Caramel-CRM/app/Http/Controllers/ContactController.php

<?php

namespace App\Http\Controllers;

use App\Models\Contact;

class ContactController extends Controller
{
    public function index()
    {
        return Contact::with('customer')->get()->map(function ($contact) {
            return [
                'id' => $contact->id,
                'customerId' => $contact->customer_id,
                'salutation' => $contact->salutation,
                'firstName' => $contact->first_name,
                'lastName' => $contact->last_name,
                'email' => $contact->email,
                'phone' => $contact->phone,
                'position' => $contact->position,
                'isPrimary' => $contact->is_primary,
                'avatar' => $contact->avatar,
                'customer' => $contact->customer ? [
                    'id' => $contact->customer->id,
                    'companyName' => $contact->customer->company_name,
                    'email' => $contact->customer->email,
                    'phone' => $contact->customer->phone,
                ] : null,
            ];
        });
    }

    public function show($id)
    {
        $contact = Contact::with('customer')->findOrFail($id);

        return [
            'id' => $contact->id,
            'customerId' => $contact->customer_id,
            'salutation' => $contact->salutation,
            'firstName' => $contact->first_name,
            'lastName' => $contact->last_name,
            'email' => $contact->email,
            'phone' => $contact->phone,
            'position' => $contact->position,
            'isPrimary' => $contact->is_primary,
            'avatar' => $contact->avatar,
            'customer' => $contact->customer ? [
                'id' => $contact->customer->id,
                'companyName' => $contact->customer->company_name,
                'email' => $contact->customer->email,
                'phone' => $contact->customer->phone,
            ] : null,
        ];
    }
}