<?php namespace App\Http\Controllers; use App\UserEvent; use Illuminate\Http\Request; use Illuminate\Http\Response; class UserEventController extends Controller { /** * Update the specified resource in storage. * * @param \Illuminate\Http\Request $request * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\View\View */ 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>'); } }