Merge pull request #3 from DonnC/extra_features

End User Balance

example/lib/main.dart

@@ -57,7 +57,7 @@ class _MyHomePageState extends State<MyHomePage> {
   }
 
   void showSnackbar(String message, Color color) {
-    scaffoldKey.currentState.showSnackBar(
+    ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(
         backgroundColor: color,
         content: Text(message),
@@ -139,11 +139,13 @@ class _MyHomePageState extends State<MyHomePage> {
             SizedBox(height: 30),
             loading
                 ? CircularProgressIndicator()
-                : FlatButton(
+                : Container(
                     color: Colors.blue,
-                    onPressed: () async => await rechargeNumber(),
-                    child: Text(
-                      'Recharge',
+                    child: TextButton(
+                      onPressed: () async => await rechargeNumber(),
+                      child: Text(
+                        'Recharge',
+                      ),
                     ),
                   ),
           ],

example/pubspec.lock

@@ -7,56 +7,49 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.5.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   characters:
     dependency: transitive
     description:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.1.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.3"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
+    version: "1.15.0"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.5"
+    version: "3.0.0"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -70,7 +63,7 @@ packages:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -115,28 +108,28 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.1"
+    version: "0.12.10"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.0"
   pedantic:
     dependency: transitive
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.2"
+    version: "1.11.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -148,63 +141,63 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.1"
+    version: "1.10.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.2"
+    version: "0.2.19"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   uuid:
     dependency: transitive
     description:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.2"
+    version: "3.0.1"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.0"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
+  dart: ">=2.12.0-0.0 <3.0.0"
   flutter: ">=1.17.0"

lib/src/hot_recharge.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/foundation.dart';
+import 'package:hot_recharge/hot_recharge.dart';
 
 import 'models/index.dart';
 import 'services/api.dart';
@@ -161,4 +162,10 @@ class HotRecharge {
 
     return queryZesa;
   }
+
+  /// Query airtime balance for a specific user using their mobile number
+  Future<ApiResponse> _endUserBalance(String mobileNumber) async {
+    final userBalance = _api.endUserBalance(mobileNumber);
+    return userBalance;
+  }
 }

lib/src/models/api_response.dart

@@ -18,5 +18,6 @@ class ApiResponse {
   });
 
   @override
-  String toString() => 'ApiResponse(rechargeResponse: $rechargeResponse, apiResponse: $apiResponse, message: $message)';
+  String toString() =>
+      'ApiResponse(rechargeResponse: $rechargeResponse, apiResponse: $apiResponse, message: $message)';
 }

lib/src/models/end_user_balance.dart

@@ -0,0 +1,46 @@
+import 'dart:convert';
+
+class EndUserBalance {
+  final int replyCode;
+  final String replyMsg;
+  final double mobileBalance;
+  final String windowPeriod;
+  final String agentReference;
+  EndUserBalance({
+    this.replyCode,
+    this.replyMsg,
+    this.mobileBalance,
+    this.windowPeriod,
+    this.agentReference,
+  });
+
+  Map<String, dynamic> toMap() {
+    return {
+      'ReplyCode': replyCode,
+      'ReplyMsg': replyMsg,
+      'MobileBalance': mobileBalance,
+      'WindowPeriod': windowPeriod,
+      'AgentReference': agentReference,
+    };
+  }
+
+  factory EndUserBalance.fromMap(Map<String, dynamic> map) {
+    return EndUserBalance(
+      replyCode: map['ReplyCode']?.toInt(),
+      replyMsg: map['ReplyMsg'],
+      mobileBalance: map['MobileBalance']?.toDouble(),
+      windowPeriod: map['WindowPeriod'],
+      agentReference: map['AgentReference'],
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory EndUserBalance.fromJson(String source) =>
+      EndUserBalance.fromMap(json.decode(source));
+
+  @override
+  String toString() {
+    return 'EndUserBalance(ReplyCode: $replyCode, ReplyMsg: $replyMsg, MobileBalance: $mobileBalance, WindowPeriod: $windowPeriod, AgentReference: $agentReference)';
+  }
+}

lib/src/models/index.dart

@@ -9,3 +9,4 @@ export 'zesa_customer_detail.dart';
 export 'zesa_recharge.dart';
 export 'zesa_token.dart';
 export 'zesa_wallet_balance.dart';
+export 'end_user_balance.dart';