Made it possible to sign up for events.

Added fail and success messages when signing up.
Fixed unique keys in migrate

skolehjem/app/Http/Controllers/UserEventController.php

@@ -2,6 +2,7 @@
 
 namespace App\Http\Controllers;
 
+use App\UserEvent;
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
 
@@ -13,12 +14,28 @@ class UserEventController extends Controller
      * Update the specified resource in storage.
      *
      * @param  \Illuminate\Http\Request  $request
-     * @param  int  $userid
-     * @param  int  $eventid
      * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\View\View
      */
-    public function create(Request $request, $userid, $eventid)
+    public function create(Request $request)
     {
+        // Get written data from events.index
+        $data = $request->validate([
+            "user_id" => "required|max:255",
+            "event_id" => "required|max:255"
+        ]);
 
+        // Check the UserEvent table if there is a row that has the user_id AND the event_id
+        $getTableInfo = UserEvent::where('user_id', $request->user_id)
+                         ->where('event_id', $request->event_id)->get();
+
+        // If the row has both, then go back and show an error - Cause you're not allowed to be on the same event twice.
+        if (count($getTableInfo) > 0)
+            return redirect()->route("events.index")->with('error#' . $request->event_id, '<p class="text-center">Du har allerede tilmeldt dig denne Aktivitet!</p>');
+
+        // If not, then it keeps going and saves and shows a success message
+        $UserEvent = new UserEvent($data);
+        $UserEvent->save();
+
+        return redirect()->route("events.index")->with('signup#' . $request->event_id, '<p class="text-center">Du er hermed tilmeldt denne aktivitet!</p>');
     }
 }

skolehjem/app/UserEvent.php

@@ -6,5 +6,13 @@ use Illuminate\Database\Eloquent\Model;
 
 class UserEvent extends Model
 {
-    //
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array
+     */
+    //protected variable which contains name of database field(s) to be filled.
+    protected $fillable = [
+        'user_id', 'event_id'
+    ];
 }

skolehjem/database/migrations/2020_07_28_061420_create_user_events_table.php

@@ -15,8 +15,8 @@ class CreateUserEventsTable extends Migration
     {
         Schema::create('user_events', function (Blueprint $table) {
             $table->id();
-            $table->integer("user_id")->unique();
+            $table->integer("user_id");
-            $table->integer("event_id")->unique();
+            $table->integer("event_id");
 
             $table->timestamps();
 

skolehjem/resources/views/app/events/index.blade.php

@@ -9,10 +9,14 @@
         <h1 class="text-center sde-blue mb-0">Aktiviteter</h1>
         @if(!$events->isEmpty())
             @foreach($events as $event)
-                <form method="post" action="{{ route("userevents.update", ['user' => Auth::user()], ['event' => $event->id]) }}">
+                <form method="get" action="{{ route("userevents.create") }}">
                     <h3 class="sde-blue bold text-center mb-0">{{$event->name}}</h3>
                     <p class="text-center mt-0">{{$event->date}}</p>
                     <p class="text-center">{{$event->description}}</p>
+                    <input type="hidden" name="user_id" value="{{ Auth::user()->id }}">
+                    <input type="hidden" name="event_id" value="{{ $event->id }}">
+                    {!! session()->get('error#' . $event->id) !!}
+                    {!! session()->get('signup#' . $event->id) !!}
                     <button type="submit" class="btn text-center btn-sde-blue" id="tilmeld">Tilmeld</button>
                 </form>
             @endforeach