<?php

namespace app\common\logic;

use app\common\traits\crud\CrudLogicTrait;
use app\common\model\VehVehicleSku;

class VehVehicleSkuLogic
{
    use CrudLogicTrait;

    /**
     * 指定当前要操作的模型
     */
    protected string $modelClass = VehVehicleSku::class;


    /**
     * 指纹 = “稳定可复现的事实串”做 sha256
     * - 仅纳入稳定维度：品牌/车系/年款/能源/驱动/变速/车身 + 关键数值
     * - 不纳入营销名（trim/edition）、颜色文本等
     * - corp 维度：若你未来希望租户内去重，可传 $scopeCorp=true
     */
    public static function fingerprintMake(array $sku, bool $scopeCorp = false): string
    {
        $norm = function ($v) {
            if ($v === null || $v === '') return '';
            if (is_float($v)) return rtrim(rtrim(number_format($v, 3, '.', ''), '0'), '.'); // 规范小数
            return (string)$v;
        };

        $parts = [
            $scopeCorp ? ($sku['corp_id'] ?? 0) : '',

            strtoupper($sku['brand_code']     ?? ''),
            strtoupper($sku['series_code']    ?? ''),
            (int)($sku['model_year']          ?? 0),
            strtoupper($sku['fuel_type_code'] ?? ''),
            strtoupper($sku['drive_type_code']?? ''),
            strtoupper($sku['transmission_code'] ?? ''),
            strtoupper($sku['body_type_code'] ?? ''),

            $norm($sku['engine_disp_l'] ?? null),
            (int)($sku['engine_turbo'] ?? 0),
            $norm($sku['battery_kwh']  ?? null),
            (int)($sku['range_km']     ?? 0),

            strtoupper($sku['range_std_code'] ?? ''),
            strtoupper($sku['emission_std_code'] ?? ''),
        ];

        $plain = implode('|', $parts);
        return hash('sha256', $plain);
    }

    public function getList($data)
    {
        return VehVehicleSku::where($data)->orderBy('id','desc')->get(['id', 'sku_code', 'brand_code', 'brand_code', 'series_code', 'series_name', 'model_code', 'model_name', 'model_year', 'msrp']);
    }
}