backup. before shop update

lib/models/booking_date_time.dart

@@ -0,0 +1,32 @@
+
+import 'dart:convert';
+
+import 'booking_time.dart';
+
+class BookingDateTime {
+  String viewDate;
+  int unixTime;
+  String sendTimeTip;
+  List<BookingTime> bookTimes;
+
+  BookingDateTime(this.viewDate, this.unixTime, this.sendTimeTip, this.bookTimes);
+
+  BookingDateTime.fromJson(Map<String, dynamic> json)
+    : viewDate = json['view_date'],
+      unixTime = int.parse(json['unix_time'].toString()),
+      sendTimeTip = json['send_time_tip'],
+      bookTimes = (json['book_times'] as List).map((e) => BookingTime.fromJson(e)).toList();
+
+  Map<String, dynamic> toJson() => {
+    'view_date': viewDate,
+    'unix_time': unixTime,
+    'send_time_tip': sendTimeTip,
+    'book_times': bookTimes,
+  };
+
+  @override
+  String toString() {
+    return json.encode(this);
+  }
+
+}