<?php

namespace App\Http\Controllers\Community;

use App\Http\Controllers\Controller;
use App\Http\Requests\RareSearchFormRequest;
use App\Models\Community\RareValue\WebsiteRareValue;
use App\Models\Community\RareValue\WebsiteRareValueCategory;
use App\Models\Game\Furniture\Item;
use App\Services\Community\RareValues\RareValueCategoriesService;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Cache;
use Illuminate\View\View;

class WebsiteRareValuesController extends Controller
{
    public function __construct(
        private readonly RareValueCategoriesService $valueCategoriesService,
    ) {}

    public function index(): View
    {
        return view('rare-values', [
            'categories' => $this->valueCategoriesService->fetchCategoriesByPriority(),
            'categoriesNav' => $this->valueCategoriesService->fetchAllCategories(),
            'statistics' => $this->valueCategoriesService->getRareStatistics(),
        ]);
    }

    public function category(int $id, Request $request): View|RedirectResponse
    {
        $category = $this->valueCategoriesService->fetchCategoryById($id);

        if (! $category instanceof WebsiteRareValueCategory) {
            return redirect()->back()->withErrors([
                'message' => __('The entered category does not exist'),
            ]);
        }

        // Get sort parameters
        $sortBy = $request->get('sort', 'name');
        $sortOrder = $request->get('order', 'asc');

        // Validate sort parameters
        $allowedSorts = ['name', 'credit_value', 'currency_value', 'created_at'];
        $allowedOrders = ['asc', 'desc'];

        if (! in_array($sortBy, $allowedSorts)) {
            $sortBy = 'name';
        }

        if (! in_array($sortOrder, $allowedOrders)) {
            $sortOrder = 'asc';
        }

        return view('rare-values', [
            'category' => $category,
            'categoriesNav' => $this->valueCategoriesService->fetchAllCategories(),
            'statistics' => $this->valueCategoriesService->getRareStatistics(),
            'sortBy' => $sortBy,
            'sortOrder' => $sortOrder,
        ]);
    }

    public function search(RareSearchFormRequest $request): View|RedirectResponse
    {
        $searchTerm = $request->input('search');

        $categories = $this->valueCategoriesService->searchCategories($searchTerm);

        if ($categories->isEmpty()) {
            return redirect()->back()->withErrors([
                'message' => __('It seems like there were no rares matching your search input'),
            ]);
        }

        return view('rare-values', [
            'categories' => $categories,
            'categoriesNav' => $this->valueCategoriesService->fetchAllCategories(),
            'statistics' => $this->valueCategoriesService->getRareStatistics(),
            'searchTerm' => $searchTerm,
        ]);
    }

    public function value(WebsiteRareValue $value): View
    {
        $cacheKey = "rare_value_items_{$value->id}";

        $items = Cache::remember($cacheKey, 300, fn () => Item::with(['user:id,username,look'])
            ->where('item_id', $value->item_id)
            ->get());

        $itemsPerUser = $items->groupBy('user_id')->map(fn ($group) => [
            'user' => $group->first()->user,
            'item_count' => $group->count(),
        ]);

        // Get total count
        $totalItems = $items->count();

        return view('value', [
            'value' => $value,
            'items' => $itemsPerUser,
            'totalItems' => $totalItems,
        ]);
    }
}