@@ -0,0 +1,60 @@
+<?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']);
+    }
+}