/
flare_sign_in_demo.dart
157 lines (152 loc) · 7.01 KB
/
flare_sign_in_demo.dart
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import 'package:flare_flutter/flare_actor.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:pro_flutter/demo/flare_demo/flare_sign_in_controller.dart';
import 'package:pro_flutter/demo/flare_demo/signin_button.dart';
import 'package:pro_flutter/demo/flare_demo/tracking_text_input.dart';
import 'package:pro_flutter/http/base_error.dart';
import 'package:pro_flutter/view_model/login_view_model.dart';
final loginProvider = StateNotifierProvider.autoDispose((ref) => LoginViewModel());
class FlareSignInDemo extends StatefulWidget {
@override
_FlareSignInDemoState createState() => _FlareSignInDemoState();
}
class _FlareSignInDemoState extends State<FlareSignInDemo> {
FlareSignInController _signInController;
bool isEmptyUser = false;
bool isEmptyPwd = false;
@override
void initState() {
_signInController = FlareSignInController();
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Theme(
data: Theme.of(context).copyWith(
primaryColor: Colors.black54,
),
child: Consumer(
builder: (context, watch, _) {
final loginModel = watch(loginProvider);
final loginState = watch(loginProvider.state);
return Container(
child: Stack(
children: <Widget>[
Positioned.fill(
child: Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topRight,
end: Alignment.bottomLeft,
stops: [
0.0,
1.0
],
colors: [
Color.fromRGBO(255, 193, 7, .6),
Color.fromRGBO(255, 235, 59, .6),
])),
),
),
Positioned.fill(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Container(
height: 160,
padding: EdgeInsets.only(left: 16.0, right: 16.0),
child: FlareActor(
'assets/Teddy.flr',
shouldClip: false,
alignment: Alignment.bottomCenter,
fit: BoxFit.contain,
controller: _signInController,
),
),
Padding(
padding: EdgeInsets.only(
left: 16.0,
right: 16.0,
),
child: Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.all(Radius.circular(25.0)),
),
child: Padding(
padding: EdgeInsets.all(20.0),
child: Form(
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
TrackingTextInput(
label: 'Email',
hint: 'email address',
onCaretMoved: (Offset caret) {
_signInController.lookAt(caret);
},
onTextChanged: (String value) {
_signInController.setName(value);
},
autovalidateMode: loginState.error is UserNotExist || loginState.error is UserNameEmpty ? AutovalidateMode.always : AutovalidateMode.disabled,
validator: (value) {
if(value.isEmpty) {
return 'Email 不能为空';
} else if (loginState.error is UserNotExist) {
return loginState.error?.message;
}
return '';
},
),
TrackingTextInput(
label: 'Password',
hint: 'Try bears',
isObscured: true,
onCaretMoved: (Offset caret) {
_signInController.coverEyes(caret != null);
_signInController.lookAt(null);
},
onTextChanged: (String value) {
_signInController.setPassword(value);
},
autovalidateMode: loginState.error is PwdNotMatch || loginState.error is PwdEmpty ? AutovalidateMode.always : AutovalidateMode.disabled,
validator: (value) {
if(value.isEmpty) {
return '密码不能为空';
} else if (loginState.error is PwdNotMatch) {
return loginState.error?.message;
}
return '';
},
),
SigninButton(
child: Text(
'Sign In',
style: TextStyle(
fontSize: 16.0,
fontWeight: FontWeight.bold),
),
onPressed: () =>
_signInController.submitPassword(context),
),
],
),
),
),
),
),
],
),
)
],
),
);
}
),
),
);
}
}