tags management

app/Http/Controllers/ProductController.php

@@ -4,6 +4,7 @@ namespace App\Http\Controllers;
 
 use App\Models\Category;
 use App\Models\Product;
+use App\Models\Tag;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\Gate;
@@ -84,7 +85,8 @@ class ProductController extends Controller
     public function create()
     {
         $categories = Category::all();
-        return view('products.create', compact('categories'));
+        $tags = Tag::all();
+        return view('products.create', compact('categories', 'tags'));
     }
 
     /**
@@ -100,6 +102,8 @@ class ProductController extends Controller
             'website_url' => 'required|url',
             'thumbnail' => 'nullable|image|mimes:jpeg,png,jpg,gif|max:2048',
             'category_id' => 'required|exists:categories,id',
+            'tags' => 'nullable|array',
+            'tags.*' => 'exists:tags,id',
         ]);
 
         $validated['user_id'] = Auth::id();
@@ -113,6 +117,11 @@ class ProductController extends Controller
 
         $product = Product::create($validated);
 
+        // Attach tags if provided
+        if ($request->has('tags')) {
+            $product->tags()->attach($request->tags);
+        }
+
         return redirect()->route('products.show', $product)
             ->with('success', 'Product submitted successfully! It will be reviewed by our moderators.');
     }
@@ -140,7 +149,8 @@ class ProductController extends Controller
         Gate::authorize('edit-product', $product);
 
         $categories = Category::all();
-        return view('products.edit', compact('product', 'categories'));
+        $tags = Tag::all();
+        return view('products.edit', compact('product', 'categories', 'tags'));
     }
 
     /**
@@ -156,6 +166,8 @@ class ProductController extends Controller
             'website_url' => 'required|url',
             'thumbnail' => 'nullable|image|mimes:jpeg,png,jpg,gif|max:2048',
             'category_id' => 'required|exists:categories,id',
+            'tags' => 'nullable|array',
+            'tags.*' => 'exists:tags,id',
         ]);
 
         // Handle thumbnail upload
@@ -171,6 +183,9 @@ class ProductController extends Controller
 
         $product->update($validated);
 
+        // Sync tags (will remove old tags and add new ones)
+        $product->tags()->sync($request->tags ?? []);
+
         return redirect()->route('products.show', $product)
             ->with('success', 'Product updated successfully!');
     }

app/Http/Controllers/TagController.php

@@ -0,0 +1,106 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Tag;
+use Illuminate\Http\Request;
+use Illuminate\Validation\Rule;
+
+class TagController extends Controller
+{
+    /**
+     * Display a listing of tags.
+     */
+    public function index(Request $request)
+    {
+        $query = Tag::withCount('products');
+
+        // Search
+        if ($request->filled('search')) {
+            $search = $request->search;
+            $query->where(function ($q) use ($search) {
+                $q->where('name', 'like', "%{$search}%")
+                    ->orWhere('description', 'like', "%{$search}%");
+            });
+        }
+
+        $tags = $query->latest()->paginate(20);
+
+        return view('tags.index', compact('tags'));
+    }
+
+    /**
+     * Show the form for creating a new tag.
+     */
+    public function create()
+    {
+        return view('tags.create');
+    }
+
+    /**
+     * Store a newly created tag.
+     */
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'name' => ['required', 'string', 'max:255', 'unique:tags,name'],
+            'color' => ['required', 'string', 'regex:/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/'],
+            'description' => ['nullable', 'string', 'max:1000'],
+        ]);
+
+        // Generate unique slug
+        $validated['slug'] = Tag::generateUniqueSlug($validated['name']);
+
+        Tag::create($validated);
+
+        return redirect()->route('tags.index')
+            ->with('success', 'Tag created successfully.');
+    }
+
+    /**
+     * Show the form for editing a tag.
+     */
+    public function edit(Tag $tag)
+    {
+        return view('tags.edit', compact('tag'));
+    }
+
+    /**
+     * Update the specified tag.
+     */
+    public function update(Request $request, Tag $tag)
+    {
+        $validated = $request->validate([
+            'name' => ['required', 'string', 'max:255', Rule::unique('tags')->ignore($tag->id)],
+            'color' => ['required', 'string', 'regex:/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/'],
+            'description' => ['nullable', 'string', 'max:1000'],
+        ]);
+
+        // Regenerate slug if name changed
+        if ($tag->name !== $validated['name']) {
+            $validated['slug'] = Tag::generateUniqueSlug($validated['name'], $tag->id);
+        }
+
+        $tag->update($validated);
+
+        return redirect()->route('tags.index')
+            ->with('success', 'Tag updated successfully.');
+    }
+
+    /**
+     * Remove the specified tag.
+     */
+    public function destroy(Tag $tag)
+    {
+        // Check if tag has products
+        if ($tag->products()->count() > 0) {
+            return redirect()->route('tags.index')
+                ->with('error', "Cannot delete tag '{$tag->name}' because it is used by {$tag->products()->count()} products. Please remove it from those products first.");
+        }
+
+        $tag->delete();
+
+        return redirect()->route('tags.index')
+            ->with('success', 'Tag deleted successfully.');
+    }
+}

app/Models/Product.php

@@ -5,6 +5,7 @@ namespace App\Models;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Support\Str;
 
 class Product extends Model
@@ -115,6 +116,14 @@ class Product extends Model
         return $this->belongsTo(Category::class);
     }
 
+    /**
+     * Get the tags for the product.
+     */
+    public function tags(): BelongsToMany
+    {
+        return $this->belongsToMany(Tag::class);
+    }
+
     /**
      * Scope a query to only include approved products.
      */

app/Models/Tag.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use Illuminate\Support\Str;
+
+class Tag extends Model
+{
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array<int, string>
+     */
+    protected $fillable = [
+        'name',
+        'slug',
+        'color',
+        'description',
+    ];
+
+    /**
+     * Get the products that have this tag.
+     */
+    public function products(): BelongsToMany
+    {
+        return $this->belongsToMany(Product::class);
+    }
+
+    /**
+     * Generate a unique slug for the tag based on its name.
+     */
+    public static function generateUniqueSlug(string $name, ?int $excludeId = null): string
+    {
+        $slug = Str::slug($name);
+        $originalSlug = $slug;
+        $count = 1;
+
+        // Keep appending numbers until we find a unique slug
+        $query = static::where('slug', $slug);
+        if ($excludeId) {
+            $query->where('id', '!=', $excludeId);
+        }
+
+        while ($query->exists()) {
+            $slug = $originalSlug . '-' . $count;
+            $count++;
+            $query = static::where('slug', $slug);
+            if ($excludeId) {
+                $query->where('id', '!=', $excludeId);
+            }
+        }
+
+        return $slug;
+    }
+
+    /**
+     * Get the route key for the model.
+     */
+    public function getRouteKeyName(): string
+    {
+        return 'slug';
+    }
+}