Game-Jaming/Backend/Controllers/keyWord/NewKeyWord.php

<?php
require_once "../../../bootstrap.php";
require_once "../Group/Group.php";

use Backend\Models\GameJam;
use Backend\Models\Registration;
use Backend\Models\Group;
use Backend\Models\KeyWord;

session_start();

if (isLogin()) {
    if (isset($_POST['submitKeyWord'])) {
        //Find the group
        $group = groupViaToken($_SESSION['token']);

        if($gameJam = GameJam::find($_POST["gameJamId"]) === null){
            http_response_code(400);
            echo json_encode(["message" => "gameJam not found"]);
            exit();
        }
        $registration = Registration::where('game_jam_id', $gameJam->id)->where("group_id", $group->id)->frist();
        if ($registration === null) {
            http_response_code(401);
            echo json_encode(["message" => "group not registered for that game jam"]);
            exit();
        }

        //if statement to find out if the group have use all their keyWords
        if (KeyWord::where('registration_id', $registration->id)->count() < $registration->group_amount) {

            //Make a new keyword[Only to be used if you need to make a new of something]
            $keyword = new KeyWord();

            //Take the keyWord the user typed and set it equal to the keyword valuable
            $keyword->key_word = $_POST['key_word'];

            //Make foreign key from the groups table to the keyWords table
            $keyword->registration()->associate($registration);

            //Try to save it
            if (!$keyword->save()) {
                http_response_code(500);
            } else {
                http_response_code(201);
            }
        } else {
            http_response_code(400);
            echo json_encode(["message" => "limited upload reached"]);
        }

    } else {
        http_response_code(400);
    }
} else {
    http_response_code(401);
    echo json_encode(["message" => "not login"]);
}