import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:marco/helpers/services/tenant_service.dart';
import 'package:marco/helpers/services/app_logger.dart';

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

  @override
  State<TenantCreateScreen> createState() => _TenantCreateScreenState();
}

class _TenantCreateScreenState extends State<TenantCreateScreen> {
  final _formKey = GlobalKey<FormState>();
  final _firstNameCtrl = TextEditingController();
  final _lastNameCtrl = TextEditingController();
  final _orgNameCtrl = TextEditingController();
  final _emailCtrl = TextEditingController();
  final _contactCtrl = TextEditingController();
  final _billingCtrl = TextEditingController();
  final _orgSizeCtrl = TextEditingController();
  final _industryIdCtrl = TextEditingController();
  final _referenceCtrl = TextEditingController();

  final TenantService _tenantService = TenantService();
  bool _loading = false;

  // Values from subscription screen
  late final String planId;
  late final double amount;
  late final String planName;

  @override
  void initState() {
    super.initState();
    final args = (Get.arguments ?? {}) as Map<String, dynamic>;
    planId = args['planId'] ?? '';
    amount = (args['amount'] ?? 0).toDouble();
    planName = args['planName'] ?? 'Subscription';
  }

  @override
  void dispose() {
    _firstNameCtrl.dispose();
    _lastNameCtrl.dispose();
    _orgNameCtrl.dispose();
    _emailCtrl.dispose();
    _contactCtrl.dispose();
    _billingCtrl.dispose();
    _orgSizeCtrl.dispose();
    _industryIdCtrl.dispose();
    _referenceCtrl.dispose();
    super.dispose();
  }

  Future<void> _submit() async {
    if (!_formKey.currentState!.validate()) return;

    final payload = {
      "firstName": _firstNameCtrl.text.trim(),
      "lastName": _lastNameCtrl.text.trim(),
      "organizationName": _orgNameCtrl.text.trim(),
      "email": _emailCtrl.text.trim(),
      "contactNumber": _contactCtrl.text.trim(),
      "billingAddress": _billingCtrl.text.trim(),
      "organizationSize": _orgSizeCtrl.text.trim(),
      "industryId": _industryIdCtrl.text.trim(),
      "reference": _referenceCtrl.text.trim(),
    };

    setState(() => _loading = true);
    final resp = await _tenantService.createTenant(payload);
    setState(() => _loading = false);

    if (resp == null) {
      Get.snackbar("Error", "Failed to create tenant. Try again later.",
          backgroundColor: Colors.red, colorText: Colors.white);
      return;
    }

    final data = resp['data'] ?? resp;
    final tenantEnquireId =
        data['tenantEnquireId'] ?? data['id'] ?? data['tenantId'];

    if (tenantEnquireId == null) {
      logSafe("❌ Create tenant response missing id: $resp");
      Get.snackbar("Error", "Tenant created but server didn't return id.",
          backgroundColor: Colors.red, colorText: Colors.white);
      return;
    }

    // ✅ Go to payment screen with all details
    Get.toNamed('/payment', arguments: {
      'amount': amount,
      'description': 'Subscription for ${_orgNameCtrl.text}',
      'tenantEnquireId': tenantEnquireId,
      'planId': planId,
    });
  }

  @override
  Widget build(BuildContext context) {
    final divider = Divider(color: Colors.grey.shade300, height: 32);

    return Scaffold(
      appBar: AppBar(
        title: const Text("Create Tenant"),
        centerTitle: true,
        elevation: 0,
        backgroundColor: Colors.white,
        foregroundColor: Colors.black,
      ),
      body: SingleChildScrollView(
        padding: const EdgeInsets.all(16),
        child: Form(
          key: _formKey,
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                "Personal Info",
                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _firstNameCtrl,
                decoration: const InputDecoration(
                  labelText: "First Name *",
                  hintText: "e.g., John",
                  prefixIcon: Icon(Icons.person_outline),
                  border: OutlineInputBorder(),
                ),
                validator: (v) => v == null || v.isEmpty ? "Required" : null,
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _lastNameCtrl,
                decoration: const InputDecoration(
                  labelText: "Last Name *",
                  hintText: "e.g., Doe",
                  prefixIcon: Icon(Icons.person_outline),
                  border: OutlineInputBorder(),
                ),
                validator: (v) => v == null || v.isEmpty ? "Required" : null,
              ),
              divider,
              const Text(
                "Organization Details",
                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _orgNameCtrl,
                decoration: const InputDecoration(
                  labelText: "Organization Name *",
                  hintText: "e.g., MarcoBMS",
                  border: OutlineInputBorder(),
                ),
                validator: (v) => v == null || v.isEmpty ? "Required" : null,
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _billingCtrl,
                decoration: const InputDecoration(
                  labelText: "Billing Address",
                  hintText: "e.g., 123 Main Street, Mumbai",
                  border: OutlineInputBorder(),
                ),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _orgSizeCtrl,
                decoration: const InputDecoration(
                  labelText: "Organization Size",
                  hintText: "e.g., 1-10, 11-50",
                  border: OutlineInputBorder(),
                ),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _industryIdCtrl,
                decoration: const InputDecoration(
                  labelText: "Industry ID (UUID)",
                  hintText: "e.g., 3fa85f64-5717-4562-b3fc-2c963f66afa6",
                  border: OutlineInputBorder(),
                ),
              ),
              divider,
              const Text(
                "Contact Info",
                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _emailCtrl,
                decoration: const InputDecoration(
                  labelText: "Email",
                  hintText: "e.g., john.doe@example.com",
                  prefixIcon: Icon(Icons.email_outlined),
                  border: OutlineInputBorder(),
                ),
                validator: (v) =>
                    v == null || !v.contains('@') ? "Invalid email" : null,
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _contactCtrl,
                decoration: const InputDecoration(
                  labelText: "Contact Number",
                  hintText: "e.g., +91 9876543210",
                  prefixIcon: Icon(Icons.phone_outlined),
                  border: OutlineInputBorder(),
                ),
              ),
              divider,
              const Text(
                "Other Details",
                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
              ),
              const SizedBox(height: 12),
              TextFormField(
                controller: _referenceCtrl,
                decoration: const InputDecoration(
                  labelText: "Reference",
                  hintText: "e.g., Referral Name or Code",
                  border: OutlineInputBorder(),
                ),
              ),
              const SizedBox(height: 24),
              Center(
                child: SizedBox(
                  width: double.infinity,
                  child: ElevatedButton(
                    style: ElevatedButton.styleFrom(
                      padding: const EdgeInsets.symmetric(vertical: 14),
                      shape: RoundedRectangleBorder(
                        borderRadius: BorderRadius.circular(10),
                      ),
                    ),
                    onPressed: _loading ? null : _submit,
                    child: _loading
                        ? const SizedBox(
                            height: 22,
                            width: 22,
                            child: CircularProgressIndicator(
                              strokeWidth: 2,
                              color: Colors.white,
                            ),
                          )
                        : const Text(
                            "Create Tenant & Continue",
                            style: TextStyle(fontSize: 16),
                          ),
                  ),
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}