modify package list

lib/pages/invoice/invoice_list_row.dart

@@ -1,13 +1,22 @@
+import 'dart:async';
+import 'dart:io';
+
+import 'package:fcs/model/main_model.dart';
+import 'package:fcs/pages/invoice/payment_pdf_screen.dart';
 import 'package:fcs/theme/theme.dart';
 import 'package:fcs/vo/invoice.dart';
 import 'package:fcs/widget/bottom_up_page_route.dart';
+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_icons/flutter_icons.dart';
+import 'package:flutter/services.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:provider/provider.dart';
 
 import '../util.dart';
 import 'invoice_editor.dart';
+import 'payment_page.dart';
 
 class InvoiceListRow extends StatefulWidget {
   final Invoice invoice;
@@ -21,6 +30,8 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
   var dateFormatter = new DateFormat('dd MMM yyyy');
   final double dotSize = 15.0;
   Invoice _invoice = new Invoice();
+  // String pdfPath = 'assets/Invoice-A092(A)-32.pdf';
+  String pdfPath = '';
 
   @override
   void initState() {
@@ -29,16 +40,47 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
     if (widget.invoice != null) {
       _invoice = widget.invoice;
     }
+
+    fromAsset('assets/demo.pdf', 'demo.pdf').then((f) {
+      setState(() {
+        pdfPath = f.path;
+      });
+    });
+  }
+
+  Future<File> fromAsset(String asset, String filename) async {
+    // To open from assets, you can copy them to the app storage folder, and the access them "locally"
+    Completer<File> completer = Completer();
+    print('asset => $asset');
+    print('assest => ${await rootBundle.load(asset)}');
+    try {
+      var dir = await getApplicationDocumentsDirectory();
+      File file = File("${dir.path}/$filename");
+      var data = await rootBundle.load(asset);
+      print('data => $data');
+      var bytes = data.buffer.asUint8List();
+      await file.writeAsBytes(bytes, flush: true);
+      completer.complete(file);
+    } catch (e) {
+      throw Exception('Error parsing asset file!'+ e.toString());
+    }
+
+    return completer.future;
   }
 
   @override
   Widget build(BuildContext context) {
+    var owner = Provider.of<MainModel>(context).isOwner();
     return Container(
       padding: EdgeInsets.only(left: 15, right: 15),
       child: InkWell(
         onTap: () {
-          Navigator.of(context)
-              .push(BottomUpPageRoute(InvoiceEditor(invoice: _invoice)));
+          owner
+              ? Navigator.of(context)
+                  .push(BottomUpPageRoute(InvoiceEditor(invoice: _invoice)))
+              : Navigator.of(context).push(BottomUpPageRoute(PaymentPDFScreen(
+                  path: pdfPath,
+                )));
         },
         child: Row(
           children: <Widget>[
@@ -88,9 +130,49 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
               padding: const EdgeInsets.all(0),
               child: getStatus(_invoice.status),
             ),
+            Padding(
+              padding: const EdgeInsets.only(left: 10.0),
+              child: InkWell(
+                child: Icon(
+                  Icons.payment,
+                  color: primaryColor,
+                ),
+                onTap: () {
+                  Navigator.of(context)
+                      .push(BottomUpPageRoute(PaymentPage(invoice: _invoice)));
+                },
+              ),
+            ),
+            Padding(
+              padding: const EdgeInsets.only(left: 8.0),
+              child: InkWell(
+                child: Icon(
+                  Icons.more_vert,
+                  color: primaryColor,
+                ),
+                onTap: () {
+                  var act = actionSheet(context);
+                  showCupertinoModalPopup(
+                      context: context, builder: (BuildContext context) => act);
+                },
+              ),
+            ),
           ],
         ),
       ),
     );
   }
+
+  actionSheet(BuildContext context) {
+    return CupertinoActionSheet(
+      actions: <Widget>[
+        CupertinoActionSheetAction(
+          child: Text("Download"),
+          onPressed: () {
+            Navigator.pop(context);
+          },
+        )
+      ],
+    );
+  }
 }