v3.0.0

added `save as pdf to disk` button on pdf preview page (thanks to Charles)
minor fixes and improvements

CHANGELOG.md

@@ -1,7 +1,11 @@
 ## 1.0.0 - May 2021
 - Initial version
 
-## 2.0.0 - June 2021
+## 2.0.0 - May 2021
 - fixed high CPU usage
 - fixed logbook pdf layout
 - minor bug fixes
+
+## 3.0.0 - May 2021
+- added `save as pdf to disk` button on pdf preview page (thanks to Charles)
+- minor fixes and improvements

lib/components/pdf-printer-view/pdf-printer-view.model.dart

@@ -1,3 +1,5 @@
+import 'dart:typed_data';
+
 import 'package:momentum/momentum.dart';
 
 import 'index.dart';
@@ -7,19 +9,24 @@ class PdfPrinterViewModel extends MomentumModel<PdfPrinterViewController> {
     PdfPrinterViewController controller, {
     this.logBookEntries,
     this.loading,
+    this.logBookData,
   }) : super(controller);
 
   final List<List> logBookEntries;
+  final Uint8List logBookData;
   final bool loading;
 
   @override
   void update({
     List<List> logBookEntries,
     bool loading,
+    Uint8List logBookData,
   }) {
-    PdfPrinterViewModel(controller,
-            loading: loading ?? this.loading,
-            logBookEntries: logBookEntries ?? this.logBookEntries)
-        .updateMomentum();
+    PdfPrinterViewModel(
+      controller,
+      loading: loading ?? this.loading,
+      logBookEntries: logBookEntries ?? this.logBookEntries,
+      logBookData: logBookData ?? this.logBookData,
+    ).updateMomentum();
   }
 }

lib/services/app_service.dart

@@ -1,7 +1,14 @@
+import 'dart:io';
+import 'dart:typed_data';
+
+import 'package:intl/intl.dart';
+import 'package:momentum/momentum.dart';
+import 'package:path/path.dart';
+import 'package:path_provider_windows/path_provider_windows.dart';
+
 import 'package:log_book/constants.dart';
 import 'package:log_book/data/index.dart';
 import 'package:log_book/models/index.dart';
-import 'package:momentum/momentum.dart';
 
 // service class to perform CRUD operations against sembast db
 // @DonnC
@@ -11,6 +18,45 @@ import 'package:momentum/momentum.dart';
 class AppService extends MomentumService {
   static final Dao _dao = Dao();
 
+  Future<AppResponse> savePdfToDisk(Uint8List data) async {
+    final PathProviderWindows _provider = PathProviderWindows();
+    final format = DateFormat('dd-M-yyyy_HH.mm.ss', 'en_US');
+
+    String _time = format.format(DateTime.now());
+
+    try {
+      final String fileName = 'logbook $_time.pdf';
+
+      final appDocumentDir = await _provider.getApplicationDocumentsPath();
+
+      final String _subDir = 'LogBook';
+      final String _logBkDir = join(appDocumentDir, _subDir);
+
+      File log = File(join(_logBkDir, fileName));
+
+      log.createSync(recursive: true);
+
+      print(log.path);
+      final _output = await log.writeAsBytes(data);
+
+      // write contents to pdf file
+      return AppResponse(
+        data: _output.path,
+        action: ResponseAction.Success,
+        message: 'log book saved to ${_output.path}',
+      );
+    }
+
+    // catch error, if any
+    catch (e) {
+      print(e.toString());
+      return AppResponse(
+        action: ResponseAction.Error,
+        message: e.toString(),
+      );
+    }
+  }
+
   Future<AppResponse> getTodos() async {
     try {
       final todos = await _dao.getAllTodos();

lib/services/dialog_service.dart

@@ -113,6 +113,57 @@ class DialogService extends MomentumService {
     );
   }
 
+  Future<void> showFlashInfoDialog(
+      BuildContext context, String info, String title) async {
+    await showFlash(
+      context: context,
+      //persistent: false,
+      builder: (context, controller) {
+        return Flash.bar(
+          controller: controller,
+          backgroundGradient: LinearGradient(
+            colors: [bgColor, secondaryColor],
+          ),
+          borderRadius: const BorderRadius.all(Radius.circular(8)),
+          margin: const EdgeInsets.all(8),
+          forwardAnimationCurve: Curves.easeOutBack,
+          reverseAnimationCurve: Curves.slowMiddle,
+          position: FlashPosition.bottom,
+          enableDrag: true,
+          child: FlashBar(
+            icon: Icon(
+              Icons.delete,
+              color: textColor,
+            ),
+            shouldIconPulse: false,
+            showProgressIndicator: true,
+            message: Text(
+              info,
+              style: TextStyle(
+                fontSize: 14,
+              ),
+            ),
+            title: Text(
+              title,
+              style: TextStyle(
+                fontSize: 16,
+                fontWeight: FontWeight.bold,
+              ),
+            ),
+            actions: [
+              ElevatedButton(
+                onPressed: () {
+                  controller.dismiss();
+                },
+                child: Text('CANCEL'),
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+
   Future<bool> showFlashDialogConfirm(
       BuildContext context, String info, String title) async {
     var res = showFlash<bool>(

lib/views/pdf_gen_view.dart

@@ -1,13 +1,17 @@
 import 'dart:typed_data';
 
 import 'package:flutter/material.dart';
+import 'package:flutter_icons/flutter_icons.dart';
 import 'package:momentum/momentum.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/widgets.dart' as pw;
 import 'package:printing/printing.dart';
 import 'package:relative_scale/relative_scale.dart';
 
 import 'package:log_book/components/index.dart';
+import 'package:log_book/constants.dart';
+import 'package:log_book/services/index.dart';
+import 'package:log_book/utils/index.dart';
 import 'package:log_book/widgets/index.dart';
 
 class PdfGenView extends StatelessWidget {
@@ -19,17 +23,11 @@ class PdfGenView extends StatelessWidget {
     ];
 
     return pw.Table.fromTextArray(
-      // border: null,
       cellAlignment: pw.Alignment.centerLeft,
-      //headerDecoration: pw.BoxDecoration(
-      //  color: baseColor,
-      //),
-      //headerHeight: 25,
-      //cellHeight: 40,
       columnWidths: {
-        0: pw.FixedColumnWidth(70.0), // fixed to 100 width
+        0: pw.FixedColumnWidth(70.0),
         1: pw.FlexColumnWidth(),
-        2: pw.FixedColumnWidth(80.0), //fixed to 100 width
+        2: pw.FixedColumnWidth(80.0),
       },
       cellAlignments: {
         0: pw.Alignment.center,
@@ -42,12 +40,10 @@ class PdfGenView extends StatelessWidget {
         2: pw.Alignment.center,
       },
       headerStyle: pw.TextStyle(
-        //color: _baseTextColor,
         fontSize: 10,
         fontWeight: pw.FontWeight.bold,
       ),
       cellStyle: const pw.TextStyle(
-        // color: _darkColor,
         fontSize: 10,
       ),
       rowDecoration: pw.BoxDecoration(
@@ -88,6 +84,57 @@ class PdfGenView extends StatelessWidget {
               ),
               onPressed: () => MomentumRouter.pop(context),
             ),
+            actions: [
+              Padding(
+                padding: const EdgeInsets.all(10),
+                child: IconButton(
+                  tooltip: 'save log book as .pdf to disk',
+                  splashRadius: 5,
+                  hoverColor: secondaryColor,
+                  icon: Icon(FontAwesome.file_pdf_o),
+                  onPressed: () {
+                    final dialogService =
+                        Momentum.service<DialogService>(context);
+                    final bytes =
+                        Momentum.controller<PdfPrinterViewController>(context)
+                            .model
+                            ?.logBookData;
+
+                    if (bytes != null) {
+                      Momentum.service<AppService>(context)
+                          .savePdfToDisk(bytes)
+                          .then((value) {
+                        switch (value.action) {
+                          case ResponseAction.Success:
+                            dialogService.showFlashInfoDialog(
+                              context,
+                              value.message,
+                              'LogBook',
+                            );
+
+                            break;
+                          default:
+                            dialogService.showFlashInfoDialog(
+                              context,
+                              value.message,
+                              'LogBook',
+                            );
+                        }
+                      });
+                    }
+
+                    // show prompt
+                    else {
+                      dialogService.showFlashBar(
+                        context,
+                        'no generated log book data found for saving',
+                        'LogBook',
+                      );
+                    }
+                  },
+                ),
+              ),
+            ],
           ),
           body: RelativeBuilder(builder: (context, height, width, sy, sx) {
             return MomentumBuilder(
@@ -105,8 +152,13 @@ class PdfGenView extends StatelessWidget {
                         )
                       : PdfPreview(
                           allowSharing: false,
-                          build: (format) =>
-                              _generatePdf(format, model.logBookEntries),
+                          build: (format) async {
+                            final _data =
+                                _generatePdf(format, model.logBookEntries);
+                            var logData = await _data;
+                            model.update(logBookData: logData);
+                            return _data;
+                          },
                         );
                 });
           }),

pubspec.yaml

@@ -15,7 +15,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 2.0.0+1
+version: 3.0.0+1
 
 environment:
   #sdk: ">=2.7.0 <3.0.0"

windows/runner/Runner.rc

@@ -63,13 +63,13 @@ IDI_APP_ICON            ICON                    "resources\\app_icon.ico"
 #ifdef FLUTTER_BUILD_NUMBER
 #define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER
 #else
-#define VERSION_AS_NUMBER 1,0,0
+#define VERSION_AS_NUMBER 3,0,0
 #endif
 
 #ifdef FLUTTER_BUILD_NAME
 #define VERSION_AS_STRING #FLUTTER_BUILD_NAME
 #else
-#define VERSION_AS_STRING "1.0.0"
+#define VERSION_AS_STRING "3.0.0"
 #endif
 
 VS_VERSION_INFO VERSIONINFO
@@ -89,13 +89,13 @@ BEGIN
     BEGIN
         BLOCK "040904e4"
         BEGIN
-            VALUE "CompanyName", "com.example" "\0"
-            VALUE "FileDescription", "A new Flutter project." "\0"
+            VALUE "CompanyName", "com.donnclab" "\0"
+            VALUE "FileDescription", "An Intern LogBook App." "\0"
             VALUE "FileVersion", VERSION_AS_STRING "\0"
-            VALUE "InternalName", "log_book" "\0"
-            VALUE "LegalCopyright", "Copyright (C) 2021 com.example. All rights reserved." "\0"
-            VALUE "OriginalFilename", "log_book.exe" "\0"
-            VALUE "ProductName", "log_book" "\0"
+            VALUE "InternalName", "LogBook" "\0"
+            VALUE "LegalCopyright", "Copyright (C) 2021 com.donnclab. All rights reserved." "\0"
+            VALUE "OriginalFilename", "LogBook.exe" "\0"
+            VALUE "ProductName", "LogBook" "\0"
             VALUE "ProductVersion", VERSION_AS_STRING "\0"
         END
     END