Update to more null-safe hr model

cph-cachet · Jun 27, 2023 · a6e187d · a6e187d
1 parent 8ad9f5e
commit a6e187d
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Showing 3 changed files with 14 additions and 7 deletions.
diff --git a/lib/main.dart b/lib/main.dart
@@ -1,6 +1,7 @@
 library carp_study_app;
 
 import 'dart:async';
+import 'dart:isolate';
 import 'dart:math';
 import 'dart:convert';
 import 'dart:ui' as ui;

diff --git a/lib/view_models/cards/heart_rate_data_model.dart b/lib/view_models/cards/heart_rate_data_model.dart
@@ -105,12 +105,18 @@ class HourlyHeartRate extends DataModel {
 
     currentHeartRate = heartRate;
     if (hourlyHeartRate.containsKey(hour)) {
-      hourlyHeartRate.update(
-        hour,
-        (value) => value
-          ..min = value.min != null ? min(value.min!, heartRate) : heartRate
-          ..max = value.max != null ? max(value.max!, heartRate) : heartRate,
-      );
+      hourlyHeartRate.update(hour, (value) {
+        double? minVal = value.min, maxVal = value.max;
+        if (minVal != null && maxVal != null) {
+          return value
+            ..min = min(minVal, heartRate)
+            ..max = max(maxVal, heartRate);
+        } else {
+          return value
+            ..min = heartRate
+            ..max = heartRate;
+        }
+      });
     } else {
       hourlyHeartRate[hour] = HeartRateMinMaxPrHour(heartRate, heartRate);
     }

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -4,7 +4,7 @@ publish_to: 'none'
 version: 1.1.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.19.0 <4.0.0"
   flutter: ">=3.0.0"
 
 dependencies: