From fff4ae06c1dddac29946fa9005173db1ea7b24a4 Mon Sep 17 00:00:00 2001
From: Alan Maynard <alan.maynard@uconn.edu>
Date: Thu, 4 Apr 2019 20:36:01 -0400
Subject: [PATCH] SWE-12 disable payment buttons in given situations

- if the minimum payment due is $0, we disable the button to allow paying that amount
- if the current account balance is $0, we disable the button to allow paying that amount
---
 .../PayBillInterfaceController.swift                           | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/SynchronyFinancial/SynchronyFinancial WatchKit Extension/PayBillInterfaceController.swift b/SynchronyFinancial/SynchronyFinancial WatchKit Extension/PayBillInterfaceController.swift
index 3593120..5facc30 100644
--- a/SynchronyFinancial/SynchronyFinancial WatchKit Extension/PayBillInterfaceController.swift	
+++ b/SynchronyFinancial/SynchronyFinancial WatchKit Extension/PayBillInterfaceController.swift	
@@ -60,6 +60,9 @@ class PayBillInterfaceController: WKInterfaceController {
             let minimumFormatted = String(format: "$%.2f", valid.minPayDue)
             minimumLabel.setText("Minimum Payment:\n\(minimumFormatted)")
             payMinimumButton.setTitle("Pay \(minimumFormatted)")
+
+            payMinimumButton.setEnabled(valid.minPayDue > 0.0)
+            payBalanceButton.setEnabled(valid.curBalance > 0.0)
         }
     }
 }