Siro/siro_admin/lib/controller/notification_controller.dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'firebase/notification_service.dart';

class NotificationController extends GetxController {
  final GlobalKey<FormState> formKey = GlobalKey<FormState>();
  final TextEditingController titleController = TextEditingController();
  final TextEditingController bodyController = TextEditingController();

  // ألوان الثيم (متناسقة مع باقي الصفحات المحسنة)
  final Color _dialogColor = const Color(0xFF1A1F3A);
  final Color _inputColor = const Color(0xFF0A0E27);
  final Color _primaryAccent = const Color(0xFF6366F1);

  @override
  void onClose() {
    titleController.dispose();
    bodyController.dispose();
    super.onClose();
  }

  /// تنظيف الحقول
  void _clearFields() {
    titleController.clear();
    bodyController.clear();
  }

  /// إرسال إشعار للسائقين
  Future<void> sendNotificationDrivers() async {
    _clearFields();
    await _showCustomDialog(
      dialogTitle: 'إشعار للسائقين',
      targetAudience: 'drivers',
      icon: Icons.drive_eta_rounded,
      iconColor: Colors.orangeAccent,
    );
  }

  /// إرسال إشعار للركاب
  Future<void> sendNotificationPassengers() async {
    _clearFields();
    await _showCustomDialog(
      dialogTitle: 'إشعار للركاب',
      targetAudience: 'passengers',
      icon: Icons.people_alt_rounded,
      iconColor: Colors.blueAccent,
    );
  }

  /// دالة عامة لإظهار نافذة الإرسال بتصميم عصري
  Future<void> _showCustomDialog({
    required String dialogTitle,
    required String targetAudience,
    required IconData icon,
    required Color iconColor,
  }) {
    return Get.dialog(
      Dialog(
        backgroundColor: _dialogColor,
        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(20)),
        elevation: 10,
        child: SingleChildScrollView(
          child: Padding(
            padding: const EdgeInsets.all(24),
            child: Form(
              key: formKey,
              child: Column(
                mainAxisSize: MainAxisSize.min,
                children: [
                  // 1. أيقونة العنوان
                  Container(
                    padding: const EdgeInsets.all(16),
                    decoration: BoxDecoration(
                      color: iconColor.withOpacity(0.15),
                      shape: BoxShape.circle,
                      boxShadow: [
                        BoxShadow(
                          color: iconColor.withOpacity(0.1),
                          blurRadius: 10,
                          offset: const Offset(0, 4),
                        ),
                      ],
                    ),
                    child: Icon(icon, color: iconColor, size: 32),
                  ),
                  const SizedBox(height: 16),

                  // 2. العنوان
                  Text(
                    dialogTitle,
                    style: const TextStyle(
                      color: Colors.white,
                      fontSize: 18,
                      fontWeight: FontWeight.bold,
                      fontFamily: 'Segoe UI',
                    ),
                  ),
                  const SizedBox(height: 24),

                  // 3. حقول الإدخال
                  _buildModernTextField(
                    controller: titleController,
                    hint: 'عنوان الإشعار',
                    icon: Icons.title_rounded,
                  ),
                  const SizedBox(height: 16),
                  _buildModernTextField(
                    controller: bodyController,
                    hint: 'نص الرسالة',
                    icon: Icons.message_rounded,
                    maxLines: 3,
                  ),
                  const SizedBox(height: 32),

                  // 4. الأزرار
                  Row(
                    children: [
                      Expanded(
                        child: TextButton(
                          onPressed: () => Get.back(),
                          style: TextButton.styleFrom(
                            foregroundColor: Colors.white54,
                            padding: const EdgeInsets.symmetric(vertical: 12),
                          ),
                          child: const Text('إلغاء'),
                        ),
                      ),
                      const SizedBox(width: 12),
                      Expanded(
                        child: ElevatedButton(
                          onPressed: () async {
                            if (titleController.text.trim().isEmpty ||
                                bodyController.text.trim().isEmpty) {
                              Get.snackbar(
                                "تنبيه",
                                "الرجاء تعبئة جميع الحقول",
                                backgroundColor: Colors.amber.withOpacity(0.8),
                                colorText: Colors.white,
                                snackPosition: SnackPosition.TOP,
                              );
                              return;
                            }

                            Get.back(); // إغلاق النافذة
                            await _processSending(targetAudience);
                          },
                          style: ElevatedButton.styleFrom(
                            backgroundColor: _primaryAccent,
                            foregroundColor: Colors.white,
                            padding: const EdgeInsets.symmetric(vertical: 12),
                            shape: RoundedRectangleBorder(
                              borderRadius: BorderRadius.circular(12),
                            ),
                            elevation: 0,
                          ),
                          child: const Text('إرسال'),
                        ),
                      ),
                    ],
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
      barrierColor: Colors.black.withOpacity(0.7), // تعتيم الخلفية
    );
  }

  /// تنفيذ عملية الإرسال الفعلية
  Future<void> _processSending(String target) async {
    // إظهار تنبيه بدء العملية
    Get.snackbar(
      "جاري الإرسال",
      "يتم إرسال الإشعار لـ $target...",
      backgroundColor: _primaryAccent.withOpacity(0.2),
      colorText: Colors.white,
      duration: const Duration(seconds: 2),
    );

    try {
      // استدعاء خدمة الإرسال
      await NotificationService.sendNotification(
        target: target,
        title: titleController.text,
        body: bodyController.text,
        isTopic: true,
        category: 'fromAdmin',
      );

      Get.snackbar(
        "نجاح",
        "تم إرسال الإشعار بنجاح",
        backgroundColor: Colors.green.withOpacity(0.5),
        colorText: Colors.white,
      );
    } catch (e) {
      Get.snackbar(
        "خطأ",
        "فشل إرسال الإشعار: $e",
        backgroundColor: Colors.red.withOpacity(0.5),
        colorText: Colors.white,
      );
    }
  }

  /// تصميم حقل الإدخال المخصص (Dark Input Field)
  Widget _buildModernTextField({
    required TextEditingController controller,
    required String hint,
    required IconData icon,
    int maxLines = 1,
  }) {
    return Container(
      decoration: BoxDecoration(
        color: _inputColor,
        borderRadius: BorderRadius.circular(12),
        border: Border.all(color: Colors.white.withOpacity(0.1)),
      ),
      child: TextField(
        controller: controller,
        style: const TextStyle(color: Colors.white),
        maxLines: maxLines,
        decoration: InputDecoration(
          hintText: hint,
          hintStyle:
              TextStyle(color: Colors.white.withOpacity(0.3), fontSize: 14),
          prefixIcon: Icon(icon, color: Colors.white38, size: 20),
          border: InputBorder.none,
          contentPadding:
              const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
        ),
      ),
    );
  }
}