Revize 75508baf

Merge origin/develop into master

app/Http/Controllers/DetailsController.php

@@ -3 +3 @@
 namespace App\Http\Controllers;
 
 use App\ArtefactUser;
+use App\User;
 use Illuminate\Http\Request;
 use App\Metadata;
 use App\Artefact;
+use Illuminate\Support\Facades\Auth;
 
 class DetailsController extends Controller
 {
+    const ORDER_COLUMN = 'page';
+
     public function __construct()
     {
         $this->middleware('auth');
@@ -32 +36 @@
      * Display the specified resource.
      *
      * @param  int  $id
-     * @return \Illuminate\Http\Response
+     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
      */
     public function show($id)
     {
-        $data = array(
-            'id' => $id,
-            'arrArtefact' => Artefact::find($id),
-            'likes' => Artefact::find($id)->users()->count(),
-            'metadata' => Metadata::where('artefact_id', $id)->get()
-        );
-        return view('detail.index') -> with($data);
+        if (is_null(Artefact::find($id)))
+        {
+            return view('detail.index', ['metadata' => []]);
+        }
+
+        $metadata = Artefact::find($id)->metadata()->orderBy(self::ORDER_COLUMN)->get();
+        foreach($metadata as $item)
+        {
+            $item['favourite'] = is_null(User::find(Auth::id())->likesMetadata()->find($item->id)) ? false : true;
+        }
+
+        return view('detail.index', ['metadata' => $metadata]);
     }
 
+    /**
+     * Likes metadata given by its id.
+     *
+     * @param $id int id of metadata
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function like($id)
+    {
+        $user = User::find(Auth::id());
+        $metadata = Metadata::find($id);
+
+        $user->likesMetadata()->attach($metadata);
+
+        return back()->withInput();
+    }
+
+    /**
+     * Unlikes metadata given by its id.
+     *
+     * @param $id int id of metadata
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function unlike($id)
+    {
+        $user = User::find(Auth::id());
+        $metadata = Metadata::find($id);
+
+        $user->likesMetadata()->detach($metadata);
+
+        return back()->withInput();
+    }
 }