@php
    $icon = $icon ?? 'grid';
    $iconMap = [
        'home' => 'fa-building',
        'document' => 'fa-file-text',
        'calendar' => 'fa-calendar',
        'users' => 'fa-users',
        'bars' => 'fa-bar-chart',
        'mic' => 'fa-microphone',
        'edit' => 'fa-folder-open',
        'grid' => 'fa-th-large',
    ];
@endphp

<i class="fa {{ $iconMap[$icon] ?? $iconMap['grid'] }}" aria-hidden="true"></i>