import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:youmazgestion/controller/userController.dart';

class CustomAppBar extends StatelessWidget implements PreferredSizeWidget {
  final String title;
  final Widget? subtitle;
  final List<Widget>? actions;
  final bool automaticallyImplyLeading;
  final Color? backgroundColor;
  
  final UserController userController = Get.put(UserController());

  CustomAppBar({
    Key? key,
    required this.title,
    this.subtitle,
    this.actions,
    this.automaticallyImplyLeading = true,
    this.backgroundColor,
  }) : super(key: key);

  @override
  Size get preferredSize => Size.fromHeight(subtitle == null ? 56.0 : 80.0);

  @override
  Widget build(BuildContext context) {
    return Container(
      decoration: BoxDecoration(
        gradient: LinearGradient(
          begin: Alignment.topLeft,
          end: Alignment.bottomRight,
          colors: [
            Colors.blue.shade900,
            Colors.blue.shade800,
          ],
        ),
        boxShadow: [
          BoxShadow(
            color: Colors.blue.shade900.withOpacity(0.3),
            offset: const Offset(0, 2),
            blurRadius: 4,
          ),
        ],
      ),
      child: AppBar(
        backgroundColor: backgroundColor ?? Colors.transparent,
        elevation: 0,
        automaticallyImplyLeading: automaticallyImplyLeading,
        centerTitle: false,
        iconTheme: const IconThemeData(
          color: Colors.white,
          size: 24,
        ),
        actions: actions,
        title: subtitle == null
            ? Text(
                title,
                style: const TextStyle(
                  fontSize: 20,
                  fontWeight: FontWeight.w600,
                  color: Colors.white,
                  letterSpacing: 0.5,
                ),
              )
            : Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisSize: MainAxisSize.min,
                children: [
                  Text(
                    title,
                    style: const TextStyle(
                      fontSize: 20,
                      fontWeight: FontWeight.w600,
                      color: Colors.white,
                      letterSpacing: 0.5,
                    ),
                  ),
                  const SizedBox(height: 2),
                  Obx(() => Text(
                    userController.role!='Super Admin'?'Point de vente: ${userController.pointDeVenteDesignation}':'',
                    style: TextStyle(
                      fontSize: 12,
                      fontWeight: FontWeight.w400,
                      color: Colors.white.withOpacity(0.9),
                      letterSpacing: 0.3,
                    ),
                  )),
                  if (subtitle != null) ...[
                    const SizedBox(height: 2),
                    DefaultTextStyle(
                      style: TextStyle(
                        fontSize: 12,
                        color: Colors.white.withOpacity(0.8),
                        fontWeight: FontWeight.w400,
                      ),
                      child: subtitle!,
                    ),
                  ],
                ],
              ),
        flexibleSpace: Container(
          decoration: BoxDecoration(
            gradient: LinearGradient(
              begin: Alignment.topLeft,
              end: Alignment.bottomRight,
              colors: [
                Colors.blue.shade900,
                Colors.blue.shade800,
              ],
            ),
          ),
        ),
      ),
    );
  }
}