<?php
$maxRating = 5;

$producthandphone = [
    ['rating' => 4,'max'    => $maxRating],
    ['rating' => 2,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
];

$productsepatu = [
    ['rating' => 4,'max'    => $maxRating],
    ['rating' => 2,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
];

$productMinumanCapLeleMabok = [
    ['rating' => 4,'max'    => $maxRating],
    ['rating' => 2,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 5,'max'    => $maxRating],
    ['rating' => 4,'max'    => $maxRating],
    ['rating' => 2,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
    ['rating' => 3,'max'    => $maxRating],
];

//Berhitung

//Hp Noklia
foreach ($producthandphone as $valueNoklia)
{
    $jmlNoklia++;
    $totalRatingNoklia    += $valueNoklia['rating'];
    $maxRatingValueNoklia += $valueNoklia['max'];
}
foreach ($productsepatu as $valuesepatu)
{
    $jmlsepatu++;
    $totalRatingsepatu    += $valuesepatu['rating'];
    $maxRatingValuesepatu += $valuesepatu['max'];
}
foreach ($productMinumanCapLeleMabok as $valueMinumanCapLeleMabok)
{
    $jmlMinumanCapLeleMabok++;
    $totalRatingMinumanCapLeleMabok   += $valueMinumanCapLeleMabok['rating'];
    $maxRatingValueMinumanCapLeleMabok += $valueMinumanCapLeleMabok['max'];
}


//Pertanyaan
/*
1. hitung rating dari "handphone noklia"
2. hitung rating dari "sepatu swalow"
3. hitung rating dari "minuman cap lele mabok"
4. hitung rating dari toko online punya Joko
*/

// Jawaban
$ratingNoklia              = $totalRatingNoklia / $jmlNoklia;
$ratingsepatu              = $totalRatingsepatu / $jmlsepatu;
$ratingMinumanCapLeleMabok = $totalRatingMinumanCapLeleMabok / $jmlMinumanCapLeleMabok;
$jmlSemuaPemberiRating     = $jmlNoklia + $jmlsepatu + $jmlMinumanCapLeleMabok;
$jmlSemuaRating            = $totalRatingNoklia + $totalRatingsepatu + $totalRatingMinumanCapLeleMabok;
$ratingTokoJoko            = $jmlSemuaRating / $jmlSemuaPemberiRating;

echo '1. hitung rating dari "handphone noklia" : ['.$ratingNoklia.'] '.ceil($ratingNoklia).'<br>';
echo '2. hitung rating dari "sepatu swalow" : ['.$ratingsepatu.'] '.ceil($ratingsepatu).'<br>';
echo '3. hitung rating dari "minuman cap lele mabok" : ['.$ratingMinumanCapLeleMabok.'] '.ceil($ratingMinumanCapLeleMabok).'<br>';
echo '4. hitung rating dari toko online punya Joko : ['.$ratingTokoJoko.'] '.ceil($ratingTokoJoko).'<br>';