<?php

namespace Database\Seeders;

use Illuminate\Database\Seeder;
use App\Models\MobilModels as Mobil;
use App\Models\SubKriteriaModels as SubKriteria;
use App\Models\NilaiAlternatifModels as NilaiAlternatif;

class NilaiAlternatifSeeder extends Seeder
{
    public function run()
    {
        $mobils = Mobil::all();

        // ===============================
        // 1. KELENGKAPAN MOBIL
        // ===============================
        $kelengkapanItems = ['ban cadangan', 'dongkrak', 'kunci roda', 'segitiga pengaman', 'apar'];

        $subKelengkapan = [];
        foreach ($kelengkapanItems as $item) {
            $sub = SubKriteria::whereRaw('LOWER(nama_subkriteria) LIKE ?', ["%$item%"])->first();
            if ($sub) {
                $subKelengkapan[strtolower($item)] = $sub->id;
            }
        }

        // ===============================
        // 2. SUB-KRITERIA HARGA
        // ===============================
        $subHarga = SubKriteria::whereHas('kriteria', function ($q) {
            $q->where('nama_kriteria', 'Harga Sewa');
        })->get()->keyBy(function ($item) {
            return strtolower($item->nama_subkriteria);
        });

        $hargaMap = [
            ['label' => '≤ rp 300.000', 'check' => fn($v) => $v <= 300000, 'score' => 5],
            ['label' => 'rp 301.000 - rp 400.000', 'check' => fn($v) => $v > 300000 && $v <= 400000, 'score' => 4],
            ['label' => 'rp 401.000 - rp 600.000', 'check' => fn($v) => $v > 400000 && $v <= 600000, 'score' => 3],
            ['label' => 'rp 601.000 - rp 1.000.000', 'check' => fn($v) => $v > 600000 && $v <= 1000000, 'score' => 2],
            ['label' => '≥ rp 1.000.000', 'check' => fn($v) => $v > 1000000, 'score' => 1],
        ];

        // ===============================
        // 3. SUB-KRITERIA BBM
        // ===============================
        $subBBM = SubKriteria::whereHas('kriteria', function ($q) {
            $q->where('nama_kriteria', 'Konsumsi BBM');
        })->get()->keyBy(function ($item) {
            return strtolower($item->nama_subkriteria);
        });

        $bbmMap = [
            ['label' => 'sangat Hemat (≥16 km/l)', 'check' => fn($v) => $v >= 16, 'score' => 5],
            ['label' => 'hemat (14 - 15 km/l)', 'check' => fn($v) => $v >= 14 && $v < 16, 'score' => 4],
            ['label' => 'sedang (12 - 13 km/l)', 'check' => fn($v) => $v >= 12 && $v < 14, 'score' => 3],
            ['label' => 'boros (10 - 11 km/l)', 'check' => fn($v) => $v >= 10 && $v < 12, 'score' => 2],
            ['label' => 'sangat Boros (≤ 10 km/l)', 'check' => fn($v) => $v < 10, 'score' => 1],
        ];

        // ===============================
        // 4. SUB-KRITERIA TAHUN
        // ===============================
        $subTahun = SubKriteria::whereHas('kriteria', function ($q) {
            $q->where('nama_kriteria', 'Tahun Mobil');
        })->get()->keyBy(function ($item) {
            return strtolower($item->nama_subkriteria);
        });

        $tahunMap = [
            ['label' => 'terbaru (2022 - 2024)', 'check' => fn($v) => $v >= 2022, 'score' => 5],
            ['label' => 'menengah (2020 - 2021)', 'check' => fn($v) => $v >= 2020 && $v < 2022, 'score' => 3],
            ['label' => 'lama (2018 - 2019)', 'check' => fn($v) => $v >= 2018 && $v < 2020, 'score' => 1],
        ];

        // ===============================
        // MASUKKAN NILAI
        // ===============================
        foreach ($mobils as $mobil) {
            $kelengkapanList = array_map('trim', explode(',', strtolower($mobil->kelengkapan_mobil)));
            foreach ($kelengkapanItems as $item) {
                $key = strtolower($item);
                $nilai = in_array($key, $kelengkapanList) ? 1 : 0;
                if (isset($subKelengkapan[$key])) {
                    NilaiAlternatif::updateOrCreate([
                        'mobil_id' => $mobil->id,
                        'sub_kriteria_id' => $subKelengkapan[$key],
                    ], ['nilai' => $nilai]);
                }
            }

            $harga = (int) preg_replace('/[^\d]/', '', $mobil->harga_sewa_per_hari);
            foreach ($hargaMap as $item) {
                $key = strtolower($item['label']);
                if ($item['check']($harga) && isset($subHarga[$key])) {
                    NilaiAlternatif::updateOrCreate([
                        'mobil_id' => $mobil->id,
                        'sub_kriteria_id' => $subHarga[$key]->id,
                    ], ['nilai' => $item['score']]);
                    break; // cukup satu yang cocok
                }
            }


            $bbm = (float) $mobil->konsumsi_bbm;
            foreach ($bbmMap as $item) {
                $key = strtolower($item['label']);
                if ($item['check']($bbm) && isset($subBBM[$key])) {
                    NilaiAlternatif::updateOrCreate([
                        'mobil_id' => $mobil->id,
                        'sub_kriteria_id' => $subBBM[$key]->id,
                    ], ['nilai' => $item['score']]);
                    break;
                }
            }

            $tahun = (int) $mobil->tahun;
            foreach ($tahunMap as $item) {
                $key = strtolower($item['label']);
                if ($item['check']($tahun) && isset($subTahun[$key])) {
                    NilaiAlternatif::updateOrCreate([
                        'mobil_id' => $mobil->id,
                        'sub_kriteria_id' => $subTahun[$key]->id,
                    ], ['nilai' => $item['score']]);
                    break;
                }
            }
        }

        echo "Seeder lengkap selesai.\n";
    }
}