<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Concerns\ParsesDataTableQuery;
use App\Http\Controllers\Controller;
use App\Http\Requests\Admin\CategoryRequest;
use App\Models\Category;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Inertia\Response;

class CategoryController extends Controller
{
    use ParsesDataTableQuery;

    public function index(Request $request): Response
    {
        $tableQuery = $this->parseDataTableQuery($request);
        $search = $tableQuery['search'];
        $sort = $tableQuery['sort'];
        $direction = $tableQuery['direction'];

        $query = Category::query()
            ->when($search !== '', function (Builder $query) use ($search): void {
                $query->where(function (Builder $query) use ($search): void {
                    $query->where('name', 'like', "%{$search}%");
                });
            });

        $this->applySorting($query, $sort, $direction);

        $categories = $query
            ->paginate(10)
            ->withQueryString()
            ->through(fn (Category $category) => $this->transformCategory($category));

        return Inertia::render('admin/categories/Index', [
            'categories' => $categories,
            'filters' => $this->dataTableFilters($tableQuery),
        ]);
    }

    public function store(CategoryRequest $request): RedirectResponse
    {
        Category::create($request->validated());

        Inertia::flash('success', 'Kategori berhasil ditambahkan.');

        return redirect()->route('admin.master.categories.index');
    }

    public function update(CategoryRequest $request, Category $category): RedirectResponse
    {
        $validated = $request->validated();
        $category->name = $validated['name'];
        $category->save();

        Inertia::flash('success', 'Kategori berhasil diperbarui.');

        return redirect()->route('admin.master.categories.index');
    }

    public function destroy(Category $category): RedirectResponse
    {
        $category->delete();

        Inertia::flash('success', 'Kategori berhasil dihapus.');

        return redirect()->route('admin.master.categories.index');
    }

    private function applySorting(Builder $query, string $sort, string $direction): void
    {
        if (in_array($sort, ['name', 'slug'], true)) {
            $query->orderBy($sort, $direction);

            return;
        }

        $query->latest();
    }

    /**
     * @return array<string, mixed>
     */
    private function transformCategory(Category $category): array
    {
        return [
            'id' => $category->id,
            'name' => $category->name,
            'slug' => $category->slug,
        ];
    }
}