Show system currency symbol for setting money inputs

lib/ui/app/forms/decorated_form_field.dart

@@ -1,6 +1,10 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_redux/flutter_redux.dart';
+import 'package:invoiceninja_flutter/constants.dart';
+import 'package:invoiceninja_flutter/redux/app/app_state.dart';
 import 'package:invoiceninja_flutter/utils/platforms.dart';
+import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 
 class DecoratedFormField extends StatelessWidget {
   const DecoratedFormField({
@@ -28,6 +32,8 @@ class DecoratedFormField extends StatelessWidget {
     this.textAlign = TextAlign.start,
     this.decoration,
     this.focusNode,
+    this.isMoney = false,
+    this.isPercent = false,
   }) : super(key: key);
 
   final TextEditingController controller;
@@ -53,6 +59,8 @@ class DecoratedFormField extends StatelessWidget {
   final TextAlign textAlign;
   final InputDecoration decoration;
   final FocusNode focusNode;
+  final bool isMoney;
+  final bool isPercent;
 
   @override
   Widget build(BuildContext context) {
@@ -75,10 +83,25 @@ class DecoratedFormField extends StatelessWidget {
     } else if (label == null) {
       inputDecoration = null;
     } else {
+      var icon = suffixIcon ?? suffixIconButton;
+      if (icon == null) {
+        if (isMoney) {
+          final state = StoreProvider.of<AppState>(context).state;
+          icon = Icon(state.company.currencyId == kCurrencyEuro
+              ? Icons.euro
+              : Icons.attach_money);
+        } else if (isPercent) {
+          icon = Icon(
+            MdiIcons.percent,
+            size: 16,
+          );
+        }
+      }
+
       inputDecoration = InputDecoration(
         labelText: label,
         hintText: hint,
-        suffixIcon: suffixIcon ?? suffixIconButton,
+        suffixIcon: icon,
       );
     }
 
@@ -89,14 +112,16 @@ class DecoratedFormField extends StatelessWidget {
       autofocus: autofocus,
       decoration: inputDecoration,
       validator: validator,
-      keyboardType: keyboardType ?? TextInputType.text,
+      keyboardType: isMoney || isPercent
+          ? TextInputType.numberWithOptions(decimal: true, signed: true)
+          : keyboardType ?? TextInputType.text,
       maxLines: expands ? null : maxLines ?? 1,
       minLines: expands ? null : minLines,
       expands: expands,
       autovalidateMode: autovalidate
           ? AutovalidateMode.onUserInteraction
           : AutovalidateMode.disabled,
-      autocorrect: autocorrect,
+      autocorrect: isMoney || isPercent ? false : autocorrect,
       obscureText: obscureText,
       initialValue: initialValue,
       textInputAction: textInputAction ??

lib/ui/client/edit/client_edit_settings.dart

@@ -130,7 +130,7 @@ class ClientEditSettingsState extends State<ClientEditSettings> {
             ),
             DecoratedFormField(
               controller: _taskRateController,
-              keyboardType: TextInputType.numberWithOptions(decimal: true),
+              isMoney: true,
               label: localization.taskRate,
               onSavePressed: viewModel.onSavePressed,
             ),

lib/ui/company_gateway/edit/company_gateway_edit.dart

@@ -626,7 +626,9 @@ class _LimitEditorState extends State<LimitEditor> {
                     label: localization.minLimit,
                     enabled: _enableMin,
                     controller: _minController,
-                    keyboardType: TextInputType.numberWithOptions(),
+                    keyboardType: TextInputType.numberWithOptions(
+                        decimal: true, signed: true),
+                    autocorrect: false,
                   ),
                   SizedBox(height: 10),
                   CheckboxListTile(
@@ -656,7 +658,9 @@ class _LimitEditorState extends State<LimitEditor> {
                     label: localization.maxLimit,
                     enabled: _enableMax,
                     controller: _maxController,
-                    keyboardType: TextInputType.numberWithOptions(),
+                    keyboardType: TextInputType.numberWithOptions(
+                        decimal: true, signed: true),
+                    autocorrect: false,
                   ),
                   SizedBox(height: 10),
                   CheckboxListTile(
@@ -778,23 +782,20 @@ class _FeesEditorState extends State<FeesEditor> {
 
     return FormCard(
       children: <Widget>[
-        DecoratedFormField(
-          label: localization.feeAmount,
-          controller: _amountController,
-          autocorrect: false,
-          keyboardType: TextInputType.numberWithOptions(decimal: true),
-        ),
         DecoratedFormField(
           label: localization.feePercent,
           controller: _percentController,
-          autocorrect: false,
-          keyboardType: TextInputType.numberWithOptions(decimal: true),
+          isPercent: true,
+        ),
+        DecoratedFormField(
+          label: localization.feeAmount,
+          controller: _amountController,
+          isMoney: true,
         ),
         DecoratedFormField(
           label: localization.feeCap,
           controller: _capController,
-          autocorrect: false,
-          keyboardType: TextInputType.numberWithOptions(decimal: true),
+          isMoney: true,
         ),
         if (company.enableFirstItemTaxRate)
           TaxRateDropdown(

lib/ui/settings/online_payments.dart

@@ -144,6 +144,7 @@ class _OnlinePaymentsState extends State<OnlinePayments> {
                 child: DecoratedFormField(
                   label: localization.minimumUnderPaymentAmount,
                   controller: _minimumAmountController,
+                  isMoney: true,
                 ),
               ),
           ]),

lib/ui/settings/task_settings.dart

@@ -91,9 +91,9 @@ class _TaskSettingsState extends State<TaskSettings> {
             children: <Widget>[
               DecoratedFormField(
                 controller: _taskRateController,
-                keyboardType: TextInputType.numberWithOptions(decimal: true),
                 label: localization.defaultTaskRate,
                 onSavePressed: viewModel.onSavePressed,
+                isMoney: true,
               ),
               if (!viewModel.state.settingsUIState.isFiltered) ...[
                 SizedBox(height: 32),

lib/ui/settings/templates_and_reminders.dart

@@ -530,12 +530,12 @@ class _ReminderSettingsState extends State<ReminderSettings> {
             DecoratedFormField(
               label: localization.lateFeeAmount,
               controller: _feeAmountController,
-              keyboardType: TextInputType.numberWithOptions(decimal: true),
+              isMoney: true,
             ),
             DecoratedFormField(
               label: localization.lateFeePercent,
               controller: _feePercentController,
-              keyboardType: TextInputType.numberWithOptions(decimal: true),
+              isPercent: true,
             ),
           ],
         ),

lib/ui/task/edit/task_edit_desktop.dart

@@ -216,13 +216,15 @@ class _TaskEditDesktopState extends State<TaskEditDesktop> {
                   DecoratedFormField(
                     controller: _numberController,
                     label: localization.taskNumber,
-                    autocorrect: false,
+                    isMoney: false,
                   ),
                   DecoratedFormField(
                     key: ValueKey('__rate__'),
                     controller: _rateController,
                     label: rateLabel,
-                    keyboardType: TextInputType.number,
+                    keyboardType: TextInputType.numberWithOptions(
+                        decimal: true, signed: true),
+                    autocorrect: false,
                   ),
                   DynamicSelector(
                     key: ValueKey('__task_status_${task.statusId}__'),

lib/ui/task/edit/task_edit_details.dart

@@ -173,7 +173,9 @@ class _TaskEditDetailsState extends State<TaskEditDetails> {
               key: ValueKey('__rate__'),
               controller: _rateController,
               label: rateLabel,
-              keyboardType: TextInputType.number,
+              keyboardType:
+                  TextInputType.numberWithOptions(decimal: true, signed: true),
+              autocorrect: false,
             ),
             DynamicSelector(
               key: ValueKey('__task_status_${task.statusId}__'),

lib/ui/tax_rate/edit/tax_rate_edit.dart

@@ -104,11 +104,7 @@ class _TaxRateEditState extends State<TaxRateEdit> {
               DecoratedFormField(
                 label: localization.rate,
                 controller: _rateController,
-                keyboardType: TextInputType.numberWithOptions(decimal: true),
-                suffixIcon: Icon(
-                  MdiIcons.percent,
-                  size: 16,
-                ),
+                isPercent: true,
               ),
             ],
           )