Refactor E Tiket (Using model)

mdaffailhami · Jun 25, 2024 · c0177d9 · c0177d9
1 parent 7af75cc
commit c0177d9
Show file tree

Hide file tree

Showing 3 changed files with 69 additions and 19 deletions.
diff --git a/lib/models/e_tiket.dart b/lib/models/e_tiket.dart
@@ -0,0 +1,59 @@
+import 'dart:convert';
+
+import 'package:crypto/crypto.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:intl/intl.dart';
+
+class ETiket {
+  final DateTime tanggal;
+  ETiket({
+    required this.tanggal,
+  });
+
+  ETiket copyWith({
+    DateTime? tanggal,
+  }) {
+    return ETiket(
+      tanggal: tanggal ?? this.tanggal,
+    );
+  }
+
+  String get nomor => 'LPG-${DateFormat('ddMMyyyy').format(tanggal)}';
+
+  String get tanggalKedaluwarsa => DateFormat('dd/MM/yyyy')
+      .format(tanggal.add(Duration(days: 6)))
+      .toString();
+
+  String generateUrl(String nik) =>
+      '${dotenv.env['SERVER_URL']}/konfirmasi-e-tiket/${nik}/${sha1.convert(utf8.encode('${nik}(${DateFormat('dd-MM-yyyy').format(tanggal).toString()})')).toString()}';
+
+  Map<String, dynamic> toMap() {
+    return <String, dynamic>{
+      'tanggal': tanggal.millisecondsSinceEpoch,
+    };
+  }
+
+  factory ETiket.fromMap(Map<String, dynamic> map) {
+    return ETiket(
+      tanggal: DateTime.fromMillisecondsSinceEpoch(map['tanggal'] as int),
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory ETiket.fromJson(String source) =>
+      ETiket.fromMap(json.decode(source) as Map<String, dynamic>);
+
+  @override
+  String toString() => 'ETiket(tanggal: $tanggal)';
+
+  @override
+  bool operator ==(covariant ETiket other) {
+    if (identical(this, other)) return true;
+
+    return other.tanggal == tanggal;
+  }
+
+  @override
+  int get hashCode => tanggal.hashCode;
+}
diff --git a/lib/pages/e_tiket.dart b/lib/pages/e_tiket.dart
@@ -5,6 +5,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 import 'package:gasku/cubits/pengguna_masuk.dart';
+import 'package:gasku/models/e_tiket.dart';
 import 'package:gasku/models/pengguna.dart';
 import 'package:intl/intl.dart';
 import 'package:qr_flutter/qr_flutter.dart';
@@ -18,21 +19,11 @@ class MyETiketPage extends StatelessWidget {
       builder: (context, state) {
         if (state == null) return SizedBox.shrink();
 
-        final DateTime dateTime = DateTime.now();
-        final DateTime monday =
-            dateTime.subtract(Duration(days: dateTime.weekday - 1));
+        final DateTime currentDateTime = DateTime.now();
+        final DateTime senin = currentDateTime
+            .subtract(Duration(days: currentDateTime.weekday - 1));
 
-        final String formattedMonday =
-            DateFormat('dd-MM-yyyy').format(monday).toString();
-        final String formattedMonday2 =
-            DateFormat('ddMMyyyy').format(monday).toString();
-
-        final DateTime expirationDate = monday.add(Duration(days: 6));
-        final String formattedExpirationDate =
-            DateFormat('dd/MM/yyyy').format(expirationDate).toString();
-
-        final String eTiketUrl =
-            '${dotenv.env['SERVER_URL']}/konfirmasi-e-tiket/${state.nik}/${sha1.convert(utf8.encode('${state.nik}($formattedMonday)')).toString()}';
+        final eTiket = ETiket(tanggal: senin);
 
         return Center(
           child: Container(
@@ -119,7 +110,7 @@ class MyETiketPage extends StatelessWidget {
                         ),
                         SizedBox(height: 20),
                         QrImageView(
-                          data: eTiketUrl,
+                          data: eTiket.generateUrl(state.nik),
                           version: QrVersions.auto,
                           size: MediaQuery.of(context).size.width * 0.55,
                           backgroundColor: Colors.white,
@@ -133,7 +124,7 @@ class MyETiketPage extends StatelessWidget {
                               ?.copyWith(color: Colors.white),
                         ),
                         Text(
-                          'LPG-$formattedMonday2',
+                          eTiket.nomor,
                           style: Theme.of(context)
                               .textTheme
                               .headlineMedium
@@ -142,7 +133,7 @@ class MyETiketPage extends StatelessWidget {
                                   color: Colors.white),
                         ),
                         Text(
-                          'Berlaku sampai $formattedExpirationDate',
+                          'Berlaku sampai ${eTiket.tanggalKedaluwarsa}',
                           style: TextStyle(color: Colors.white),
                         ),
                       ],

diff --git a/lib/widgets/e_tiket.dart → lib/widgets/e_tiket_list_tile.dart b/lib/widgets/e_tiket.dart → lib/widgets/e_tiket_list_tile.dart
@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:qr_flutter/qr_flutter.dart';
 
-class ETiket extends StatelessWidget {
-  const ETiket({super.key});
+class ETiketListTile extends StatelessWidget {
+  const ETiketListTile({super.key});
 
   @override
   Widget build(BuildContext context) {