Volije/app/Models/PerhitunganModel.php

38 lines
1.1 KiB
PHP

<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\DB;
class PerhitunganModel extends Model
{
protected $table = 'penilaian';
protected $primaryKey = 'id_penilaian';
protected $fillable = ['id_alternatif', 'id_kriteria', 'nilai'];
public $timestamps = false;
public static function data_nilai($id_alternatif, $id_kriteria)
{
return self::join('sub_kriteria', 'penilaian.nilai', '=', 'sub_kriteria.id_sub_kriteria')
->where('penilaian.id_alternatif', $id_alternatif)
->where('penilaian.id_kriteria', $id_kriteria)
->first();
}
public static function hapus_hasil()
{
DB::table('hasil')->truncate();
return true;
}
public static function get_hasil()
{
return DB::table('hasil')
->join('alternatif', 'hasil.id_alternatif', '=', 'alternatif.id_alternatif')
->select('alternatif.id_alternatif', 'alternatif.nama', 'hasil.nilai as nilai_qi', DB::raw('ROW_NUMBER() OVER (ORDER BY hasil.nilai ASC) as ranking'))
->orderBy('hasil.nilai', 'ASC')
->get();
}
}