<?php

namespace App\Http\Controllers;

use App\Http\Requests\ShipSparePartOrderRequest;
use App\Http\Requests\StoreSparePartOrderRequest;
use App\Models\SparePart;
use App\Models\SparePartOrder;
use App\Models\SparePartOrdersView;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;

class SparePartOrderController extends Controller
{
    protected array $data = [
        'active' => 'spare_parts',
        'title' => 'Заказы деталей',
        'id' => 'spare_part_orders',
        'header' => [
            'id' => 'ID',
            'year' => 'Год',
            'article' => 'Артикул',
            'source_text' => 'Источник заказа',
            'status' => 'Статус',
            'ordered_quantity' => 'Заказано',
            'remaining_quantity' => 'Остаток',
            'with_documents' => 'С документами',
            'note' => 'Примечание',
            'user_name' => 'Менеджер',
            'created_at' => 'Дата создания',
        ],
        'searchFields' => [
            'article',
            'source_text',
            'note',
            'user_name',
        ],
        'routeName' => 'spare_part_orders.show',
    ];

    public function index(Request $request)
    {
        session(['gp_spare_part_orders' => $request->query()]);
        $model = new SparePartOrdersView();

        // Фильтры
        $this->createFilters($model, 'year', 'article', 'status', 'with_documents');
        $this->createRangeFilters($model, 'ordered_quantity', 'remaining_quantity');
        $this->createDateFilters($model, 'created_at');

        // Запрос
        $q = $model::query();

        // Специальная обработка фильтров из клика по каталогу
        if ($request->has('spare_part_id')) {
            $sparePart = SparePart::find($request->get('spare_part_id'));
            if ($sparePart) {
                $q->where('spare_part_id', $sparePart->id);
                $this->data['filter_spare_part'] = $sparePart;
            }
        }

        if ($request->has('with_documents')) {
            $withDocs = filter_var($request->get('with_documents'), FILTER_VALIDATE_BOOLEAN);
            $q->where('with_documents', $withDocs);
        }

        if ($request->has('status')) {
            $q->where('status', $request->get('status'));
        }

        if ($request->has('remaining_quantity_min')) {
            $q->where('remaining_quantity', '>=', $request->get('remaining_quantity_min'));
        }

        $this->acceptFilters($q, $request);
        $this->acceptSearch($q, $request);

        $this->setSortAndOrderBy($model, $request);
        $q->orderBy($this->data['sortBy'], $this->data['orderBy']);

        $this->data['spare_part_orders'] = $q->paginate(session('per_page', config('pagination.per_page')))->withQueryString();
        $this->data['strings'] = $this->data['spare_part_orders'];
        $this->data['tab'] = 'orders';

        return view('spare_parts.index', $this->data);
    }

    public function show(Request $request, SparePartOrder $sparePartOrder)
    {
        $this->data['previous_url'] = $request->get('previous_url');
        $this->data['spare_part_order'] = $sparePartOrder->load(['sparePart', 'shipments.user', 'shipments.reclamation']);
        $this->data['spare_parts'] = SparePart::orderBy('article')->get();
        return view('spare_part_orders.edit', $this->data);
    }

    public function create()
    {
        $this->data['spare_part_order'] = null;
        $this->data['spare_parts'] = SparePart::orderBy('article')->get();
        return view('spare_part_orders.edit', $this->data);
    }

    public function store(StoreSparePartOrderRequest $request): RedirectResponse
    {
        $data = $request->validated();
        $data['user_id'] = auth()->id();

        SparePartOrder::create($data);

        $previous_url = $request->get('previous_url') ?? route('spare_part_orders.index', session('gp_spare_part_orders'));
        return redirect()->to($previous_url)->with(['success' => 'Заказ детали успешно создан!']);
    }

    public function update(StoreSparePartOrderRequest $request, SparePartOrder $sparePartOrder): RedirectResponse
    {
        $sparePartOrder->update($request->validated());

        $previous_url = $request->get('previous_url') ?? route('spare_part_orders.index', session('gp_spare_part_orders'));
        return redirect()->to($previous_url)->with(['success' => 'Заказ детали успешно обновлён!']);
    }

    public function destroy(SparePartOrder $sparePartOrder): RedirectResponse
    {
        $sparePartOrder->delete();

        return redirect()->route('spare_part_orders.index', session('gp_spare_part_orders'))
            ->with(['success' => 'Заказ детали успешно удалён!']);
    }

    public function ship(ShipSparePartOrderRequest $request, SparePartOrder $sparePartOrder): RedirectResponse
    {
        $validated = $request->validated();

        if ($validated['quantity'] > $sparePartOrder->remaining_quantity) {
            return redirect()->route('spare_part_orders.show', $sparePartOrder)
                ->with(['error' => 'Количество отгрузки превышает остаток!']);
        }

        $success = $sparePartOrder->shipQuantity(
            $validated['quantity'],
            $validated['note'],
            null,
            auth()->id()
        );

        if ($success) {
            return redirect()->route('spare_part_orders.show', $sparePartOrder)
                ->with(['success' => 'Отгрузка успешно выполнена!']);
        } else {
            return redirect()->route('spare_part_orders.show', $sparePartOrder)
                ->with(['error' => 'Ошибка отгрузки!']);
        }
    }

    public function setInStock(SparePartOrder $sparePartOrder): RedirectResponse
    {
        $sparePartOrder->update(['status' => SparePartOrder::STATUS_IN_STOCK]);

        return redirect()->route('spare_part_orders.show', $sparePartOrder)
            ->with(['success' => 'Статус изменён на "На складе"!']);
    }
}