/// <summary>
/// Loads a context by a given identifier based on a passed in repository
/// </summary>
/// <param name="identifier">Identifier representing a context</param>
/// <param name="ruleExecuter">Passed in empty rule executer</param>
/// <param name="ruleRepository">Repository for saved rules</param>
/// <param name="ruleTemplateFactory">Factory for service specific templates</param>
/// <returns></returns>
public static async Task <RuleContext <TFact, TOutput> > LoadContext(
Guid identifier,
IRuleExecuter <TFact, TOutput> ruleExecuter,
IRuleRepository ruleRepository,
IRuleTemplateFactory <TFact, TOutput> ruleTemplateFactory)
{
var rules = await ruleRepository.GetRulesByContext(identifier);
var context = new RuleContext <TFact, TOutput>(ruleExecuter, ruleRepository, identifier, ruleTemplateFactory);
foreach (var ruleData in rules)
{
var condition = ruleTemplateFactory
.CreateCondition(ruleData.ConditionType, ruleData.ConditionData);
var consequence = ruleTemplateFactory
.CreateConsequence(ruleData.ConsequenceType, ruleData.ConsequenceData);
var template = new RuleTemplate <TFact, TOutput>(condition, consequence);
ruleExecuter.AddRule(ruleData.Id, template.Rule);
}
return(context);
}
