<?php

namespace App\Filament\Pages\Reports;

use App\Services\StockService;
use BackedEnum;
use Filament\Pages\Page;
use Filament\Schemas\Components\EmbeddedTable;
use Filament\Schemas\Schema;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Concerns\InteractsWithTable;
use Filament\Tables\Contracts\HasTable;
use Filament\Tables\Table;
use Illuminate\Contracts\Support\Htmlable;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Gate;
use UnitEnum;

class StockReport extends Page implements HasTable
{
    use InteractsWithTable;

    protected static string|BackedEnum|null $navigationIcon = 'heroicon-o-cube-transparent';

    protected static string|UnitEnum|null $navigationGroup = 'Laporan';

    protected static ?int $navigationSort = 1;

    protected static ?string $navigationLabel = 'Posisi Stok';

    protected static ?string $slug = 'reports/stock';

    protected string $view = 'filament.pages.blank';

    public function getTitle(): string|Htmlable
    {
        return 'Laporan Posisi Stok';
    }

    public static function canAccess(): bool
    {
        return Gate::check('view-reports');
    }

    public function table(Table $table): Table
    {
        $service = app(StockService::class);

        return $table
            ->records(fn () => new Collection($service->paginate(perPage: 100)->items()))
            ->columns([
                TextColumn::make('products.code')->label('Kode')->badge(),
                TextColumn::make('products.name')->label('Produk'),
                TextColumn::make('quantity')->label('Saldo')->numeric(),
                TextColumn::make('products.stock_minimum')->label('Min.'),
                TextColumn::make('status')
                    ->label('Status')
                    ->badge()
                    ->color(fn (string $state): string => $state === 'kritis' ? 'danger' : 'success')
                    ->state(fn (array $record): string => (int) $record['quantity'] <= (int) data_get($record, 'products.stock_minimum', 0) ? 'kritis' : 'aman'),
                TextColumn::make('nilai')
                    ->label('Nilai Stok')
                    ->numeric()->prefix('Rp ')
                    ->state(fn (array $record): int => (int) $record['quantity'] * (int) ($record['products']['cost_price'] ?? 0)),
            ])
            ->paginated(false);
    }

    public function content(Schema $schema): Schema
    {
        return $schema
            ->components([
                EmbeddedTable::make(),
            ]);
    }
}