init static method
Initialize MenstrualCycleWidget
Implementation
static MenstrualCycleWidget init(
{required String? secretKey, required String? ivKey}) {
assert(secretKey!.isNotEmpty, Strings.secretKeyLabel);
assert(ivKey!.isNotEmpty, Strings.ivKeyLabel);
MenstrualCycleWidget.instance ??= MenstrualCycleWidget._();
MenstrualCycleWidget.instance!
.initialize(secretKey: secretKey!, ivKey: ivKey!);
return MenstrualCycleWidget.instance!;
}