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PatilShreyas/main.dart

Last active Jul 4, 2020
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import 'package:flutter/material.dart';
import 'controller/form_controller.dart';
import 'model/form.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Google Sheet Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Flutter Google Sheet Demo'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
// Create a global key that uniquely identifies the Form widget
// and allows validation of the form.
//
// Note: This is a `GlobalKey<FormState>`,
// not a GlobalKey<MyCustomFormState>.
final _formKey = GlobalKey<FormState>();
final _scaffoldKey = GlobalKey<ScaffoldState>();
// TextField Controllers
TextEditingController nameController = TextEditingController();
TextEditingController emailController = TextEditingController();
TextEditingController mobileNoController = TextEditingController();
TextEditingController feedbackController = TextEditingController();
// Method to Submit Feedback and save it in Google Sheets
void _submitForm() {
// Validate returns true if the form is valid, or false
// otherwise.
if (_formKey.currentState.validate()) {
// If the form is valid, proceed.
FeedbackForm feedbackForm = FeedbackForm(
nameController.text,
emailController.text,
mobileNoController.text,
feedbackController.text);
FormController formController = FormController();
_showSnackbar("Submitting Feedback");
// Submit 'feedbackForm' and save it in Google Sheets.
formController.submitForm(feedbackForm, (String response) {
print("Response: $response");
if (response == FormController.STATUS_SUCCESS) {
// Feedback is saved succesfully in Google Sheets.
_showSnackbar("Feedback Submitted");
} else {
// Error Occurred while saving data in Google Sheets.
_showSnackbar("Error Occurred!");
}
});
}
}
// Method to show snackbar with 'message'.
_showSnackbar(String message) {
final snackBar = SnackBar(content: Text(message));
_scaffoldKey.currentState.showSnackBar(snackBar);
}
@override
Widget build(BuildContext context) {
return Scaffold(
key: _scaffoldKey,
resizeToAvoidBottomPadding: false,
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
children: <Widget>[
Form(
key: _formKey,
child:
Padding(padding: EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
TextFormField(
controller: nameController,
validator: (value) {
if (value.isEmpty) {
return 'Enter Valid Name';
}
return null;
},
decoration: InputDecoration(
labelText: 'Name'
),
),
TextFormField(
controller: emailController,
validator: (value) {
if (!value.contains("@")) {
return 'Enter Valid Email';
}
return null;
},
keyboardType: TextInputType.emailAddress,
decoration: InputDecoration(
labelText: 'Email'
),
),
TextFormField(
controller: mobileNoController,
validator: (value) {
if (value.trim().length != 10) {
return 'Enter 10 Digit Mobile Number';
}
return null;
},
keyboardType: TextInputType.number,
decoration: InputDecoration(
labelText: 'Mobile Number',
),
),
TextFormField(
controller: feedbackController,
validator: (value) {
if (value.isEmpty) {
return 'Enter Valid Feedback';
}
return null;
},
keyboardType: TextInputType.multiline,
decoration: InputDecoration(
labelText: 'Feedback'
),
),
],
),
)
),
RaisedButton(
color: Colors.blue,
textColor: Colors.white,
onPressed:_submitForm,
child: Text('Submit Feedback'),
),
],
),
),
);
}
}
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