import 'package:flutter/material.dart';
import 'package:adaptive_navbar/adaptive_navbar.dart';
import 'package:nhancepolicy/customAppBar/toastHelper.dart';
import 'package:nhancepolicy/responsive.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:nhancepolicy/responsive.dart';

class CustomAppBar extends StatefulWidget implements PreferredSizeWidget {
  @override
  _CustomAppBarState createState() => _CustomAppBarState();

  @override
  Size get preferredSize => Size.fromHeight(kToolbarHeight);
}

class _CustomAppBarState extends State<CustomAppBar> {
  bool showBackToHR = true;
  bool hideInactiveStatus = true;

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

  Future<void> _checkTokens() async {
    final prefs = await SharedPreferences.getInstance();
    final String? hrtoken = prefs.getString('hrtoken');
    final String? token = prefs.getString('token');

    setState(() {
      showBackToHR = (hrtoken != null && hrtoken.isNotEmpty) &&
          (token != null && token.isNotEmpty);

      hideInactiveStatus = token != null && token.isNotEmpty;
    });
  }

  Future<void> hrLogout(BuildContext context) async {
    final prefs = await SharedPreferences.getInstance();
    final String? hrtoken = prefs.getString('hrtoken');

    if (hrtoken != null && hrtoken.isNotEmpty) {
      prefs.remove('token');
      Navigator.pushNamed(context, 'hrDashboard');
    } else {
      await prefs.clear();
      Navigator.pushNamed(context, 'phone');
    }
  }

  Future<void> logout(BuildContext context) async {
    final prefs = await SharedPreferences.getInstance();
    final String? hrtoken = prefs.getString('hrtoken');
    final String? token = prefs.getString('token');

    if (token != null && token.isNotEmpty) {
      if (hrtoken != null && hrtoken.isNotEmpty) {
        await prefs.clear();
        Navigator.pushNamed(context, 'hrLogin');
      } else {
        await prefs.clear();
        Navigator.pushNamed(context, 'phone');
      }
    } else if (hrtoken != null && hrtoken.isNotEmpty) {
      await prefs.clear();
      Navigator.pushNamed(context, 'hrLogin');
    }
  }

  @override
  Widget build(BuildContext context) {
    final sw = MediaQuery.of(context).size.width;

    return Scaffold(
      backgroundColor: Color(0xFFFFFCE5), // Set background color for AppBar
      appBar: PreferredSize(
        preferredSize: widget.preferredSize,
        child: SafeArea(
          child: Container(
            padding: Responsive.isDesktop(context)
                ? EdgeInsets.symmetric(horizontal: 16.0)
                : EdgeInsets.symmetric(horizontal: 0),
            child: Row(
              children: [
                // Logo Column
                Expanded(
                  flex: Responsive.isDesktop(context) ? 3 : 9,
                  child: Row(
                    mainAxisAlignment: Responsive.isDesktop(context)
                        ? MainAxisAlignment.spaceEvenly
                        : MainAxisAlignment.start,
                    children: [
                      Container(
                        margin: EdgeInsets.only(top: 10, bottom: 10),
                        width: 230,
                        height: 230,
                        child: Image.asset(
                          'assets/nhance_client_logo.png',
                          fit: BoxFit.contain,
                        ),
                      ),
                    ],
                  ),
                ),
                // AdaptiveNavBar Column
                Expanded(
                  flex: Responsive.isDesktop(context) ? 9 : 3,
                  child: AdaptiveNavBar(
                    screenWidth: sw,
                    backgroundColor: Color(0xFFFFFCE5),
                    leading:
                        Container(), // Set an empty container as we have the logo separately
                    title: Text(''),
                    navBarItems: [
                      if (Responsive.isDesktop(context))
                        if (hideInactiveStatus)
                          NavBarItem(
                            text: "Inactive Policy",
                            onTap: () {
                              Navigator.pushNamed(context, 'oldPolicy');
                            },
                          ),
                      if (showBackToHR)
                        NavBarItem(
                          text: "Back To HR",
                          onTap: () {
                            hrLogout(context);
                          },
                        ),
                      NavBarItem(
                        text: "Logout",
                        onTap: () async {
                          logout(context);
                        },
                      ),
                    ],
                  ),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}