<?php

//start rumus cari R
$jumlahPangkatC1 = sqrt(($isiDataSingle['a1c1'] * $isiDataSingle['a1c1']) + ($isiDataSingle['a2c1'] * $isiDataSingle['a2c1']) + ($isiDataSingle['a3c1'] * $isiDataSingle['a3c1']));
$jumlahPangkatC2 = sqrt(($isiDataSingle['a1c2'] * $isiDataSingle['a1c2']) + ($isiDataSingle['a2c2'] * $isiDataSingle['a2c2']) + ($isiDataSingle['a3c2'] * $isiDataSingle['a3c2']));
$jumlahPangkatC3 = sqrt(($isiDataSingle['a1c3'] * $isiDataSingle['a1c3']) + ($isiDataSingle['a2c3'] * $isiDataSingle['a2c3']) + ($isiDataSingle['a3c3'] * $isiDataSingle['a3c3']));
$jumlahPangkatC4 = sqrt(($isiDataSingle['a1c4'] * $isiDataSingle['a1c4']) + ($isiDataSingle['a2c4'] * $isiDataSingle['a2c4']) + ($isiDataSingle['a3c4'] * $isiDataSingle['a3c4']));
$jumlahPangkatC5 = sqrt(($isiDataSingle['a1c5'] * $isiDataSingle['a1c5']) + ($isiDataSingle['a2c5'] * $isiDataSingle['a2c5']) + ($isiDataSingle['a3c5'] * $isiDataSingle['a3c5']));
//end   rumus cari R
//
        //start fungsi Y min max
$y1a = $isiDataSingle['a1c1'] / $jumlahPangkatC1 * $isiDataSingle['w1'];
$y1b = $isiDataSingle['a2c1'] / $jumlahPangkatC1 * $isiDataSingle['w1'];
$y1c = $isiDataSingle['a3c1'] / $jumlahPangkatC1 * $isiDataSingle['w1'];
$y2a = $isiDataSingle['a1c2'] / $jumlahPangkatC2 * $isiDataSingle['w2'];
$y2b = $isiDataSingle['a2c2'] / $jumlahPangkatC2 * $isiDataSingle['w2'];
$y2c = $isiDataSingle['a3c2'] / $jumlahPangkatC2 * $isiDataSingle['w2'];
$y3a = $isiDataSingle['a1c3'] / $jumlahPangkatC3 * $isiDataSingle['w3'];
$y3b = $isiDataSingle['a2c3'] / $jumlahPangkatC3 * $isiDataSingle['w3'];
$y3c = $isiDataSingle['a3c3'] / $jumlahPangkatC3 * $isiDataSingle['w3'];
$y4a = $isiDataSingle['a1c4'] / $jumlahPangkatC4 * $isiDataSingle['w4'];
$y4b = $isiDataSingle['a2c4'] / $jumlahPangkatC4 * $isiDataSingle['w4'];
$y4c = $isiDataSingle['a3c4'] / $jumlahPangkatC4 * $isiDataSingle['w4'];
$y5a = $isiDataSingle['a1c5'] / $jumlahPangkatC5 * $isiDataSingle['w5'];
$y5b = $isiDataSingle['a2c5'] / $jumlahPangkatC5 * $isiDataSingle['w5'];
$y5c = $isiDataSingle['a3c5'] / $jumlahPangkatC5 * $isiDataSingle['w5'];

//variabel type
$type1=$isiDataSingle['typec1'];
$type2=$isiDataSingle['typec2'];
$type3=$isiDataSingle['typec3'];
$type4=$isiDataSingle['typec4'];
$type5=$isiDataSingle['typec5'];

//kriteria 1
if ($isiDataSingle['typec1']=="cost"){

    $statusy1="min";
    $status2y1="max";



     //y1
    $y1 = min($y1a, $y1b, $y1c);

    //y1m
    $y1m = max($y1a, $y1b, $y1c);





} else if ($isiDataSingle['typec1']=="benefit"){
    $statusy1="max";
    $status2y1="min";

    //y1
    $y1 = max($y1a, $y1b, $y1c);

    //y1m
    $y1m = min($y1a, $y1b, $y1c);





}

if ($isiDataSingle['typec2']=="cost"){
    $statusy2="min";
    $status2y2="max";
    $y2 = min($y2a, $y2b, $y2c);
    $y2m = max($y2a, $y2b, $y2c);

} else if ($isiDataSingle['typec2']=="benefit"){
    $statusy2="max";
    $status2y2="min";

    $y2 = max($y2a, $y2b, $y2c);
    $y2m = min($y2a, $y2b, $y2c);

}

if ($isiDataSingle['typec3']=="cost"){
    $statusy3="min";
    $status2y3="max";
    $y3 = min($y3a, $y3b, $y3c);
    $y3m = max($y3a, $y3b, $y3c);


} else if ($isiDataSingle['typec3']=="benefit"){
    $statusy3="max";
    $status2y3="min";
    $y3 = max($y3a, $y3b, $y3c);
    $y3m = min($y3a, $y3b, $y3c);

}

if ($isiDataSingle['typec4']=="cost"){
    $statusy4="min";
    $status2y4="max";

    $y4 = min($y4a, $y4b, $y4c);
    $y4m = max($y4a, $y4b, $y4c);

} else if ($isiDataSingle['typec4']=="benefit"){
    $statusy4="max";
    $status2y4="min";
    $y4 = max($y4a, $y4b, $y4c);
    $y4m = min($y4a, $y4b, $y4c);
}

if ($isiDataSingle['typec5']=="cost"){
    $statusy5="min";
    $status2y5="max";

    $y5 = min($y5a, $y5b, $y5c);
    $y5m = max($y5a, $y5b, $y5c);



} else if ($isiDataSingle['typec5']=="benefit"){
    $statusy5="max";
    $status2y5="min";
    $y5 = max($y5a, $y5b, $y5c);
    $y5m = min($y5a, $y5b, $y5c);
}
//end   fungsi Y min max
//
        //start fungsi D
$d1 = sqrt((($y1 - $y1a) * ($y1 - $y1a)) + (($y2 - $y2a) * ($y2 - $y2a)) + (($y3 - $y3a) * ($y3 - $y3a)) + (($y4 - $y4a) * ($y4 - $y4a)) + (($y5 - $y5a) * ($y5 - $y5a)));
$d2 = sqrt((($y1 - $y1b) * ($y1 - $y1b)) + (($y2 - $y2b) * ($y2 - $y2b)) + (($y3 - $y3b) * ($y3 - $y3b)) + (($y4 - $y4b) * ($y4 - $y4b)) + (($y5 - $y5b) * ($y5 - $y5b)));
$d3 = sqrt((($y1 - $y1c) * ($y1 - $y1c)) + (($y2 - $y2c) * ($y2 - $y2c)) + (($y3 - $y3c) * ($y3 - $y3c)) + (($y4 - $y4c) * ($y4 - $y4c)) + (($y5 - $y5c) * ($y5 - $y5c)));

$d1m = sqrt((($y1m - $y1a) * ($y1m - $y1a)) + (($y2m - $y2a) * ($y2m - $y2a)) + (($y3m - $y3a) * ($y3m - $y3a)) + (($y4m - $y4a) * ($y4m - $y4a)) + (($y5m - $y5a) * ($y5m - $y5a)));
$d2m = sqrt((($y1m - $y1b) * ($y1m - $y1b)) + (($y2m - $y2b) * ($y2m - $y2b)) + (($y3m - $y3b) * ($y3m - $y3b)) + (($y4m - $y4b) * ($y4m - $y4b)) + (($y5m - $y5b) * ($y5m - $y5b)));
$d3m = sqrt((($y1m - $y1c) * ($y1m - $y1c)) + (($y2m - $y2c) * ($y2m - $y2c)) + (($y3m - $y3c) * ($y3m - $y3c)) + (($y4m - $y4c) * ($y4m - $y4c)) + (($y5m - $y5c) * ($y5m - $y5c)));
//end   fungsi D
//
        //start fungsi hasil
$v1 = $d1m / ($d1 + $d1m);
$v2 = $d2m / ($d2 + $d2m);
$v3 = $d3m / ($d3 + $d3m);
if ($v1 > $v2 && $v1 > $v3) {
    $hasil = $v1;
    $alternatif = "Pertama";
} else if ($v2 > $v1 && $v2 > $v3) {
    $hasil = $v2;
    $alternatif = "Kedua";
} else if ($v3 > $v1 && $v3 > $v2) {
    $hasil = $v3;
    $alternatif = "Ketiga";
}
//end   fungsi hasil
?>