loan-approval.js

on("init", () => {
     var state = {
       Status: "New"
     };
  
    return state;
});

on("loan-submission", (state, req) => {
  state.Amount = req.Amount;
  if(req.CreditScore < 500) {
      state.Status = "Denied";
      return "Credit score too low";
  }
  if(req.Amount < 1000) {
     state.Status = "Approved";
     return "Credit score is good and loan amount is small";
  }
  if(req.LifeInsurance == null) {
      state.Status = next("life-insurance-setup");
      return;
  }
  state.Status = next("compute-apr");
  return;
});

on("life-insurance-setup", (state, req) => {
  if(req.Denied){
      state.Status = "Denied";
      return "Cannot get a loan for this ammount without life insurance";
  }
  state.Status = next("compute-apr");
});

on("compute-apr", (state, req) => {
    if(req.APR > 25) {
        state.Status = "Denied";
        return "Better to refuse the loan than handle usury charges";
    }
    state.Status = next("offer-to-user");
});