init

web10/app/Http/Controllers/CategoryController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Category;
+use App\Models\Tag;
+use App\Models\SiteSetting;
+
+class CategoryController extends Controller
+{
+    public function index()
+    {
+        $categories = Category::withCount('products')
+            ->whereNull('parent_id')
+            ->orderBy('sort')
+            ->get();
+
+        return view('category.index', [
+            'categories' => $categories,
+        ]);
+    }
+
+    public function show(string $slug)
+    {
+        $category = Category::where('slug', $slug)->firstOrFail();
+        $perPage = (int) SiteSetting::value('list_page_size', 20);
+        $moreThreshold = (int) SiteSetting::value('list_more_threshold', 20);
+        $tagSlug = request()->query('tag');
+        $pricing = request()->query('pricing');
+        $tags = Tag::orderBy('name')->get();
+
+        $products = $category->products()
+            ->published()
+            ->when($tagSlug, function ($builder) use ($tagSlug) {
+                $builder->whereHas('tags', function ($query) use ($tagSlug) {
+                    $query->where('slug', $tagSlug);
+                });
+            })
+            ->when($pricing, function ($builder) use ($pricing) {
+                $builder->where('pricing_type', $pricing);
+            })
+            ->orderBy('sort')
+            ->orderByDesc('hot_score')
+            ->paginate($perPage);
+
+        return view('category.show', [
+            'category' => $category,
+            'products' => $products,
+            'moreThreshold' => $moreThreshold,
+            'tags' => $tags,
+            'tagSlug' => $tagSlug,
+            'pricing' => $pricing,
+        ]);
+    }
+}