97 lines
3.7 KiB
PHP
97 lines
3.7 KiB
PHP
<?php
|
|
|
|
namespace App\Http\Controllers;
|
|
|
|
use App\Models\Alternatif;
|
|
use App\Models\Kriteria;
|
|
use App\Models\Penilaian;
|
|
use Illuminate\Support\Facades\Auth;
|
|
|
|
class HasilPerhitunganController extends Controller
|
|
{
|
|
public function index()
|
|
{
|
|
$user_id = Auth::id(); // Get the current user's ID
|
|
|
|
$periode = request()->input('periode');
|
|
$penguji = request()->input('penguji');
|
|
// Retrieve data from the database
|
|
$alternatif = Alternatif::with('penilaian.kriteria')->orderBy('kode_alternatif', 'ASC')->get();
|
|
$kriteria = Kriteria::get();
|
|
if ($penguji == null) {
|
|
$penilaian = Penilaian::with('subKriteria')
|
|
->when(Auth::user()->roles != "admin", function ($query) use ($user_id) {
|
|
return $query->where('id_admin', $user_id);
|
|
})
|
|
->where('periode', $periode) // Tambahkan kondisi where untuk periode
|
|
->get();
|
|
} else {
|
|
$penilaian = Penilaian::with('subKriteria')
|
|
->where('id_admin', $penguji)
|
|
->where('periode', $periode) // Tambahkan kondisi where untuk periode
|
|
->get();
|
|
}
|
|
|
|
// Calculate min and max values for each criteria
|
|
$minMax = [];
|
|
foreach ($kriteria as $vkriteria) {
|
|
foreach ($penilaian as $vpenilaian) {
|
|
if ($vkriteria->id == $vpenilaian->id_kriteria) {
|
|
if ($vkriteria->sifat == "benefit") {
|
|
$minMax[$vkriteria->id][] = $vpenilaian->subKriteria['bobot'];
|
|
} elseif ($vkriteria->sifat == "cost") {
|
|
$minMax[$vkriteria->id][] = $vpenilaian->subKriteria['bobot'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Perform normalization
|
|
$normalisasi = [];
|
|
foreach ($penilaian as $vpenilaian) {
|
|
foreach ($kriteria as $vkriteria) {
|
|
if ($vkriteria->id == $vpenilaian->id_kriteria) {
|
|
if ($vkriteria->sifat == "benefit") {
|
|
$normalisasi[$vpenilaian->alternatif->guru['id']][$vkriteria->id] = $vpenilaian->subKriteria['bobot'] / max($minMax[$vkriteria->id]);
|
|
} elseif ($vkriteria->sifat == "cost") {
|
|
$normalisasi[$vpenilaian->alternatif->guru['id']][$vkriteria->id] = min($minMax[$vkriteria->id]) / $vpenilaian->subKriteria['bobot'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Perform ranking
|
|
$rank = [];
|
|
foreach ($normalisasi as $key => $vnormalisasi) {
|
|
foreach ($kriteria as $vkriteria) {
|
|
if (isset($vnormalisasi[$vkriteria->id])) {
|
|
$rank[$key][] = $vnormalisasi[$vkriteria->id] * $vkriteria->bobot_kriteria;
|
|
} else {
|
|
$rank[$key][] = 0; // Assign a default value
|
|
}
|
|
}
|
|
}
|
|
|
|
// Sum up the ranks and determine the status keterangan
|
|
$statusKeterangan = [];
|
|
foreach ($normalisasi as $key => $value) {
|
|
$rank[$key][] = array_sum($rank[$key]);
|
|
if ($rank[$key] >= 100) {
|
|
$statusKeterangan[$key] = 'Sangat Baik';
|
|
} elseif ($rank[$key] >= 70 && $rank[$key] < 100) {
|
|
$statusKeterangan[$key] = 'Baik';
|
|
} elseif ($rank[$key] >= 20 && $rank[$key] < 70) {
|
|
$statusKeterangan[$key] = 'Cukup';
|
|
} else {
|
|
$statusKeterangan[$key] = 'Kurang';
|
|
}
|
|
}
|
|
|
|
// Sort the ranks
|
|
arsort($rank);
|
|
|
|
// Pass data to the view
|
|
return view('pages.hasil_perhitungan.index', compact('kriteria', 'alternatif', 'penilaian', 'minMax', 'normalisasi', 'rank'));
|
|
}
|
|
}
|