<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Category;
use App\Models\Product;
use Illuminate\Http\Request;
use Illuminate\View\View;

class ProductController extends Controller
{
    public function index(): View
    {
        $products = Product::with('category')->orderBy('sort')->orderBy('name')->paginate(20);

        return view('admin.products.index', compact('products'));
    }

    public function create(): View
    {
        $categories = Category::ofType('product')->orderBy('sort')->orderBy('name')->get();

        return view('admin.products.form', ['product' => null, 'categories' => $categories]);
    }

    public function store(Request $request)
    {
        $data = $request->validate([
            'category_id' => ['nullable', 'exists:categories,id'],
            'name' => ['required', 'string', 'max:120'],
            'slug' => ['required', 'string', 'max:120', 'unique:products,slug'],
            'model' => ['nullable', 'string', 'max:60'],
            'summary' => ['nullable', 'string', 'max:255'],
            'description' => ['nullable', 'string'],
            'specs' => ['nullable', 'string'],
            'cover' => ['nullable', 'string', 'max:255'],
            'status' => ['required', 'in:published,draft'],
            'sort' => ['integer'],
        ]);

        Product::create($data);

        return redirect()->route('admin.products.index')->with('success', '产品已创建');
    }

    public function edit(Product $product): View
    {
        $categories = Category::ofType('product')->orderBy('sort')->orderBy('name')->get();

        return view('admin.products.form', compact('product', 'categories'));
    }

    public function update(Request $request, Product $product)
    {
        $data = $request->validate([
            'category_id' => ['nullable', 'exists:categories,id'],
            'name' => ['required', 'string', 'max:120'],
            'slug' => ['required', 'string', 'max:120', 'unique:products,slug,' . $product->id],
            'model' => ['nullable', 'string', 'max:60'],
            'summary' => ['nullable', 'string', 'max:255'],
            'description' => ['nullable', 'string'],
            'specs' => ['nullable', 'string'],
            'cover' => ['nullable', 'string', 'max:255'],
            'status' => ['required', 'in:published,draft'],
            'sort' => ['integer'],
        ]);

        $product->update($data);

        return redirect()->route('admin.products.index')->with('success', '产品已更新');
    }

    public function destroy(Product $product)
    {
        $product->delete();

        return redirect()->route('admin.products.index')->with('success', '产品已删除');
    }
}