import 'package:common/utils/toast_utils.dart';
import 'login_text_field_widget.dart';
import 'package:flutter/material.dart';
import 'package:common/utils/widget_utils.dart';


class LoginController{

  set name(String newText) {
    if (nameChang != null){
      nameChang!(newText);
    }
  }

  Function(String name)? nameChang;

  set password(String newText) {
    if (passwordChang != null){
      passwordChang!(newText);
    }
  }

  Function(String password)? passwordChang;

}



class AccountNumberLoginWidget extends StatefulWidget {
  const AccountNumberLoginWidget({Key? key, required this.loginTap, this.controller }) : super(key: key);

  final LoginController? controller;
  final Function(String,String) loginTap;


  @override
  State<AccountNumberLoginWidget> createState() =>
      _AccountNumberLoginWidgetState();
}

class _AccountNumberLoginWidgetState extends State<AccountNumberLoginWidget> {
  TextEditingController phoneController = TextEditingController();
  TextEditingController passwordController = TextEditingController();



  _login() {

    if (phoneController.text.isEmpty || passwordController.text.isEmpty){
      ToastUtils.showToast('请输入账号和密码');
      return;
    }

    widget.loginTap(phoneController.text,passwordController.text);

  }

  @override
  void initState()  {
    super.initState();

    widget.controller?.nameChang = (name){
      phoneController.text = name;
    };
    widget.controller?.passwordChang = (password){
      passwordController.text = password;
    };

  }

  
  @override
  Widget build(BuildContext context) {
    return Column(
      mainAxisAlignment: MainAxisAlignment.center,
      crossAxisAlignment: CrossAxisAlignment.stretch,
      children: [
        LoginPhoneTextField(controller: phoneController),
        WidgetUtils.spacer(height: 15),
        LoginPasswordTextField(controller: passwordController,onSubmitted: (_){
          _login();
        },),
        WidgetUtils.spacer(height: 15),
        const Text('注册请直接输入账号密码 再点击注册',style: TextStyle(fontSize: 14,color: Colors.grey),),
        WidgetUtils.spacer(height: 15),
        TextButton(
          onPressed: _login,
          style: TextButton.styleFrom(padding: EdgeInsets.zero),
          child: Container(
            height: 40,
            alignment: Alignment.center,
            decoration: const BoxDecoration(
                color: Colors.blue,
                borderRadius: BorderRadius.all(Radius.circular(5))),
            child: const Text(
              '登录',
              style: TextStyle(
                fontSize: 16,
                color: Colors.white,
              ),
            ),
          ),
        ),
      ],
    );
  }
}