public static string GetJavaScriptRules(RuleApplicationDef ruleAppDef)
{
var subscriptionKey = Properties.Settings.Default.InRuleDistKey;
string returnContent;
try
{
var client = new HttpClient();
client.BaseAddress = new Uri("https://api.distribution.inrule.com");
var uri = new Uri("https://api.distribution.inrule.com/package?logOption=None&subscription-key=" + subscriptionKey);
using (var mpfdc = new MultipartFormDataContent())
{
var byteArray = System.Text.Encoding.UTF8.GetBytes(ruleAppDef.GetXml());
var stream = new MemoryStream(byteArray);
var content = new StreamContent(stream);
mpfdc.Add(content, "ruleApplication", ruleAppDef.Name + ".ruleapp");
client.DefaultRequestHeaders.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("multipart/form-data"));
var result = client.PostAsync(uri, mpfdc).Result;
dynamic resource = result.Content.ReadAsAsync <JObject>().Result;
var resultDownload = client.GetAsync((string)resource.PackagedApplicationDownloadUrl + "?subscription-key=" + subscriptionKey).Result;
returnContent = resultDownload.Content.ReadAsStringAsync().Result;
}
}
catch (Exception e)
{
returnContent = e.Message;
}
return(returnContent);
}
static async Task Main(string[] args)
{
const string tokenUrl = "https://auth.inrulecloud.com/oauth/token";
const string publishUrl = "https://[your-decision-runtime-hostname]/api/decisions"; // Change this to match the URL of your Decision Runtime
const string clientId = "xxxxxxxxxxxxxxxxxxxxxxx"; // Contact inrule for the client_id for your application
const string clientSecret = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"; // Contact inrule for the client_secret for your application
try
{
var ruleApplication = new RuleApplicationDef("InterestRateApp");
// Define 'CalculateLoanPayment' decision
var calculateLoanPayment = ruleApplication.Decisions.Add(new DecisionDef("CalculateLoanPayment"));
{
var presentValue = calculateLoanPayment.Fields.Add(new DecisionFieldDef("PresentValue", DecisionFieldType.Input, DataType.Number));
var interestRate = calculateLoanPayment.Fields.Add(new DecisionFieldDef("InterestRate", DecisionFieldType.Input, DataType.Number));
var periods = calculateLoanPayment.Fields.Add(new DecisionFieldDef("Periods", DecisionFieldType.Input, DataType.Integer));
var payment = calculateLoanPayment.Fields.Add(new DecisionFieldDef("Payment", DecisionFieldType.Output, DataType.Number));
calculateLoanPayment.DecisionStart.Rules.Add(new SetValueActionDef(payment.Name, $"{interestRate.Name} * {presentValue.Name} / (1 - ((1 + {interestRate.Name}) ^ -{periods.Name}))"));
}
// Define 'CalculateFutureValue' decision
var calculateFutureValue = ruleApplication.Decisions.Add(new DecisionDef("CalculateFutureValue"));
{
var presentValue = calculateFutureValue.Fields.Add(new DecisionFieldDef("PresentValue", DecisionFieldType.Input, DataType.Number));
var interestRate = calculateFutureValue.Fields.Add(new DecisionFieldDef("InterestRate", DecisionFieldType.Input, DataType.Number));
var periods = calculateFutureValue.Fields.Add(new DecisionFieldDef("Periods", DecisionFieldType.Input, DataType.Integer));
var futureValue = calculateFutureValue.Fields.Add(new DecisionFieldDef("FutureValue", DecisionFieldType.Output, DataType.Number));
calculateFutureValue.DecisionStart.Rules.Add(new SetValueActionDef(futureValue.Name, $"{presentValue.Name} * (1 + {interestRate.Name}) ^ {periods.Name}"));
}
// Get bearer token from authentication service
string bearerToken = await GetBearerToken(tokenUrl, clientId, clientSecret);
if (bearerToken == null)
{
return;
}
Console.WriteLine();
string ruleApplicationXml = ruleApplication.GetXml();
// Publish CalculateLoanPayment Decision
if (!await PublishDecision(publishUrl, calculateLoanPayment.Name, ruleApplicationXml, bearerToken))
{
return;
}
// Publish CalculateFutureValue Decision
if (!await PublishDecision(publishUrl, calculateFutureValue.Name, ruleApplicationXml, bearerToken))
{
return;
}
string inputJson = JsonConvert.SerializeObject(new
{
PresentValue = 20000.00m,
InterestRate = 0.05m,
Periods = 5
});
// Execute CalculateLoanPayment Decision Service
Console.WriteLine();
if (!await ExecuteDecisionService(publishUrl, calculateLoanPayment.Name, inputJson, bearerToken))
{
return;
}
// Execute CalculateFutureValue Decision Service
Console.WriteLine();
if (!await ExecuteDecisionService(publishUrl, calculateFutureValue.Name, inputJson, bearerToken))
{
return;
}
}
catch (Exception ex)
{
Console.WriteLine();
Console.WriteLine("An unexpected error occurred: " + ex);
}
finally
{
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
}