Use the dispose() method to reset the global values. Works excellently!! :D

.gitignore

@@ -44,3 +44,6 @@ app.*.map.json
 /android/app/release
 
 /android/app/.*
+
+# Ignore the releases folder.
+releases/*

README.md

@@ -1,6 +1,6 @@
-# flutter_expense_tracker
+# Recurring Expense Tracker
 
-Recurring expense tracker app for Android.
+Recurring expense tracker app for Linux and Android.
 
-Add a debit as daily, weekly, monthly, etc, then see how it affects your liquid
-assets based on your reported income over different time projections.
+Add an expense as daily, weekly, monthly, etc, then see how it affects your
+liquid assets based on your reported income over different time projections.

android/app/build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 android {
-    namespace = "com.hyperling.flutter_expense_tracker"
+    namespace = "com.hyperling.expense_tracker"
     compileSdk = flutter.compileSdkVersion
     ndkVersion = flutter.ndkVersion
 
@@ -21,7 +21,7 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId = "com.hyperling.flutter_expense_tracker"
+        applicationId = "com.hyperling.expense_tracker"
         // You can update the following values to match your application needs.
         // For more information, see: https://flutter.dev/to/review-gradle-config.
         minSdk = flutter.minSdkVersion

android/app/src/main/AndroidManifest.xml

@@ -1,8 +1,9 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <application
-        android:label="Recurring Expense Tracker"
+        android:label="Expenses"
         android:name="${applicationName}"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/icon_v003"
+        android:roundIcon="@mipmap/icon_v003_round">
         <activity
             android:name=".MainActivity"
             android:exported="true"
@@ -41,5 +42,10 @@
             <action android:name="android.intent.action.PROCESS_TEXT"/>
             <data android:mimeType="text/plain"/>
         </intent>
+        <!-- Allow opening of web URLs -->
+        <intent>
+            <action android:name="android.intent.action.VIEW" />
+            <data android:scheme="https" />
+        </intent>
     </queries>
 </manifest>

android/app/src/main/kotlin/com/example/flutter_empty/MainActivity.kt

@@ -1,5 +0,0 @@
-package com.example.flutter_empty
-
-import io.flutter.embedding.android.FlutterActivity
-
-class MainActivity: FlutterActivity()

android/app/src/main/kotlin/com/hyperling/expense_tracker/MainActivity.kt

@@ -1,4 +1,4 @@
-package com.hyperling.flutter_expense_tracker
+package com.hyperling.expense_tracker
 
 import io.flutter.embedding.android.FlutterActivity
 

create_release_files.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+
+DIR="$(dirname -- "${BASH_SOURCE[0]}")"
+RELEASE_DIR=$DIR/releases
+
+
+echo "*** Prepare for Builds ***"
+cd $DIR
+pwd
+mkdir -pv $RELEASE_DIR
+
+echo "*** Get Version ***"
+grep 'version:' pubspec.yaml | while read v_text v_number; do
+	# Skip any newlines found while grepping.
+	if [[ -z $v_number ]]; then
+		continue
+	fi
+
+	echo "Creating assets for version '$v_number'."
+
+	# Set Up Variables
+	ANDROID_APK="build/app/outputs/flutter-apk/app-release.apk"
+	APK_RENAME="$RELEASE_DIR/ExpenseTracker_$v_number.apk"
+	LINUX_BUNDLE="build/linux/x64/release/bundle"
+	BUNDLE_RENAME="LinuxBundle_$v_number"
+
+	# Build Android App
+	echo -e "\n*** Android APK ***"
+	rm -v "$APK_RENAME"
+	flutter build apk
+	mv -v $ANDROID_APK "$APK_RENAME"
+	ls -sh "$APK_RENAME"
+
+	# Build Linux Project
+	echo -e "\n*** Linux Bundle ***"
+	rm -rv "$RELEASE_DIR/$BUNDLE_RENAME"*
+	flutter build linux
+	mv -v $LINUX_BUNDLE "$RELEASE_DIR/$BUNDLE_RENAME"
+	cd $RELEASE_DIR
+	zip -r $BUNDLE_RENAME.zip $BUNDLE_RENAME
+	rm -rv $BUNDLE_RENAME
+	ls -sh $BUNDLE_RENAME.zip
+
+	# Only one version should be found, but just in case, only use the top one!
+	break
+done

lib/db.dart

@@ -26,7 +26,7 @@ class DatabaseHelper {
 
   Future<Database> _initDatabase() async {
     Directory documentsDirectory = await getApplicationDocumentsDirectory();
-    String path = join(documentsDirectory.path, "com_hyperling_expense.db");
+    String path = join(documentsDirectory.path, "ExpenseTracker.sqlite.db");
     return await openDatabase(
       path,
       version: 2,

lib/main.dart

@@ -27,7 +27,7 @@ void main() {
   if (testing) {
     () async {
       Directory documentsDirectory = await getApplicationDocumentsDirectory();
-      String path = join(documentsDirectory.path, 'com_hyperling_expense.db');
+      String path = join(documentsDirectory.path, 'ExpenseTracker.sqlite.db');
       await deleteDatabase(path);
     }();
   }

lib/models/expense.dart

@@ -1,5 +1,5 @@
 // Local
-import 'package:flutter_expense_tracker/models/item_type.dart';
+import '/models/item_type.dart';
 
 import '/models/tracked_item.dart';
 import '/models/frequency.dart';

lib/models/tracked_item.dart

@@ -1,5 +1,5 @@
 // Local
-import 'package:flutter_expense_tracker/models/item_type.dart';
+import '/models/item_type.dart';
 
 import '/models/frequency.dart';
 
@@ -37,17 +37,19 @@ abstract class TrackedItem {
   }
 
   Map<String, dynamic> toMap() {
-    return frequency == null ? {
-      'id': id,
-      'name': name,
-      'amount': amount,
-      'description': description,
-    } : {
-      'id': id,
-      'name': name,
-      'amount': amount,
-      'frequency': frequency!.title,
-      'description': description,
-    };
+    return frequency == null
+        ? {
+            'id': id,
+            'name': name,
+            'amount': amount,
+            'description': description,
+          }
+        : {
+            'id': id,
+            'name': name,
+            'amount': amount,
+            'frequency': frequency!.title,
+            'description': description,
+          };
   }
 }

lib/pages/help.dart

@@ -1,4 +1,21 @@
+// Flutter
 import 'package:flutter/material.dart';
+import 'package:url_launcher/url_launcher_string.dart';
+
+_launchSite(String url) async {
+  try {
+    if (await canLaunchUrlString(url)) {
+      await launchUrlString(
+        url,
+        mode: LaunchMode.externalApplication,
+      );
+    } else {
+      throw "System does not think it can launch '$url'.";
+    }
+  } on Exception catch (e) {
+    throw e.toString();
+  }
+}
 
 class HelpPage extends StatelessWidget {
   const HelpPage({
@@ -21,9 +38,24 @@ class HelpPage extends StatelessWidget {
               ),
               child: Column(
                 children: [
-                  Text("This app is meant to be a simple budgeting tool,"
-                      " allowing you to view your income and expenses at a high level"
-                      " without micro managing specific budget items or adding receipts."),
+                  Text(
+                    "\t\t This app is meant to be a simple budgeting tool,"
+                    " allowing you to view your income and expenses at a high"
+                    " level without micro managing specific budget items or"
+                    " adding receipts.",
+                  ),
+                  Text(
+                    "\n\t\t Tracked items can be swiped left to right for ,"
+                    " Deletion or right to left for Editing. Items are sorted"
+                    " from highest to lowest so that the biggest impacts are"
+                    " always in view.",
+                  ),
+                  Text(
+                    "\n\t\t To subscribe to app updates, install the Obtanium"
+                    " app, then use the URL from the Source Code button below."
+                    " Otherwise the app needs installed manually by downloading"
+                    " APKs from the Source Code /releases/ page.",
+                  ),
                   //Text("Another paragraph.")
                 ],
               ),
@@ -41,9 +73,13 @@ class HelpPage extends StatelessWidget {
                     color: theme.colorScheme.onPrimary,
                   ),
                   child: TextButton.icon(
-                    onPressed: () {},
+                    onPressed: () {
+                      _launchSite(
+                        "https://git.hyperling.com/me/flutter-expense-tracker",
+                      );
+                    },
                     icon: Icon(Icons.code),
-                    label: Text("Code Repository"),
+                    label: Text("Source Code"),
                   ),
                 ),
               ),
@@ -57,7 +93,11 @@ class HelpPage extends StatelessWidget {
                     color: theme.colorScheme.onPrimary,
                   ),
                   child: TextButton.icon(
-                    onPressed: () {},
+                    onPressed: () {
+                      _launchSite(
+                        "https://hyperling.com",
+                      );
+                    },
                     icon: Icon(Icons.web_asset),
                     label: Text("Personal Website"),
                   ),

lib/pages/home.dart

@@ -1,6 +1,6 @@
 // Flutter
 import 'package:flutter/material.dart';
-import 'package:flutter_expense_tracker/models/item_type.dart';
+import '/models/item_type.dart';
 import 'dart:io';
 
 // Local
@@ -136,10 +136,11 @@ class _HomePageState extends State<HomePage> {
       child: Center(child: page),
     );
 
-    Widget? drawer, body;
+    Widget? drawer;
+    Widget body;
     if (Platform.isAndroid || Platform.isIOS) {
       drawer = navigation;
-      body = main;
+      body = SafeArea(child: main);
     } else {
       drawer = null;
       body = Row(
@@ -158,6 +159,9 @@ class _HomePageState extends State<HomePage> {
         drawer: drawer,
         body: body,
         floatingActionButton: floatingButton,
+        extendBody: false,
+        extendBodyBehindAppBar: false,
+        resizeToAvoidBottomInset: true,
       );
     });
   }

lib/pages/report.dart

@@ -1,6 +1,8 @@
 // Flutter
+import 'dart:async';
+
 import 'package:flutter/material.dart';
-import 'package:flutter_expense_tracker/models/item_type.dart';
+import '/models/item_type.dart';
 
 // Local
 import '/db.dart';
@@ -13,11 +15,11 @@ import '/models/tracked_item.dart';
 ///   - Fix bug where editing an item does not reflect immediately when returning to Reports page.
 ///     - Currently reflects after going back to Reports the 2nd time.
 
-double _assetTotal = 0,
-    _expenseMonthly = 0,
-    _expenseYearly = 0,
-    _incomeMonthly = 0,
-    _incomeYearly = 0;
+double _assetTotal = -1,
+    _expenseMonthly = -1,
+    _expenseYearly = -1,
+    _incomeMonthly = -1,
+    _incomeYearly = -1;
 
 class ProjectionPage extends StatefulWidget {
   const ProjectionPage({
@@ -29,6 +31,18 @@ class ProjectionPage extends StatefulWidget {
 }
 
 class _ProjectionPageState extends State<ProjectionPage> {
+  bool _showProjections = true;
+
+  @override
+  void dispose() {
+    _assetTotal = -2;
+    _expenseMonthly = -2;
+    _expenseYearly = -2;
+    _incomeMonthly = -2;
+    _incomeYearly = -2;
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     // Summaries for display as well as calculation of totals for projections.
@@ -46,50 +60,82 @@ class _ProjectionPageState extends State<ProjectionPage> {
     );
 
     // Calculations for the projections.
-    double oneMonth = _assetTotal + _incomeMonthly - _expenseMonthly,
-        threeMonths = _assetTotal + (3 * (_incomeMonthly - _expenseMonthly)),
-        sixMonths = _assetTotal + (6 * (_incomeMonthly - _expenseMonthly)),
-        oneYear = _assetTotal + (_incomeYearly - _expenseYearly),
-        twoYears = _assetTotal + (2 * (_incomeYearly - _expenseYearly)),
-        fiveYears = _assetTotal + (5 * (_incomeYearly - _expenseYearly));
+    Widget projections;
+    if (_assetTotal < 0 ||
+        _incomeMonthly < 0 ||
+        _incomeYearly < 0 ||
+        _expenseMonthly < 0 ||
+        _expenseYearly < 0) {
+      _showProjections = false;
 
-    // Widgets to show the projections.
-    Widget proj1 = SummaryCard(
-      name: "One month from now...",
-      leftText: "",
-      middleText: oneMonth.toStringAsFixed(2),
-      rightText: "",
-    );
-    Widget proj2 = SummaryCard(
-      name: "Three months from now...",
-      leftText: "",
-      middleText: threeMonths.toStringAsFixed(2),
-      rightText: "",
-    );
-    Widget proj3 = SummaryCard(
-      name: "Half a year from now...",
-      leftText: "",
-      middleText: sixMonths.toStringAsFixed(2),
-      rightText: "",
-    );
-    Widget proj4 = SummaryCard(
-      name: "One year from now...",
-      leftText: "",
-      middleText: oneYear.toStringAsFixed(2),
-      rightText: "",
-    );
-    Widget proj5 = SummaryCard(
-      name: "Two years from now...",
-      leftText: "",
-      middleText: twoYears.toStringAsFixed(2),
-      rightText: "",
-    );
-    Widget proj6 = SummaryCard(
-      name: "Five years from now...",
-      leftText: "",
-      middleText: fiveYears.toStringAsFixed(2),
-      rightText: "",
-    );
+      projections = Center(
+        child: SizedBox(
+          child: CircularProgressIndicator(),
+        ),
+      );
+
+      Future.delayed(Duration(seconds: 1), () {
+        setState(() {
+          _showProjections = true;
+        });
+      });
+    } else {
+      double oneMonth = _assetTotal + _incomeMonthly - _expenseMonthly,
+          threeMonths = _assetTotal + (3 * (_incomeMonthly - _expenseMonthly)),
+          sixMonths = _assetTotal + (6 * (_incomeMonthly - _expenseMonthly)),
+          oneYear = _assetTotal + (_incomeYearly - _expenseYearly),
+          twoYears = _assetTotal + (2 * (_incomeYearly - _expenseYearly)),
+          fiveYears = _assetTotal + (5 * (_incomeYearly - _expenseYearly));
+
+      // Widgets to show the projections.
+      Widget proj1 = SummaryCard(
+        name: "One month from now...",
+        leftText: "",
+        middleText: oneMonth.toStringAsFixed(2),
+        rightText: "",
+      );
+      Widget proj2 = SummaryCard(
+        name: "Three months from now...",
+        leftText: "",
+        middleText: threeMonths.toStringAsFixed(2),
+        rightText: "",
+      );
+      Widget proj3 = SummaryCard(
+        name: "Half a year from now...",
+        leftText: "",
+        middleText: sixMonths.toStringAsFixed(2),
+        rightText: "",
+      );
+      Widget proj4 = SummaryCard(
+        name: "One year from now...",
+        leftText: "",
+        middleText: oneYear.toStringAsFixed(2),
+        rightText: "",
+      );
+      Widget proj5 = SummaryCard(
+        name: "Two years from now...",
+        leftText: "",
+        middleText: twoYears.toStringAsFixed(2),
+        rightText: "",
+      );
+      Widget proj6 = SummaryCard(
+        name: "Five years from now...",
+        leftText: "",
+        middleText: fiveYears.toStringAsFixed(2),
+        rightText: "",
+      );
+
+      projections = Column(
+        children: [
+          proj1,
+          proj2,
+          proj3,
+          proj4,
+          proj5,
+          proj6,
+        ],
+      );
+    }
 
     // Return all of the UI elements.
     return ListView(
@@ -99,12 +145,7 @@ class _ProjectionPageState extends State<ProjectionPage> {
         incomeSummary,
         assetSummary,
         TitleCard(title: "Projections"),
-        proj1,
-        proj2,
-        proj3,
-        proj4,
-        proj5,
-        proj6,
+        projections,
       ],
     );
   }
@@ -153,6 +194,9 @@ class SummaryCardForTotals extends StatelessWidget {
 
           /* Load page variables based on calculated totals. */
           switch (itemType) {
+            case null:
+              break;
+
             case ItemType.asset:
               _assetTotal = monthlyTotal;
               break;
@@ -169,7 +213,7 @@ class SummaryCardForTotals extends StatelessWidget {
 
             default:
               throw UnimplementedError(
-                "Item type ${itemType!.title} not handled in SummaryCardForTotals!",
+                "Item type ${itemType.title} not handled in SummaryCardForTotals!",
               );
           }
 

lib/pages/settings.dart

@@ -13,6 +13,10 @@ class SettingsPage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Placeholder();
+    return Center(
+      child: Text(
+        "No settings yet. :)",
+      ),
+    );
   }
 }

lib/pages/tracked_item.dart

@@ -1,7 +1,7 @@
 // Flutter
 import 'package:flutter/material.dart';
-import 'package:flutter_expense_tracker/models/asset.dart';
-import 'package:flutter_expense_tracker/models/income.dart';
+import '/models/asset.dart';
+import '/models/income.dart';
 
 // Local
 import '/models/tracked_item.dart';
@@ -337,6 +337,7 @@ class _TrackedItemInputDialogState extends State<TrackedItemInputDialog> {
                 : Text("Edit ${_type!.title}"),
           ),
           content: FutureBuilder<List<Expense>>(
+              // TODO / TBD -- This should no longer only be Expenses.
               future: DatabaseHelper.instance.getExpenses(),
               builder: (BuildContext context,
                   AsyncSnapshot<List<Expense>> snapshot) {

linux/flutter/generated_plugin_registrant.cc

@@ -6,6 +6,10 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <url_launcher_linux/url_launcher_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
+  g_autoptr(FlPluginRegistrar) url_launcher_linux_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "UrlLauncherPlugin");
+  url_launcher_plugin_register_with_registrar(url_launcher_linux_registrar);
 }

linux/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  url_launcher_linux
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -7,8 +7,10 @@ import Foundation
 
 import path_provider_foundation
 import sqflite_darwin
+import url_launcher_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
+  UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
 }

pubspec.lock

@@ -75,6 +75,11 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   leak_tracker:
     dependency: transitive
     description:
@@ -328,6 +333,70 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.0"
+  url_launcher:
+    dependency: "direct main"
+    description:
+      name: url_launcher
+      sha256: "9d06212b1362abc2f0f0d78e6f09f726608c74e3b9462e8368bb03314aa8d603"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.3.1"
+  url_launcher_android:
+    dependency: transitive
+    description:
+      name: url_launcher_android
+      sha256: "1d0eae19bd7606ef60fe69ef3b312a437a16549476c42321d5dc1506c9ca3bf4"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.3.15"
+  url_launcher_ios:
+    dependency: transitive
+    description:
+      name: url_launcher_ios
+      sha256: "16a513b6c12bb419304e72ea0ae2ab4fed569920d1c7cb850263fe3acc824626"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.3.2"
+  url_launcher_linux:
+    dependency: transitive
+    description:
+      name: url_launcher_linux
+      sha256: "4e9ba368772369e3e08f231d2301b4ef72b9ff87c31192ef471b380ef29a4935"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.1"
+  url_launcher_macos:
+    dependency: transitive
+    description:
+      name: url_launcher_macos
+      sha256: "17ba2000b847f334f16626a574c702b196723af2a289e7a93ffcb79acff855c2"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.2"
+  url_launcher_platform_interface:
+    dependency: transitive
+    description:
+      name: url_launcher_platform_interface
+      sha256: "552f8a1e663569be95a8190206a38187b531910283c3e982193e4f2733f01029"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.2"
+  url_launcher_web:
+    dependency: transitive
+    description:
+      name: url_launcher_web
+      sha256: "3ba963161bd0fe395917ba881d320b9c4f6dd3c4a233da62ab18a5025c85f1e9"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
+  url_launcher_windows:
+    dependency: transitive
+    description:
+      name: url_launcher_windows
+      sha256: "3284b6d2ac454cf34f114e1d3319866fdd1e19cdc329999057e44ffe936cfa77"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.4"
   vector_math:
     dependency: transitive
     description:

pubspec.yaml

@@ -1,7 +1,7 @@
-name: flutter_expense_tracker
+name: expense_tracker
 description: Track recurring expenses against income and liquid assets.
 publish_to: 'none'
-version: 0.1.0
+version: 0.1.2
 
 environment:
   sdk: ^3.6.1
@@ -13,6 +13,7 @@ dependencies:
   path_provider: ^2.1.5
   sqflite: ^2.4.1
   sqflite_common_ffi: ^2.3.4+4
+  url_launcher: ^6.3.1
 
 dev_dependencies:
   flutter_test:

test/widget_test.dart

@@ -8,12 +8,12 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 
-import 'package:flutter_expense_tracker/main.dart';
+import 'package:expense_tracker/main.dart';
 
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {
     // Build our app and trigger a frame.
-    await tester.pumpWidget(const MyApp());
+    await tester.pumpWidget(const MainApp());
 
     // Verify that our counter starts at 0.
     expect(find.text('0'), findsOneWidget);

windows/flutter/generated_plugin_registrant.cc

@@ -6,6 +6,9 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <url_launcher_windows/url_launcher_windows.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
+  UrlLauncherWindowsRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("UrlLauncherWindows"));
 }

windows/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  url_launcher_windows
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST