != null)
{
return(this.WhereCondition.VerifyReferences(Scope, OALProgram.ExecutionSpace));
}
// Now let's evaluate the condition
if (this.WhereCondition != null && SelectedIds.Any())
{
String TempSelectedVarName = "selected";
EXEReferencingVariable SelectedVar = new EXEReferencingVariable(TempSelectedVarName, this.RelationshipSelection.GetLastClassName(), -1);
if (!Scope.AddVariable(SelectedVar))
{
return(false);
}
List <long> ResultIds = new List <long>();
foreach (long Id in SelectedIds)
{
SelectedVar.ReferencedInstanceId = Id;
String ConditionResult = this.WhereCondition.Evaluate(Scope, OALProgram.ExecutionSpace);
//Console.Write(Id + " : " + ConditionResult);
if (!EXETypes.IsValidValue(ConditionResult, EXETypes.BooleanTypeName))
{
Scope.DestroyReferencingVariable(TempSelectedVarName);
return(false);
}
if (EXETypes.BooleanTrue.Equals(ConditionResult))
{
ResultIds.Add(Id);
}
}
SelectedIds = ResultIds;
Scope.DestroyReferencingVariable(TempSelectedVarName);
}
// Now we have ids of selected instances. Let's assign them to a variable
if (EXECommandQuerySelect.CardinalityMany.Equals(this.Cardinality))
{
EXEReferencingSetVariable Variable = Scope.FindSetReferencingVariableByName(this.VariableName);
if (Variable == null)
{
Variable = new EXEReferencingSetVariable(this.VariableName, this.RelationshipSelection.GetLastClassName());
if (!Scope.AddVariable(Variable))
{
return(false);
}
}
foreach (long Id in SelectedIds)
{
Variable.AddReferencingVariable(new EXEReferencingVariable("", Variable.ClassName, Id));
}
}
else if (EXECommandQuerySelect.CardinalityAny.Equals(this.Cardinality))
{
EXEReferencingVariable Variable = Scope.FindReferencingVariableByName(this.VariableName);
if (Variable == null)
{
long ResultId = SelectedIds.Any() ? SelectedIds[new Random().Next(SelectedIds.Count)] : -1;
Variable = new EXEReferencingVariable(this.VariableName, this.RelationshipSelection.GetLastClassName(), ResultId);
if (!Scope.AddVariable(Variable))
{
return(false);
}
}
}
else
{
return(false);
}
return(true);
}
public String Evaluate(EXEScope Scope, CDClassPool ExecutionSpace)
{
String Result = null;
EXEExpressionEvaluator Evaluator = new EXEExpressionEvaluator();
EXEEvaluatorHandleOperators HandleEvaluator = new EXEEvaluatorHandleOperators();
EXEReferenceEvaluator AccessEvaluator = new EXEReferenceEvaluator();
// If we just calculate with ints, reals, bools, strings
if (Evaluator.IsSimpleOperator(this.Operation))
{
List <String> EvaluatedOperands = new List <String>();
foreach (EXEASTNode Operand in this.Operands)
{
EvaluatedOperands.Add(Operand.Evaluate(Scope, ExecutionSpace));
}
if (EvaluatedOperands.Contains(null))
{
return(Result);
}
//If we are returning real number, let's format it so that we don't have trouble with precision
Result = Evaluator.Evaluate(this.Operation, EvaluatedOperands);
/*Console.Write("AST Composite operation " + this.Operation + " has result ");
* Console.Write(Result == null ? "null" : Result);
* Console.WriteLine();*/
if (Result == null)
{
return(Result);
}
/* Console.WriteLine("Operation: " + this.Operation);
* Console.WriteLine("Result of operation" + (Result == null ? "null" : Result));*/
if (EXETypes.RealTypeName.Equals(EXETypes.DetermineVariableType("", Result)))
{
//Console.WriteLine("is real and needs formatting");
if (!Result.Contains("."))
{
Result = FormatDouble(Result);
}
if (!Result.Contains("."))
{
Result += ".0";
}
}
}
// If we have handle operators
else if (HandleEvaluator.IsHandleOperator(this.Operation))
{
Console.WriteLine("We have handle operator");
Result = HandleEvaluator.Evaluate(this.Operation, this.Operands.Select(x => ((EXEASTNodeLeaf)x).GetNodeValue()).ToList(), Scope);
}
// If we have access operator - we either access attribute or have decimal number. There are always 2 operands
else if (".".Equals(this.Operation) && this.Operands.Count == 2)
{
if (EXETypes.IntegerTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[0].GetNodeValue())) &&
EXETypes.IntegerTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[1].GetNodeValue()))
)
{
Result = this.Operands[0].GetNodeValue() + "." + this.Operands[1].GetNodeValue();
}
else if (EXETypes.ReferenceTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[0].GetNodeValue())) &&
EXETypes.ReferenceTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[1].GetNodeValue()))
)
{
Result = AccessEvaluator.EvaluateAttributeValue(this.Operands[0].GetNodeValue(), this.Operands[1].GetNodeValue(), Scope, ExecutionSpace);
}
}
return(Result);
}
public bool VerifyReferences(EXEScope Scope, CDClassPool ExecutionSpace)
{
bool Result = false;
EXEExpressionEvaluator Evaluator = new EXEExpressionEvaluator();
EXEEvaluatorHandleOperators HandleEvaluator = new EXEEvaluatorHandleOperators();
EXEReferenceEvaluator AccessEvaluator = new EXEReferenceEvaluator();
// If we just calculate with ints, reals, bools, strings
if (Evaluator.IsSimpleOperator(this.Operation))
{
foreach (EXEASTNode Operand in this.Operands)
{
if (!Operand.VerifyReferences(Scope, ExecutionSpace))
{
return(false);
}
}
Result = true;
}
// If we have handle operators
else if (HandleEvaluator.IsHandleOperator(this.Operation))
{
if (this.Operands.Count() == 1 && Scope.FindReferenceHandleByName(((EXEASTNodeLeaf)this.Operands[0]).GetNodeValue()) != null)
{
Result = true;
}
}
// If we have access operator - we either access attribute or have decimal number. There are always 2 operands
else if (".".Equals(this.Operation) && this.Operands.Count == 2)
{
if (EXETypes.IntegerTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[0].GetNodeValue())) &&
EXETypes.IntegerTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[1].GetNodeValue()))
)
{
Result = true;
}
else if (EXETypes.ReferenceTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[0].GetNodeValue())) &&
EXETypes.ReferenceTypeName.Equals(EXETypes.DetermineVariableType("", this.Operands[1].GetNodeValue()))
)
{
EXEReferencingVariable Variable = Scope.FindReferencingVariableByName(this.Operands[0].GetNodeValue());
if (Variable == null)
{
return(false);
}
CDClass Class = ExecutionSpace.getClassByName(Variable.ClassName);
if (Class == null)
{
return(false);
}
CDAttribute Attribute = Class.GetAttributeByName(this.Operands[1].GetNodeValue());
if (Attribute == null)
{
return(false);
}
CDClassInstance Instance = Variable.RetrieveReferencedClassInstance(ExecutionSpace);
if (Instance == null)
{
return(false);
}
Result = true;
}
}
return(Result);
}
public EXEPrimitiveVariable(String Name, String Value)
{
this.Name = Name;
this.Value = Value;
this.Type = EXETypes.DetermineVariableType(Name, Value);
}
// Potentially refactor this
public String IsValid(string oper, string[] param)
{
if (String.IsNullOrEmpty(oper) || param == null)
{
return(EXETypes.BooleanFalse);
}
//get the first element type
String ParamType = EXETypes.DetermineVariableType(null, param[0]);
//check if it is int or real number
if (String.Equals(ParamType, EXETypes.IntegerTypeName) || String.Equals(ParamType, EXETypes.RealTypeName))
{
if (oper == "+" || oper == "-" || oper == "*" || oper == "/" || oper == "%")
{
if (param.Length < 2)
{
return(EXETypes.BooleanFalse);
}
}
else if (oper == "==" || oper == "!=" || oper == "<" || oper == ">" || oper == "<=" || oper == ">=")
{
if (param.Length != 2)
{
return(EXETypes.BooleanFalse);
}
}
else if (oper == "and" || oper == "or" || oper == "not")
{
return(EXETypes.BooleanFalse);
}
//chcek if all parameter is integer
if (String.Equals(ParamType, EXETypes.IntegerTypeName))
{
foreach (var value in param)
{
if (!EXETypes.IsValidValue(value, EXETypes.IntegerTypeName))
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
//chcek if all parameter is double
else if (String.Equals(ParamType, EXETypes.RealTypeName))
{
foreach (var value in param)
{
if (!EXETypes.IsValidValue(value, EXETypes.RealTypeName))
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
return(EXETypes.BooleanFalse);
}
//check if it is boolean type
if (String.Equals(ParamType, EXETypes.BooleanTypeName))
{
if (oper.ToLower() == "not")
{
if (param.Length != 1)
{
return(EXETypes.BooleanFalse);
}
return((Boolean.TryParse(param[0], out _)) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (((oper == "==" || oper == "!=") && param.Length == 2) || ((oper.ToLower() == "and" || oper.ToLower() == "or") && param.Length >= 2))
{
foreach (var value in param)
{
if (!Boolean.TryParse(value, out _))
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
return(EXETypes.BooleanFalse);
}
//check if it is boolean type
if (String.Equals(ParamType, EXETypes.StringTypeName))
{
if (oper == ">" || oper == "<" || oper == "<=" || oper == ">=" || oper == "==" || oper == "!=")
{
if (param.Length != 2)
{
return(EXETypes.BooleanFalse);
}
foreach (String value in param)
{
if (!IsValidEXETypeString(value))
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
if (oper == "+")
{
if (param.Length < 2)
{
return(EXETypes.BooleanFalse);
}
foreach (String value in param)
{
if (!IsValidEXETypeString(value))
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
return(EXETypes.BooleanFalse);
}
return(EXETypes.BooleanFalse);
}
// SetUloh1
// Here you get operator and operands, and you need to return the result. Check the unit tests to see what this is about
public String Evaluate(String Operator, List <String> InOperands)
{
List <String> Operands = PromoteIntegers(InOperands);
if (!this.CanBeEvaluated(Operator, Operands))
{
return(null);
}
//Console.WriteLine("Can be evaluated");
//get variable type
String VariableType = EXETypes.DetermineVariableType(null, Operands[0]);
switch (Operator)
{
case "+": //int, real, string
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//add numbers in list and return result
return(IntList.Aggregate((a, x) => a + x).ToString());
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//add numbers in list and return result
return(EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, DoubleList.Aggregate((a, x) => a + x).ToString()));
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//add string in list and return result
//remove \" from Operands
List <String> StringList = Operands.Select(s => s.Replace("\"", "")).ToList();
//add strings in list and return result
return(CreateEXETypeString(StringList.Aggregate((a, x) => a + x).ToString()));
}
break;
case "-": //int, real
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//sub numbers in list and return result
return(IntList.Aggregate((a, x) => a - x).ToString());
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//sub numbers in list and return result
return(EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, DoubleList.Aggregate((a, x) => a - x).ToString()));
}
break;
case "*": //int, real
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//multiply numbers in list and return result
return(IntList.Aggregate((a, x) => a * x).ToString());
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//multiply numbers in list and return result
return(EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, DoubleList.Aggregate((a, x) => a * x).ToString()));
}
break;
case "/": //int, real
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
for (int i = 1; i < IntList.Count; i++)
{
if (IntList[i] == 0)
{
return(null);
}
}
//divide numbers in list and return result
return(IntList.Aggregate((a, x) => a / x).ToString());
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
for (int i = 1; i < DoubleList.Count; i++)
{
if (DoubleList[i] == 0)
{
return(EXETypes.BooleanFalse);
}
}
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//divide numbers in list and return result
return(EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, DoubleList.Aggregate((a, x) => a / x).ToString()));
}
break;
case "%": //int, real
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
for (int i = 1; i < IntList.Count; i++)
{
if (IntList[i] == 0)
{
return(null);
}
}
//divide numbers in list and return result
return(IntList.Aggregate((a, x) => a % x).ToString());
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
for (int i = 1; i < DoubleList.Count; i++)
{
if (DoubleList[i] == 0)
{
return(EXETypes.BooleanFalse);
}
}
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//divide numbers in list and return result
return(EXETypes.AdjustAssignedValue(EXETypes.RealTypeName, DoubleList.Aggregate((a, x) => a % x).ToString()));
}
break;
case "==": //int, real, string, booelan, unique ID
//return bool
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare 2 numbers in list (equals) and return result
return(int.Equals(IntList[0], IntList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare 2 numbers in list (equals) and return result
return(Double.Equals(DoubleList[0], DoubleList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//compare 2 string in list (equals) and return result
return(String.Equals(Operands[0], Operands[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//only 2 operands
if (String.Equals(EXETypes.BooleanTypeName, VariableType))
{
//convert to list of int
List <bool> BooleanList = Operands.Select(bool.Parse).ToList();
//compare 2 boolean in list (equals) and return result
return(Boolean.Equals(BooleanList[0], BooleanList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
case "!=": //int, real, string, booelan, unique ID
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare 2 numbers in list (equals) and return result
return(!int.Equals(IntList[0], IntList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare 2 numbers in list (equals) and return result
return(!Double.Equals(DoubleList[0], DoubleList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//compare 2 string in list (equals) and return result
return(!String.Equals(Operands[0], Operands[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are boolean
if (String.Equals(EXETypes.BooleanTypeName, VariableType))
{
//convert to list of boolean
List <bool> BooleanList = Operands.Select(bool.Parse).ToList();
//compare 2 boolean in list (not equals) and return result
return(!Boolean.Equals(BooleanList[0], BooleanList[1]) ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
//only 2 operands
case "<": //int, real, string
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare numbers in list (less then) and return result
return(IntList[0] < IntList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare numbers in list (less then) and return result
return(DoubleList[0] < DoubleList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//compare 2 strings in list (less then) and return result
return(String.Compare(Operands[0], Operands[1]) < 0 ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
case ">": //int, real, string
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare numbers in list (greater then) and return result
return(IntList[0] > IntList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare numbers in list (greater then) and return result
return(DoubleList[0] > DoubleList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//add string in list and return result
return(String.Compare(Operands[0], Operands[1]) > 0 ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
case "<=": //int, real, string
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare numbers in list (less then or equals to) and return result
return(IntList[0] <= IntList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare numbers in list (less then or equals to) and return result
return(DoubleList[0] <= DoubleList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//compare strings in list (less then or equals to) and return result
return(String.Compare(Operands[0], Operands[1]) <= 0 ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
case ">=": //int, real, string
//true if Operands are integers
if (String.Equals(EXETypes.IntegerTypeName, VariableType))
{
//convert to list of int
List <int> IntList = Operands.Select(int.Parse).ToList();
//compare numbers in list (greater then or equals to) and return result
return(IntList[0] >= IntList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
//true if Operands are real numbers
if (String.Equals(EXETypes.RealTypeName, VariableType))
{
//convert to list of real numbers
// List<double> DoubleList = Operands.Select(double.Parse.).ToList();
List <decimal> DoubleList = new List <decimal>();
foreach (String Operand in Operands)
{
try
{
DoubleList.Add(decimal.Parse(Operand, CultureInfo.InvariantCulture));
}
catch (Exception e)
{
return(EXETypes.BooleanFalse);
}
}
//compare numbers in list (greater then or equals to) and return result
return(DoubleList[0] >= DoubleList[1] ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
if (String.Equals(EXETypes.StringTypeName, VariableType))
{
//compare numbers in list (greater then or equals to) and return result
return(String.Compare(Operands[0], Operands[1]) >= 0 ? EXETypes.BooleanTrue : EXETypes.BooleanFalse);
}
break;
case "and": //only boolean
//true if Operands are boolean
if (String.Equals(EXETypes.BooleanTypeName, VariableType))
{
//convert to list of int
List <bool> BooleanList = Operands.Select(bool.Parse).ToList();
foreach (bool bool_var in BooleanList)
{
if (!bool_var)
{
return(EXETypes.BooleanFalse);
}
}
return(EXETypes.BooleanTrue);
}
break;
case "or": //only boolean
//true if Operands are boolean
if (String.Equals(EXETypes.BooleanTypeName, VariableType))
{
//convert to list of int
List <bool> BooleanList = Operands.Select(bool.Parse).ToList();
foreach (bool bool_var in BooleanList)
{
if (bool_var)
{
return(EXETypes.BooleanTrue);
}
}
return(EXETypes.BooleanFalse);
}
break;
//only 1 operand
case "not": //only boolean
//true if Operands are boolean
if (String.Equals(EXETypes.BooleanTypeName, VariableType))
{
//return TRUE or FALSE
return(String.Equals(Operands[0], EXETypes.BooleanTrue) ? EXETypes.BooleanFalse : EXETypes.BooleanTrue);
}
break;
}
return(null);
}
public override Boolean Execute(OALProgram OALProgram, EXEScope Scope)
{
this.OALProgram = OALProgram;
Boolean Result = true;
Boolean AScopeWasExecuted = false;
if (this.Condition == null)
{
return(false);
}
OALProgram.AccessInstanceDatabase();
String ConditionResult = this.Condition.Evaluate(Scope, OALProgram.ExecutionSpace);
OALProgram.LeaveInstanceDatabase();
if (ConditionResult == null)
{
return(false);
}
if (!EXETypes.BooleanTypeName.Equals(EXETypes.DetermineVariableType("", ConditionResult)))
{
return(false);
}
Boolean IfConditionResult = EXETypes.BooleanTrue.Equals(ConditionResult) ? true : false;
if (IfConditionResult)
{
foreach (EXECommand Command in this.Commands)
{
Result = Command.SynchronizedExecute(OALProgram, this);
if (!Result)
{
break;
}
}
AScopeWasExecuted = true;
}
if (AScopeWasExecuted)
{
return(Result);
}
if (this.ElifScopes != null)
{
foreach (EXEScopeCondition CurrentElif in this.ElifScopes)
{
if (CurrentElif.Condition == null)
{
return(false);
}
OALProgram.AccessInstanceDatabase();
ConditionResult = CurrentElif.Condition.Evaluate(Scope, OALProgram.ExecutionSpace);
OALProgram.LeaveInstanceDatabase();
if (ConditionResult == null)
{
return(false);
}
if (!EXETypes.BooleanTypeName.Equals(EXETypes.DetermineVariableType("", ConditionResult)))
{
return(false);
}
IfConditionResult = EXETypes.BooleanTrue.Equals(ConditionResult) ? true : false;
if (IfConditionResult)
{
Result = CurrentElif.SynchronizedExecute(OALProgram, CurrentElif);
AScopeWasExecuted = true;
break;
}
}
}
if (AScopeWasExecuted)
{
return(Result);
}
if (this.ElseScope != null)
{
Result = this.ElseScope.SynchronizedExecute(OALProgram, ElseScope);
}
return(Result);
}