baligh/lib/screens/register_screen.dart

import 'package:baligh/screens/home_screen.dart';
import 'package:baligh/widgets/app_toast.dart';
import 'package:baligh/widgets/custom_button.dart';
import 'package:baligh/widgets/custom_text_field.dart';
import 'package:bot_toast/bot_toast.dart';
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:firebase_auth/firebase_auth.dart';
import 'package:flutter/material.dart';

class RegisterScreen extends StatefulWidget {
  const RegisterScreen({super.key});

  @override
  State<RegisterScreen> createState() => _RegisterScreenState();
}

class _RegisterScreenState extends State<RegisterScreen> {
  TextEditingController fullNameController = TextEditingController();
  TextEditingController ageController = TextEditingController();
  TextEditingController schoolNameController = TextEditingController();
  TextEditingController stageController = TextEditingController();
  TextEditingController addressController = TextEditingController();
  TextEditingController nationalIdNumberController = TextEditingController();

  bool isLoading = false;

  @override
  void dispose() {
    fullNameController.dispose();
    ageController.dispose();
    schoolNameController.dispose();
    stageController.dispose();
    addressController.dispose();
    nationalIdNumberController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Directionality(
      textDirection: TextDirection.rtl,
      child: Scaffold(
        appBar: AppBar(),
        body: SafeArea(
          child: ListView(
            padding: const EdgeInsets.all(15),
            children: [
              const SizedBox(
                height: 30,
              ),
              Text(
                "انشاء حساب",
                style: Theme.of(context).textTheme.headlineLarge,
              ),
              const SizedBox(
                height: 30,
              ),
              CustomTextField(
                  controller: fullNameController,
                  labelText: "الاسم الثلاثي",
                  inputType: TextInputType.text),
              const SizedBox(
                height: 10,
              ),
              CustomTextField(
                  controller: ageController,
                  labelText: "العمر",
                  inputType: TextInputType.number),
              const SizedBox(
                height: 10,
              ),
              CustomTextField(
                  controller: schoolNameController,
                  labelText: "اسم المدرسة",
                  inputType: TextInputType.text),
              const SizedBox(
                height: 10,
              ),
              CustomTextField(
                  controller: stageController,
                  labelText: "المرحلة الدراسية",
                  inputType: TextInputType.text),
              const SizedBox(
                height: 10,
              ),
              CustomTextField(
                  controller: addressController,
                  labelText: "عنوان السكن",
                  inputType: TextInputType.text),
              const SizedBox(
                height: 10,
              ),
              CustomTextField(
                  controller: nationalIdNumberController,
                  labelText: "رقم البطاقة الوطنية الموحدة",
                  inputType: TextInputType.number),
              const SizedBox(
                height: 10,
              ),
              CustomButton(
                label: "انشاء حساب",
                isElevated: true,
                onPressed: handleRegister,
                isLoading: isLoading,
              ),
            ],
          ),
        ),
      ),
    );
  }

  Future<void> handleRegister() async {
    if (fullNameController.text.trim().isEmpty ||
        ageController.text.trim().isEmpty ||
        schoolNameController.text.trim().isEmpty ||
        stageController.text.trim().isEmpty ||
        addressController.text.trim().isEmpty ||
        nationalIdNumberController.text.trim().isEmpty) {
      BotToast.showCustomText(toastBuilder: (_) {
        return const AppToast(text: "يجب ملئ جميع الحقول");
      });
    }

    setState(() {
      isLoading = true;
    });

    try {
      final auth = FirebaseAuth.instance;

      await auth.currentUser?.updateDisplayName(fullNameController.text.trim());

      if (FirebaseAuth.instance.currentUser?.uid == null) {
        setState(() {
          isLoading = false;
        });
        BotToast.showCustomText(toastBuilder: (_) {
          return const AppToast(text: "حدث خطأ ما");
        });
      }

      await FirebaseFirestore.instance
        .collection('users').doc(FirebaseAuth.instance.currentUser?.uid ?? "").set({
          'uid': FirebaseAuth.instance.currentUser?.uid ?? "",
          'name': fullNameController.text.trim(),
          'phone': FirebaseAuth.instance.currentUser?.phoneNumber ?? "",
          'age': int.parse(ageController.text.trim()),
          'schoolName': schoolNameController.text.trim(),
          'stage': stageController.text.trim(),
          'address': addressController.text.trim(),
          'nationalIdNumber': int.parse(nationalIdNumberController.text.trim()),
          'createdAt': FieldValue.serverTimestamp(),
        });

      setState(() {
        isLoading = false;
      });
      if (!mounted) return;
      Navigator.pushAndRemoveUntil(
          context,
          MaterialPageRoute(builder: (context) => const HomeScreen()),
          (x) => false);
    } catch (e) {
      setState(() {
        isLoading = false;
      });
      BotToast.showCustomText(toastBuilder: (_) {
        return const AppToast(text: "حدث خطأ ما");
      });
    }
  }
}