/// <summary>
/// Convert FilterRule to our custom FilterRuleBuilder which will be displayed in form controls
/// </summary>
/// <param name="param">Parameter to which the FilterRule is applied.</param>
/// <param name="rule">FilterRule to be converted.</param>
/// <returns>Custom FilterRuleBuilder data converted from FilterRule</returns>
public static FilterRuleBuilder CreateFilterRuleBuilder(BuiltInParameter param, FilterRule rule)
{
// Maybe FilterRule is inverse rule, we need to find its inner rule(FilterValueRule)
// Note that the rule may be inversed more than once.
bool inverted = false;
FilterRule innerRule = ReflectToInnerRule(rule, out inverted);
if (innerRule is FilterStringRule)
{
FilterStringRule strRule = innerRule as FilterStringRule;
FilterStringRuleEvaluator evaluator = strRule.GetEvaluator();
return(new FilterRuleBuilder(param, GetEvaluatorCriteriaName(evaluator, inverted), strRule.RuleString, strRule.RuleString.ToLower() == strRule.RuleString ? false : true));
}
else if (innerRule is FilterDoubleRule)
{
FilterDoubleRule dbRule = innerRule as FilterDoubleRule;
FilterNumericRuleEvaluator evaluator = dbRule.GetEvaluator();
return(new FilterRuleBuilder(param, GetEvaluatorCriteriaName(evaluator, inverted), dbRule.RuleValue, dbRule.Epsilon));
}
else if (innerRule is FilterIntegerRule)
{
FilterIntegerRule intRule = innerRule as FilterIntegerRule;
FilterNumericRuleEvaluator evaluator = intRule.GetEvaluator();
return(new FilterRuleBuilder(param, GetEvaluatorCriteriaName(evaluator, inverted), intRule.RuleValue));
}
else if (innerRule is FilterElementIdRule)
{
FilterElementIdRule idRule = innerRule as FilterElementIdRule;
FilterNumericRuleEvaluator evaluator = idRule.GetEvaluator();
return(new FilterRuleBuilder(param, GetEvaluatorCriteriaName(evaluator, inverted), idRule.RuleValue));
}
//
// for other rule, not supported yet
throw new System.NotImplementedException("The filter rule is not recognizable and supported yet!");
}
//Private Method
private static string CastFilterRule(FilterRule r)
{
if (r is FilterStringRule)
{
FilterStringRule filterRule = r as FilterStringRule;
FilterStringRuleEvaluator evaluator = filterRule.GetEvaluator();
if (filterRule.GetEvaluator() is FilterStringBeginsWith)
{
return("FilterStringBeginsWith");
}
else if (filterRule.GetEvaluator() is FilterStringContains)
{
return("FilterStringContains");
}
else if (filterRule.GetEvaluator() is FilterStringEndsWith)
{
return("FilterStringEndsWith");
}
else if (filterRule.GetEvaluator() is FilterStringEquals)
{
return("FilterStringEquals");
}
else if (filterRule.GetEvaluator() is FilterStringGreaterOrEqual)
{
return("FilterStringGreaterOrEqual");
}
else if (filterRule.GetEvaluator() is FilterStringLess)
{
return("FilterStringLess");
}
else if (filterRule.GetEvaluator() is FilterStringLessOrEqual)
{
return("FilterStringLessOrEqual");
}
}
else if (r is FilterIntegerRule || r is FilterDoubleRule || r is FilterGlobalParameterAssociationRule)
{
FilterIntegerRule filterRule = r as FilterIntegerRule;
FilterNumericRuleEvaluator evaluator = filterRule.GetEvaluator();
if (filterRule.GetEvaluator() is FilterNumericEquals)
{
return("FilterNumericEquals");
}
else if (filterRule.GetEvaluator() is FilterNumericGreater)
{
return("FilterNumericGreater");
}
else if (filterRule.GetEvaluator() is FilterNumericGreaterOrEqual)
{
return("FilterNumericGreaterOrEqual");
}
else if (filterRule.GetEvaluator() is FilterNumericLess)
{
return("FilterNumericLess");
}
else if (filterRule.GetEvaluator() is FilterNumericLessOrEqual)
{
return("FilterNumericLessOrEqual");
}
}
else if (r is FilterInverseRule)
{
FilterInverseRule filterRule = r as FilterInverseRule;
FilterRule innerRule = filterRule.GetInnerRule();
return(CastFilterRule(innerRule) + "_InnerRule");
}
else if (r is SharedParameterApplicableRule)
{
return("SharedParameterApplicableRule");
}
;
return(null);
}