<?php

namespace Modules\Core\Shipping\Filament\Resources;

use Filament\Actions\ViewAction;
use Filament\Resources\Resource;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;
use Lunar\Shipping\Facades\Shipping;
use Modules\Core\Shipping\Contracts\SupportsManifestBatching;
use Modules\Core\Shipping\Filament\Resources\ManifestResource\Pages\ListManifests;
use Modules\Core\Shipping\Filament\Resources\ManifestResource\Pages\ViewManifest;
use Modules\Core\Shipping\Filament\Resources\ManifestResource\RelationManagers\ShipmentsRelationManager;
use Modules\Core\Shipping\Models\Manifest;

/**
 * Issued manifests — Modules\Core\Shipping\Models\Manifest is the only
 * record of "which shipments were on manifest X, and when" this codebase
 * keeps; ACS's own ACS_Issue_Pickup_List call returns nothing beyond a
 * reference number, so there is nothing to re-fetch from the carrier
 * later (see that model's own docblock). Complements
 * Modules\Core\Shipping\Filament\Resources\ShipmentResource, which only
 * ever shows shipments NOT YET on a manifest.
 */
class ManifestResource extends Resource
{
    protected static ?string $model = Manifest::class;

    protected static string | \BackedEnum | null $navigationIcon = 'heroicon-o-clipboard-document-list';

    protected static string | \UnitEnum | null $navigationGroup = 'Sales';

    protected static ?string $navigationLabel = 'Issued Manifests';

    /**
     * Only carriers that batch into manifests (ACS) produce any — with none
     * registered the menu entry would lead to an empty screen, so it's
     * hidden (the page itself, and any past manifests, stay reachable).
     */
    public static function shouldRegisterNavigation(): bool
    {
        return collect(Shipping::getSupportedDrivers())->keys()
            ->contains(fn (string $carrier) => ShipmentResource::fulfillmentService($carrier) instanceof SupportsManifestBatching);
    }

    protected static ?string $modelLabel = 'Manifest';

    protected static ?int $navigationSort = 101;

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                TextColumn::make('carrier')->badge(),
                TextColumn::make('reference')->label('Reference')->copyable(),
                TextColumn::make('shipment_count')->label('Shipments'),
                TextColumn::make('issued_at')->label('Issued')->dateTime(),
            ])
            ->recordActions([
                ViewAction::make(),
            ])
            ->defaultSort('issued_at', 'desc');
    }

    public static function getRelations(): array
    {
        return [
            ShipmentsRelationManager::class,
        ];
    }

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