ability to disable background model updates

packages/tools/src/settingsExtractors.ts

@@ -0,0 +1,20 @@
+import _ from 'lodash';
+
+export function extractIntSettingsValue(settings, name, defaultValue, min = null, max = null) {
+  const parsed = parseInt(settings[name]);
+  if (_.isNaN(parsed)) {
+    return defaultValue;
+  }
+  if (_.isNumber(parsed)) {
+    if (min != null && parsed < min) return min;
+    if (max != null && parsed > max) return max;
+    return parsed;
+  }
+  return defaultValue;
+}
+
+export function extractBoolSettingsValue(settings, name, defaultValue) {
+  const res = settings[name];
+  if (res == null) return defaultValue;
+  return !!res;
+}