From bd3d7dea2ade693ecf753a93ff038c038adb0084 Mon Sep 17 00:00:00 2001
From: elena <rodgem@mail.ru>
Date: Wed, 18 Dec 2024 15:51:14 +0400
Subject: [PATCH] lab 2 done

---
 main.dart | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 main.dart

diff --git a/main.dart b/main.dart
new file mode 100644
index 0000000..4c7d003
--- /dev/null
+++ b/main.dart
@@ -0,0 +1,84 @@
+enum BirthdayStatus {
+  THISYEAR,
+  NEAR,
+  NOWADAY,
+  NEXTYEAR;
+
+  String get translate {
+    switch (this) {
+      case BirthdayStatus.THISYEAR:
+        return 'Будет в этом году';
+      case BirthdayStatus.NEAR:
+        return 'Скоро день рождение   ';
+      case BirthdayStatus.NOWADAY:
+        return 'Сегодня день рождение!';
+      case BirthdayStatus.NEXTYEAR:
+        return 'Будет в следующем году';
+    }
+  }
+}
+
+extension DateTimeX on DateTime {
+  String getDate() {
+    return '${this.day}-${this.month}-${this.year}';
+  }
+}
+
+class Birthday {
+  final DateTime time;
+  final String message;
+  BirthdayStatus status = BirthdayStatus.NOWADAY;
+
+  Birthday(this.time, this.message);
+
+  @override
+  String toString() {
+    return 'статус: ${status.translate}\t\tдата: ${time.getDate()}\t\tсообщение: $message ';
+  }
+}
+
+class Scheduler {
+  List<Birthday> birthdays;
+
+  Scheduler(this.birthdays);
+
+  void sort() {
+    birthdays.sort((a, b) => (-1) * (a.time.compareTo(b.time)));
+  }
+
+  void printSchedule(DateTime today) {
+    sort();
+    print('Дедлайны:');
+    Future.delayed(new Duration(milliseconds: 1), () {
+      print('Сегодня ${today.getDate()}');
+    });
+    for (Birthday deadline in birthdays) {
+      Duration diff = deadline.time.difference(today);
+      int days = diff.inDays;
+      if (days <= 0) {
+        deadline.status = BirthdayStatus.NOWADAY;
+        print('Сегодня день рождение  \t\t$deadline');
+      } else if (days <= 31) {
+        deadline.status = BirthdayStatus.NEAR;
+        print('Осталось $days суток    \t\t$deadline');
+      } else if (days <= 365) {
+        deadline.status = BirthdayStatus.THISYEAR;
+        print('Будет в этом году! \t\t$deadline');
+      } else {
+        deadline.status = BirthdayStatus.NEXTYEAR;
+        print('До следующего года! \t\t$deadline');
+      }
+    }
+  }
+}
+
+void main() {
+  DateTime today = DateTime(2024, 9, 23);
+  var father = new Birthday(new DateTime(2025, 9, 24), "Иванов И.И.");
+  var brother = new Birthday(new DateTime(2024, 9, 26), "Васечкин В.В.");
+  var cousin = new Birthday(new DateTime(2024, 9, 23), "Тарасов Т.Т.");
+  var friend = new Birthday(new DateTime(2025, 10, 3), "Игнатова И.И.");
+  List<Birthday> birthdays = [father, brother, cousin, friend];
+  var scheduler = new Scheduler(birthdays);
+  scheduler.printSchedule(today);
+}