<?php 
function getCount($iidd) {
    $servername = "localhost";
    $username = "gtstudent";
    $password = "";
    $dbname = "count";
    $conn = new mysqli($servername, $username, $password, $dbname);
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    }
    $sql = "SELECT count as c FROM count WHERE id = $iidd";
    $result = $conn->query($sql);
    $row = $result->fetch_assoc();
    if ($row==null || $row["c"]==null) {
        //echo "new counter";
        $visits = 1;
        $sql = "INSERT INTO count (id, count) VALUES ( $iidd , $visits);";
        $result = $conn->query($sql);
    }
    else {
        $visits = $row["c"];
        $visits++;
        $sql = "update count set count=$visits where id=$iidd";
        $conn->query($sql);
    }
    
    $conn->close();
    return $visits;
}
$a =array();
$a["time"]=date(DATE_RFC2822);
if (array_key_exists("iid", $_POST)) {
    $a["count"]=getCount($_POST["iid"]);
} else {
    $a["count"]=-1;
}
echo json_encode($a);
?>