<?php

namespace App\Support\v2;

use App\KadarUpah;
use App\Customer;
use Illuminate\Support\Facades\Log;

use Illuminate\Http\Request;

class Calculation
{

    protected $maks_margin = 80;
    protected $one_percent = 1;

    /* Start Calculation of Ujrah */

    private function kiraanUjrah(float $nilaimarhun = 0.0,float $kadarujrah = 0.0,float $margin = 0.0){
        
        //periksa adakah kadar ujrah ini diberi percentage
        if($kadarujrah >= 1){
            return;
        }

        $ujrah = ($kadarujrah/100) * $nilaimarhun;
        $formula_margin = ($this->maks_margin - $margin) / $this->maks_margin;
        $ujrah_margin = $formula_margin * $kadarujrah;
        $rebate_ujrah = $nilaimarhun*($ujrah_margin/100);
        $ujrah_sebenar = $ujrah - $rebate_ujrah;

        return $ujrah_sebenar;
    }

    private function kiraanOnePercent(float $pembiayaan = 0.0){

        //periksa adakah pembiayaan adalah null atau kosong.
        if($pembiayaan == 0 || $pembiayaan == null)
            return;
        
            $onepercent = ($this->one_percent/100) * $pembiayaan;


        return $onepercent;
    }

    public function kiraanUjrahSebenar(float $nilaimarhun = 0.0,float $kadarujrah = 0.0,float $margin = 0.0){

        if($kadarujrah >= 1){
            return;
        }

        $ujrah = ($kadarujrah/100) * $nilaimarhun;
        $formula_margin = ($this->maks_margin - $margin) / $this->maks_margin;
        $rebate_ujrah = $formula_margin * $ujrah;
        $ujrah_sebenar = $ujrah - $rebate_ujrah;

        return $ujrah_sebenar;
    }

    public function kiraanKeuntunganRebet(float $pembiayaan = 0.0,float $nilaimarhun = 0.0,float $kadarujrah = 0.0,float $margin = 0.0){

        $this->one_percent = $this->getKadarUpah($nilaimarhun);
        $onepercent = $this->kiraanOnePercent($pembiayaan);
        $ujrah_sebenar = $this->kiraanUjrahSebenar($nilaimarhun,$kadarujrah,$margin);

        $onepercent = (!empty($onepercent)) ? $this->getRoundedMethod($onepercent) : 0;
        $ujrah_sebenar = (!empty($ujrah_sebenar)) ? $this->getRoundedMethod($ujrah_sebenar) : 0;

        $keuntungan = $onepercent + $ujrah_sebenar;

        return ['keuntungan' => $keuntungan,'onepercent' => $onepercent, 'ujrah' => $ujrah_sebenar];
    }

    public function kiraanKeuntunganSebenar(float $pembiayaan = 0.0,float $nilaimarhun = 0.0,float $kadarujrah = 0.0,float $margin = 0.0){

        $this->one_percent = $this->getKadarUpah($nilaimarhun);
        $onepercent = $this->kiraanOnePercent($pembiayaan);
        $ujrah_sebenar = $this->kiraanUjrah($nilaimarhun,$kadarujrah,$margin);
        $onepercent = (!empty($onepercent)) ? $this->getRoundedMethod($onepercent) : 0;
        $ujrah_sebenar = (!empty($ujrah_sebenar)) ? $this->getRoundedMethod($ujrah_sebenar) : 0;

        $keuntungan = $onepercent + $ujrah_sebenar;

        return ['keuntungan' => $keuntungan,'onepercent' => $onepercent, 'ujrah' => $ujrah_sebenar];
    }

public function getKadarUjrah(float $nilaimarhun = 0.0, $groupid, $nokp = null): float
{
    // 1️⃣ Semak status pelanggan dalam table customer
    if ($nokp) {
        $customer = Customer::on('mysql7')
            ->select('tag_anggota')
            ->where(function($q) use ($nokp) {
                $q->where('kpbaru', $nokp)
                  ->orWhere('kplama', $nokp);
            })
            ->first();

        // 2️⃣ Jika anggota koperasi → kadar tetap
        if ($customer && (int)$customer->tag_anggota === 1) {
            Log::info('[DEBUG-UJRAH] Anggota koperasi', [
                'nokp' => $nokp,
                'kadarujrah' => 0.16,
                'groupid' => $groupid,
                'nilaimarhun' => $nilaimarhun,
            ]);
            return 0.16;
        }
    }

    // 3️⃣ Jika bukan anggota → ambil dari jadual kadar_upah
    $kadar = KadarUpah::on('mysql7')
        ->select('kadarujrah')
        ->where([
            ['min', '<=', $nilaimarhun],
            ['max', '>=', $nilaimarhun],
        ])
        ->where('group_id', $groupid)
        ->first();

    if ($kadar && isset($kadar->kadarujrah)) {
        Log::info('[DEBUG-UJRAH] Bukan anggota - dari jadual kadar_upah', [
            'nokp' => $nokp,
            'kadarujrah' => (float)$kadar->kadarujrah,
            'groupid' => $groupid,
            'nilaimarhun' => $nilaimarhun,
        ]);
        return (float) $kadar->kadarujrah;
    }

    // 4️⃣ Default fallback
    Log::info('[DEBUG-UJRAH] Tiada kadar ditemui', [
        'nokp' => $nokp,
        'groupid' => $groupid,
        'nilaimarhun' => $nilaimarhun,
    ]);
    return 0.0;
}


    public function getKadarUpah(float $nilaimarhun = 0.0){
        $kadarupah = KadarUpah::on('mysql7')->where([['min','<=',$nilaimarhun],['max','>=',$nilaimarhun]])->where('group_id',1)->first();

        return isset($kadarupah) ? $kadarupah['kadaronepercent'] : 1;
    }

    public function getRoundedMethod(float $number = 0.0) : Float{
        // $multiplied = number_format($number * 100,2);
        // $floorResult = floor($multiplied);
        // $number_string = number_format($floorResult/100,2);
        $number_string = number_format(floor($number * 100)/100,2);

        $rounded = substr($number_string, 0, -1);
        $lastDigit = substr($number_string, -1);

        if ($lastDigit >= 0 && $lastDigit <= 2) {
            if(strpos($rounded,',')){
                $rounded = str_replace(',','',$rounded);
            }
            return $rounded;
        } elseif ($lastDigit >= 3 && $lastDigit <= 7) {
            $rounded = $rounded . '5';
            if(strpos($rounded,',')){
                $rounded = str_replace(',','',$rounded);
            }
            return $rounded;
        } else {
            return round($number,PHP_ROUND_HALF_UP);
        }
    }
    
    /* End of Line Calculation */

    
}