From 9b2e073dfc3aad84e7dbd0c76265aea3fe6b41a7 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@altschool.com>
Date: Sat, 16 Jun 2018 11:56:23 -0700
Subject: [PATCH] Synthesize reservoir data on the simulator

This enables the simulator to generated glucose predictions.
---
 Loop/Managers/LoopDataManager.swift | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/Loop/Managers/LoopDataManager.swift b/Loop/Managers/LoopDataManager.swift
index 61a076ace0..f2f30a7243 100644
--- a/Loop/Managers/LoopDataManager.swift
+++ b/Loop/Managers/LoopDataManager.swift
@@ -854,10 +854,14 @@ final class LoopDataManager {
             throw LoopError.missingDataError(details: "Glucose", recovery: "Check your CGM data source")
         }
 
-        guard let pumpStatusDate = doseStore.lastReservoirValue?.startDate else {
-            self.predictedGlucose = nil
-            throw LoopError.missingDataError(details: "Reservoir", recovery: "Check that your pump is in range")
-        }
+        #if IOS_SIMULATOR
+            let pumpStatusDate = doseStore.lastReservoirValue?.startDate ?? Date()
+        #else
+            guard let pumpStatusDate = doseStore.lastReservoirValue?.startDate else {
+                self.predictedGlucose = nil
+                throw LoopError.missingDataError(details: "Reservoir", recovery: "Check that your pump is in range")
+            }
+        #endif
 
         let startDate = Date()