update invoice

lib/pages/invoice/payment_pdf_screen.dart

@@ -1,11 +1,18 @@
 import 'dart:async';
+import 'dart:io';
 
+import 'package:dio/dio.dart';
 import 'package:fcs/helpers/theme.dart';
+import 'package:fcs/pages/main/model/main_model.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_pdfview/flutter_pdfview.dart';
 import 'package:image_downloader/image_downloader.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:provider/provider.dart';
+import 'package:share/share.dart';
+import 'package:http/http.dart' as http;
 
 class PaymentPDFScreen extends StatefulWidget {
   final String path;
@@ -41,14 +48,13 @@ class _PaymentPDFScreenState extends State<PaymentPDFScreen>
           IconButton(
             icon: Icon(Icons.file_download),
             onPressed: () async {
-              print('image path => ${widget.path}');
-              await ImageDownloader.downloadImage(widget.path,
-                  destination: AndroidDestinationType.directoryDownloads);
+              // var _dir = (await getApplicationDocumentsDirectory()).path;
+              // _downloadFile(widget.path, 'invoice.pdf', _dir);
             },
           ),
           IconButton(
             icon: Icon(Icons.share),
-            onPressed: () {},
+            onPressed: () => _share(widget.path),
           ),
         ],
       ),
@@ -72,18 +78,6 @@ class _PaymentPDFScreenState extends State<PaymentPDFScreen>
                 isReady = true;
               });
             },
-            // onError: (error) {
-            //   setState(() {
-            //     errorMessage = error.toString();
-            //   });
-            //   print(error.toString());
-            // },
-            // onPageError: (page, error) {
-            //   setState(() {
-            //     errorMessage = '$page: ${error.toString()}';
-            //   });
-            //   print('$page: ${error.toString()}');
-            // },
             onViewCreated: (PDFViewController pdfViewController) {
               _controller.complete(pdfViewController);
             },
@@ -97,32 +91,24 @@ class _PaymentPDFScreenState extends State<PaymentPDFScreen>
               });
             },
           ),
-          //   errorMessage.isEmpty
-          //       ? !isReady
-          //           ? Center(
-          //               child: CircularProgressIndicator(),
-          //             )
-          //           : Container()
-          //       : Center(
-          //           child: Text(errorMessage),
-          //         )
         ],
       ),
-      // floatingActionButton: FutureBuilder<PDFViewController>(
-      //   future: _controller.future,
-      //   builder: (context, AsyncSnapshot<PDFViewController> snapshot) {
-      //     if (snapshot.hasData) {
-      //       return FloatingActionButton.extended(
-      //         label: Text("Go to ${pages ~/ 2}"),
-      //         onPressed: () async {
-      //           await snapshot.data.setPage(pages ~/ 2);
-      //         },
-      //       );
-      //     }
-
-      //     return Container();
-      //   },
-      // ),
     );
   }
+
+  Future<File> _downloadFile(String url, String filename, String dir) async {
+    var req = await http.Client().get(Uri.parse(url));
+    var file = File('$dir/$filename');
+    return file.writeAsBytes(req.bodyBytes);
+  }
+
+  _share(String url) async {
+    MainModel mainModel = Provider.of<MainModel>(context, listen: false);
+    String appUrl = mainModel.setting.appUrl;
+    final RenderBox box = context.findRenderObject();
+    await Share.share(
+        "Join us on FCS Logistics App. Here is the link:\n $appUrl\n" + url,
+        subject: "Invitation to FCS Logistics App",
+        sharePositionOrigin: box.localToGlobal(Offset.zero) & box.size);
+  }
 }