public RatingEngineCompiler(IRulesEngineCodeProvider codeProvider, RuleEngineCodeModel rulesEngineCodeModel)
{
RuleEngineCodeModel = rulesEngineCodeModel;
CodeProvider = codeProvider;
if (codeProvider == null)
throw new Exception("Code Provider cannot be null");
}
public string GetCode(RuleEngineCodeModel model)
{
//var ruleBooks = decorator.GetRuleBooks().Select(
// p => new RuleBookTemplateModel(
// p.Name, decorator.GetRuleBookRules(Convert.ToInt32((string) p.Id), null).ToArray(),null
// )
// ).ToArray();
//var model = new RuleEngineCodeModel()
// {
// RuleBooks = ruleBooks,
// BaseLookupTables =
// decorator.DecorateTables(false,
// ruleBooks.SelectMany(p=>p.Lookups).ToArray()).ToArray()
// };
var codeGenerator = new RulesEngineCode()
{
Model = model,
Context = new RulesEngineCodeContext("TESTRATER")
};
var result = codeGenerator.TransformText();
return result;
}
public RatingEngineCompiler(RuleEngineCodeModel rulesEngineCodeModel)
: this(new RulesEngineCodeProvider(), rulesEngineCodeModel)
{
}
/// <summary>
/// A simple method to data from both lookup repository and engine repository to provide a combined model for compiling.
/// </summary>
/// <param name="nameSpace"></param>
/// <param name="effectiveDate"></param>
/// <param name="ruleBookIds"></param>
/// <returns></returns>
public static RuleEngineCodeModel GetRuleEngineCodeModel(string nameSpace, DateTime effectiveDate, string[] ruleBookIds = null)
{
var lookupRepository = GetLookupRepository(effectiveDate);
var engineRepository = GetEngineRepository(effectiveDate);
var rbs = engineRepository.GetAllRuleBooks().ToArray();
RuleBookTemplateModel[] ruleBooks = null;
if (ruleBookIds != null)
{
ruleBooks = rbs.Where(p => ruleBookIds.Contains(p.Id)).Select(
p => new RuleBookTemplateModel(
p.Name, "CommonRuleBook",
RuleHelper.SortRules(engineRepository.GetRuleBookRules(Convert.ToInt32((string)p.Id), null).ToArray()).ToArray(),
null
)
).ToArray();
}
else
{
ruleBooks = rbs.Select(
p => new RuleBookTemplateModel(
p.Name, "CommonRuleBook",
RuleHelper.SortRules(engineRepository.GetRuleBookRules(Convert.ToInt32((string)p.Id), null).ToArray()).ToArray(),
null
)
).ToArray();
}
var model = new RuleEngineCodeModel()
{
EffectiveDate = effectiveDate,
Namespace = nameSpace,
RuleBooks = ruleBooks,
BaseLookupTables = lookupRepository.GetRatingTables().
Select(p => lookupRepository.GetLookupTable(p.ChangeId)).ToArray()
};
return model;
}
