<?php
    $db_host = "localhost";
    $db_user = "root";
    $db_pass = "";
    $db_name = "chat";

    if($connection = mysqli_connect($db_host, $db_user, $db_pass)){
        echo ("connected to server");
        if($database = mysqli_select_db( $connection, $db_name )){
            echo "connected to database";
        }else{
            echo "dtabase error";
        }
    }else{
        echo "sever error";
    }
?>

<?php
    require('../database/connect.db.php');

    function get_msg(){
        $query = "SELECT Sender,Message from chat";

        **$run = mysqli_query($query);**

        $messages = array();

        while($message = mysqli_fetch_assoc($run)){
            $messages[] = array('sender'=>$message['Sender'],'message'=>$message['Message']);
        }

        return $messages;
    }

    function send_msg($sender,$message){
        if(!empty($sender) && !empty($message)){
            $sender = mysqli_real_escape_string($sender);
            $message = mysqli_real_escape_string($message);

            $query = "INSERT INTO chat VALUES({$sender},{$message})";

            if(mysqli_query($query)){
                return true;
            }else{
                return false;
            }
        }else{
            return false;
        }
    }

?>