CityCards_Customer_Flutter/lib/common_packages/custom_snackbar.dart

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

class CustomSnackbar {
  static void show(
      BuildContext context, {
        required String message,
        Color? backgroundColor,
        Color? textColor,
        IconData? icon,
        Duration duration = const Duration(seconds: 3),
        bool useOverlay = false,
      }) {
    if (useOverlay) {
      _showOverlaySnackbar(
        context,
        message: message,
        backgroundColor: backgroundColor ?? Colors.black87,
        textColor: textColor ?? Colors.white,
        icon: icon,
        duration: duration,
      );
    } else {
      _showRegularSnackbar(
        context,
        message: message,
        backgroundColor: backgroundColor ?? Colors.black87,
        textColor: textColor ?? Colors.white,
        icon: icon,
      );
    }
  }

  static void _showRegularSnackbar(
      BuildContext context, {
        required String message,
        required Color backgroundColor,
        required Color textColor,
        IconData? icon,
      }) {
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(
        content: Row(
          children: [
            if (icon != null) ...[
              Icon(
                icon,
                color: textColor,
                size: 20.sp,
              ),
              SizedBox(width: 12.w),
            ],
            Expanded(
              child: Text(
                message,
                style: TextStyle(
                  color: textColor,
                  fontSize: 14.sp,
                  fontWeight: FontWeight.w500,
                ),
              ),
            ),
          ],
        ),
        backgroundColor: backgroundColor,
        behavior: SnackBarBehavior.floating,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(8.r),
        ),
        margin: EdgeInsets.symmetric(horizontal: 16.w, vertical: 12.h),
      ),
    );
  }

  static void _showOverlaySnackbar(
      BuildContext context, {
        required String message,
        required Color backgroundColor,
        required Color textColor,
        IconData? icon,
        required Duration duration,
      }) {
    final overlay = Overlay.of(context);
    final overlayEntry = OverlayEntry(
      builder: (context) => Positioned(
        top: MediaQuery.of(context).padding.top + 10,
        left: 20.w,
        right: 20.w,
        child: Material(
          color: Colors.transparent,
          child: TweenAnimationBuilder<double>(
            tween: Tween(begin: 0.0, end: 1.0),
            duration: const Duration(milliseconds: 300),
            builder: (context, value, child) {
              return Transform.translate(
                offset: Offset(0, -20 * (1 - value)),
                child: Opacity(
                  opacity: value,
                  child: child,
                ),
              );
            },
            child: Container(
              padding: EdgeInsets.symmetric(horizontal: 16.w, vertical: 12.h),
              decoration: BoxDecoration(
                color: backgroundColor,
                borderRadius: BorderRadius.circular(8.r),
                boxShadow: [
                  BoxShadow(
                    color: Colors.black.withOpacity(0.3),
                    blurRadius: 10,
                    offset: const Offset(0, 4),
                  ),
                ],
              ),
              child: Row(
                children: [
                  if (icon != null) ...[
                    Icon(
                      icon,
                      color: textColor,
                      size: 20.sp,
                    ),
                    SizedBox(width: 12.w),
                  ],
                  Expanded(
                    child: Text(
                      message,
                      style: TextStyle(
                        color: textColor,
                        fontSize: 14.sp,
                        fontWeight: FontWeight.w500,
                      ),
                    ),
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
    );

    overlay.insert(overlayEntry);
    Future.delayed(duration, () {
      overlayEntry.remove();
    });
  }

  // Helper methods for common use cases
  static void showSuccess(
      BuildContext context, {
        required String message,
        bool useOverlay = false,
      }) {
    show(
      context,
      message: message,
      backgroundColor: Colors.green,
      textColor: Colors.white,
      icon: Icons.check_circle,
      useOverlay: useOverlay,
    );
  }

  static void showError(
      BuildContext context, {
        required String message,
        bool useOverlay = false,
      }) {
    show(
      context,
      message: message,
      backgroundColor: Colors.red,
      textColor: Colors.white,
      icon: Icons.error,
      useOverlay: useOverlay,
    );
  }

  static void showWarning(
      BuildContext context, {
        required String message,
        bool useOverlay = false,
      }) {
    show(
      context,
      message: message,
      backgroundColor: Colors.orange,
      textColor: Colors.white,
      icon: Icons.warning,
      useOverlay: useOverlay,
    );
  }

  static void showInfo(
      BuildContext context, {
        required String message,
        bool useOverlay = false,
      }) {
    show(
      context,
      message: message,
      backgroundColor: Colors.blue,
      textColor: Colors.white,
      icon: Icons.info,
      useOverlay: useOverlay,
    );
  }
}