import 'package:flutter_login/flutter_login.dart';
import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';
import 'register.dart';
import 'package:http/http.dart' as http;



class ProfilePage extends StatefulWidget{

  ProfilePage({Key key, this.title}) : super(key: key);
  final String title;

  @override
  _ProfilePageState createState() => _ProfilePageState();
}

class _ProfilePageState extends State<ProfilePage>{
  TextEditingController first_name = new TextEditingController();
  TextEditingController last_name = new TextEditingController() ;
  TextEditingController country = new TextEditingController();
  TextEditingController city = new TextEditingController();
  TextEditingController phone = new TextEditingController();
  TextEditingController healthcare = new TextEditingController();

  // trying to create a an array of controllers
  // final List<TextEditingController> controllers = List();
  // controllers.add(first_name);

  Future<List> clear_controllers() async {
    first_name.text = "";
    last_name.text = "";
    country.text = "";
    city.text = "";
    phone.text = "";
    healthcare.text = "";
  }


  _Notice(BuildContext context, String message, int r, int g, int b){
    showDialog<void>(
        context: context,
        barrierDismissible: false,
        barrierColor: Colors.transparent,

        builder: (BuildContext context){
          Future.delayed(Duration(seconds: 3), () {
            Navigator.of(context).pop(true);
          });

          return Material(
              color: Colors.transparent,
              child: InkResponse(
                child: Container(

                  alignment: Alignment.bottomCenter,
                  padding: EdgeInsets.only(bottom: 130),
                  child: Text(
                    message,
                    style: TextStyle(fontSize: 20, color: Color.fromARGB(255, r, g, b)),),

                ),
              )
          );  
        }
      );
  }
  Future<List> send_data() async {


    var url = 'https://ada.uprrp.edu/~hector.sierra/FastMed/UpdateProfile.php';
    final data = await http.post(url, body: {
      "first_name": first_name.text,
      "last_name": last_name.text,
      "country": country.text,
      "city": city.text,
      "phone": phone.text,
      "healthcare": healthcare.text,
    });
    print(data.body);
    if("User not registered" == data.body){
      _Notice(context, "Error, unable to update profile", 255, 0, 0);
    }
    else{
      _Notice(context, "Profile Updated", 0, 255, 0);
    }

  }

  Widget _BackButton(BuildContext context) {
    return InkWell(
      onTap: () {
        Navigator.pop(context);
      },
      child: Row(
          children: <Widget>[
            Container(
              padding: EdgeInsets.only(left: 0, top: 10, bottom: 10),
              child: Icon(Icons.arrow_back_ios, color: Colors.black),
            ),
            Text("Back",
                style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500))
          ]
      ),
    );
  }


  Widget _SubmitButton(BuildContext context) {
    return InkResponse(
      onTap: () {
        send_data();
        // clear_controllers();
      },
      child: Material(
        borderRadius: BorderRadius.circular(30),
        elevation: 3,
        child: Container(
          padding: EdgeInsets.symmetric(vertical: 10),
          width: 250,
          alignment: Alignment.center,
          decoration: BoxDecoration(
            color: Colors.red,
            borderRadius: BorderRadius.circular(30),
          ),

          child: Text(
            "Update",
            style: TextStyle(fontSize: 22, color: Colors.white),
          ),
        ),
      ),
    );
  }

  Widget _Fills() {
    return Column(
        children: <Widget>[
          _EntryField("First Name", first_name),
          _EntryField("Last Name", last_name),
          _EntryField("Country", country),
          _EntryField("City", city),
          _EntryField("Phone Number", phone),
          _EntryField("Healthcare Provider", healthcare),
        ]
    );
  }

  Widget _EntryField(String title, TextEditingController controller,
      {bool pass = false}) {
    return Container(
      padding: EdgeInsets.only(left: 0, top: 10, bottom: 10),
      child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,

          children: <Widget>[
            Text(
              title,
              style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18),
            ),
            SizedBox(
                height: 30
            ),
            TextField(
              controller: controller,
              obscureText: pass,
              decoration: InputDecoration(
                border: (
                    UnderlineInputBorder()
                ),
              ),
            )
          ]
      ),

    );
  }



  @override
  Widget build(BuildContext context) {
    final height = MediaQuery.of(context).size.height;
    return Scaffold(
        body: Container(
          height: height,
          child: Stack(

            children: <Widget>[
              Container(
                  padding: EdgeInsets.symmetric(horizontal: 20),
                  child: SingleChildScrollView(
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.center,
                      mainAxisAlignment: MainAxisAlignment.center,
                      children: <Widget>[
                        SizedBox(
                          height: 60,
                        ),
                        _Fills(),
                        //Add code to verify if password and confirm password match
                        SizedBox(
                          height: 80,
                        ),
                        _SubmitButton(context),
                        SizedBox(
                          height: 50,
                        ),
                        // ElevatedButton(
                        //     onPressed: send_data, child: Text("Register")),
                      ],
                    ),
                  )
              ),
              // Positioned(
              //   top: 15, left: 20, child: _BackButton(context),
              // ),
            ],

          ),
        )
    );
  }
}