landing-api/app/Filament/Resources/Applications/ApplicationResource.php

<?php

declare(strict_types=1);

namespace App\Filament\Resources\Applications;

use App\Filament\Resources\Applications\Pages\ListApplications;
use App\Filament\Resources\Applications\Pages\ViewApplication;
use App\Filament\Resources\Applications\Schemas\ApplicationInfolist;
use App\Filament\Resources\Applications\Tables\ApplicationsTable;
use App\Models\Application;
use BackedEnum;
use Filament\Resources\Resource;
use Filament\Schemas\Schema;
use Filament\Support\Icons\Heroicon;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use UnitEnum;

/**
 * The inbox.
 *
 * Everything else in this panel is written by the collective; this is the one
 * resource written by the public. That difference shapes the whole thing:
 * nothing here is created by hand, the submitted half is read-only, and the
 * badge in the sidebar counts the people still waiting for a reply.
 */
class ApplicationResource extends Resource
{
    protected static ?string $model = Application::class;

    protected static string|BackedEnum|null $navigationIcon = Heroicon::OutlinedInboxArrowDown;

    protected static ?int $navigationSort = 4;

    public static function getModelLabel(): string
    {
        return __('panel.applications.label');
    }

    public static function getPluralModelLabel(): string
    {
        return __('panel.applications.plural');
    }

    public static function getNavigationGroup(): string|UnitEnum|null
    {
        return __('panel.groups.collective');
    }

    public static function getRecordTitle(?Model $record): ?string
    {
        return $record?->name;
    }

    public static function infolist(Schema $schema): Schema
    {
        return ApplicationInfolist::configure($schema);
    }

    public static function table(Table $table): Table
    {
        return ApplicationsTable::configure($table);
    }

    /**
     * @return Builder<Application>
     */
    public static function getEloquentQuery(): Builder
    {
        // `subject()` reads the call on every row, and the handler shows in an
        // optional column: both are loaded up front rather than per row.
        return parent::getEloquentQuery()->with(['call', 'handler']);
    }

    public static function getPages(): array
    {
        return [
            'index' => ListApplications::route('/'),
            'view' => ViewApplication::route('/{record}'),
        ];
    }

    /**
     * Submissions arrive from the public site. Nobody types one in.
     */
    public static function canCreate(): bool
    {
        return false;
    }

    /**
     * The number of people waiting for an answer — the only figure in this
     * panel that represents somebody else's time rather than ours.
     */
    public static function getNavigationBadge(): ?string
    {
        $pending = static::getModel()::query()->pending()->count();

        return $pending > 0 ? (string) $pending : null;
    }

    public static function getNavigationBadgeColor(): ?string
    {
        return 'warning';
    }

    public static function getNavigationBadgeTooltip(): ?string
    {
        return __('panel.applications.badge_tooltip');
    }
}