Merge pull request #55 from thaidmfinnick/develop

build: draft

README.md

@@ -72,7 +72,7 @@ If all files are decrypted, done! You can run code normally.
 ## Roadmap
 - iOS/Android Push Notification
 - Custom time schedule for sending reminder notification to users
-- ZNS to forgot password flow
+- ZNS to forgot password flow (on my way to find another solution)
 - Export Excel statistics
 
 ## Contact

mobile/lib/constants/extension/datetime_extension.dart

@@ -0,0 +1,28 @@
+import 'package:intl/intl.dart';
+
+extension DateOnlyCompare on DateTime {
+  bool isSameDate(DateTime other) {
+    return year == other.year && month == other.month && day == other.day;
+  }
+  bool isLowerDate(DateTime other) {
+    return year < other.year || month < other.month || day < other.day;
+  }
+  bool isBiggerDate(DateTime other) {
+    return year > other.year || month > other.month || day > other.day;
+  }
+  int get weekNumber {
+    int dayOfYear = int.parse(DateFormat("D").format(this));
+    int woy = ((dayOfYear - weekday + 10) / 7).ceil();
+    if (woy < 1) {
+      woy = _numOfWeeks(year - 1);
+    } else if (woy > _numOfWeeks(year)) {
+      woy = 1;
+    }
+    return woy;
+  }
+  int _numOfWeeks(int year) {
+    DateTime dec28 = DateTime(year, 12, 28);
+    int dayOfDec28 = int.parse(DateFormat("D").format(dec28));
+    return ((dayOfDec28 - dec28.weekday + 10) / 7).ceil();
+  }
+}